6489430a36
* configure.ac (UNSIGNED_64BIT_TYPE): Unquote the definition. * configure: Regenerate. From-SVN: r81191
568 lines
16 KiB
Plaintext
568 lines
16 KiB
Plaintext
dnl Process this file with autoconf to produce a configure script
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AC_PREREQ(2.59)
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AC_INIT
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AC_CONFIG_SRCDIR([xmalloc.c])
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# This works around the fact that libtool configuration may change LD
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# for this particular configuration, but some shells, instead of
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# keeping the changes in LD private, export them just because LD is
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# exported. We don't use libtool yet, but some day we might, so...
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ORIGINAL_LD_FOR_MULTILIBS=$LD
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dnl We use these options to decide which functions to include.
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AC_ARG_WITH(target-subdir,
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[ --with-target-subdir=SUBDIR Configuring in a subdirectory for target])
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AC_ARG_WITH(build-subdir,
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[ --with-build-subdir=SUBDIR Configuring in a subdirectory for build])
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AC_ARG_WITH(cross-host,
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[ --with-cross-host=HOST Configuring with a cross compiler])
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AC_ARG_WITH(newlib,
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[ --with-newlib Configuring with newlib])
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if test "${srcdir}" = "."; then
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if test -n "${with_build_subdir}"; then
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libiberty_topdir="${srcdir}/../.."
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with_target_subdir=
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elif test -z "${with_target_subdir}"; then
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libiberty_topdir="${srcdir}/.."
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else
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if test "${with_target_subdir}" != "."; then
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libiberty_topdir="${srcdir}/${with_multisrctop}../.."
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else
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libiberty_topdir="${srcdir}/${with_multisrctop}.."
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fi
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fi
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else
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libiberty_topdir="${srcdir}/.."
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fi
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AC_SUBST(libiberty_topdir)
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AC_CONFIG_AUX_DIR($libiberty_topdir)
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dnl Very limited version of automake's enable-maintainer-mode
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AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
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dnl maintainer-mode is disabled by default
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AC_ARG_ENABLE(maintainer-mode,
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[ --enable-maintainer-mode
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enable make rules and dependencies not useful
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(and sometimes confusing) to the casual installer],
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maintainer_mode=$enableval,
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maintainer_mode=no)
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AC_MSG_RESULT($maintainer_mode)
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if test "$maintainer_mode" = "yes"; then
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MAINT=''
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NOTMAINT='#'
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else
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MAINT='#'
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NOTMAINT=''
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fi
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AC_SUBST(MAINT)dnl
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AC_SUBST(NOTMAINT)dnl
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# Do we have a single-tree copy of texinfo? Even if we do, we can't
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# rely on it - libiberty is built before texinfo.
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AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
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if test "x$MAKEINFO" = "x"; then
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MAKEINFO="@echo makeinfo missing; true"
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BUILD_INFO=
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else
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BUILD_INFO=info
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case "$MAKEINFO" in
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*/missing\ makeinfo*)
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BUILD_INFO=
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AC_MSG_WARN([
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*** Makeinfo is missing. Info documentation will not be built.])
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;;
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*)
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case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in
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x*\ [[1-3]].* )
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MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true"
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BUILD_INFO=
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AC_MSG_WARN([
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*** Makeinfo is too old. Info documentation will not be built.])
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;;
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esac
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;;
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esac
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fi
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AC_SUBST(MAKEINFO)
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AC_SUBST(BUILD_INFO)
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AC_CHECK_PROG(PERL, perl, perl, )
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if test x"$PERL" = x""; then
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HAVE_PERL='#'
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else
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HAVE_PERL=''
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fi
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AC_SUBST(HAVE_PERL)
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AC_CANONICAL_HOST
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dnl When we start using automake:
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dnl AM_INIT_AUTOMAKE(libiberty, 1.0)
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dnl These must be called before AM_PROG_LIBTOOL, because it may want
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dnl to call AC_CHECK_PROG.
