61a12cfa7b
IIUC it is a pre-requisite for IPv6 support, some UNICes do not support
getaddrinfo required for IPv6. But coincidentally such UNICes are no longer
really supported by GDB. Therefore it was concluded we can remove all such
UNICes and then we can implement IPv6 easily with getaddrinfo.
In mail
Re: getaddrinfo available on all GDB hosts? [Re: [PATCH v2] Add IPv6 support for remote TCP connections]
Message-ID: <20140211034157.GG5485@adacore.com>
https://sourceware.org/ml/gdb-patches/2014-02/msg00333.html
Joel said:
So I chose HP-UX first for this patch.
gdb/ChangeLog
2014-10-16 Jan Kratochvil <jan.kratochvil@redhat.com>
Remove HPUX.
* Makefile.in (ALL_64_TARGET_OBS): Remove ia64-hpux-tdep.o.
(ALL_TARGET_OBS): Remove hppa-hpux-tdep.o, solib-som.o and solib-pa64.o.
(HFILES_NO_SRCDIR): Remove solib-som.h, inf-ttrace.h, solib-pa64.h and
ia64-hpux-tdep.h, solib-ia64-hpux.h.
(ALLDEPFILES): Remove hppa-hpux-tdep.c, hppa-hpux-nat.c,
ia64-hpux-nat.c, ia64-hpux-tdep.c, somread.c and solib-som.c.
* config/djgpp/fnchange.lst: Remove hppa-hpux-nat.c and
hppa-hpux-tdep.c.
* config/ia64/hpux.mh: Remove file.
* config/pa/hpux.mh: Remove file.
* configure: Rebuilt.
* configure.ac (dlgetmodinfo, somread.o): Remove.
* configure.host (hppa*-*-hpux*, ia64-*-hpux*): Make them obsolete.
(ia64-*-hpux*): Remove its float format exception.
* configure.tgt (hppa*-*-hpux*, ia64-*-hpux*): Make them obsolete.
* hppa-hpux-nat.c: Remove file.
* hppa-hpux-tdep.c: Remove file.
* hppa-tdep.c (struct hppa_unwind_info, struct hppa_objfile_private):
Move them here from hppa-tdep.h
(hppa_objfile_priv_data, hppa_init_objfile_priv_data): Make it static.
(hppa_frame_prev_register_helper): Remove HPPA_FLAGS_REGNUM exception.
* hppa-tdep.h (struct hppa_unwind_info, struct hppa_objfile_private):
Move them to hppa-tdep.c.
(hppa_objfile_priv_data, hppa_init_objfile_priv_data): Remove
declarations.
* ia64-hpux-nat.c: Remove file.
* ia64-hpux-tdep.c: Remove file.
* ia64-hpux-tdep.h: Remove file.
* inf-ttrace.c: Remove file.
* inf-ttrace.h: Remove file.
* solib-ia64-hpux.c: Remove file.
* solib-ia64-hpux.h: Remove file.
* solib-pa64.c: Remove file.
* solib-pa64.h: Remove file.
* solib-som.c: Remove file.
* solib-som.h: Remove file.
* somread.c: Remove file.
2494 lines
81 KiB
Plaintext
2494 lines
81 KiB
Plaintext
dnl Autoconf configure script for GDB, the GNU debugger.
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dnl Copyright (C) 1995-2015 Free Software Foundation, Inc.
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dnl
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dnl This file is part of GDB.
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dnl
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dnl This program is free software; you can redistribute it and/or modify
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dnl it under the terms of the GNU General Public License as published by
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dnl the Free Software Foundation; either version 3 of the License, or
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dnl (at your option) any later version.
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dnl
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dnl This program is distributed in the hope that it will be useful,
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dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
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dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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dnl GNU General Public License for more details.
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dnl
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dnl You should have received a copy of the GNU General Public License
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dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
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dnl Process this file with autoconf to produce a configure script.
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AC_PREREQ(2.59)dnl
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AC_INIT(main.c)
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AC_CONFIG_HEADER(config.h:config.in)
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AM_MAINTAINER_MODE
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# Set the 'development' global.
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. $srcdir/../bfd/development.sh
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AC_PROG_CC
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AC_PROG_CXX
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AC_USE_SYSTEM_EXTENSIONS
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ACX_LARGEFILE
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AM_PROG_CC_STDC
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AM_PROG_INSTALL_STRIP
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AC_CONFIG_AUX_DIR(..)
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AC_CANONICAL_SYSTEM
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AC_ARG_PROGRAM
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# See if we are building with C++, and substitute COMPILER.
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GDB_AC_BUILD_WITH_CXX
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# Dependency checking.
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ZW_CREATE_DEPDIR
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ZW_PROG_COMPILER_DEPENDENCIES([CC])
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# Check for the 'make' the user wants to use.
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AC_CHECK_PROGS(MAKE, make)
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MAKE_IS_GNU=
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case "`$MAKE --version 2>&1 | sed 1q`" in
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*GNU*)
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MAKE_IS_GNU=yes
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;;
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esac
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AM_CONDITIONAL(GMAKE, test "$MAKE_IS_GNU" = yes)
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AC_PROG_MAKE_SET
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gnulib_extra_configure_args=
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# If large-file support is disabled, make sure gnulib does the same.
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if test "$enable_largefile" = no; then
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gnulib_extra_configure_args="$gnulib_extra_configure_args --disable-largefile"
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fi
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# Configure gnulib. We need to build gnulib under some other
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# directory not "gnulib", to avoid the problem of both GDB and
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# GDBserver wanting to build it in the same directory, when building
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# in the source dir.
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ACX_CONFIGURE_DIR(["gnulib"], ["build-gnulib"],
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["$gnulib_extra_configure_args"])
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dnl List of object files and targets accumulated by configure.
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CONFIG_OBS=
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CONFIG_DEPS=
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CONFIG_SRCS=
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ENABLE_CFLAGS=
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CONFIG_ALL=
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CONFIG_CLEAN=
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CONFIG_INSTALL=
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CONFIG_UNINSTALL=
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dnl Set up for gettext.
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ZW_GNU_GETTEXT_SISTER_DIR
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localedir='${datadir}/locale'
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AC_SUBST(localedir)
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if test x"$USE_NLS" = xyes; then
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CONFIG_ALL="$CONFIG_ALL all-po"
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CONFIG_CLEAN="$CONFIG_CLEAN clean-po"
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CONFIG_INSTALL="$CONFIG_INSTALL install-po"
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CONFIG_UNINSTALL="$CONFIG_UNINSTALL uninstall-po"
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fi
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GNULIB=build-gnulib/import
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# For Makefile dependencies.
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GNULIB_STDINT_H=
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if test x"$STDINT_H" != x; then
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GNULIB_STDINT_H=$GNULIB/$STDINT_H
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fi
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AC_SUBST(GNULIB_STDINT_H)
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PACKAGE=gdb
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AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of this package. ])
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AC_SUBST(PACKAGE)
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# We never need to detect it in this sub-configure.
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# But preserve it for config.status --recheck.
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AC_ARG_VAR(MAKEINFO,
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[Parent configure detects if it is of sufficient version.])
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AC_ARG_VAR(MAKEINFOFLAGS,
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[Parameters for MAKEINFO.])
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MAKEINFO_EXTRA_FLAGS=""
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AC_CACHE_CHECK([whether $MAKEINFO supports @click], gdb_cv_have_makeinfo_click,
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[echo '@clicksequence{a @click{} b}' >conftest.texinfo
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if eval "$MAKEINFO conftest.texinfo >&5 2>&5"; then
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gdb_cv_have_makeinfo_click=yes
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else
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gdb_cv_have_makeinfo_click=no
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fi])
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if test x"$gdb_cv_have_makeinfo_click" = xyes; then
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MAKEINFO_EXTRA_FLAGS="$MAKEINFO_EXTRA_FLAGS -DHAVE_MAKEINFO_CLICK"
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fi
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AC_SUBST(MAKEINFO_EXTRA_FLAGS)
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GDB_AC_WITH_DIR(DEBUGDIR, separate-debug-dir,
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[look for global separate debug info in this path @<:@LIBDIR/debug@:>@],
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[${libdir}/debug])
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# We can't pass paths as command line arguments.
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# Mingw32 tries to be clever and will convert the paths for us.
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# For example -DBINDIR="/usr/local/bin" passed on the command line may get
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# converted to -DBINDIR="E:/msys/mingw32/msys/1.0/local/bin".
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# This breaks GDB's relocatable path conversions since paths passed in
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# config.h would not get so translated, the path prefixes no longer match.
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AC_DEFINE_DIR(BINDIR, bindir, [Directory of programs.])
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# GDB's datadir relocation
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GDB_AC_WITH_DIR(GDB_DATADIR, gdb-datadir,
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[look for global separate data files in this path @<:@DATADIR/gdb@:>@],
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[${datadir}/gdb])
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AC_ARG_WITH(relocated-sources,
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AS_HELP_STRING([--with-relocated-sources=PATH], [automatically relocate this path for source files]),
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[reloc_srcdir="${withval}"
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AC_DEFINE_DIR(RELOC_SRCDIR, reloc_srcdir,
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[Relocated directory for source files. ])
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])
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AC_MSG_CHECKING([for default auto-load directory])
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AC_ARG_WITH(auto-load-dir,
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AS_HELP_STRING([--with-auto-load-dir=PATH],
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[directories from which to load auto-loaded scripts @<:@$debugdir:$datadir/auto-load@:>@]),,
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[with_auto_load_dir='$debugdir:$datadir/auto-load'])
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escape_dir=`echo $with_auto_load_dir | sed 's/[[$]]\(datadir\|debugdir\)\>/\\\\\\\\\\\\&/g'`
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AC_DEFINE_DIR(AUTO_LOAD_DIR, escape_dir,
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[Directories from which to load auto-loaded scripts.])
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AC_MSG_RESULT([$with_auto_load_dir])
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AC_MSG_CHECKING([for default auto-load safe-path])
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AC_ARG_WITH(auto-load-safe-path,
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AS_HELP_STRING([--with-auto-load-safe-path=PATH],
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[directories safe to hold auto-loaded files @<:@--with-auto-load-dir@:>@])
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AS_HELP_STRING([--without-auto-load-safe-path],
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[do not restrict auto-loaded files locations]),
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[if test "$with_auto_load_safe_path" = "no"; then
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with_auto_load_safe_path="/"
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fi],
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[with_auto_load_safe_path="$with_auto_load_dir"])
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escape_dir=`echo $with_auto_load_safe_path | sed 's/[[$]]\(datadir\|debugdir\)\>/\\\\\\\\\\\\&/g'`
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AC_DEFINE_DIR(AUTO_LOAD_SAFE_PATH, escape_dir,
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[Directories safe to hold auto-loaded files.])
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AC_MSG_RESULT([$with_auto_load_safe_path])
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AC_CONFIG_SUBDIRS(testsuite)
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# Check whether to support alternative target configurations
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AC_ARG_ENABLE(targets,
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AS_HELP_STRING([--enable-targets=TARGETS], [alternative target configurations]),
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[case "${enableval}" in
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yes | "") AC_ERROR(enable-targets option must specify target names or 'all')
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;;
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no) enable_targets= ;;
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*) enable_targets=$enableval ;;
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esac])
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# Check whether to enable 64-bit support on 32-bit hosts
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AC_ARG_ENABLE(64-bit-bfd,
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AS_HELP_STRING([--enable-64-bit-bfd], [64-bit support (on hosts with narrower word sizes)]),
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[case "${enableval}" in
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yes) want64=true ;;
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no) want64=false ;;
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*) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;;
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esac],[want64=false])dnl
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# Provide defaults for some variables set by the per-host and per-target
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# configuration.
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gdb_host_obs=posix-hdep.o
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if test "${target}" = "${host}"; then
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gdb_native=yes
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else
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gdb_native=no
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fi
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. $srcdir/configure.host
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# Add in the common host objects.
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. $srcdir/common/common.host
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gdb_host_obs="$gdb_host_obs $common_host_obs"
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# Accumulate some settings from configure.tgt over all enabled targets
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TARGET_OBS=
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all_targets=
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HAVE_NATIVE_GCORE_TARGET=
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for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'`
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do
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if test "$targ_alias" = "all"; then
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all_targets=true
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else
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# Canonicalize the secondary target names.
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result=`$ac_config_sub $targ_alias 2>/dev/null`
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if test -n "$result"; then
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targ=$result
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else
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targ=$targ_alias
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fi
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. ${srcdir}/configure.tgt
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AS_IF([test -z "${gdb_target_obs}"],
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[AC_MSG_ERROR([configuration ${targ} is unsupported.])])
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# Target-specific object files
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for i in ${gdb_target_obs}; do
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case " $TARGET_OBS " in
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*" ${i} "*) ;;
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*)
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TARGET_OBS="$TARGET_OBS ${i}"
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;;
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esac
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done
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# Check whether this target needs 64-bit CORE_ADDR
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if test x${want64} = xfalse; then
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. ${srcdir}/../bfd/config.bfd
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fi
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# Check whether this target is native and supports gcore.
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if test $gdb_native = yes -a "$targ_alias" = "$target_alias" \
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&& $gdb_have_gcore; then
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HAVE_NATIVE_GCORE_TARGET=1
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fi
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fi
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done
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if test x${all_targets} = xtrue; then
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# We want all 64-bit targets if we either:
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# - run on a 64-bit host or
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# - already require 64-bit support for some other target or
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# - the --enable-64-bit-bfd option was supplied
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# Otherwise we only support all 32-bit targets.
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#
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# NOTE: This test must be in sync with the corresponding
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# tests in BFD!
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if test x${want64} = xfalse; then
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AC_CHECK_SIZEOF(long)
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if test "x${ac_cv_sizeof_long}" = "x8"; then
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want64=true
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fi
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fi
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if test x${want64} = xtrue; then
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TARGET_OBS='$(ALL_TARGET_OBS) $(ALL_64_TARGET_OBS)'
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else
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TARGET_OBS='$(ALL_TARGET_OBS)'
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fi
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fi
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AC_SUBST(TARGET_OBS)
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AC_SUBST(HAVE_NATIVE_GCORE_TARGET)
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# For other settings, only the main target counts.
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gdb_sim=
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gdb_osabi=
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build_gdbserver=
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targ=$target; . ${srcdir}/configure.tgt
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# Fetch the default architecture and default target vector from BFD.
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targ=$target; . $srcdir/../bfd/config.bfd
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# We only want the first architecture, so strip off the others if
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# there is more than one.
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targ_archs=`echo $targ_archs | sed 's/ .*//'`
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if test "x$targ_archs" != x; then
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AC_DEFINE_UNQUOTED(DEFAULT_BFD_ARCH, $targ_archs,
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[Define to BFD's default architecture. ])
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fi
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if test "x$targ_defvec" != x; then
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AC_DEFINE_UNQUOTED(DEFAULT_BFD_VEC, $targ_defvec,
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[Define to BFD's default target vector. ])
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fi
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# The CLI cannot be disabled yet, but may be in the future.
