| dnl Process this file with autoconf to produce a configure script |
| |
| AC_PREREQ(2.64) |
| AC_INIT |
| AC_CONFIG_SRCDIR([xmalloc.c]) |
| |
| # This works around the fact that libtool configuration may change LD |
| # for this particular configuration, but some shells, instead of |
| # keeping the changes in LD private, export them just because LD is |
| # exported. We don't use libtool yet, but some day we might, so... |
| ORIGINAL_LD_FOR_MULTILIBS=$LD |
| |
| dnl We use these options to decide which functions to include. |
| AC_ARG_WITH(target-subdir, |
| [ --with-target-subdir=SUBDIR Configuring in a subdirectory for target]) |
| AC_ARG_WITH(build-subdir, |
| [ --with-build-subdir=SUBDIR Configuring in a subdirectory for build]) |
| AC_ARG_WITH(cross-host, |
| [ --with-cross-host=HOST Configuring with a cross compiler]) |
| AC_ARG_WITH(newlib, |
| [ --with-newlib Configuring with newlib]) |
| |
| if test "${srcdir}" = "."; then |
| if test -n "${with_build_subdir}"; then |
| libiberty_topdir="${srcdir}/../.." |
| with_target_subdir= |
| elif test -z "${with_target_subdir}"; then |
| libiberty_topdir="${srcdir}/.." |
| else |
| if test "${with_target_subdir}" != "."; then |
| libiberty_topdir="${srcdir}/${with_multisrctop}../.." |
| else |
| libiberty_topdir="${srcdir}/${with_multisrctop}.." |
| fi |
| fi |
| else |
| libiberty_topdir="${srcdir}/.." |
| fi |
| AC_SUBST(libiberty_topdir) |
| AC_CONFIG_AUX_DIR($libiberty_topdir) |
| |
| dnl Very limited version of automake's enable-maintainer-mode |
| |
| AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) |
| dnl maintainer-mode is disabled by default |
| AC_ARG_ENABLE(maintainer-mode, |
| [ --enable-maintainer-mode |
| enable make rules and dependencies not useful |
| (and sometimes confusing) to the casual installer], |
| maintainer_mode=$enableval, |
| maintainer_mode=no) |
| |
| AC_MSG_RESULT($maintainer_mode) |
| |
| if test "$maintainer_mode" = "yes"; then |
| MAINT='' |
| NOTMAINT='#' |
| else |
| MAINT='#' |
| NOTMAINT='' |
| fi |
| AC_SUBST(MAINT)dnl |
| AC_SUBST(NOTMAINT)dnl |
| |
| # Do we have a single-tree copy of texinfo? Even if we do, we can't |
| # rely on it - libiberty is built before texinfo. |
| AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, ) |
| if test "x$MAKEINFO" = "x"; then |
| MAKEINFO="@echo makeinfo missing; true" |
| BUILD_INFO= |
| else |
| BUILD_INFO=info |
| case "$MAKEINFO" in |
| */missing\ makeinfo*) |
| BUILD_INFO= |
| AC_MSG_WARN([ |
| *** Makeinfo is missing. Info documentation will not be built.]) |
| ;; |
| *) |
| case x"`$MAKEINFO --version | grep 'GNU texinfo'`" in |
| x*\ [[1-3]].* ) |
| MAKEINFO="@echo $MAKEINFO is too old, 4.0 or newer required; true" |
| BUILD_INFO= |
| AC_MSG_WARN([ |
| *** Makeinfo is too old. Info documentation will not be built.]) |
| ;; |
| esac |
| ;; |
| esac |
| fi |
| AC_SUBST(MAKEINFO) |
| AC_SUBST(BUILD_INFO) |
| |
| AC_CHECK_PROG(PERL, perl, perl, ) |
| if test x"$PERL" = x""; then |
| HAVE_PERL='#' |
| else |
| HAVE_PERL='' |
| fi |
| AC_SUBST(HAVE_PERL) |
| |
| AC_CANONICAL_HOST |
| |
| dnl When we start using automake: |
| dnl AM_INIT_AUTOMAKE(libiberty, 1.0) |
| |
| dnl These must be called before AM_PROG_LIBTOOL, because it may want |
| dnl to call AC_CHECK_PROG. |
| AC_CHECK_TOOL(AR, ar) |
| AC_CHECK_TOOL(RANLIB, ranlib, :) |
| |
| dnl When switching to automake, replace the following with AM_ENABLE_MULTILIB. |