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AC_CHECK_TOOL(AR, ar)
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AC_CHECK_TOOL(RANLIB, ranlib, :)
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GCC_NO_EXECUTABLES
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AC_PROG_CC
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AC_PROG_CPP_WERROR
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if test x$GCC = xyes; then
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ac_libiberty_warn_cflags='-W -Wall -Wtraditional -pedantic'
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fi
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AC_SUBST(ac_libiberty_warn_cflags)
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AC_PROG_CC_C_O
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# autoconf is lame and doesn't give us any substitution variable for this.
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if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then
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NO_MINUS_C_MINUS_O=yes
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else
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OUTPUT_OPTION='-o $@'
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fi
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AC_SUBST(NO_MINUS_C_MINUS_O)
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AC_SUBST(OUTPUT_OPTION)
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AC_C_CONST
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AC_C_INLINE
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AC_C_BIGENDIAN_CROSS
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dnl When we start using libtool:
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dnl Default to a non shared library. This may be overridden by the
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dnl configure option --enable-shared.
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dnl AM_DISABLE_SHARED
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dnl When we start using libtool:
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dnl AM_PROG_LIBTOOL
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dnl When we start using automake:
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dnl AM_CONFIG_HEADER(config.h:config.in)
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AC_CONFIG_HEADER(config.h:config.in)
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dnl When we start using automake:
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dnl AM_MAINTAINER_MODE
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dnl AC_EXEEXT
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dnl When we start using automake:
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dnl AM_PROG_INSTALL
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AC_PROG_INSTALL
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. ${srcdir}/config.table
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host_makefile_frag=${frag}
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AC_SUBST_FILE(host_makefile_frag)
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# It's OK to check for header files. Although the compiler may not be
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# able to link anything, it had better be able to at least compile
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# something.
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AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h)
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AC_HEADER_SYS_WAIT
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AC_HEADER_TIME
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libiberty_AC_DECLARE_ERRNO
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AC_CHECK_TYPE(uintptr_t, unsigned long)
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# Look for a 64-bit type.
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AC_MSG_CHECKING([for a 64-bit type])
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AC_CACHE_VAL(liberty_cv_uint64,
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[AC_TRY_COMPILE(
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[#ifdef HAVE_STDINT_H
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#include <stdint.h>
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#endif],
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[extern uint64_t foo;],
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liberty_cv_uint64=uint64_t,
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[AC_TRY_COMPILE(
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[#ifdef HAVE_LIMITS_H
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#include <limits.h>
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#endif
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#ifndef CHAR_BIT
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#define CHAR_BIT 8
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#endif],
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[extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];],
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liberty_cv_uint64="unsigned long",
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[AC_TRY_COMPILE(
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[#ifdef HAVE_LIMITS_H
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#include <limits.h>
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#endif
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#ifndef CHAR_BIT
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#define CHAR_BIT 8
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#endif],
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[extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];],
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liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])])
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AC_MSG_RESULT($liberty_cv_uint64)
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if test "$liberty_cv_uint64" != none; then
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AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64,
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[Define to an unsigned 64-bit type available in the compiler.])
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fi
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# Given the above check, we always have uintptr_t or a fallback
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# definition. So define HAVE_UINTPTR_T in case any imported code
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# relies on it.
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AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.])
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AC_TYPE_PID_T
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# This is the list of functions which libiberty will provide if they
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# are not available on the host.