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# Enable CLI.
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AC_ARG_ENABLE(gdbcli,
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AS_HELP_STRING([--disable-gdbcli], [disable command-line interface (CLI)]),
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[case $enableval in
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yes)
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;;
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no)
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AC_MSG_ERROR([the command-line interface cannot be disabled yet]) ;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbcli]) ;;
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esac],
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[enable_gdbcli=yes])
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if test x"$enable_gdbcli" = xyes; then
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if test -d $srcdir/cli; then
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CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_CLI_OBS)"
|
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CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_CLI_DEPS)"
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CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_CLI_SRCS)"
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ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_CLI_CFLAGS)"
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fi
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fi
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# Enable MI.
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AC_ARG_ENABLE(gdbmi,
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AS_HELP_STRING([--disable-gdbmi], [disable machine-interface (MI)]),
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbmi]) ;;
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esac],
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[enable_gdbmi=yes])
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if test x"$enable_gdbmi" = xyes; then
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if test -d $srcdir/mi; then
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CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_MI_OBS)"
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CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_MI_DEPS)"
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CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_MI_SRCS)"
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ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_MI_CFLAGS)"
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fi
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fi
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# Enable TUI.
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AC_ARG_ENABLE(tui,
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AS_HELP_STRING([--enable-tui], [enable full-screen terminal user interface (TUI)]),
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[case $enableval in
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yes | no | auto)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-tui]) ;;
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esac],enable_tui=auto)
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# Enable gdbtk.
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AC_ARG_ENABLE(gdbtk,
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AS_HELP_STRING([--enable-gdbtk], [enable gdbtk graphical user interface (GUI)]),
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[case $enableval in
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yes | no)
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;;
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*)
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AC_MSG_ERROR([bad value $enableval for --enable-gdbtk]) ;;
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esac],
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[if test -d $srcdir/gdbtk; then
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enable_gdbtk=yes
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else
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enable_gdbtk=no
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fi])
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# We unconditionally disable gdbtk tests on selected platforms.
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case $host_os in
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go32* | windows*)
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AC_MSG_WARN([gdbtk isn't supported on $host; disabling])
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enable_gdbtk=no ;;
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esac
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# Libunwind support for ia64.
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AC_ARG_WITH(libunwind-ia64,
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AS_HELP_STRING([--with-libunwind-ia64],
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[use libunwind frame unwinding for ia64 targets]),,
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[with_libunwind_ia64=auto])
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# Backward compatibility option.
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if test "${with_libunwind+set}" = set; then
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if test x"$with_libunwind_ia64" != xauto; then
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AC_MSG_ERROR(
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[option --with-libunwind is deprecated, use --with-libunwind-ia64])
|
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fi
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AC_MSG_WARN([option --with-libunwind is deprecated, use --with-libunwind-ia64])
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with_libunwind_ia64="$with_libunwind"
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fi
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case "$with_libunwind_ia64" in
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yes | no)
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;;
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auto)
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AC_CHECK_HEADERS(libunwind-ia64.h)
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with_libunwind_ia64=$ac_cv_header_libunwind_ia64_h
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;;
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*)
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AC_MSG_ERROR(
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[bad value $with_libunwind_ia64 for GDB --with-libunwind-ia64 option])
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;;
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esac
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if test x"$with_libunwind_ia64" = xyes; then
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AC_CHECK_HEADERS(libunwind-ia64.h)
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if test x"$ac_cv_header_libunwind_ia64_h" != xyes; then
|
|
AC_MSG_ERROR([GDB option --with-libunwind-ia64 requires libunwind-ia64.h])
|
|
fi
|
|
CONFIG_OBS="$CONFIG_OBS ia64-libunwind-tdep.o"
|
|
CONFIG_DEPS="$CONFIG_DEPS ia64-libunwind-tdep.o"
|
|
CONFIG_SRCS="$CONFIG_SRCS ia64-libunwind-tdep.c"
|
|
fi
|
|
|
|
opt_curses=no
|
|
AC_ARG_WITH(curses, AS_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
|
|
|
|
prefer_curses=no
|
|
if test "$opt_curses" = "yes"; then
|
|
prefer_curses=yes
|
|
fi
|
|
|
|
# Profiling support.
|
|
AC_ARG_ENABLE(profiling,
|
|
AS_HELP_STRING([--enable-profiling], [enable profiling of GDB]),
|
|
[case $enableval in
|
|
yes | no)
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([bad value $enableval for --enable-profile]) ;;
|
|
esac],
|
|
[enable_profiling=no])
|
|
|
|
AC_CHECK_FUNCS(monstartup _mcleanup)
|
|
AC_CACHE_CHECK([for _etext], ac_cv_var__etext,
|
|
[AC_TRY_LINK(
|
|
[#include <stdlib.h>
|
|
extern char _etext;
|
|
],
|
|
[free (&_etext);], ac_cv_var__etext=yes, ac_cv_var__etext=no)])
|
|
if test $ac_cv_var__etext = yes; then
|
|
AC_DEFINE(HAVE__ETEXT, 1,
|
|
[Define to 1 if your system has the _etext variable. ])
|
|
fi
|
|
AC_CACHE_CHECK([for etext], ac_cv_var_etext,
|
|
[AC_TRY_LINK(
|
|
[#include <stdlib.h>
|
|
extern char etext;
|
|
],
|
|
[free (&etext);], ac_cv_var_etext=yes, ac_cv_var_etext=no)])
|
|
if test $ac_cv_var_etext = yes; then
|
|
AC_DEFINE(HAVE_ETEXT, 1,
|
|
[Define to 1 if your system has the etext variable. ])
|
|
fi
|
|
if test "$enable_profiling" = yes ; then
|
|
if test $ac_cv_func_monstartup = no || test $ac_cv_func__mcleanup = no; then
|
|
AC_MSG_ERROR(--enable-profiling requires monstartup and _mcleanup)
|
|
fi
|
|
PROFILE_CFLAGS=-pg
|
|
OLD_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $PROFILE_CFLAGS"
|
|
|
|
AC_CACHE_CHECK([whether $CC supports -pg], ac_cv_cc_supports_pg,
|
|
[AC_TRY_COMPILE([], [int x;], ac_cv_cc_supports_pg=yes,
|
|
ac_cv_cc_supports_pg=no)])
|
|
|
|
if test $ac_cv_cc_supports_pg = no; then
|
|
AC_MSG_ERROR(--enable-profiling requires a compiler which supports -pg)
|
|
fi
|
|
|
|
CFLAGS="$OLD_CFLAGS"
|
|
fi
|
|
|
|
ACX_PKGVERSION([GDB])
|
|
ACX_BUGURL([http://www.gnu.org/software/gdb/bugs/])
|
|
AC_DEFINE_UNQUOTED([PKGVERSION], ["$PKGVERSION"], [Additional package description])
|
|
AC_DEFINE_UNQUOTED([REPORT_BUGS_TO], ["$REPORT_BUGS_TO"], [Bug reporting address])
|
|
|
|
# --------------------- #
|
|
# Checks for programs. #
|
|
# --------------------- #
|
|
|
|
AC_PROG_AWK
|
|
AC_PROG_INSTALL
|
|
AC_PROG_LN_S
|
|
AC_PROG_RANLIB
|
|
AC_PROG_YACC
|
|
|
|
AC_CHECK_TOOL(AR, ar)
|
|
AC_CHECK_TOOL(DLLTOOL, dlltool)
|
|
AC_CHECK_TOOL(WINDRES, windres)
|
|
|
|
case $host_os in
|
|
gnu*)
|
|
# Needed for GNU Hurd hosts.
|
|
AC_CHECK_TOOL(MIG, mig)
|
|
if test x"$MIG" = x; then
|
|
AC_MSG_ERROR([MIG not found but required for $host hosts])
|
|
fi
|
|
;;
|
|
esac
|
|
|
|
# ---------------------- #
|
|
# Checks for libraries. #
|
|
# ---------------------- #
|
|
|
|
# We might need to link with -lm; most simulators need it.
|
|
AC_CHECK_LIB(m, main)
|
|
|
|
# We need to link with -lw to get `wctype' on Solaris before Solaris
|
|
# 2.6. Solaris 2.6 and beyond have this function in libc, and have a
|
|
# libw that some versions of the GNU linker cannot hanle (GNU ld 2.9.1
|
|
# is known to have this problem). Therefore we avoid libw if we can.
|
|
AC_CHECK_FUNC(wctype, [],
|
|
[AC_CHECK_LIB(w, wctype)])
|
|
|
|
# Some systems (e.g. Solaris) have `gethostbyname' in libnsl.
|
|
AC_SEARCH_LIBS(gethostbyname, nsl)
|
|
|
|
# Some systems (e.g. Solaris) have `socketpair' in libsocket.
|
|
AC_SEARCH_LIBS(socketpair, socket)
|
|
|
|
# Link in zlib if we can. This allows us to read compressed debug sections.
|
|
AM_ZLIB
|
|
|
|
# On FreeBSD we may need libutil for kinfo_getvmmap (used by fbsd-nat.c).
|
|
AC_SEARCH_LIBS(kinfo_getvmmap, util,
|
|
[AC_DEFINE(HAVE_KINFO_GETVMMAP, 1,
|
|
[Define to 1 if your system has the kinfo_getvmmap function. ])])
|
|
|
|
AM_ICONV
|
|
|
|
# GDB may fork/exec the iconv program to get the list of supported character
|
|
# sets. Allow the user to specify where to find it.
|
|
# There are several factors affecting the choice of option name:
|
|
# - There is already --with-libiconv-prefix but we can't use it, it specifies
|
|
# the build-time location of libiconv files.
|
|
# - The program we need to find is iconv, which comes with glibc. The user
|
|
# doesn't necessarily have libiconv installed. Therefore naming this
|
|
# --with-libiconv-foo feels wrong.
|
|
# - We want the path to be relocatable, but GDB_AC_DEFINE_RELOCATABLE is
|
|
# defined to work on directories not files (though it really doesn't know
|
|
# the difference).
|
|
# - Calling this --with-iconv-prefix is perceived to cause too much confusion
|
|
# with --with-libiconv-prefix.
|
|
# Putting these together is why the option name is --with-iconv-bin.
|
|
|
|
AC_ARG_WITH(iconv-bin,
|
|
AS_HELP_STRING([--with-iconv-bin=PATH], [specify where to find the iconv program]),
|
|
[iconv_bin="${withval}"
|
|
AC_DEFINE_UNQUOTED([ICONV_BIN], ["${iconv_bin}"],
|
|
[Path of directory of iconv program.])
|
|
GDB_AC_DEFINE_RELOCATABLE(ICONV_BIN, iconv, ${iconv_bin})
|
|
])
|
|
|
|
# For the TUI, we need enhanced curses functionality.
|
|
if test x"$enable_tui" != xno; then
|
|
prefer_curses=yes
|
|
fi
|
|
|
|
curses_found=no
|
|
if test x"$prefer_curses" = xyes; then
|
|
# FIXME: kettenis/20040905: We prefer ncurses over the vendor-supplied
|
|
# curses library because the latter might not provide all the
|
|
# functionality we need. However, this leads to problems on systems
|
|
# where the linker searches /usr/local/lib, but the compiler doesn't
|
|
# search /usr/local/include, if ncurses is installed in /usr/local. A
|
|
# default installation of ncurses on alpha*-dec-osf* will lead to such
|
|
# a situation.
|
|
AC_SEARCH_LIBS(waddstr, [ncurses cursesX curses])
|
|
|
|
if test "$ac_cv_search_waddstr" != no; then
|
|
curses_found=yes
|
|
fi
|
|
fi
|
|
|
|
# Check whether we should enable the TUI, but only do so if we really
|
|
# can.
|
|
if test x"$enable_tui" != xno; then
|
|
if test -d $srcdir/tui; then
|
|
if test "$curses_found" != no; then
|
|
CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_TUI_OBS)"
|
|
CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_TUI_DEPS)"
|
|
CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_TUI_SRCS)"
|
|
ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_TUI_CFLAGS)"
|
|
else
|
|
if test x"$enable_tui" = xyes; then
|
|
AC_MSG_ERROR([no enhanced curses library found; disable TUI])
|
|
else
|
|
AC_MSG_WARN([no enhanced curses library found; disabling TUI])
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# Since GDB uses Readline, we need termcap functionality. In many
|
|
# cases this will be provided by the curses library, but some systems
|
|
# have a seperate termcap library, or no curses library at all.
|
|
|
|
case $host_os in
|
|
cygwin*)
|
|
if test -d $srcdir/libtermcap; then
|
|
LIBS="../libtermcap/libtermcap.a $LIBS"
|
|
ac_cv_search_tgetent="../libtermcap/libtermcap.a"
|
|
fi ;;
|
|
go32* | *djgpp*)
|
|
ac_cv_search_tgetent="none required"
|
|
;;
|
|
*mingw32*)
|
|
if test x"$curses_found" != xyes; then
|
|
ac_cv_search_tgetent="none required"
|
|
CONFIG_OBS="$CONFIG_OBS stub-termcap.o"
|
|
fi ;;
|
|
esac
|
|
|
|
# These are the libraries checked by Readline.
|
|
AC_SEARCH_LIBS(tgetent, [termcap tinfo curses ncurses])
|
|
|
|
if test "$ac_cv_search_tgetent" = no; then
|
|
AC_MSG_ERROR([no termcap library found])
|
|
fi
|
|
|
|
AC_ARG_WITH([system-readline],
|
|
[AS_HELP_STRING([--with-system-readline],
|
|
[use installed readline library])])
|
|
|
|
if test "$with_system_readline" = yes; then
|
|
READLINE=-lreadline
|
|
READLINE_DEPS=
|
|
READLINE_CFLAGS=
|
|
READLINE_TEXI_INCFLAG=
|
|
else
|
|
READLINE='$(READLINE_DIR)/libreadline.a'
|
|
READLINE_DEPS='$(READLINE)'
|
|
READLINE_CFLAGS='-I$(READLINE_SRC)/..'