| # Add --enable-multilib to configure. |
| # Default to --enable-multilib |
| AC_ARG_ENABLE(multilib, |
| [ --enable-multilib build many library versions (default)], |
| [case "$enableval" in |
| yes) multilib=yes ;; |
| no) multilib=no ;; |
| *) AC_MSG_ERROR([bad value $enableval for multilib option]) ;; |
| esac], |
| [multilib=yes]) |
| |
| # Even if the default multilib is not a cross compilation, |
| # it may be that some of the other multilibs are. |
| if test $cross_compiling = no && test $multilib = yes \ |
| && test "x${with_multisubdir}" != x ; then |
| cross_compiling=maybe |
| fi |
| |
| # We may wish to install the target headers somewhere. |
| AC_MSG_CHECKING([whether to install libiberty headers and static library]) |
| dnl install-libiberty is disabled by default |
| |
| AC_ARG_ENABLE(install-libiberty, |
| [ --enable-install-libiberty Install headers and library for end users], |
| enable_install_libiberty=$enableval, |
| enable_install_libiberty=no)dnl |
| |
| # Option parsed, now set things appropriately. |
| case x"$enable_install_libiberty" in |
| xyes|x) |
| target_header_dir=libiberty |
| ;; |
| xno) |
| target_header_dir= |
| ;; |
| *) |
| # This could be sanity-checked in various ways... |
| target_header_dir="${enable_install_libiberty}" |
| ;; |
| esac |
| AC_MSG_RESULT($enable_install_libiberty) |
| AC_MSG_NOTICE([target_header_dir = $target_header_dir]) |
| |
| GCC_NO_EXECUTABLES |
| AC_PROG_CC |
| AC_GNU_SOURCE |
| AC_SYS_LARGEFILE |
| AC_PROG_CPP_WERROR |
| |
| ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \ |
| -Wstrict-prototypes \ |
| -Wshadow=local], [ac_libiberty_warn_cflags]) |
| ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags]) |
| |
| AC_PROG_CC_C_O |
| # autoconf is lame and doesn't give us any substitution variable for this. |
| if eval "test \"`echo '$ac_cv_prog_cc_'${ac_cc}_c_o`\" = no"; then |
| NO_MINUS_C_MINUS_O=yes |
| else |
| OUTPUT_OPTION='-o $@' |
| fi |
| AC_SUBST(NO_MINUS_C_MINUS_O) |
| AC_SUBST(OUTPUT_OPTION) |
| |
| AC_C_CONST |
| AC_C_INLINE |
| AC_C_BIGENDIAN |
| |
| dnl When we start using libtool: |
| dnl Default to a non shared library. This may be overridden by the |
| dnl configure option --enable-shared. |
| dnl AM_DISABLE_SHARED |
| |
| dnl When we start using libtool: |
| dnl AM_PROG_LIBTOOL |
| |
| dnl When we start using automake: |
| dnl AM_CONFIG_HEADER(config.h:config.in) |
| AC_CONFIG_HEADER(config.h:config.in) |
| |
| dnl When we start using automake: |
| dnl AM_MAINTAINER_MODE |
| dnl AC_EXEEXT |
| |
| dnl When we start using automake: |
| dnl AM_PROG_INSTALL |
| AC_PROG_INSTALL |
| |
| # Don't build the shared library for build. |
| if [[ -n "${with_build_subdir}" ]]; then |
| enable_shared=no |
| fi |
| |
| frag= |
| case "${host}" in |
| rs6000-ibm-aix3.1 | rs6000-ibm-aix) |
| frag=mh-aix ;; |
| *-*-cxux7*) frag=mh-cxux7 ;; |
| *-*-freebsd2.1.*) frag=mh-fbsd21 ;; |
| *-*-freebsd2.2.[[012]]) frag=mh-fbsd21 ;; |
| i370-*-opened*) frag=mh-openedition ;; |
| i[[34567]]86-*-windows*) frag=mh-windows ;; |
| esac |
| |
| if [[ -n "${frag}" ]]; then |
| frag=${libiberty_topdir}/libiberty/config/$frag |
| fi |
| |
| GCC_PICFLAG |
| |
| # If they didn't specify --enable-shared, don't generate shared libs. |
| case "${enable_shared}" in |
| yes) shared=yes ;; |
| no) shared=no ;; |
| "") shared=no ;; |
| *) shared=yes ;; |
| esac |
| |