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funcs="asprintf"
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funcs="$funcs atexit"
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funcs="$funcs basename"
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funcs="$funcs bcmp"
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funcs="$funcs bcopy"
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funcs="$funcs bsearch"
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funcs="$funcs bzero"
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funcs="$funcs calloc"
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funcs="$funcs clock"
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funcs="$funcs ffs"
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funcs="$funcs getcwd"
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funcs="$funcs getpagesize"
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funcs="$funcs index"
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funcs="$funcs insque"
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funcs="$funcs memchr"
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funcs="$funcs memcmp"
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funcs="$funcs memcpy"
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funcs="$funcs memmove"
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funcs="$funcs mempcpy"
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funcs="$funcs memset"
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funcs="$funcs mkstemps"
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funcs="$funcs putenv"
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funcs="$funcs random"
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funcs="$funcs rename"
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funcs="$funcs rindex"
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funcs="$funcs setenv"
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funcs="$funcs snprintf"
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funcs="$funcs sigsetmask"
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funcs="$funcs stpcpy"
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funcs="$funcs stpncpy"
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funcs="$funcs strcasecmp"
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funcs="$funcs strchr"
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funcs="$funcs strdup"
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funcs="$funcs strncasecmp"
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funcs="$funcs strrchr"
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funcs="$funcs strstr"
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funcs="$funcs strtod"
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funcs="$funcs strtol"
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funcs="$funcs strtoul"
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funcs="$funcs tmpnam"
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funcs="$funcs vasprintf"
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funcs="$funcs vfprintf"
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funcs="$funcs vprintf"
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funcs="$funcs vsnprintf"
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funcs="$funcs vsprintf"
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funcs="$funcs waitpid"
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# Also in the old function.def file: alloca, vfork, getopt.
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vars="sys_errlist sys_nerr sys_siglist"
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checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday"
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checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp"
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checkfuncs="$checkfuncs getsysinfo table sysctl"
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# These are neither executed nor required, but they help keep
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# autoheader happy without adding a bunch of text to acconfig.h.
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if test "x" = "y"; then
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AC_CHECK_FUNCS(asprintf atexit basename bcmp bcopy bsearch bzero calloc clock \
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getcwd getpagesize index insque mkstemps memchr memcmp memcpy \
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memmove mempcpy memset putenv random rename rindex sigsetmask \
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strcasecmp setenv stpcpy stpncpy strchr strdup strncasecmp strrchr strstr \
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strtod strtol strtoul tmpnam vasprintf vfprintf vprintf \
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vsprintf waitpid getrusage on_exit psignal strerror strsignal \
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sysconf times sbrk gettimeofday ffs snprintf vsnprintf \
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pstat_getstatic pstat_getdynamic sysmp getsysinfo table sysctl \
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realpath canonicalize_file_name)
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AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.])
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AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.])
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AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.])
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fi
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# For each of these functions, if the host does not provide the
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# function we want to put FN.o in LIBOBJS, and if the host does
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# provide the function, we want to define HAVE_FN in config.h.
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setobjs=
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CHECK=
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target_header_dir=
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if test -n "${with_target_subdir}"; then
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# We are being configured as a target library. AC_REPLACE_FUNCS
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# may not work correctly, because the compiler may not be able to
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# link executables. Note that we may still be being configured
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# native.
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# If we are being configured for newlib, we know which functions
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# newlib provide and which ones we will be expected to provide.
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if test "x${with_newlib}" = "xyes"; then
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AC_LIBOBJ([asprintf])
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AC_LIBOBJ([basename])
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AC_LIBOBJ([insque])
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AC_LIBOBJ([random])
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AC_LIBOBJ([strdup])
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AC_LIBOBJ([vasprintf])
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for f in $funcs; do
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case "$f" in
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asprintf | basename | insque | random | strdup | vasprintf)
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;;
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*)
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n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
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AC_DEFINE_UNQUOTED($n)
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;;
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esac
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done
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# newlib doesnt provide any of the variables in $vars, so we
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# dont have to check them here.
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# Of the functions in $checkfuncs, newlib only has strerror.
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AC_DEFINE_NOAUTOHEADER(HAVE_STRERROR)
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setobjs=yes
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fi
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# We may wish to install the target headers somewhere.
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AC_ARG_ENABLE(install-libiberty,
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[ --enable-install-libiberty Install headers for end users],
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enable_install_libiberty=$enableval,
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enable_install_libiberty=no)dnl
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# Option parsed, now set things appropriately.
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case x"$enable_install_libiberty" in
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xyes|x)
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target_header_dir=libiberty
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;;
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xno)
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target_header_dir=
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;;
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*)
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# This could be sanity-checked in various ways...
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target_header_dir="${enable_install_libiberty}"
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;;
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esac
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else
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# Not a target library, so we set things up to run the test suite.