|
|
READLINE_TEXI_INCFLAG='-I $(READLINE_DIR)'
|
|
fi
|
|
AC_SUBST(READLINE)
|
|
AC_SUBST(READLINE_DEPS)
|
|
AC_SUBST(READLINE_CFLAGS)
|
|
AC_SUBST(READLINE_TEXI_INCFLAG)
|
|
|
|
# Generate jit-reader.h
|
|
|
|
# This is typedeffed to GDB_CORE_ADDR in jit-reader.h
|
|
TARGET_PTR=
|
|
|
|
AC_CHECK_SIZEOF(unsigned long long)
|
|
AC_CHECK_SIZEOF(unsigned long)
|
|
AC_CHECK_SIZEOF(unsigned __int128)
|
|
|
|
if test "x${ac_cv_sizeof_unsigned_long}" = "x8"; then
|
|
TARGET_PTR="unsigned long"
|
|
elif test "x${ac_cv_sizeof_unsigned_long_long}" = "x8"; then
|
|
TARGET_PTR="unsigned long long"
|
|
elif test "x${ac_cv_sizeof_unsigned___int128}" = "x16"; then
|
|
TARGET_PTR="unsigned __int128"
|
|
else
|
|
TARGET_PTR="unsigned long"
|
|
fi
|
|
|
|
AC_SUBST(TARGET_PTR)
|
|
AC_CONFIG_FILES([jit-reader.h:jit-reader.in])
|
|
|
|
AC_SEARCH_LIBS(dlopen, dl)
|
|
|
|
GDB_AC_WITH_DIR([JIT_READER_DIR], [jit-reader-dir],
|
|
[directory to load the JIT readers from],
|
|
[${libdir}/gdb])
|
|
|
|
AC_ARG_WITH(expat,
|
|
AS_HELP_STRING([--with-expat], [include expat support (auto/yes/no)]),
|
|
[], [with_expat=auto])
|
|
AC_MSG_CHECKING([whether to use expat])
|
|
AC_MSG_RESULT([$with_expat])
|
|
|
|
if test "${with_expat}" = no; then
|
|
AC_MSG_WARN([expat support disabled; some features may be unavailable.])
|
|
HAVE_LIBEXPAT=no
|
|
else
|
|
AC_LIB_HAVE_LINKFLAGS([expat], [], [#include "expat.h"],
|
|
[XML_Parser p = XML_ParserCreate (0);])
|
|
if test "$HAVE_LIBEXPAT" != yes; then
|
|
if test "$with_expat" = yes; then
|
|
AC_MSG_ERROR([expat is missing or unusable])
|
|
else
|
|
AC_MSG_WARN([expat is missing or unusable; some features may be unavailable.])
|
|
fi
|
|
else
|
|
save_LIBS=$LIBS
|
|
LIBS="$LIBS $LIBEXPAT"
|
|
AC_CHECK_FUNCS(XML_StopParser)
|
|
LIBS=$save_LIBS
|
|
fi
|
|
fi
|
|
|
|
# --------------------- #
|
|
# Check for libpython. #
|
|
# --------------------- #
|
|
|
|
dnl Utility to simplify finding libpython.
|
|
dnl $1 = pythonX.Y
|
|
dnl $2 = the shell variable to assign the result to
|
|
dnl If libpython is found we store $version here.
|
|
dnl $3 = additional flags to add to CPPFLAGS
|
|
dnl $4 = additional flags to add to LIBS
|
|
|
|
AC_DEFUN([AC_TRY_LIBPYTHON],
|
|
[
|
|
version=$1
|
|
define([have_libpython_var],$2)
|
|
new_CPPFLAGS=$3
|
|
new_LIBS=$4
|
|
AC_MSG_CHECKING([for ${version}])
|
|
save_CPPFLAGS=$CPPFLAGS
|
|
save_LIBS=$LIBS
|
|
CPPFLAGS="$CPPFLAGS $new_CPPFLAGS"
|
|
LIBS="$LIBS $new_LIBS"
|
|
found_usable_python=no
|
|
AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "Python.h"]],
|
|
[[Py_Initialize ();]]),
|
|
[have_libpython_var=${version}
|
|
found_usable_python=yes
|
|
PYTHON_CPPFLAGS=$new_CPPFLAGS
|
|
PYTHON_LIBS=$new_LIBS])
|
|
CPPFLAGS=$save_CPPFLAGS
|
|
LIBS=$save_LIBS
|
|
AC_MSG_RESULT([${found_usable_python}])
|
|
])
|
|
|
|
dnl There are several different values for --with-python:
|
|
dnl
|
|
dnl no - Don't include python support.
|
|
dnl yes - Include python support, error if it's missing.
|
|
dnl If we find python in $PATH, use it to fetch configure options,
|
|
dnl otherwise assume the compiler can find it with no help from us.
|
|
dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
|
|
dnl auto - Same as "yes", but if python is missing from the system,
|
|
dnl fall back to "no".
|
|
dnl /path/to/python/exec-prefix -
|
|
dnl Use the python located in this directory.
|
|
dnl If /path/to/python/exec-prefix/bin/python exists, use it to find
|
|
dnl the compilation parameters. Otherwise use
|
|
dnl -I/path/to/python/exec-prefix/include,
|
|
dnl -L/path/to/python/exec-prefix/lib.
|
|
dnl Python 2.7, 2.6, 2.5, and then 2.4 are tried in turn.
|
|
dnl NOTE: This case is historical. It is what was done for 7.0/7.1
|
|
dnl but is deprecated.
|
|
dnl /path/to/python/executable -
|
|
dnl Run python-config.py with this version of python to fetch the
|
|
dnl compilation parameters.
|
|
dnl NOTE: This needn't be the real python executable.
|
|
dnl In a cross-compilation scenario (build != host), this could be
|
|
dnl a shell script that provides what python-config.py provides for
|
|
dnl --ldflags, --includes, --exec-prefix.
|
|
dnl python-executable -
|
|
dnl Find python-executable in $PATH, and then handle the same as
|
|
dnl /path/to/python/executable.
|
|
dnl
|
|
dnl If a python program is specified, it is used to run python-config.py and
|
|
dnl is passed --ldflags, --includes, --exec-prefix.
|
|
|
|
AC_ARG_WITH(python,
|
|
AS_HELP_STRING([--with-python@<:@=PYTHON@:>@], [include python support (auto/yes/no/<python-program>)]),
|
|
[], [with_python=auto])
|
|
AC_MSG_CHECKING([whether to use python])
|
|
AC_MSG_RESULT([$with_python])
|
|
|
|
if test "${with_python}" = no; then
|
|
AC_MSG_WARN([python support disabled; some features may be unavailable.])
|
|
have_libpython=no
|
|
else
|
|
case "${with_python}" in
|
|
[[\\/]]* | ?:[[\\/]]*)
|
|
if test -d ${with_python}; then
|
|
# Assume the python binary is ${with_python}/bin/python.
|
|
python_prog="${with_python}/bin/python"
|
|
python_prefix=
|
|
# If python does not exit ${with_python}/bin, then try in
|
|
# ${with_python}. On Windows/MinGW, this is where the Python
|
|
# executable is.
|
|
if test ! -x "${python_prog}"; then
|
|
python_prog="${with_python}/python"
|
|
python_prefix=
|
|
fi
|
|
if test ! -x "${python_prog}"; then
|
|
# Fall back to gdb 7.0/7.1 behaviour.
|
|
python_prog=missing
|
|
python_prefix=${with_python}
|
|
fi
|
|
elif test -x "${with_python}"; then
|
|
# While we can't run python compiled for $host (unless host == build),
|
|
# the user could write a script that provides the needed information,
|
|
# so we support that.
|
|
python_prog=${with_python}
|
|
python_prefix=
|
|
else
|
|
AC_ERROR(invalid value for --with-python)
|
|
fi
|
|
;;
|
|
*/*)
|
|
# Disallow --with-python=foo/bar.
|
|
AC_ERROR(invalid value for --with-python)
|
|
;;
|
|
*)
|
|
# The user has either specified auto, yes, or the name of the python
|
|
# program assumed to be in $PATH.
|
|
python_prefix=
|
|
case "${with_python}" in
|
|
yes | auto)
|
|
if test ${build} = ${host}; then
|
|
AC_PATH_PROG(python_prog_path, python, missing)
|
|
if test "${python_prog_path}" = missing; then
|
|
python_prog=missing
|
|
else
|
|
python_prog=${python_prog_path}
|
|
fi
|
|
else
|
|
# Not much we can do except assume the cross-compiler will find the
|
|
# right files.
|
|
python_prog=missing
|
|
fi
|
|
;;
|
|
*)
|
|
# While we can't run python compiled for $host (unless host == build),
|
|
# the user could write a script that provides the needed information,
|
|
# so we support that.
|
|
python_prog="${with_python}"
|
|
AC_PATH_PROG(python_prog_path, ${python_prog}, missing)
|
|
if test "${python_prog_path}" = missing; then
|
|
AC_ERROR(unable to find python program ${python_prog})
|
|
fi
|
|
;;
|
|
esac
|
|
esac
|
|
|
|
if test "${python_prog}" != missing; then
|
|
# We have a python program to use, but it may be too old.
|
|
# Don't flag an error for --with-python=auto (the default).
|
|
have_python_config=yes
|
|
python_includes=`${python_prog} ${srcdir}/python/python-config.py --includes`
|
|
if test $? != 0; then
|
|
have_python_config=failed
|
|
if test "${with_python}" != auto; then
|
|
AC_ERROR(failure running python-config --includes)
|
|
fi
|
|
fi
|
|
python_libs=`${python_prog} ${srcdir}/python/python-config.py --ldflags`
|
|
if test $? != 0; then
|
|
have_python_config=failed
|
|
if test "${with_python}" != auto; then
|
|
AC_ERROR(failure running python-config --ldflags)
|
|
fi
|
|
fi
|
|
python_prefix=`${python_prog} ${srcdir}/python/python-config.py --exec-prefix`
|
|
if test $? != 0; then
|
|
have_python_config=failed
|
|
if test "${with_python}" != auto; then
|
|
AC_ERROR(failure running python-config --exec-prefix)
|
|
fi
|
|
fi
|
|
else
|
|
# We do not have a python executable we can use to determine where
|
|
# to find the Python headers and libs. We cannot guess the include
|
|
# path from the python_prefix either, because that include path
|
|
# depends on the Python version. So, there is nothing much we can
|
|
# do except assume that the compiler will be able to find those files.
|
|
python_includes=
|
|
python_libs=
|
|
have_python_config=no
|
|
fi
|
|
|
|
# If we have python-config, only try the configuration it provides.
|
|
# Otherwise fallback on the old way of trying different versions of
|
|
# python in turn.
|
|
|
|
have_libpython=no
|
|
if test "${have_python_config}" = yes; then
|
|
# Determine the Python version by extracting "-lpython<version>"
|
|
# part of the python_libs. <version> is usually X.Y with X and Y
|
|
# being decimal numbers, but can also be XY (seen on Windows).
|
|
#
|
|
# The extraction is performed using sed with a regular expression.
|
|
# Initially, the regexp used was using the '?' quantifier to make
|
|
# the dot in the version number optional. Unfortunately, this
|
|
# does not work with non-GNU versions of sed because, because of
|
|
# what looks like a limitation (the '?' quantifier does not work
|
|
# with back-references). We work around this limitation by using
|
|
# the '*' quantifier instead. It means that, in theory, we might
|
|
# match unexpected version strings such as "-lpython2..7", but
|
|
# this seems unlikely in practice. And even if that happens,
|
|
# an error will be triggered later on, when checking that version
|
|
# number.
|
|
python_version=`echo " ${python_libs} " \
|
|
| sed -e 's,^.* -l\(python[[0-9]]*[[.]]*[[0-9]]*\).*$,\1,'`
|
|
case "${python_version}" in
|
|
python*)
|
|
AC_TRY_LIBPYTHON(${python_version}, have_libpython,
|
|
${python_includes}, ${python_libs})
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([unable to determine python version from ${python_libs}])
|
|
;;
|
|
esac
|
|
elif test "${have_python_config}" != failed; then
|
|
if test "${have_libpython}" = no; then
|
|
AC_TRY_LIBPYTHON(python2.7, have_libpython,
|
|
${python_includes}, "${python_libs} -lpython2.7")
|
|
fi
|
|
if test "${have_libpython}" = no; then
|
|
AC_TRY_LIBPYTHON(python2.6, have_libpython,
|
|
${python_includes}, "${python_libs} -lpython2.6")
|
|
fi
|
|
if test ${have_libpython} = no; then
|
|
AC_TRY_LIBPYTHON(python2.5, have_libpython,
|
|
${python_includes}, "${python_libs} -lpython2.5")
|
|
fi
|
|
if test ${have_libpython} = no; then
|
|
AC_TRY_LIBPYTHON(python2.4, have_libpython,
|
|
${python_includes}, "${python_libs} -lpython2.4")
|
|
fi
|
|
fi
|
|
if test "${have_libpython}" = python2.7 -o "${have_libpython}" = python27; then
|
|
AC_DEFINE(HAVE_LIBPYTHON2_7, 1, [Define if Python 2.7 is being used.])
|
|
elif test "${have_libpython}" = python2.6 -o "${have_libpython}" = python26; then
|
|
AC_DEFINE(HAVE_LIBPYTHON2_6, 1, [Define if Python 2.6 is being used.])
|
|
elif test "${have_libpython}" = python2.5 -o "${have_libpython}" = python25; then
|
|
AC_DEFINE(HAVE_LIBPYTHON2_5, 1, [Define if Python 2.5 is being used.])
|
|
elif test "${have_libpython}" = python2.4 -o "${have_libpython}" = python24; then
|
|
AC_DEFINE(HAVE_LIBPYTHON2_4, 1, [Define if Python 2.4 is being used.])
|
|
fi
|
|
|
|
if test "${have_libpython}" = no; then
|
|
case "${with_python}" in
|
|
yes)
|
|
AC_MSG_ERROR([python is missing or unusable])
|
|
;;
|
|
auto)
|
|
AC_MSG_WARN([python is missing or unusable; some features may be unavailable.])
|
|
;;
|
|
*)
|
|
AC_MSG_ERROR([no usable python found at ${with_python}])
|
|
;;
|
|
esac
|
|
else
|
|
if test -n "${python_prefix}"; then
|
|
AC_DEFINE_UNQUOTED(WITH_PYTHON_PATH, "${python_prefix}",
|
|
[Define if --with-python provides a path, either directly or via python-config.py --exec-prefix.])
|
|
GDB_AC_DEFINE_RELOCATABLE(PYTHON_PATH, python, ${python_prefix})
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
if test "${have_libpython}" != no; then
|
|
AC_DEFINE(HAVE_PYTHON, 1, [Define if Python interpreter is being linked in.])