| # ...unless --enable-host-shared was passed from top-level config: |
| if [[ "${enable_host_shared}" = "yes" ]]; then |
| shared=yes |
| fi |
| |
| if [[ "${shared}" != "yes" ]]; then |
| PICFLAG= |
| fi |
| AC_SUBST(PICFLAG) |
| |
| NOASANFLAG= |
| case " ${CFLAGS} " in |
| *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;; |
| esac |
| AC_SUBST(NOASANFLAG) |
| |
| echo "# Warning: this fragment is automatically generated" > temp-frag |
| |
| if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then |
| echo "Appending ${frag} to xhost-mkfrag" |
| echo "# Following fragment copied from ${frag}" >> temp-frag |
| cat ${frag} >> temp-frag |
| fi |
| |
| # record if we want to build shared libs. |
| if [[ "${shared}" = "yes" ]]; then |
| echo enable_shared = yes >> temp-frag |
| else |
| echo enable_shared = no >> temp-frag |
| fi |
| |
| frag=xhost-mkfrag |
| ${CONFIG_SHELL-/bin/sh} ${libiberty_topdir}/move-if-change temp-frag xhost-mkfrag |
| |
| host_makefile_frag=${frag} |
| AC_SUBST_FILE(host_makefile_frag) |
| |
| # It's OK to check for header files. Although the compiler may not be |
| # able to link anything, it had better be able to at least compile |
| # something. |
| 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 stdio_ext.h process.h sys/prctl.h) |
| AC_HEADER_SYS_WAIT |
| AC_HEADER_TIME |
| |
| libiberty_AC_DECLARE_ERRNO |
| |
| # Determine sizes of some types. |
| AC_CHECK_SIZEOF([int]) |
| AC_CHECK_SIZEOF([long]) |
| AC_CHECK_SIZEOF([size_t]) |
| |
| # Check for presense of long long |
| AC_CHECK_TYPE([long long], |
| [AC_DEFINE(HAVE_LONG_LONG, 1, [Define if you have the `long long' type.]) AC_CHECK_SIZEOF([long long])], |
| []) |
| |
| # Look for a 64-bit type. |
| AC_MSG_CHECKING([for a 64-bit type]) |
| AC_CACHE_VAL(liberty_cv_uint64, |
| [AC_TRY_COMPILE( |
| [#ifdef HAVE_STDINT_H |
| #include <stdint.h> |
| #endif], |
| [extern uint64_t foo;], |
| liberty_cv_uint64=uint64_t, |
| [AC_TRY_COMPILE( |
| [#ifdef HAVE_LIMITS_H |
| #include <limits.h> |
| #endif |
| #ifndef CHAR_BIT |
| #define CHAR_BIT 8 |
| #endif], |
| [extern char foo[sizeof(long) * CHAR_BIT >= 64 ? 1 : -1];], |
| liberty_cv_uint64="unsigned long", |
| [AC_TRY_COMPILE( |
| [#ifdef HAVE_LIMITS_H |
| #include <limits.h> |
| #endif |
| #ifndef CHAR_BIT |
| #define CHAR_BIT 8 |
| #endif], |
| [extern char foo[sizeof(long long) * CHAR_BIT >= 64 ? 1 : -1];], |
| liberty_cv_uint64="unsigned long long", liberty_cv_uint64=none)])])]) |
| AC_MSG_RESULT($liberty_cv_uint64) |
| if test "$liberty_cv_uint64" != none; then |
| AC_DEFINE_UNQUOTED(UNSIGNED_64BIT_TYPE, $liberty_cv_uint64, |
| [Define to an unsigned 64-bit type available in the compiler.]) |
| fi |
| |
| AC_TYPE_INTPTR_T |
| AC_TYPE_UINTPTR_T |
| AC_TYPE_SSIZE_T |
| |
| # Given the above check, we always have uintptr_t or a fallback |
| # definition. So define HAVE_UINTPTR_T in case any imported code |
| # relies on it. |
| AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.]) |
| |
| AC_TYPE_PID_T |
| |
| # This is the list of functions which libiberty will provide if they |
| # are not available on the host. |
| |
| funcs="asprintf" |
| funcs="$funcs atexit" |
| funcs="$funcs basename" |
| funcs="$funcs bcmp" |
| funcs="$funcs bcopy" |
| funcs="$funcs bsearch" |
| funcs="$funcs bzero" |
| funcs="$funcs calloc" |
| funcs="$funcs clock" |
| funcs="$funcs ffs" |
| funcs="$funcs getcwd" |
| funcs="$funcs getpagesize" |