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CHECK=check-cplus-dem
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fi
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AC_SUBST(CHECK)
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AC_SUBST(target_header_dir)
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case "${host}" in
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*-*-cygwin* | *-*-mingw*)
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AC_DEFINE_NOAUTOHEADER(HAVE_SYS_ERRLIST)
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AC_DEFINE_NOAUTOHEADER(HAVE_SYS_NERR)
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;;
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esac
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if test -z "${setobjs}"; then
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case "${host}" in
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*-*-vxworks*)
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# Handle VxWorks configuration specially, since on VxWorks the
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# libraries are actually on the target board, not in the file
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# system.
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AC_LIBOBJ([basename])
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AC_LIBOBJ([getpagesize])
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AC_LIBOBJ([insque])
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AC_LIBOBJ([random])
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AC_LIBOBJ([strcasecmp])
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AC_LIBOBJ([strncasecmp])
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AC_LIBOBJ([strdup])
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AC_LIBOBJ([vfork])
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AC_LIBOBJ([waitpid])
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AC_LIBOBJ([vasprintf])
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for f in $funcs; do
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case "$f" in
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basename | getpagesize | insque | random | strcasecmp)
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;;
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strncasecmp | strdup | vfork | waitpid | vasprintf)
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;;
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*)
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n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
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AC_DEFINE_UNQUOTED($n)
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;;
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esac
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done
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# VxWorks doesn't provide any of the variables in $vars, so we
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# don't have to check them here.
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# Of the functions in $checkfuncs, VxWorks only has strerror.
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AC_DEFINE_NOAUTOHEADER(HAVE_STRERROR)
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setobjs=yes
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;;
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esac
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fi
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if test -z "${setobjs}"; then
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case "${host}" in
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*-*-cygwin*)
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# The Cygwin library actually uses a couple of files from
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# libiberty when it is built. If we are building a native
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# Cygwin, and we run the tests, we will appear to have these
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# files. However, when we go on to build winsup, we will wind up
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# with a library which does not have the files, since they should
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# have come from libiberty.
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# We handle this by removing the functions the winsup library
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# provides from our shell variables, so that they appear to be
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# missing.
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# DJ - only if we're *building* cygwin, not just building *with* cygwin
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if test -n "${with_target_subdir}"
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then
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funcs="`echo $funcs | sed -e 's/random//'`"
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AC_LIBOBJ([random])
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vars="`echo $vars | sed -e 's/sys_siglist//'`"
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checkfuncs="`echo $checkfuncs | sed -e 's/strsignal//' -e 's/psignal//'`"
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fi
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;;
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*-*-mingw32*)
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# Under mingw32, sys_nerr and sys_errlist exist, but they are
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# macros, so the test below won't find them.
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libiberty_cv_var_sys_nerr=yes
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libiberty_cv_var_sys_errlist=yes
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;;
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*-*-uwin*)
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# Under some versions of uwin, vfork is notoriously buggy and the test
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# can hang configure; on other versions, vfork exists just as a stub.
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# FIXME: This should be removed once vfork in uwin's runtime is fixed.
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ac_cv_func_vfork_works=no
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# Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are
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# macros (actually, these are imported from a DLL, but the end effect
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# is the same), so the test below won't find them.
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libiberty_cv_var_sys_nerr=yes
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libiberty_cv_var_sys_errlist=yes
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;;
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*-*-*vms*)
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# Under VMS, vfork works very different than on Unix. The standard test
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# won't work, and it isn't easily adaptable. It makes more sense to
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# just force it.
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ac_cv_func_vfork_works=yes
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;;
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esac
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# We haven't set the list of objects yet. Use the standard autoconf
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|
# tests. This will only work if the compiler works.
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|
AC_ISC_POSIX
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AC_REPLACE_FUNCS($funcs)
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libiberty_AC_FUNC_C_ALLOCA
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AC_FUNC_FORK
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|
if test $ac_cv_func_vfork_works = no; then
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AC_LIBOBJ([vfork])
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fi
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# We only need _doprnt if we might use it to implement v*printf.