|
|
CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_PYTHON_OBS)"
|
|
CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_PYTHON_DEPS)"
|
|
CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_PYTHON_SRCS)"
|
|
CONFIG_INSTALL="$CONFIG_INSTALL install-python"
|
|
ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_PYTHON_CFLAGS)"
|
|
|
|
# Flags needed to compile Python code (taken from python-config --cflags).
|
|
# We cannot call python-config directly because it will output whatever was
|
|
# used when compiling the Python interpreter itself, including flags which
|
|
# would make the python-related objects be compiled differently from the
|
|
# rest of GDB (e.g., -O2 and -fPIC).
|
|
if test "${GCC}" = yes; then
|
|
tentative_python_cflags="-fno-strict-aliasing -DNDEBUG -fwrapv"
|
|
fi
|
|
|
|
if test "x${tentative_python_cflags}" != x; then
|
|
AC_MSG_CHECKING(compiler flags for python code)
|
|
for flag in ${tentative_python_cflags}; do
|
|
# Check that the compiler accepts it
|
|
saved_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $flag"
|
|
AC_TRY_COMPILE([],[],PYTHON_CFLAGS="${PYTHON_CFLAGS} $flag",)
|
|
CFLAGS="$saved_CFLAGS"
|
|
done
|
|
AC_MSG_RESULT(${PYTHON_CFLAGS})
|
|
fi
|
|
|
|
# On x64 Windows, Python's include headers, and pyconfig.h in
|
|
# particular, rely on MS_WIN64 macro to detect that it's a 64bit
|
|
# version of Windows. Unfortunately, MS_WIN64 is only defined if
|
|
# _MSC_VER, a Microsoft-specific macro, is defined. So, when
|
|
# building on x64 Windows with GCC, we define MS_WIN64 ourselves.
|
|
# The issue was reported to the Python community, but still isn't
|
|
# solved as of 2012-10-02 (http://bugs.python.org/issue4709).
|
|
|
|
case "$gdb_host" in
|
|
mingw64)
|
|
if test "${GCC}" = yes; then
|
|
CPPFLAGS="$CPPFLAGS -DMS_WIN64"
|
|
fi
|
|
;;
|
|
esac
|
|
|
|
# Note that "python -m threading" cannot be used to check for
|
|
# threading support due to a bug in Python 2.7.3
|
|
# (http://bugs.python.org/issue15567).
|
|
AC_MSG_CHECKING(whether python supports threads)
|
|
saved_CPPFLAGS="${CPPFLAGS}"
|
|
CPPFLAGS="${PYTHON_CPPFLAGS}"
|
|
# Note that the test is reversed so that python_has_threads=yes on
|
|
# unexpected failures.
|
|
AC_PREPROC_IFELSE(AC_LANG_SOURCE([[
|
|
#include <Python.h>
|
|
#ifdef WITH_THREAD
|
|
# error
|
|
#endif
|
|
]]), [python_has_threads=no], [python_has_threads=yes])
|
|
AC_MSG_RESULT(${python_has_threads})
|
|
CPPFLAGS="${saved_CPPFLAGS}"
|
|
else
|
|
# Even if Python support is not compiled in, we need to have this file
|
|
# included so that the "python" command, et.al., still exists.
|
|
CONFIG_OBS="$CONFIG_OBS python.o"
|
|
CONFIG_SRCS="$CONFIG_SRCS python/python.c"
|
|
fi
|
|
AC_SUBST(PYTHON_CFLAGS)
|
|
AC_SUBST(PYTHON_CPPFLAGS)
|
|
AC_SUBST(PYTHON_LIBS)
|
|
AM_CONDITIONAL(HAVE_PYTHON, test "${have_libpython}" != no)
|
|
|
|
# -------------------- #
|
|
# Check for libguile. #
|
|
# -------------------- #
|
|
|
|
dnl Utility to simplify finding libguile.
|
|
dnl $1 = pkg-config-program
|
|
dnl $2 = space-separate list of guile versions to try
|
|
dnl $3 = yes|no, indicating whether to flag errors or ignore them
|
|
dnl $4 = the shell variable to assign the result to
|
|
dnl If libguile is found we store "yes" here.
|
|
|
|
AC_DEFUN([AC_TRY_LIBGUILE],
|
|
[
|
|
pkg_config=$1
|
|
guile_version_list=$2
|
|
flag_errors=$3
|
|
define([have_libguile_var],$4)
|
|
found_usable_guile=checking
|
|
AC_MSG_CHECKING([for usable guile from ${pkg_config}])
|
|
for guile_version in ${guile_version_list}; do
|
|
${pkg_config} --exists ${guile_version} 2>/dev/null
|
|
if test $? != 0; then
|
|
continue
|
|
fi
|
|
dnl pkg-config says the package exists, so if we get an error now,
|
|
dnl that's bad.
|
|
new_CPPFLAGS=`${pkg_config} --cflags ${guile_version}`
|
|
if test $? != 0; then
|
|
AC_MSG_ERROR([failure running pkg-config --cflags ${guile_version}])
|
|
fi
|
|
new_LIBS=`${pkg_config} --libs ${guile_version}`
|
|
if test $? != 0; then
|
|
AC_MSG_ERROR([failure running pkg-config --libs ${guile_version}])
|
|
fi
|
|
dnl If we get this far, great.
|
|
found_usable_guile=${guile_version}
|
|
break
|
|
done
|
|
if test "${found_usable_guile}" = "checking"; then
|
|
if test "${flag_errors}" = "yes"; then
|
|
AC_MSG_ERROR([unable to find usable guile version from "${guile_version_list}"])
|
|
else
|
|
found_usable_guile=no
|
|
fi
|
|
fi
|
|
dnl One final sanity check.
|
|
dnl The user could have said --with-guile=python-2.7.
|
|
if test "${found_usable_guile}" != no; then
|
|
save_CPPFLAGS=$CPPFLAGS
|
|
save_LIBS=$LIBS
|
|
CPPFLAGS="$CPPFLAGS $new_CPPFLAGS"
|
|
LIBS="$LIBS $new_LIBS"
|
|
AC_LINK_IFELSE(AC_LANG_PROGRAM([[#include "libguile.h"]],
|
|
[[scm_init_guile ();]]),
|
|
[have_libguile_var=yes
|
|
GUILE_CPPFLAGS=$new_CPPFLAGS
|
|
GUILE_LIBS=$new_LIBS],
|
|
[found_usable_guile=no])
|
|
dnl scm_set_automatic_finalization_enabled added in Guile 2.2.
|
|
AC_CHECK_FUNC(scm_set_automatic_finalization_enabled,
|
|
AC_DEFINE(HAVE_GUILE_MANUAL_FINALIZATION, 1,
|
|
[Define if Guile supports manual finalization.])
|
|
)
|
|
CPPFLAGS=$save_CPPFLAGS
|
|
LIBS=$save_LIBS
|
|
if test "${found_usable_guile}" = no; then
|
|
if test "${flag_errors}" = yes; then
|
|
AC_MSG_FAILURE([linking guile version ${guile_version} test program failed])
|
|
fi
|
|
fi
|
|
fi
|
|
AC_MSG_RESULT([${found_usable_guile}])
|
|
])
|
|
|
|
dnl There are several different values for --with-guile:
|
|
dnl
|
|
dnl no - Don't include guile support.
|
|
dnl yes - Include guile support, error if it's missing.
|
|
dnl The pkg-config program must be in $PATH.
|
|
dnl auto - Same as "yes", but if guile is missing from the system,
|
|
dnl fall back to "no".
|
|
dnl guile-version [guile-version-choice-2 ...] -
|
|
dnl A space-separated list of guile package versions to try.
|
|
dnl These are passed to pkg-config as-is.
|
|
dnl E.g., guile-2.0 or guile-2.2-uninstalled
|
|
dnl This requires making sure PKG_CONFIG_PATH is set appropriately.
|
|
dnl /path/to/pkg-config -
|
|
dnl Use this pkg-config program.
|
|
dnl NOTE: This needn't be the "real" pkg-config program.
|
|
dnl It could be a shell script. It is invoked as:
|
|
dnl pkg-config --exists $version
|
|
dnl pkg-config --cflags $version
|
|
dnl pkg-config --libs $version
|
|
dnl pkg-config --variable guild $version
|
|
dnl The script will be called with $version having each value in
|
|
dnl $try_guile_versions until --exists indicates success.
|
|
|
|
AC_ARG_WITH(guile,
|
|
AS_HELP_STRING([--with-guile@<:@=GUILE@:>@], [include guile support (auto/yes/no/<guile-version>/<pkg-config-program>)]),
|
|
[], [with_guile=auto])
|
|
AC_MSG_CHECKING([whether to use guile])
|
|
AC_MSG_RESULT([$with_guile])
|
|
|
|
dnl We check guile with pkg-config.
|
|
AC_PATH_PROG(pkg_config_prog_path, pkg-config, missing)
|
|
|
|
try_guile_versions="guile-2.2 guile-2.0"
|
|
have_libguile=no
|
|
case "${with_guile}" in
|
|
no)
|
|
AC_MSG_WARN([guile support disabled; some features will be unavailable.])
|
|
;;
|
|
auto)
|
|
if test "${pkg_config_prog_path}" = "missing"; then
|
|
AC_MSG_WARN([pkg-config not found, guile support disabled])
|
|
else
|
|
AC_TRY_LIBGUILE(${pkg_config_prog_path}, ${try_guile_versions}, no, have_libguile)
|
|
fi
|
|
;;
|
|
yes)
|
|
if test "${pkg_config_prog_path}" = "missing"; then
|
|
AC_MSG_ERROR([pkg-config not found])
|
|
fi
|
|
AC_TRY_LIBGUILE(${pkg_config_prog_path}, ${try_guile_versions}, yes, have_libguile)
|
|
;;
|
|
[[\\/]]* | ?:[[\\/]]*)
|
|
if test -x "${with_guile}"; then
|
|
AC_TRY_LIBGUILE(${with_guile}, ${try_guile_versions}, yes, have_libguile)
|
|
else
|
|
AC_MSG_ERROR([Guile config program not executable: ${with_guile}])
|
|
fi
|
|
;;
|
|
"" | */*)
|
|
# Disallow --with=guile="" and --with-guile=foo/bar.
|
|
AC_MSG_ERROR([invalid value for --with-guile])
|
|
;;
|
|
*)
|
|
# A space separate list of guile versions to try, in order.
|
|
if test "${pkg_config_prog_path}" = "missing"; then
|
|
AC_MSG_ERROR([pkg-config not found])
|
|
fi
|
|
AC_TRY_LIBGUILE(${pkg_config_prog_path}, ${with_guile}, yes, have_libguile)
|
|
;;
|
|
esac
|
|
|
|
if test "${have_libguile}" != no; then
|
|
dnl Get the name of the 'guild' program.
|
|
case "${with_guile}" in
|
|
[[\\/]]* | ?:[[\\/]]*)
|
|
GDB_GUILE_PROGRAM_NAMES(["${with_guile}"], ["${guile_version}"])
|
|
;;
|
|
*)
|
|
GDB_GUILE_PROGRAM_NAMES(["${pkg_config_prog_path}"], ["${guile_version}"])
|
|
;;
|
|
esac
|
|
|
|
dnl Make sure guild can handle this host.
|
|
GDB_TRY_GUILD([$srcdir/guile/lib/gdb/support.scm])
|
|
dnl If not, disable guile support.
|
|
if test "$ac_cv_guild_ok" = no; then
|
|
have_libguile=no
|
|
AC_MSG_WARN(disabling guile support, $GUILD fails compiling for $host)
|
|
fi
|
|
fi
|
|
|
|
if test "${have_libguile}" != no; then
|
|
AC_DEFINE(HAVE_GUILE, 1, [Define if Guile interpreter is being linked in.])
|
|
CONFIG_OBS="$CONFIG_OBS \$(SUBDIR_GUILE_OBS)"
|
|
CONFIG_DEPS="$CONFIG_DEPS \$(SUBDIR_GUILE_DEPS)"
|
|
CONFIG_SRCS="$CONFIG_SRCS \$(SUBDIR_GUILE_SRCS)"
|
|
CONFIG_INSTALL="$CONFIG_INSTALL install-guile"
|
|
ENABLE_CFLAGS="$ENABLE_CFLAGS \$(SUBDIR_GUILE_CFLAGS)"
|
|
|
|
dnl The 'scm_new_smob' function appeared in Guile 2.0.6.
|
|
save_LIBS="$LIBS"
|
|
save_CPPFLAGS="$CPPFLAGS"
|
|
LIBS="$GUILE_LIBS"
|
|
CPPFLAGS="$GUILE_CPPFLAGS"
|
|
AC_CHECK_FUNCS([scm_new_smob])
|
|
LIBS="$save_LIBS"
|
|
CPPFLAGS="$save_CPPFLAGS"
|
|
else
|
|
# Even if Guile support is not compiled in, we need to have these files
|
|
# included.
|
|
CONFIG_OBS="$CONFIG_OBS guile.o"
|
|
CONFIG_SRCS="$CONFIG_SRCS guile/guile.c"
|
|
fi
|
|
AC_SUBST(GUILE_CPPFLAGS)
|
|
AC_SUBST(GUILE_LIBS)
|
|
AM_CONDITIONAL(HAVE_GUILE, test "${have_libguile}" != no)
|
|
|
|
# --------------------- #
|
|
# Check for libmcheck. #
|
|
# --------------------- #
|
|
|
|
# Enable -lmcheck by default (it provides cheap-enough memory mangling),
|
|
# but turn it off if Python is enabled with threads, since -lmcheck is
|
|
# not thread safe (http://sourceware.org/bugzilla/show_bug.cgi?id=9939),
|
|
# and for releases.
|
|
if test \( "${have_libpython}" = "no" -o "${python_has_threads}" = "no" \) \
|
|
&& $development; then
|
|
libmcheck_default=yes
|
|
else
|
|
libmcheck_default=no
|
|
fi
|
|
GDB_AC_LIBMCHECK(${libmcheck_default})
|
|
|
|
if test "$ENABLE_LIBMCHECK" = "yes" \
|
|
-a "${have_libpython}" != "no" \
|
|
-a "${python_has_threads}" = "yes" ; then
|
|
AC_MSG_WARN(--enable-libmcheck may lead to spurious crashes if threads are used in python)
|
|
fi
|
|
|
|
# ------------------------- #
|
|
# Checks for header files. #
|
|
# ------------------------- #
|
|
|
|
AC_HEADER_STDC
|
|
# elf_hp.h is for HP/UX 64-bit shared library support.
|
|
AC_CHECK_HEADERS([nlist.h machine/reg.h poll.h sys/poll.h proc_service.h \
|
|
thread_db.h \
|
|
sys/fault.h \
|
|
sys/file.h sys/filio.h sys/ioctl.h sys/param.h \
|
|
sys/resource.h sys/procfs.h sys/ptrace.h ptrace.h \
|
|
sys/reg.h sys/debugreg.h sys/select.h sys/syscall.h \
|
|
termios.h termio.h \
|
|
sgtty.h elf_hp.h \
|
|
dlfcn.h])
|
|
AC_CHECK_HEADERS(sys/proc.h, [], [],
|
|
[#if HAVE_SYS_PARAM_H
|
|
# include <sys/param.h>
|
|
#endif
|
|
])
|
|
AC_CHECK_HEADERS(sys/user.h, [], [],
|
|
[#if HAVE_SYS_PARAM_H
|
|
# include <sys/param.h>
|
|
#endif
|
|
])
