233 lines
6.9 KiB
Plaintext
233 lines
6.9 KiB
Plaintext
dnl Autoconf configure script for GDB server.
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dnl Copyright (C) 2000, 2002, 2003, 2004, 2005, 2006
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dnl 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(server.c)
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AC_CONFIG_HEADER(config.h:config.in)
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AC_PROG_CC
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AC_GNU_SOURCE
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AC_CANONICAL_SYSTEM
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AC_PROG_INSTALL
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AC_ARG_PROGRAM
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AC_HEADER_STDC
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AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.h dnl
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proc_service.h sys/procfs.h thread_db.h linux/elf.h dnl
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stdlib.h unistd.h dnl
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errno.h fcntl.h signal.h sys/file.h malloc.h dnl
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sys/ioctl.h netinet/in.h sys/socket.h netdb.h dnl
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netinet/tcp.h arpa/inet.h sys/wait.h)
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AC_CHECK_FUNCS(pread64)
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have_errno=no
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AC_MSG_CHECKING(for errno)
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AC_TRY_LINK([
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#if HAVE_ERRNO_H
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#include <errno.h>
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#endif], [static int x; x = errno;],
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[AC_MSG_RESULT(yes - in errno.h); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) have_errno=yes])
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if test $have_errno = no; then
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AC_TRY_LINK([
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#if HAVE_ERRNO_H
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#include <errno.h>
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#endif], [extern int errno; static int x; x = errno;],
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[AC_MSG_RESULT(yes - must define); AC_DEFINE(HAVE_ERRNO, 1, [Define if errno is available]) AC_DEFINE(MUST_DEFINE_ERRNO, 1, [Checking if errno must be defined])],
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[AC_MSG_RESULT(no)])
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fi
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AC_CHECK_DECLS([strerror, perror])
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AC_CHECK_TYPES(socklen_t, [], [],
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[#include <sys/types.h>
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#include <sys/socket.h>
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])
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# Check for various supplementary target information (beyond the
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# triplet) which might affect the choices in configure.srv.
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case "${target}" in
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arm*-*-linux*)
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AC_CACHE_CHECK([if iWMMXt is selected], [gdb_cv_arm_iwmmxt],
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[save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $CFLAGS"
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AC_EGREP_CPP([got it], [
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#ifdef __IWMMXT__
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got it
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#endif
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], [gdb_cv_arm_iwmmxt=yes],
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[gdb_cv_arm_iwmmxt=no])
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CPPFLAGS="$save_CPPFLAGS"])
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;;
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powerpc*-*-*)
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AC_CACHE_CHECK([if Altivec is selected], [gdb_cv_ppc_altivec],
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[save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $CFLAGS"
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AC_EGREP_CPP([got it], [
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#ifdef __ALTIVEC__
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got it
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#endif
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], [gdb_cv_ppc_altivec=yes],
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[gdb_cv_ppc_altivec=no])
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CPPFLAGS="$save_CPPFLAGS"])
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AC_CACHE_CHECK([if SPE is selected], [gdb_cv_ppc_spe],
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[save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS="$CPPFLAGS $CFLAGS"
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AC_EGREP_CPP([got it], [
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#ifdef __SPE__
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got it
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#endif
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], [gdb_cv_ppc_spe=yes],
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[gdb_cv_ppc_spe=no])
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CPPFLAGS="$save_CPPFLAGS"])
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;;
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esac
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. ${srcdir}/configure.srv
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if test "${srv_mingwce}" = "yes"; then
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LIBS="$LIBS -lws2"
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elif test "${srv_mingw}" = "yes"; then
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LIBS="$LIBS -lwsock32"
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fi
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if test "${srv_mingw}" = "yes"; then
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AC_DEFINE(USE_WIN32API, 1,
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[Define if we should use the Windows API, instead of the
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POSIX API. On Windows, we use the Windows API when
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building for MinGW, but the POSIX API when building
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for Cygwin.])
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fi
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if test "${srv_linux_usrregs}" = "yes"; then
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AC_DEFINE(HAVE_LINUX_USRREGS, 1,
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[Define if the target supports PTRACE_PEEKUSR for register ]
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[access.])