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|
if test $ac_cv_func_vprintf != yes \
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|| test $ac_cv_func_vfprintf != yes \
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|| test $ac_cv_func_vsprintf != yes; then
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AC_REPLACE_FUNCS(_doprnt)
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else
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AC_CHECK_FUNCS(_doprnt)
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fi
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|
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for v in $vars; do
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AC_MSG_CHECKING([for $v])
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AC_CACHE_VAL(libiberty_cv_var_$v,
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|
[AC_LINK_IFELSE([AC_LANG_PROGRAM([[int *p;]],[[extern int $v []; p = $v;]])],
|
|
[eval "libiberty_cv_var_$v=yes"],
|
|
[eval "libiberty_cv_var_$v=no"])])
|
|
if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then
|
|
AC_MSG_RESULT(yes)
|
|
n=HAVE_`echo $v | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
|
|
AC_DEFINE_UNQUOTED($n)
|
|
else
|
|
AC_MSG_RESULT(no)
|
|
fi
|
|
done
|
|
|
|
# special check for _system_configuration because AIX <4.3.2 do not
|
|
# contain the `physmem' member.
|
|
AC_MSG_CHECKING([for external symbol _system_configuration])
|
|
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/systemcfg.h>]],
|
|
[[double x = _system_configuration.physmem;]])],
|
|
[AC_MSG_RESULT([yes])
|
|
AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1,
|
|
[Define if you have the _system_configuration variable.])],
|
|
[AC_MSG_RESULT([no])])
|
|
|
|
AC_CHECK_FUNCS($checkfuncs)
|
|
libiberty_NEED_DECLARATION(canonicalize_file_name)
|
|
fi
|
|
|
|
# Figure out which version of pexecute to use.
|
|
case "${host}" in
|
|
*-*-mingw* | *-*-winnt*) pexecute=./pex-win32.o ;;
|
|
*-*-msdosdjgpp*) pexecute=./pex-djgpp.o ;;
|
|
*-*-msdos*) pexecute=./pex-msdos.o ;;
|
|
*-*-os2-emx*) pexecute=./pex-os2.o ;;
|
|
*) pexecute=./pex-unix.o ;;
|
|
esac
|
|
AC_SUBST(pexecute)
|
|
|
|
libiberty_AC_FUNC_STRNCMP
|
|
|
|
# Install a library built with a cross compiler in $(tooldir) rather
|
|
# than $(libdir).
|
|
if test -z "${with_cross_host}"; then
|
|
INSTALL_DEST=libdir
|
|
else
|
|
INSTALL_DEST=tooldir
|
|
fi
|
|
AC_SUBST(INSTALL_DEST)
|
|
|
|
m4_pattern_allow(LIBOBJS)
|
|
L=""
|
|
for l in x $LIBOBJS; do
|
|
case $l in
|
|
x) ;;
|
|
*) L="$L ./$l" ;;
|
|
esac
|
|
done
|
|
LIBOBJS="$L"
|
|
|
|
# We need multilib support, but only if configuring for the target.
|
|
AC_CONFIG_FILES([Makefile testsuite/Makefile])
|
|
AC_CONFIG_COMMANDS([default],
|
|
[[test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h
|
|
if test -n "$CONFIG_FILES"; then
|
|
if test -n "${with_build_subdir}" || test -n "${with_target_subdir}"; then
|
|
# FIXME: We shouldn't need to set ac_file
|
|
ac_file=Makefile
|
|
LD="${ORIGINAL_LD_FOR_MULTILIBS}"
|
|
. ${libiberty_topdir}/config-ml.in
|
|
fi
|
|
fi]],
|
|
[[srcdir=${srcdir}
|
|
host=${host}
|
|
target=${target}
|
|
with_target_subdir=${with_target_subdir}
|
|
with_build_subdir=${with_build_subdir}
|
|
with_multisubdir=${with_multisubdir}
|
|
ac_configure_args="--enable-multilib ${ac_configure_args}"
|
|
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
|
|
ORIGINAL_LD_FOR_MULTILIBS="${ORIGINAL_LD_FOR_MULTILIBS}"
|
|
libiberty_topdir=${libiberty_topdir}
|
|
]])
|
|
AC_OUTPUT
|