|
|
|
|
# On Solaris 2.[789], we need to define _MSE_INT_H to avoid a clash
|
|
# between <widec.h> and <wchar.h> that would cause AC_CHECK_HEADERS to
|
|
# think that we don't have <curses.h> if we're using GCC.
|
|
case $host_os in
|
|
solaris2.[[789]])
|
|
if test "$GCC" = yes; then
|
|
AC_DEFINE(_MSE_INT_H, 1,
|
|
[Define to 1 to avoid a clash between <widec.h> and <wchar.h> on
|
|
Solaris 2.[789] when using GCC. ])
|
|
fi ;;
|
|
esac
|
|
AC_CHECK_HEADERS(curses.h cursesX.h ncurses.h ncurses/ncurses.h ncurses/term.h)
|
|
AC_CHECK_HEADERS(term.h, [], [],
|
|
[#if HAVE_CURSES_H
|
|
# include <curses.h>
|
|
#endif
|
|
])
|
|
|
|
# ------------------------- #
|
|
# Checks for declarations. #
|
|
# ------------------------- #
|
|
|
|
libiberty_INIT
|
|
|
|
AC_CHECK_DECLS([free, malloc, realloc, snprintf])
|
|
AM_LC_MESSAGES
|
|
|
|
# ----------------------- #
|
|
# Checks for structures. #
|
|
# ----------------------- #
|
|
|
|
AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize])
|
|
|
|
# ------------------ #
|
|
# Checks for types. #
|
|
# ------------------ #
|
|
|
|
AC_TYPE_SIGNAL
|
|
AC_CHECK_TYPES(socklen_t, [], [],
|
|
[#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
])
|
|
|
|
# ------------------------------------- #
|
|
# Checks for compiler characteristics. #
|
|
# ------------------------------------- #
|
|
|
|
AC_C_CONST
|
|
AC_C_INLINE
|
|
AC_C_BIGENDIAN
|
|
|
|
# ------------------------------ #
|
|
# Checks for library functions. #
|
|
# ------------------------------ #
|
|
|
|
AC_FUNC_MMAP
|
|
AC_FUNC_VFORK
|
|
AC_CHECK_FUNCS([getauxval getrusage getuid getgid \
|
|
pipe poll pread pread64 pwrite resize_term \
|
|
sbrk setpgid setpgrp setsid \
|
|
sigaction sigprocmask sigsetmask socketpair \
|
|
ttrace wborder wresize setlocale iconvlist libiconvlist btowc \
|
|
setrlimit getrlimit posix_madvise waitpid \
|
|
ptrace64 sigaltstack mkdtemp])
|
|
AM_LANGINFO_CODESET
|
|
GDB_AC_COMMON
|
|
|
|
# Check the return and argument types of ptrace. No canned test for
|
|
# this, so roll our own.
|
|
gdb_ptrace_headers='
|
|
#include <sys/types.h>
|
|
#if HAVE_SYS_PTRACE_H
|
|
# include <sys/ptrace.h>
|
|
#endif
|
|
#if HAVE_UNISTD_H
|
|
# include <unistd.h>
|
|
#endif
|
|
'
|
|
# There is no point in checking if we don't have a prototype.
|
|
AC_CHECK_DECLS(ptrace, [], [
|
|
: ${gdb_cv_func_ptrace_ret='int'}
|
|
: ${gdb_cv_func_ptrace_args='int,int,long,long'}
|
|
], $gdb_ptrace_headers)
|
|
# Check return type. Varargs (used on GNU/Linux) conflict with the
|
|
# empty argument list, so check for that explicitly.
|
|
AC_CACHE_CHECK([return type of ptrace], gdb_cv_func_ptrace_ret,
|
|
AC_TRY_COMPILE($gdb_ptrace_headers,
|
|
[extern long ptrace (enum __ptrace_request, ...);],
|
|
gdb_cv_func_ptrace_ret='long',
|
|
AC_TRY_COMPILE($gdb_ptrace_headers,
|
|
[extern int ptrace ();],
|
|
gdb_cv_func_ptrace_ret='int',
|
|
gdb_cv_func_ptrace_ret='long')))
|
|
AC_DEFINE_UNQUOTED(PTRACE_TYPE_RET, $gdb_cv_func_ptrace_ret,
|
|
[Define as the return type of ptrace.])
|
|
# Check argument types.
|
|
AC_CACHE_CHECK([types of arguments for ptrace], gdb_cv_func_ptrace_args, [
|
|
AC_TRY_COMPILE($gdb_ptrace_headers,
|
|
[extern long ptrace (enum __ptrace_request, ...);],
|
|
[gdb_cv_func_ptrace_args='int,int,long,long'],[
|
|
for gdb_arg1 in 'int' 'long'; do
|
|
for gdb_arg2 in 'pid_t' 'int' 'long'; do
|
|
for gdb_arg3 in 'int *' 'caddr_t' 'int' 'long' 'void *'; do
|
|
for gdb_arg4 in 'int' 'long' 'void *'; do
|
|
AC_TRY_COMPILE($gdb_ptrace_headers, [
|
|
extern $gdb_cv_func_ptrace_ret
|
|
ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4);
|
|
], [gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4";
|
|
break 4;])
|
|
for gdb_arg5 in 'int *' 'int' 'long'; do
|
|
AC_TRY_COMPILE($gdb_ptrace_headers, [
|
|
extern $gdb_cv_func_ptrace_ret
|
|
ptrace ($gdb_arg1, $gdb_arg2, $gdb_arg3, $gdb_arg4, $gdb_arg5);
|
|
], [
|
|
gdb_cv_func_ptrace_args="$gdb_arg1,$gdb_arg2,$gdb_arg3,$gdb_arg4,$gdb_arg5";
|
|
break 5;])
|
|
done
|
|
done
|
|
done
|
|
done
|
|
done
|
|
# Provide a safe default value.
|
|
: ${gdb_cv_func_ptrace_args='int,int,long,long'}
|
|
])])
|
|
ac_save_IFS=$IFS; IFS=','
|
|
set dummy `echo "$gdb_cv_func_ptrace_args" | sed 's/\*/\*/g'`
|
|
IFS=$ac_save_IFS
|
|
shift
|
|
AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG3, $[3],
|
|
[Define to the type of arg 3 for ptrace.])
|
|
AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG4, $[4],
|
|
[Define to the type of arg 4 for ptrace.])
|
|
if test -n "$[5]"; then
|
|
AC_DEFINE_UNQUOTED(PTRACE_TYPE_ARG5, $[5],
|
|
[Define to the type of arg 5 for ptrace.])
|
|
fi
|
|
|
|
dnl AC_FUNC_SETPGRP does not work when cross compiling
|
|
dnl Instead, assume we will have a prototype for setpgrp if cross compiling.
|
|
if test "$cross_compiling" = no; then
|
|
AC_FUNC_SETPGRP
|
|
else
|
|
AC_CACHE_CHECK([whether setpgrp takes no argument], ac_cv_func_setpgrp_void,
|
|
[AC_TRY_COMPILE([
|
|
#include <unistd.h>
|
|
], [
|
|
if (setpgrp(1,1) == -1)
|
|
exit (0);
|
|
else
|
|
exit (1);
|
|
], ac_cv_func_setpgrp_void=no, ac_cv_func_setpgrp_void=yes)])
|
|
if test $ac_cv_func_setpgrp_void = yes; then
|
|
AC_DEFINE(SETPGRP_VOID, 1)
|
|
fi
|
|
fi
|
|
|
|
# Assume we'll default to using the included libiberty regex.
|
|
gdb_use_included_regex=yes
|
|
|
|
# However, if the system regex is GNU regex, then default to *not*
|
|
# using the included regex.
|
|
AC_CACHE_CHECK(
|
|
[for GNU regex],
|
|
[gdb_cv_have_gnu_regex],
|
|
[AC_TRY_COMPILE(
|
|
[#include <gnu-versions.h>],
|
|
[#define REGEX_INTERFACE_VERSION 1
|
|
#if _GNU_REGEX_INTERFACE_VERSION != REGEX_INTERFACE_VERSION
|
|
# error "Version mismatch"
|
|
#endif],
|
|
gdb_cv_have_gnu_regex=yes,
|
|
gdb_cv_have_gnu_regex=no)])
|
|
if test $gdb_cv_have_gnu_regex = yes; then
|
|
gdb_use_included_regex=no
|
|
fi
|
|
|
|
AC_ARG_WITH(included-regex,
|
|
AS_HELP_STRING([--without-included-regex], [don't use included regex; this is the default on systems with version 2 of the GNU C library (use with caution on other system)]),
|
|
gdb_with_regex=$withval,
|
|
gdb_with_regex=$gdb_use_included_regex)
|
|
if test "$gdb_with_regex" = yes; then
|
|
AC_DEFINE(USE_INCLUDED_REGEX, 1,
|
|
[Define to 1 if the regex included in libiberty should be used.])
|
|
fi
|
|
|
|
# Check if <sys/proc.h> defines `struct thread' with a td_pcb member.
|
|
AC_CHECK_MEMBERS([struct thread.td_pcb], [], [],
|
|
[#include <sys/param.h>
|
|
#include <sys/proc.h>
|
|
])
|
|
|
|
# See if <sys/lwp.h> defines `struct lwp`.
|
|
AC_CACHE_CHECK([for struct lwp], gdb_cv_struct_lwp,
|
|
[AC_TRY_COMPILE([#include <sys/param.h>
|
|
#include <sys/lwp.h>], [struct lwp l;],
|
|
gdb_cv_struct_lwp=yes, gdb_cv_struct_lwp=no)])
|
|
if test $gdb_cv_struct_lwp = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_LWP, 1,
|
|
[Define to 1 if your system has struct lwp.])
|
|
fi
|
|
|
|
# See if <machine/reg.h> degines `struct reg'.
|
|
AC_CACHE_CHECK([for struct reg in machine/reg.h], gdb_cv_struct_reg,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <machine/reg.h>], [struct reg r;],
|
|
gdb_cv_struct_reg=yes, gdb_cv_struct_reg=no)])
|
|
if test $gdb_cv_struct_reg = yes; then
|
|
AC_DEFINE(HAVE_STRUCT_REG, 1,
|
|
[Define to 1 if your system has struct reg in <machine/reg.h>.])
|
|
fi
|
|
|
|
# See if <machine/reg.h> supports the %fs and %gs i386 segment registers.
|
|
# Older i386 BSD's don't have the r_fs and r_gs members of `struct reg'.
|
|
AC_CHECK_MEMBERS([struct reg.r_fs, struct reg.r_gs], [], [],
|
|
[#include <machine/reg.h>])
|
|
|
|
# See if <sys/user.h> supports the %fs_base and %gs_bas amd64 segment registers.
|
|
# Older amd64 Linux's don't have the fs_base and gs_base members of
|
|
# `struct user_regs_struct'.
|
|
AC_CHECK_MEMBERS([struct user_regs_struct.fs_base, struct user_regs_struct.gs_base],
|
|
[], [], [#include <sys/user.h>])
|
|
|
|
# See if <sys/ptrace.h> provides the PTRACE_GETREGS request.
|
|
AC_MSG_CHECKING(for PTRACE_GETREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_ptrace_getregs,
|
|
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
|
|
[PTRACE_GETREGS;],
|
|
[gdb_cv_have_ptrace_getregs=yes],
|
|
[gdb_cv_have_ptrace_getregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_ptrace_getregs)
|
|
if test $gdb_cv_have_ptrace_getregs = yes; then
|
|
AC_DEFINE(HAVE_PTRACE_GETREGS, 1,
|
|
[Define if sys/ptrace.h defines the PTRACE_GETREGS request.])
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PTRACE_GETFPXREGS request.
|
|
AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_ptrace_getfpxregs,
|
|
[AC_TRY_COMPILE([#include <sys/ptrace.h>],
|
|
[PTRACE_GETFPXREGS;],
|
|
[gdb_cv_have_ptrace_getfpxregs=yes],
|
|
[gdb_cv_have_ptrace_getfpxregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_ptrace_getfpxregs)
|
|
if test $gdb_cv_have_ptrace_getfpxregs = yes; then
|
|
AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1,
|
|
[Define if sys/ptrace.h defines the PTRACE_GETFPXREGS request.])
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PT_GETDBREGS request.
|
|
AC_MSG_CHECKING(for PT_GETDBREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_pt_getdbregs,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <sys/ptrace.h>],
|
|
[PT_GETDBREGS;],
|
|
[gdb_cv_have_pt_getdbregs=yes],
|
|
[gdb_cv_have_pt_getdbregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_pt_getdbregs)
|
|
if test $gdb_cv_have_pt_getdbregs = yes; then
|
|
AC_DEFINE(HAVE_PT_GETDBREGS, 1,
|
|
[Define if sys/ptrace.h defines the PT_GETDBREGS request.])
|
|
fi
|
|
|
|
# See if <sys/ptrace.h> provides the PT_GETXMMREGS request.
|
|
AC_MSG_CHECKING(for PT_GETXMMREGS)
|
|
AC_CACHE_VAL(gdb_cv_have_pt_getxmmregs,
|
|
[AC_TRY_COMPILE([#include <sys/types.h>
|
|
#include <sys/ptrace.h>],
|
|
[PT_GETXMMREGS;],
|
|
[gdb_cv_have_pt_getxmmregs=yes],
|
|
[gdb_cv_have_pt_getxmmregs=no])])
|
|
AC_MSG_RESULT($gdb_cv_have_pt_getxmmregs)
|
|
if test $gdb_cv_have_pt_getxmmregs = yes; then
|
|
AC_DEFINE(HAVE_PT_GETXMMREGS, 1,
|
|
[Define if sys/ptrace.h defines the PT_GETXMMREGS request.])
|
|
fi
|
|
|
|
# Detect which type of /proc is in use, such as for Solaris.
|
|
|
|
if test "${target}" = "${host}"; then
|
|
case "${host}" in
|
|
*-*-sysv4.2* | *-*-sysv5* )
|
|
AC_DEFINE(NEW_PROC_API, 1,
|
|
[Define if you want to use new multi-fd /proc interface.])
|
|
;;
|
|
*-*-solaris2.[[6789]] | *-*-solaris2.1[[0-9]]*)
|
|
AC_DEFINE(NEW_PROC_API, 1,
|
|
[Define if you want to use new multi-fd /proc interface.])
|
|
;;
|
|
mips-sgi-irix5*)
|
|
# Work around <sys/proc.h> needing _KMEMUSER problem on IRIX 5.
|
|
AC_DEFINE([_KMEMUSER], 1,
|
|
[Define to 1 so <sys/proc.h> gets a definition of anon_hdl. Works
|
|
around a <sys/proc.h> problem on IRIX 5.])
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
if test "$ac_cv_header_sys_procfs_h" = yes; then
|
|
BFD_HAVE_SYS_PROCFS_TYPE(gregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(fpregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prgregset32_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(prsysent_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_sigset_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_sigaction64_t)
|
|
BFD_HAVE_SYS_PROCFS_TYPE(pr_siginfo64_t)
|
|
|
|
|
|
dnl Check for broken prfpregset_t type
|
|
|
|
dnl For Linux/i386, glibc 2.1.3 was released with a bogus
|
|
dnl prfpregset_t type (it's a typedef for the pointer to a struct
|
|
dnl instead of the struct itself). We detect this here, and work
|
|
dnl around it in gdb_proc_service.h.
|
|
|
|
if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then
|
|
AC_MSG_CHECKING(whether prfpregset_t type is broken)
|
|
AC_CACHE_VAL(gdb_cv_prfpregset_t_broken,
|
|
[AC_TRY_RUN([#include <sys/procfs.h>
|
|
int main ()
|
|
{
|
|
if (sizeof (prfpregset_t) == sizeof (void *))
|
|
return 1;
|
|
return 0;
|
|
}],
|
|
gdb_cv_prfpregset_t_broken=no,
|
|
gdb_cv_prfpregset_t_broken=yes,
|
|
gdb_cv_prfpregset_t_broken=yes)])
|
|
AC_MSG_RESULT($gdb_cv_prfpregset_t_broken)
|
|
if test $gdb_cv_prfpregset_t_broken = yes; then
|
|
AC_DEFINE(PRFPREGSET_T_BROKEN, 1,
|
|
[Define if the prfpregset_t type is broken.])