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fi
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if test "${srv_linux_regsets}" = "yes"; then
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AC_DEFINE(HAVE_LINUX_REGSETS, 1,
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[Define if the target supports register sets.])
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AC_MSG_CHECKING(for PTRACE_GETREGS)
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AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs,
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[AC_TRY_COMPILE([#include <sys/ptrace.h>],
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[PTRACE_GETREGS;],
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[gdbsrv_cv_have_ptrace_getregs=yes],
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[gdbsrv_cv_have_ptrace_getregs=no])])
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AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs)
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if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then
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AC_DEFINE(HAVE_PTRACE_GETREGS, 1,
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[Define if the target supports PTRACE_GETREGS for register ]
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[access.])
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fi
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AC_MSG_CHECKING(for PTRACE_GETFPXREGS)
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AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs,
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[AC_TRY_COMPILE([#include <sys/ptrace.h>],
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[PTRACE_GETFPXREGS;],
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[gdbsrv_cv_have_ptrace_getfpxregs=yes],
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[gdbsrv_cv_have_ptrace_getfpxregs=no])])
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AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs)
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if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then
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AC_DEFINE(HAVE_PTRACE_GETFPXREGS, 1,
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[Define if the target supports PTRACE_GETFPXREGS for extended ]
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[register access.])
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fi
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fi
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if test "$ac_cv_header_sys_procfs_h" = yes; then
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BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t)
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BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t)
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BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t)
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BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t)
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fi
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srv_thread_depfiles=
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srv_libs=
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USE_THREAD_DB=
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if test "$srv_linux_thread_db" = "yes"; then
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SRV_CHECK_THREAD_DB
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if test "$srv_cv_thread_db" = no; then
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AC_WARN([Could not find libthread_db.])
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AC_WARN([Disabling thread support in gdbserver.])
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srv_linux_thread_db=no
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else
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srv_libs="$srv_cv_thread_db"
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SRV_CHECK_TLS_GET_ADDR
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fi
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old_LDFLAGS="$LDFLAGS"
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LDFLAGS="$LDFLAGS -rdynamic"
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AC_TRY_LINK([], [], [RDYNAMIC=-rdynamic], [RDYNAMIC=])
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AC_SUBST(RDYNAMIC)
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LDFLAGS="$old_LDFLAGS"
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fi
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if test "$srv_linux_thread_db" = "yes"; then
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srv_thread_depfiles="thread-db.o proc-service.o"
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USE_THREAD_DB="-DUSE_THREAD_DB"
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AC_CACHE_CHECK([for TD_VERSION], gdbsrv_cv_have_td_version,
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[AC_TRY_COMPILE([#include <thread_db.h>], [TD_VERSION;],
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[gdbsrv_cv_have_td_version=yes],
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[gdbsrv_cv_have_td_version=no])])
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if test $gdbsrv_cv_have_td_version = yes; then
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AC_DEFINE(HAVE_TD_VERSION, 1, [Define if TD_VERSION is available.])
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fi
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if test "$srv_cv_tls_get_addr" = yes; then
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AC_DEFINE(HAVE_TD_THR_TLS_GET_ADDR, 1, [Define if td_thr_tls_get_addr is available.])
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fi
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fi
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if test "$srv_xmltarget" != ""; then
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srv_xmltarget="\$(XML_DIR)/$srv_xmltarget"
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srv_xmlbuiltin="xml-builtin.o"
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AC_DEFINE(USE_XML, 1, [Define if an XML target description is available.])
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tmp_xmlfiles=$srv_xmlfiles
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srv_xmlfiles="target.xml"
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for f in $tmp_xmlfiles; do
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srv_xmlfiles="$srv_xmlfiles \$(XML_DIR)/$f"
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done
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fi
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GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_thread_depfiles"
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GDBSERVER_LIBS="$srv_libs"
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AC_SUBST(GDBSERVER_DEPFILES)
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AC_SUBST(GDBSERVER_LIBS)
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AC_SUBST(USE_THREAD_DB)
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AC_SUBST(srv_xmlbuiltin)
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AC_SUBST(srv_xmlfiles)
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AC_SUBST(srv_xmltarget)
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AC_OUTPUT(Makefile,
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[case x$CONFIG_HEADERS in
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xconfig.h:config.in)
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echo > stamp-h ;;
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esac
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])
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