| funcs="$funcs gettimeofday" |
| funcs="$funcs index" |
| funcs="$funcs insque" |
| funcs="$funcs memchr" |
| funcs="$funcs memcmp" |
| funcs="$funcs memcpy" |
| funcs="$funcs memmem" |
| funcs="$funcs memmove" |
| funcs="$funcs mempcpy" |
| funcs="$funcs memset" |
| funcs="$funcs mkstemps" |
| funcs="$funcs putenv" |
| funcs="$funcs random" |
| funcs="$funcs rename" |
| funcs="$funcs rindex" |
| funcs="$funcs setenv" |
| funcs="$funcs snprintf" |
| funcs="$funcs sigsetmask" |
| funcs="$funcs stpcpy" |
| funcs="$funcs stpncpy" |
| funcs="$funcs strcasecmp" |
| funcs="$funcs strchr" |
| funcs="$funcs strdup" |
| funcs="$funcs strncasecmp" |
| funcs="$funcs strndup" |
| funcs="$funcs strnlen" |
| funcs="$funcs strrchr" |
| funcs="$funcs strstr" |
| funcs="$funcs strtod" |
| funcs="$funcs strtol" |
| funcs="$funcs strtoul" |
| funcs="$funcs strtoll" |
| funcs="$funcs strtoull" |
| funcs="$funcs strverscmp" |
| funcs="$funcs tmpnam" |
| funcs="$funcs vasprintf" |
| funcs="$funcs vfprintf" |
| funcs="$funcs vprintf" |
| funcs="$funcs vsnprintf" |
| funcs="$funcs vsprintf" |
| funcs="$funcs waitpid" |
| funcs="$funcs setproctitle" |
| |
| # Also in the old function.def file: alloca, vfork, getopt. |
| |
| vars="sys_errlist sys_nerr sys_siglist" |
| |
| checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \ |
| getsysinfo gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic \ |
| realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \ |
| sysmp table times wait3 wait4" |
| |
| # These are neither executed nor required, but they help keep |
| # autoheader happy without adding a bunch of text to acconfig.h. |
| if test "x" = "y"; then |
| AC_CHECK_FUNCS(asprintf atexit \ |
| basename bcmp bcopy bsearch bzero \ |
| calloc canonicalize_file_name clock \ |
| dup3 \ |
| ffs __fsetlocking \ |
| getcwd getpagesize getrlimit getrusage getsysinfo gettimeofday \ |
| index insque \ |
| memchr memcmp memcpy memmem memmove memset mkstemps \ |
| on_exit \ |
| psignal pstat_getdynamic pstat_getstatic putenv \ |
| random realpath rename rindex \ |
| sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \ |
| stpcpy stpncpy strcasecmp strchr strdup \ |
| strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \ |
| strtol strtoul strtoll strtoull strverscmp sysconf sysctl sysmp \ |
| table times tmpnam \ |
| vasprintf vfprintf vprintf vsprintf \ |
| wait3 wait4 waitpid) |
| AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull]) |
| AC_DEFINE(HAVE_SYS_ERRLIST, 1, [Define if you have the sys_errlist variable.]) |
| AC_DEFINE(HAVE_SYS_NERR, 1, [Define if you have the sys_nerr variable.]) |
| AC_DEFINE(HAVE_SYS_SIGLIST, 1, [Define if you have the sys_siglist variable.]) |
| fi |
| |
| # For each of these functions, if the host does not provide the |
| # function we want to put FN.o in LIBOBJS, and if the host does |
| # provide the function, we want to define HAVE_FN in config.h. |
| |
| setobjs= |
| CHECK= |
| if test -n "${with_target_subdir}"; then |
| |
| # We are being configured as a target library. AC_REPLACE_FUNCS |
| # may not work correctly, because the compiler may not be able to |
| # link executables. Note that we may still be being configured |
| # native. |
| |
| # If we are being configured for newlib, we know which functions |
| # newlib provide and which ones we will be expected to provide. |
| |
| if test "x${with_newlib}" = "xyes"; then |