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# Check if the compiler supports the `long long' type.
|
|
|
|
AC_CACHE_CHECK([for long long support in compiler], gdb_cv_c_long_long,
|
|
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
|
|
[[extern long long foo;]],
|
|
[[switch (foo & 2) { case 0: return 1; }]])],
|
|
gdb_cv_c_long_long=yes,
|
|
gdb_cv_c_long_long=no)])
|
|
if test $gdb_cv_c_long_long != yes; then
|
|
# libdecnumber requires long long.
|
|
AC_MSG_ERROR([Compiler must support long long for GDB.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support printing long longs.
|
|
|
|
AC_CACHE_CHECK([for long long support in printf],
|
|
gdb_cv_printf_has_long_long,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
|
|
[[char buf[32];
|
|
long long l = 0;
|
|
l = (l << 16) + 0x0123;
|
|
l = (l << 16) + 0x4567;
|
|
l = (l << 16) + 0x89ab;
|
|
l = (l << 16) + 0xcdef;
|
|
sprintf (buf, "0x%016llx", l);
|
|
return (strcmp ("0x0123456789abcdef", buf));]])],
|
|
gdb_cv_printf_has_long_long=yes,
|
|
gdb_cv_printf_has_long_long=no,
|
|
gdb_cv_printf_has_long_long=no)])
|
|
if test $gdb_cv_printf_has_long_long = yes; then
|
|
AC_DEFINE(PRINTF_HAS_LONG_LONG, 1,
|
|
[Define to 1 if the "%ll" format works to print long longs.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support printing decfloats.
|
|
|
|
AC_CACHE_CHECK([for decfloat support in printf],
|
|
gdb_cv_printf_has_decfloat,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
|
|
[[char buf[64];
|
|
_Decimal32 d32 = 1.2345df;
|
|
_Decimal64 d64 = 1.2345dd;
|
|
_Decimal128 d128 = 1.2345dl;
|
|
sprintf (buf, "Decimal32: %H\nDecimal64: %D\nDecimal128: %DD", d32, d64, d128);
|
|
return (strcmp ("Decimal32: 1.2345\nDecimal64: 1.2345\nDecimal128: 1.2345", buf));]])],
|
|
gdb_cv_printf_has_decfloat=yes,
|
|
gdb_cv_printf_has_decfloat=no,
|
|
gdb_cv_printf_has_decfloat=no)])
|
|
if test $gdb_cv_printf_has_decfloat = yes; then
|
|
AC_DEFINE(PRINTF_HAS_DECFLOAT, 1,
|
|
[Define to 1 if the "%H, %D and %DD" formats work to print decfloats.])
|
|
fi
|
|
|
|
# Check if the compiler supports the `long double' type. We can't use
|
|
# AC_C_LONG_DOUBLE because that one does additional checks on the
|
|
# constants defined in <float.h> that fail on some systems,
|
|
# e.g. FreeBSD/i386 4.7 and OpenBSD/i386 3.6.
|
|
|
|
AC_CACHE_CHECK([for long double support in compiler], gdb_cv_c_long_double,
|
|
[AC_COMPILE_IFELSE([AC_LANG_SOURCE([[long double foo;]])],
|
|
gdb_cv_c_long_double=yes,
|
|
gdb_cv_c_long_double=no)])
|
|
if test $gdb_cv_c_long_double = yes; then
|
|
AC_DEFINE(HAVE_LONG_DOUBLE, 1,
|
|
[Define to 1 if the compiler supports long double.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support printing long doubles.
|
|
|
|
AC_CACHE_CHECK([for long double support in printf],
|
|
gdb_cv_printf_has_long_double,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM([AC_INCLUDES_DEFAULT],
|
|
[[char buf[16];
|
|
long double f = 3.141592653;
|
|
sprintf (buf, "%Lg", f);
|
|
return (strncmp ("3.14159", buf, 7));]])],
|
|
gdb_cv_printf_has_long_double=yes,
|
|
gdb_cv_printf_has_long_double=no,
|
|
gdb_cv_printf_has_long_double=no)])
|
|
if test $gdb_cv_printf_has_long_double = yes; then
|
|
AC_DEFINE(PRINTF_HAS_LONG_DOUBLE, 1,
|
|
[Define to 1 if the "%Lg" format works to print long doubles.])
|
|
fi
|
|
|
|
# Check if the compiler and runtime support scanning long doubles.
|
|
|
|
AC_CACHE_CHECK([for long double support in scanf],
|
|
gdb_cv_scanf_has_long_double,
|
|
[AC_RUN_IFELSE([AC_LANG_PROGRAM(
|
|
[[#include <stdio.h>]],
|
|
[[char *buf = "3.141592653";
|
|
long double f = 0;
|
|
sscanf (buf, "%Lg", &f);
|
|
return !(f > 3.14159 && f < 3.14160);]])],
|
|
gdb_cv_scanf_has_long_double=yes,
|
|
gdb_cv_scanf_has_long_double=no,
|
|
gdb_cv_scanf_has_long_double=no)])
|
|
if test $gdb_cv_scanf_has_long_double = yes; then
|
|
AC_DEFINE(SCANF_HAS_LONG_DOUBLE, 1,
|
|
[Define to 1 if the "%Lg" format works to scan long doubles.])
|
|
fi
|
|
|
|
case ${host_os} in
|
|
aix*)
|
|
AC_CACHE_CHECK([for -bbigtoc option], [gdb_cv_bigtoc], [
|
|
SAVE_LDFLAGS=$LDFLAGS
|
|
|
|
case $GCC in
|
|
yes) gdb_cv_bigtoc=-Wl,-bbigtoc ;;
|
|
*) gdb_cv_bigtoc=-bbigtoc ;;
|
|
esac
|
|
|
|
LDFLAGS=$LDFLAGS\ $gdb_cv_bigtoc
|
|
AC_TRY_LINK([], [int i;], [], [gdb_cv_bigtoc=])
|
|
LDFLAGS="${SAVE_LDFLAGS}"
|
|
])
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} ${gdb_cv_bigtoc}"
|
|
;;
|
|
esac
|
|
|
|
AC_MSG_CHECKING(for the dynamic export flag)
|
|
dynamic_list=false
|
|
if test "${gdb_native}" = yes; then
|
|
# The dynamically loaded libthread_db needs access to symbols in the gdb
|
|
# executable. Older GNU ld supports --export-dynamic but --dynamic-list
|
|
# may not be supported there.
|
|
old_LDFLAGS="$LDFLAGS"
|
|
# Older GNU ld supports --export-dynamic but --dynamic-list it does not.
|
|
RDYNAMIC="-Wl,--dynamic-list=${srcdir}/proc-service.list"
|
|
LDFLAGS="$LDFLAGS $RDYNAMIC"
|
|
if test "${have_libpython}" = no; then
|
|
AC_TRY_LINK([], [], [dynamic_list=true])
|
|
else
|
|
# Workaround http://bugs.python.org/issue4434 where static
|
|
# libpythonX.Y.a would get its symbols required for
|
|
# pythonX.Y/lib-dynload/*.so modules hidden by -Wl,--dynamic-list.
|
|
# Problem does not happen for the recommended libpythonX.Y.so linkage.
|
|
old_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $PYTHON_CFLAGS"
|
|
old_LIBS="$LIBS"
|
|
LIBS="$LIBS $PYTHON_LIBS"
|
|
AC_RUN_IFELSE(
|
|
AC_LANG_PROGRAM(
|
|
[#include "]${have_libpython}[/Python.h"],
|
|
[int err;
|
|
Py_Initialize ();
|
|
err = PyRun_SimpleString ("import itertools\n");
|
|
Py_Finalize ();
|
|
return err == 0 ? 0 : 1;]),
|
|
[dynamic_list=true], [], [true])
|
|
LIBS="$old_LIBS"
|
|
CFLAGS="$old_CFLAGS"
|
|
fi
|
|
LDFLAGS="$old_LDFLAGS"
|
|
fi
|
|
if $dynamic_list; then
|
|
found="-Wl,--dynamic-list"
|
|
RDYNAMIC='-Wl,--dynamic-list=$(srcdir)/proc-service.list'
|
|
else
|
|
found="-rdynamic"
|
|
RDYNAMIC="-rdynamic"
|
|
fi
|
|
AC_SUBST(RDYNAMIC)
|
|
AC_MSG_RESULT($found)
|
|
|
|
dnl For certain native configurations, we need to check whether thread
|
|
dnl support can be built in or not.
|
|
dnl
|
|
dnl Note that we only want this if we are both native (host == target),
|
|
dnl and not doing a canadian cross build (build == host).
|
|
|
|
if test ${build} = ${host} -a ${host} = ${target} ; then
|
|
case ${host_os} in
|
|
solaris*)
|
|
# See if thread_db library is around for Solaris thread debugging.
|
|
# Note that we must explicitly test for version 1 of the library
|
|
# because version 0 (present on Solaris 2.4 or earlier) doesn't have
|
|
# the same API.
|
|
AC_MSG_CHECKING(for Solaris thread debugging library)
|
|
if test -f /usr/lib/libthread_db.so.1 ; then
|
|
AC_MSG_RESULT(yes)
|
|
AC_DEFINE(HAVE_THREAD_DB_LIB, 1,
|
|
[Define if using Solaris thread debugging.])
|
|
CONFIG_OBS="${CONFIG_OBS} sol-thread.o"
|
|
CONFIG_SRCS="${CONFIG_SRCS} sol-thread.c"
|
|
AC_CHECK_LIB(dl, dlopen)
|
|
CONFIG_LDFLAGS="${CONFIG_LDFLAGS} $RDYNAMIC"
|
|
# Sun randomly tweaked the prototypes in <proc_service.h>
|
|
# at one point.
|
|
AC_MSG_CHECKING(if <proc_service.h> is old)
|
|
AC_CACHE_VAL(gdb_cv_proc_service_is_old,[
|
|
AC_TRY_COMPILE([
|
|
#include <proc_service.h>
|
|
ps_err_e ps_pdwrite
|
|
(struct ps_prochandle*, psaddr_t, const void*, size_t);
|
|
],, gdb_cv_proc_service_is_old=no,
|
|
gdb_cv_proc_service_is_old=yes)
|
|
])
|
|
AC_MSG_RESULT($gdb_cv_proc_service_is_old)
|
|
if test $gdb_cv_proc_service_is_old = yes; then
|
|
AC_DEFINE(PROC_SERVICE_IS_OLD, 1,
|
|
[Define if <proc_service.h> on solaris uses int instead of
|
|
size_t, and assorted other type changes.])
|
|
fi
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
;;
|
|
aix*)
|
|
AC_MSG_CHECKING(for AiX thread debugging library)
|
|
AC_CACHE_VAL(gdb_cv_have_aix_thread_debug,
|
|
[AC_TRY_COMPILE([#include <sys/pthdebug.h>],
|
|
[#ifndef PTHDB_VERSION_3
|
|
#error
|
|
#endif],
|
|
gdb_cv_have_aix_thread_debug=yes,
|
|
gdb_cv_have_aix_thread_debug=no)])
|
|
AC_MSG_RESULT($gdb_cv_have_aix_thread_debug)
|
|
if test $gdb_cv_have_aix_thread_debug = yes; then
|
|
CONFIG_SRCS="${CONFIG_SRCS} aix-thread.c"
|
|
CONFIG_OBS="${CONFIG_OBS} aix-thread.o"
|
|
LIBS="$LIBS -lpthdebug"
|
|
|
|
# Older versions of AIX do not provide the declaration for
|
|
# the getthrds function (it appears that it was introduced
|
|
# with AIX 6.x).
|
|
AC_CHECK_DECLS(getthrds, [], [], [[#include <procinfo.h>]])
|
|
fi
|
|
;;
|
|
esac
|
|
AC_SUBST(CONFIG_LDFLAGS)
|
|
fi
|
|
|
|
dnl See if we have a thread_db header file that has TD_NOTALLOC and
|
|
dnl other error codes.
|
|
if test "x$ac_cv_header_thread_db_h" = "xyes"; then
|
|
AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTALLOC],
|
|
gdb_cv_thread_db_h_has_td_notalloc,
|
|
AC_TRY_COMPILE(
|
|
[#include <thread_db.h>],
|
|
[int i = TD_NOTALLOC;],
|
|
gdb_cv_thread_db_h_has_td_notalloc=yes,
|
|
gdb_cv_thread_db_h_has_td_notalloc=no
|
|
)
|
|
)
|
|
AC_CACHE_CHECK([whether <thread_db.h> has TD_VERSION],
|
|
gdb_cv_thread_db_h_has_td_version,
|
|
AC_TRY_COMPILE(
|
|
[#include <thread_db.h>],
|
|
[int i = TD_VERSION;],
|
|
gdb_cv_thread_db_h_has_td_version=yes,
|
|
gdb_cv_thread_db_h_has_td_version=no
|
|
)
|
|
)
|
|
AC_CACHE_CHECK([whether <thread_db.h> has TD_NOTLS],
|
|
gdb_cv_thread_db_h_has_td_notls,
|
|
AC_TRY_COMPILE(
|
|
[#include <thread_db.h>],
|
|
[int i = TD_NOTLS;],
|
|
gdb_cv_thread_db_h_has_td_notls=yes,
|
|
gdb_cv_thread_db_h_has_td_notls=no
|
|
)
|
|
)
|
|
fi
|
|
if test "x$gdb_cv_thread_db_h_has_td_notalloc" = "xyes"; then
|
|
AC_DEFINE(THREAD_DB_HAS_TD_NOTALLOC, 1,
|
|
[Define if <thread_db.h> has the TD_NOTALLOC error code.])
|
|
fi
|
|
if test "x$gdb_cv_thread_db_h_has_td_version" = "xyes"; then
|
|
AC_DEFINE(THREAD_DB_HAS_TD_VERSION, 1,
|
|
[Define if <thread_db.h> has the TD_VERSION error code.])
|
|
fi
|
|
if test "x$gdb_cv_thread_db_h_has_td_notls" = "xyes"; then
|
|
AC_DEFINE(THREAD_DB_HAS_TD_NOTLS, 1,
|
|
[Define if <thread_db.h> has the TD_NOTLS error code.])
|
|
fi
|
|
|
|
dnl See if we have a sys/syscall header file that has __NR_tkill.
|
|
if test "x$ac_cv_header_sys_syscall_h" = "xyes"; then
|
|
AC_CACHE_CHECK([whether <sys/syscall.h> has __NR_tkill],
|
|
gdb_cv_sys_syscall_h_has_tkill,
|
|
AC_TRY_COMPILE(
|
|
[#include <sys/syscall.h>],
|
|
[int i = __NR_tkill;],
|
|
gdb_cv_sys_syscall_h_has_tkill=yes,
|
|
gdb_cv_sys_syscall_h_has_tkill=no
|
|
)
|
|
)
|
|
fi
|
|
dnl See if we can issue tkill syscall.
|
|
if test "x$gdb_cv_sys_syscall_h_has_tkill" = "xyes"; then
|
|
AC_CHECK_FUNC(syscall,
|
|
AC_DEFINE(HAVE_TKILL_SYSCALL, 1, [Define if you support the tkill syscall.])
|
|
)
|
|
fi
|
|
|
|
dnl Check if we can disable the virtual address space randomization.
|
|
dnl The functionality of setarch -R.
|
|
AC_CHECK_DECLS([ADDR_NO_RANDOMIZE],,, [#include <sys/personality.h>])
|
|
define([PERSONALITY_TEST], [AC_LANG_PROGRAM([#include <sys/personality.h>], [
|
|
# if !HAVE_DECL_ADDR_NO_RANDOMIZE
|
|
# define ADDR_NO_RANDOMIZE 0x0040000
|
|
# endif
|
|
/* Test the flag could be set and stays set. */
|
|
personality (personality (0xffffffff) | ADDR_NO_RANDOMIZE);
|
|
if (!(personality (personality (0xffffffff)) & ADDR_NO_RANDOMIZE))
|
|
return 1])])
|
|
AC_RUN_IFELSE([PERSONALITY_TEST],
|
|
[have_personality=true],
|
|
[have_personality=false],
|
|
[AC_LINK_IFELSE([PERSONALITY_TEST],
|
|
[have_personality=true],
|
|
[have_personality=false])])
|
|
if $have_personality
|
|
then
|
|
AC_DEFINE([HAVE_PERSONALITY], 1,
|
|
[Define if you support the personality syscall.])
|
|
fi
|
|
|
|
dnl Set the host's .gdbinit filename.
|
|
case $host_os in
|
|
go32* | *djgpp*)
|
|
gdbinit=gdb.ini
|
|
;;
|
|
*)
|
|
gdbinit=.gdbinit
|
|
;;
|
|
esac
|
|
AC_DEFINE_UNQUOTED(GDBINIT,"$gdbinit",[The .gdbinit filename.])
|
|
|
|
dnl Handle optional features that can be enabled.
|
|
|
|
# Support for --with-sysroot is a copy of GDB_AC_WITH_DIR,
|
|
# except that the argument to --with-sysroot is optional.
|
|
# --with-sysroot (or --with-sysroot=yes) sets the default sysroot path.
|
|
if test "x$with_sysroot" = xyes; then
|
|
with_sysroot="${exec_prefix}/${target_alias}/sys-root"
|
|
fi
|
|
AC_ARG_WITH(sysroot,
|
|
AS_HELP_STRING([--with-sysroot@<:@=DIR@:>@],
|
|
[search for usr/lib et al within DIR]),
|
|
[TARGET_SYSTEM_ROOT=$withval], [TARGET_SYSTEM_ROOT=])
|
|
AC_DEFINE_DIR(TARGET_SYSTEM_ROOT, TARGET_SYSTEM_ROOT,
|
|
[search for usr/lib et al within DIR])
|
|
AC_SUBST(TARGET_SYSTEM_ROOT)
|
|
GDB_AC_DEFINE_RELOCATABLE(TARGET_SYSTEM_ROOT, sysroot, ${ac_define_dir})
|
|
|
|
GDB_AC_WITH_DIR(SYSTEM_GDBINIT, system-gdbinit,
|
|
[automatically load a system-wide gdbinit file],
|
|
[])
|
|
|
|
AC_ARG_ENABLE(werror,
|
|
AS_HELP_STRING([--enable-werror], [treat compile warnings as errors]),
|
|
[case "${enableval}" in
|
|
yes | y) ERROR_ON_WARNING="yes" ;;
|
|
no | n) ERROR_ON_WARNING="no" ;;
|
|
*) AC_MSG_ERROR(bad value ${enableval} for --enable-werror) ;;
|
|
esac])
|
|
|
|
# Enable -Werror by default when using gcc in C mode. Leave it off
|
|
# for C++ until we're warning clean. Turn it off for releases.
|
|
if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" \
|
|
&& test x"$enable_build_with_cxx" != x"yes" \
|
|
&& $development; then
|
|
ERROR_ON_WARNING=yes
|
|
fi
|
|
|
|
WERROR_CFLAGS=""
|
|
if test "${ERROR_ON_WARNING}" = yes ; then
|
|
WERROR_CFLAGS="-Werror"
|
|
fi
|
|
|
|
# These options work in either C or C++ modes.
|
|
build_warnings="-Wall -Wpointer-arith \
|
|
-Wno-unused -Wunused-value -Wunused-function \
|
|
-Wno-switch -Wno-char-subscripts \
|
|
-Wempty-body"
|
|
|
|
# Now add in C and C++ specific options, depending on mode.
|
|
if test "$enable_build_with_cxx" = "yes"; then
|
|
build_warnings="$build_warnings -Wno-sign-compare -Wno-write-strings \
|
|
-Wno-narrowing"
|
|
else
|
|
build_warnings="$build_warnings -Wpointer-sign -Wmissing-prototypes \
|
|
-Wdeclaration-after-statement -Wmissing-parameter-type \
|
|
-Wold-style-declaration -Wold-style-definition"
|
|
fi
|
|
|
|
# Enable -Wno-format by default when using gcc on mingw since many
|
|
# GCC versions complain about %I64.
|
|
case "${host}" in
|
|
*-*-mingw32*) build_warnings="$build_warnings -Wno-format" ;;
|
|
*) build_warnings="$build_warnings -Wformat-nonliteral" ;;
|
|
esac
|
|
|
|
AC_ARG_ENABLE(build-warnings,
|
|
AS_HELP_STRING([--enable-build-warnings], [enable build-time compiler warnings if gcc is used]),
|
|
[case "${enableval}" in
|
|
yes) ;;
|
|
no) build_warnings="-w";;
|
|
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${build_warnings} ${t}";;
|
|
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${t} ${build_warnings}";;
|
|
*) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
|
|
esac
|
|
if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
|
|
echo "Setting compiler warning flags = $build_warnings" 6>&1
|
|
fi])dnl
|
|
AC_ARG_ENABLE(gdb-build-warnings,
|
|
AS_HELP_STRING([--enable-gdb-build-warnings], [enable GDB specific build-time compiler warnings if gcc is used]),
|
|
[case "${enableval}" in
|
|
yes) ;;
|
|
no) build_warnings="-w";;
|
|
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${build_warnings} ${t}";;
|
|
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
|
|
build_warnings="${t} ${build_warnings}";;
|
|
*) build_warnings=`echo "${enableval}" | sed -e "s/,/ /g"`;;
|
|
esac
|
|
if test x"$silent" != x"yes" && test x"$build_warnings" != x""; then
|
|
echo "Setting GDB specific compiler warning flags = $build_warnings" 6>&1
|
|
fi])dnl
|
|
|
|
# The set of warnings supported by a C++ compiler is not the same as
|
|
# of the C compiler.
|
|
if test "$enable_build_with_cxx" = "yes"; then
|
|
AC_LANG_PUSH([C++])
|
|
fi
|
|
|
|
WARN_CFLAGS=""
|
|
if test "x${build_warnings}" != x -a "x$GCC" = xyes
|
|
then
|
|
AC_MSG_CHECKING(compiler warning flags)
|
|
# Separate out the -Werror flag as some files just cannot be
|
|
# compiled with it enabled.
|
|
for w in ${build_warnings}; do
|
|
case $w in
|
|
-Werr*) WERROR_CFLAGS=-Werror ;;
|
|
*)
|
|
# Check whether GCC accepts it.
|
|
saved_CFLAGS="$CFLAGS"
|
|
CFLAGS="$CFLAGS $w"
|
|
saved_CXXFLAGS="$CXXFLAGS"
|
|
CXXFLAGS="$CXXFLAGS $w"
|
|
AC_TRY_COMPILE([],[],WARN_CFLAGS="${WARN_CFLAGS} $w",)
|
|
CFLAGS="$saved_CFLAGS"
|
|
CXXFLAGS="$saved_CXXFLAGS"
|
|
esac
|
|
done
|
|
AC_MSG_RESULT(${WARN_CFLAGS} ${WERROR_CFLAGS})
|
|
fi
|
|
AC_SUBST(WARN_CFLAGS)
|
|
AC_SUBST(WERROR_CFLAGS)
|
|
|
|
if test "$enable_build_with_cxx" = "yes"; then
|
|
AC_LANG_POP([C++])
|
|
fi
|
|
|
|
# In the Cygwin environment, we need some additional flags.
|
|
AC_CACHE_CHECK([for cygwin], gdb_cv_os_cygwin,
|
|
[AC_EGREP_CPP(^lose$, [
|
|
#if defined (__CYGWIN__) || defined (__CYGWIN32__)
|
|
lose
|
|
#endif],[gdb_cv_os_cygwin=yes],[gdb_cv_os_cygwin=no])])
|
|
|
|
|
|
dnl Figure out which of the many generic ser-*.c files the _host_ supports.
|
|
SER_HARDWIRE="ser-base.o ser-unix.o ser-pipe.o ser-tcp.o"
|
|
case ${host} in
|
|
*go32* ) SER_HARDWIRE=ser-go32.o ;;
|
|
*djgpp* ) SER_HARDWIRE=ser-go32.o ;;
|
|
*mingw32*) SER_HARDWIRE="ser-base.o ser-tcp.o ser-mingw.o" ;;
|
|
esac
|
|
AC_SUBST(SER_HARDWIRE)
|
|
|
|
# libreadline needs libuser32.a in a cygwin environment
|
|
WIN32LIBS=
|
|
if test x$gdb_cv_os_cygwin = xyes; then
|
|
WIN32LIBS="-luser32"
|
|
case "${target}" in
|
|
*cygwin*) WIN32LIBS="$WIN32LIBS -limagehlp"
|
|
;;
|
|
esac
|
|
fi
|
|
|
|
# The ser-tcp.c module requires sockets.
|
|
case ${host} in
|
|
*mingw32*)
|
|
AC_DEFINE(USE_WIN32API, 1,
|
|
[Define if we should use the Windows API, instead of the
|
|
POSIX API. On Windows, we use the Windows API when
|
|
building for MinGW, but the POSIX API when building
|
|
for Cygwin.])
|
|
WIN32LIBS="$WIN32LIBS -lws2_32"
|
|
;;
|
|
esac
|
|
AC_SUBST(WIN32LIBS)
|
|
|
|
# Add ELF support to GDB, but only if BFD includes ELF support.
|
|
GDB_AC_CHECK_BFD([for ELF support in BFD], gdb_cv_var_elf,
|
|
[bfd_get_elf_phdr_upper_bound (NULL)], elf-bfd.h)
|
|
if test $gdb_cv_var_elf = yes; then
|
|
CONFIG_OBS="$CONFIG_OBS elfread.o stap-probe.o dtrace-probe.o"
|
|
AC_DEFINE(HAVE_ELF, 1,
|
|
[Define if ELF support should be included.])
|
|
# -ldl is provided by bfd/Makfile.am (LIBDL) <PLUGINS>.
|
|
if test "$plugins" = "yes"; then
|
|
AC_SEARCH_LIBS(dlopen, dl)
|
|
fi
|
|
fi
|
|
|
|
# Add macho support to GDB, but only if BFD includes it.
|
|
GDB_AC_CHECK_BFD([for Mach-O support in BFD], gdb_cv_var_macho,
|
|
[bfd_mach_o_lookup_command (NULL, 0, NULL)], mach-o.h)
|
|
if test $gdb_cv_var_macho = yes; then
|
|
CONFIG_OBS="$CONFIG_OBS machoread.o"
|
|
fi
|
|
|
|
# Add any host-specific objects to GDB.
|
|
CONFIG_OBS="${CONFIG_OBS} ${gdb_host_obs}"
|
|
|
|
# If building on ELF, look for lzma support for embedded compressed debug info.
|
|
if test $gdb_cv_var_elf = yes; then
|
|
AC_ARG_WITH(lzma,
|
|
AS_HELP_STRING([--with-lzma], [support lzma compression (auto/yes/no)]),
|
|
[], [with_lzma=auto])
|
|
AC_MSG_CHECKING([whether to use lzma])
|
|
AC_MSG_RESULT([$with_lzma])
|
|
|
|
if test "${with_lzma}" != no; then
|
|
AC_LIB_HAVE_LINKFLAGS([lzma], [], [#include "lzma.h"],
|
|
[lzma_index_iter iter;
|
|
lzma_index_iter_init (&iter, 0);
|
|
lzma_mf_is_supported (LZMA_MF_HC3);])
|
|
if test "$HAVE_LIBLZMA" != yes; then
|
|
if test "$with_lzma" = yes; then
|
|
AC_MSG_ERROR([missing liblzma for --with-lzma])
|
|
fi
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
LIBGUI="../libgui/src/libgui.a"
|
|
GUI_CFLAGS_X="-I${srcdir}/../libgui/src"
|
|
AC_SUBST(LIBGUI)
|
|
AC_SUBST(GUI_CFLAGS_X)
|
|
|
|
WIN32LDAPP=
|
|
AC_SUBST(WIN32LIBS)
|
|
AC_SUBST(WIN32LDAPP)
|
|
|
|
case "${host}" in
|
|
*-*-cygwin* | *-*-mingw* )
|
|
configdir="win"
|
|
;;
|
|
*)
|
|
configdir="unix"
|
|
;;
|
|
esac
|
|
|
|
GDBTKLIBS=
|
|
if test "${enable_gdbtk}" = "yes"; then
|
|
|
|
# Gdbtk must have an absolute path to srcdir in order to run
|
|
# properly when not installed.
|
|
here=`pwd`
|
|
cd ${srcdir}
|
|
GDBTK_SRC_DIR=`pwd`
|
|
cd $here
|
|
|
|
SC_PATH_TCLCONFIG
|
|
|
|
# If $no_tk is nonempty, then we can't do Tk, and there is no
|
|
# point to doing Tcl.
|
|
SC_PATH_TKCONFIG
|
|
|
|
if test -z "${no_tcl}" -a -z "${no_tk}"; then
|
|
SC_LOAD_TCLCONFIG
|
|
|
|
# Check for in-tree tcl
|
|
here=`pwd`
|
|
cd ${srcdir}/..
|
|
topdir=`pwd`
|
|
cd ${here}
|
|
|
|
intree="no"
|
|
if test "${TCL_SRC_DIR}" = "${topdir}/tcl"; then
|
|
intree="yes"
|
|
fi
|
|
|
|
# Find Tcl private headers
|
|
if test x"${intree}" = xno; then
|
|
CY_AC_TCL_PRIVATE_HEADERS
|
|
TCL_INCLUDE="${TCL_INCLUDE_SPEC} ${TCL_PRIVATE_INCLUDE}"
|
|
TCL_LIBRARY="${TCL_LIB_SPEC}"
|
|
TCL_DEPS=""
|
|
else
|
|
# If building tcl in the same src tree, private headers
|
|
# are not needed, but we need to be sure to use the right
|
|
# headers library
|
|
TCL_INCLUDE="-I${TCL_SRC_DIR}/generic"
|
|
TCL_LIBRARY="${TCL_BUILD_LIB_SPEC}"
|
|
TCL_DEPS="../tcl/${configdir}${TCL_LIB_FILE}"
|
|
fi
|
|
AC_SUBST(TCL_INCLUDE)
|
|
AC_SUBST(TCL_LIBRARY)
|
|
AC_SUBST(TCL_DEPS)
|
|
|
|
SC_LOAD_TKCONFIG
|
|
|
|
# Check for in-tree Tk
|
|
intree="no"
|
|
if test "${TK_SRC_DIR}" = "${topdir}/tk"; then
|
|
intree="yes"
|
|
fi
|
|
|
|
# Find Tk private headers
|
|
if test x"${intree}" = xno; then
|
|
CY_AC_TK_PRIVATE_HEADERS
|
|
TK_INCLUDE="${TK_INCLUDE_SPEC} ${TK_PRIVATE_INCLUDE}"
|
|
TK_LIBRARY=${TK_LIB_SPEC}
|
|
TK_DEPS=""
|
|
else
|
|
TK_INCLUDE="-I${TK_SRC_DIR}/generic"
|
|
TK_LIBRARY="${TK_BUILD_LIB_SPEC}"
|
|
TK_DEPS="../tk/${configdir}/${TK_LIB_FILE}"
|
|
fi
|
|
AC_SUBST(TK_INCLUDE)
|
|
AC_SUBST(TK_LIBRARY)
|
|
AC_SUBST(TK_DEPS)
|
|
AC_SUBST(TK_XINCLUDES)
|
|
|
|
ENABLE_CFLAGS="${ENABLE_CFLAGS} \$(SUBDIR_GDBTK_CFLAGS)"
|
|
|
|
# Include some libraries that Tcl and Tk want.
|
|
TCL_LIBS='$(LIBGUI) $(TK) $(TCL) $(X11_LDFLAGS) $(X11_LIBS)'
|
|
# Yes, the ordering seems wrong here. But it isn't.
|
|
# TK_LIBS is the list of libraries that need to be linked
|
|
# after Tcl/Tk. Note that this isn't put into LIBS. If it
|
|
# were in LIBS then any link tests after this point would
|
|
# try to include things like `$(LIBGUI)', which wouldn't work.
|
|
GDBTKLIBS="${TCL_LIBS} ${TK_LIBS}"
|
|
|
|
CONFIG_OBS="${CONFIG_OBS} \$(SUBDIR_GDBTK_OBS)"
|
|
CONFIG_DEPS="${CONFIG_DEPS} \$(SUBDIR_GDBTK_DEPS)"
|
|
CONFIG_SRCS="${CONFIG_SRCS} \$(SUBDIR_GDBTK_SRCS)"
|
|
CONFIG_ALL="${CONFIG_ALL} all-gdbtk"
|
|
CONFIG_CLEAN="${CONFIG_CLEAN} clean-gdbtk"
|
|
CONFIG_INSTALL="${CONFIG_INSTALL} install-gdbtk"
|
|
CONFIG_UNINSTALL="${CONFIG_UNINSTALL} uninstall-gdbtk"
|
|
|
|
if test x$gdb_cv_os_cygwin = xyes; then
|
|
WIN32LIBS="${WIN32LIBS} -lshell32 -lgdi32 -lcomdlg32 -ladvapi32"
|
|
WIN32LDAPP="-Wl,--subsystem,console"
|
|
CONFIG_OBS="${CONFIG_OBS} gdbres.o"
|
|
fi
|
|
|
|
AC_CONFIG_SUBDIRS(gdbtk)
|
|
fi
|
|
fi
|
|
|
|
AC_SUBST(X_CFLAGS)
|
|
AC_SUBST(X_LDFLAGS)
|
|
AC_SUBST(X_LIBS)
|
|
AC_SUBST(GDBTKLIBS)
|
|
AC_SUBST(GDBTK_CFLAGS)
|
|
AC_SUBST(GDBTK_SRC_DIR)
|
|
|
|
AC_PATH_X
|
|
|
|
# Unlike the sim directory, whether a simulator is linked is controlled by
|
|
# presence of a gdb_sim definition in the target configure.tgt entry.
|
|
# This code just checks for a few cases where we'd like to ignore those
|
|
# definitions, even when they're present in the '.mt' file. These cases
|
|
# are when --disable-sim is specified, or if the simulator directory is
|
|
# not part of the source tree.
|
|
#
|
|
AC_ARG_ENABLE(sim,
|
|
AS_HELP_STRING([--enable-sim], [link gdb with simulator]),
|
|
[echo "enable_sim = $enable_sim";
|
|
echo "enableval = ${enableval}";
|
|
case "${enableval}" in
|
|
yes) ignore_sim=false ;;
|
|
no) ignore_sim=true ;;
|
|
*) ignore_sim=false ;;
|
|
esac],
|
|
[ignore_sim=false])
|
|
|
|
if test ! -d "${srcdir}/../sim"; then
|
|
ignore_sim=true
|
|
fi
|
|
|
|
SIM=
|
|
SIM_OBS=
|
|
if test "${ignore_sim}" = "false"; then
|
|
if test x"${gdb_sim}" != x ; then
|
|
SIM="${gdb_sim}"
|
|
SIM_OBS="remote-sim.o"
|
|
AC_DEFINE(WITH_SIM, 1, [Define if the simulator is being linked in.])
|
|
fi
|
|
fi
|
|
AC_SUBST(SIM)
|
|
AC_SUBST(SIM_OBS)
|
|
|
|
AC_SUBST(ENABLE_CFLAGS)
|
|
AC_SUBST(PROFILE_CFLAGS)
|
|
|
|
AC_SUBST(CONFIG_OBS)
|
|
AC_SUBST(CONFIG_DEPS)
|
|
AC_SUBST(CONFIG_SRCS)
|
|
AC_SUBST(CONFIG_ALL)
|
|
AC_SUBST(CONFIG_CLEAN)
|
|
AC_SUBST(CONFIG_INSTALL)
|
|
AC_SUBST(CONFIG_UNINSTALL)
|
|
|
|
# List of host floatformats.
|
|
AC_DEFINE_UNQUOTED(GDB_HOST_FLOAT_FORMAT,$gdb_host_float_format,[Host float floatformat])
|
|
AC_DEFINE_UNQUOTED(GDB_HOST_DOUBLE_FORMAT,$gdb_host_double_format,[Host double floatformat])
|
|
AC_DEFINE_UNQUOTED(GDB_HOST_LONG_DOUBLE_FORMAT,$gdb_host_long_double_format,[Host long double floatformat])
|
|
|
|
# target_subdir is used by the testsuite to find the target libraries.
|
|
target_subdir=
|
|
if test "${host}" != "${target}"; then
|
|
target_subdir="${target_alias}/"
|
|
fi
|
|
AC_SUBST(target_subdir)
|
|
|
|
frags=
|
|
if test "${gdb_native}" = "yes"; then
|
|
host_makefile_frag=${srcdir}/config/${gdb_host_cpu}/${gdb_host}.mh
|
|
if test ! -f ${host_makefile_frag}; then
|
|
AC_MSG_ERROR("*** Gdb does not support native target ${host}")
|
|
fi
|
|
frags="$frags $host_makefile_frag"
|
|
else
|
|
host_makefile_frag=/dev/null
|
|
fi
|
|
|
|
AC_SUBST_FILE(host_makefile_frag)
|
|
AC_SUBST(frags)
|
|
|
|
changequote(,)dnl
|
|
if test "${gdb_native}" = "yes"; then
|
|
# We pick this up from the host configuration file (.mh) because we
|
|
# do not have a native configuration Makefile fragment.
|
|
nativefile=`sed -n '
|
|
s/NAT_FILE[ ]*=[ ]*\([^ ]*\)/\1/p
|
|
' ${host_makefile_frag}`
|
|
fi
|
|
changequote([,])
|
|
|
|
if test x"${gdb_osabi}" != x ; then
|
|
AC_DEFINE_UNQUOTED(GDB_OSABI_DEFAULT, $gdb_osabi,
|
|
[Define to the default OS ABI for this configuration.])
|
|
fi
|
|
|
|
# Enable multi-ice-gdb-server.
|
|
AC_ARG_ENABLE(multi-ice,
|
|
AS_HELP_STRING([--enable-multi-ice], [build the multi-ice-gdb-server]),
|
|
[case $enableval in
|
|
yes | no)
|
|
;;
|
|
*) AC_MSG_ERROR([bad value $enableval for --enable-multi-ice]) ;;
|
|
esac])
|
|
if test "x$enable_multi_ice" = xyes; then
|
|
AC_CONFIG_SUBDIRS(multi-ice)
|
|
fi
|
|
|
|
AC_ARG_ENABLE(gdbserver,
|
|
AS_HELP_STRING([--enable-gdbserver],
|
|
[automatically build gdbserver (yes/no/auto, default is auto)]),
|
|
[case "${enableval}" in
|
|
yes| no|auto) ;;
|
|
*) AC_MSG_ERROR(bad value ${enableval} for --enable-gdbserver option) ;;
|
|
esac],[enable_gdbserver=auto])
|
|
|
|
# We only build gdbserver automatically in a native configuration, and
|
|
# only if the user did not explicitly disable its build.
|
|
if test "$gdb_native" = "yes" -a "$enable_gdbserver" != "no"; then
|
|
AC_MSG_CHECKING(whether gdbserver is supported on this host)
|
|
if test "x$build_gdbserver" = xyes; then
|
|
AC_MSG_RESULT(yes)
|
|
AC_CONFIG_SUBDIRS(gdbserver)
|
|
gdbserver_build_enabled=yes
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
fi
|
|
|
|
# If the user explicitly request the gdbserver to be built, verify that
|
|
# we were in fact able to enable it.
|
|
if test "$enable_gdbserver" = "yes" -a "$gdbserver_build_enabled" != "yes"; then
|
|
AC_MSG_ERROR(Automatic gdbserver build is not supported for this configuration)
|
|
fi
|
|
|
|
# Check for babeltrace and babeltrace-ctf
|
|
AC_ARG_WITH(babeltrace,
|
|
AC_HELP_STRING([--with-babeltrace], [include babeltrace support (auto/yes/no)]),
|
|
[], [with_babeltrace=auto])
|
|
AC_MSG_CHECKING([whether to use babeltrace])
|
|
AC_MSG_RESULT([$with_babeltrace])
|
|
|
|
if test "x$with_babeltrace" = "xno"; then
|
|
AC_MSG_WARN([babletrace support disabled; GDB is unable to read CTF data.])
|
|
else
|
|
# Append -Werror to CFLAGS so that configure can catch the warning
|
|
# "assignment from incompatible pointer type", which is related to
|
|
# the babeltrace change from 1.0.3 to 1.1.0. Babeltrace 1.1.0 works
|
|
# in GDB, while babeltrace 1.0.3 is broken.
|
|
# AC_LIB_HAVE_LINKFLAGS may modify CPPFLAGS in it, so it should be
|
|
# safe to save and restore CFLAGS here.
|
|
saved_CFLAGS=$CFLAGS
|
|
CFLAGS="$CFLAGS -Werror"
|
|
AC_LIB_HAVE_LINKFLAGS([babeltrace], [babeltrace-ctf],
|
|
[#include <babeltrace/babeltrace.h>
|
|
#include <babeltrace/ctf/events.h>
|
|
#include <babeltrace/ctf/iterator.h>],
|
|
[struct bt_iter_pos *pos = bt_iter_get_pos (bt_ctf_get_iter (NULL));
|
|
struct bt_ctf_event *event = NULL;
|
|
const struct bt_definition *scope;
|
|
|
|
bt_iter_set_pos (bt_ctf_get_iter (NULL), pos);
|
|
scope = bt_ctf_get_top_level_scope (event,
|
|
BT_STREAM_EVENT_HEADER);
|
|
bt_ctf_get_uint64 (bt_ctf_get_field (event, scope, "id"));
|
|
])
|
|
CFLAGS=$saved_CFLAGS
|
|
|
|
if test "$HAVE_LIBBABELTRACE" != yes; then
|
|
if test "$with_babeltrace" = yes; then
|
|
AC_MSG_ERROR([babeltrace is missing or unusable])
|
|
else
|
|
AC_MSG_WARN([babeltrace is missing or unusable; GDB is unable to read CTF data.])
|
|
fi
|
|
fi
|
|
fi
|
|
|
|
# If nativefile (NAT_FILE) is not set in config/*/*.m[ht] files, we link
|
|
# to an empty version.
|
|
|
|
files=
|
|
links=
|
|
|
|
rm -f nm.h
|
|
if test "${nativefile}" != ""; then
|
|
case "${nativefile}" in
|
|
nm-*.h ) GDB_NM_FILE="config/${gdb_host_cpu}/${nativefile}" ;;
|
|
* ) GDB_NM_FILE="${nativefile}"
|
|
esac
|
|
files="${files} ${GDB_NM_FILE}"
|
|
links="${links} nm.h"
|
|
AC_DEFINE_UNQUOTED(GDB_NM_FILE, "${GDB_NM_FILE}", [nativefile])
|
|
fi
|
|
AC_SUBST(GDB_NM_FILE)
|
|
|
|
AC_LINK_FILES($files, $links)
|
|
|
|
dnl Check for exe extension set on certain hosts (e.g. Win32)
|
|
AC_EXEEXT
|
|
|
|
dnl Detect the character set used by this host.
|
|
dnl At the moment, we just assume it's UTF-8.
|
|
AC_DEFINE(GDB_DEFAULT_HOST_CHARSET, "UTF-8",
|
|
[Define to be a string naming the default host character set.])
|
|
|
|
GDB_AC_TRANSFORM([gdb], [GDB_TRANSFORM_NAME])
|
|
GDB_AC_TRANSFORM([gcore], [GCORE_TRANSFORM_NAME])
|
|
AC_CONFIG_FILES([gcore], [chmod +x gcore])
|
|
|
|
AC_OUTPUT(Makefile gdb-gdb.gdb doc/Makefile data-directory/Makefile,
|
|
[
|
|
case x$CONFIG_HEADERS in
|
|
xconfig.h:config.in)
|
|
echo > stamp-h ;;
|
|
esac
|
|
])
|
|
|
|
exit 0
|