| AC_LIBOBJ([asprintf]) |
| AC_LIBOBJ([basename]) |
| AC_LIBOBJ([insque]) |
| AC_LIBOBJ([random]) |
| AC_LIBOBJ([strdup]) |
| AC_LIBOBJ([vasprintf]) |
| |
| for f in $funcs; do |
| case "$f" in |
| asprintf | basename | insque | random | strdup | vasprintf) |
| ;; |
| *) |
| n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` |
| AC_DEFINE_UNQUOTED($n) |
| ;; |
| esac |
| done |
| |
| # newlib doesnt provide any of the variables in $vars, so we |
| # dont have to check them here. |
| |
| # Of the functions in $checkfuncs, newlib only has strerror. |
| AC_DEFINE(HAVE_STRERROR) |
| |
| setobjs=yes |
| |
| fi |
| |
| # If we are being configured for Mingw, we know which functions |
| # Mingw provides and which ones we will be expected to provide. |
| |
| case "${host}" in |
| *-*-mingw*) |
| AC_LIBOBJ([asprintf]) |
| AC_LIBOBJ([basename]) |
| AC_LIBOBJ([bcmp]) |
| AC_LIBOBJ([bcopy]) |
| AC_LIBOBJ([bzero]) |
| AC_LIBOBJ([clock]) |
| AC_LIBOBJ([ffs]) |
| AC_LIBOBJ([getpagesize]) |
| AC_LIBOBJ([index]) |
| AC_LIBOBJ([insque]) |
| AC_LIBOBJ([mempcpy]) |
| AC_LIBOBJ([mkstemps]) |
| AC_LIBOBJ([random]) |
| AC_LIBOBJ([rindex]) |
| AC_LIBOBJ([sigsetmask]) |
| AC_LIBOBJ([stpcpy]) |
| AC_LIBOBJ([stpncpy]) |
| AC_LIBOBJ([strndup]) |
| AC_LIBOBJ([strnlen]) |
| AC_LIBOBJ([strverscmp]) |
| AC_LIBOBJ([vasprintf]) |
| AC_LIBOBJ([waitpid]) |
| |
| for f in $funcs; do |
| case "$f" in |
| asprintf | basename | bcmp | bcopy | bzero | clock | ffs | getpagesize | index | insque | mempcpy | mkstemps | random | rindex | sigsetmask | stpcpy | stpncpy | strdup | strndup | strnlen | strverscmp | vasprintf | waitpid) |
| ;; |
| *) |
| n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` |
| AC_DEFINE_UNQUOTED($n) |
| ;; |
| esac |
| done |
| |
| # Mingw doesnt provide any of the variables in $vars, so we |
| # dont have to check them here. |
| |
| # Of the functions in $checkfuncs, Mingw only has strerror. |
| AC_DEFINE(HAVE_STRERROR) |
| |
| setobjs=yes |
| ;; |
| |
| *-*-msdosdjgpp) |
| AC_LIBOBJ([vasprintf]) |
| AC_LIBOBJ([vsnprintf]) |
| AC_LIBOBJ([snprintf]) |
| AC_LIBOBJ([asprintf]) |
| |
| for f in atexit basename bcmp bcopy bsearch bzero calloc clock ffs \ |
| getcwd getpagesize getrusage gettimeofday \ |
| index insque memchr memcmp memcpy memmove memset psignal \ |
| putenv random rename rindex sbrk setenv stpcpy strcasecmp \ |
| strchr strdup strerror strncasecmp strrchr strstr strtod \ |
| strtol strtoul sysconf times tmpnam vfprintf vprintf \ |
| vsprintf waitpid |
| do |
| n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` |
| AC_DEFINE_UNQUOTED($n) |
| done |
| |
| |
| setobjs=yes |
| ;; |
| |
| esac |
| |
| else |
| |
| # Not a target library, so we set things up to run the test suite. |
| CHECK=really-check |
| |
| fi |
| |
| AC_SUBST(CHECK) |
| AC_SUBST(target_header_dir) |
| |
| case "${host}" in |
| *-*-cygwin* | *-*-mingw*) |
| AC_DEFINE(HAVE_SYS_ERRLIST) |
| AC_DEFINE(HAVE_SYS_NERR) |
| ;; |
| esac |
| |
| if test -z "${setobjs}"; then |
| case "${host}" in |
| |
| *-*-vxworks*) |
| # Handle VxWorks configuration specially, since on VxWorks the |
| # libraries are actually on the target board, not in the file |
| # system. |
| AC_LIBOBJ([basename]) |
| AC_LIBOBJ([getpagesize]) |
| AC_LIBOBJ([insque]) |
| AC_LIBOBJ([random]) |
| AC_LIBOBJ([strcasecmp]) |
| AC_LIBOBJ([strncasecmp]) |
| AC_LIBOBJ([strdup]) |
| AC_LIBOBJ([vfork]) |
| AC_LIBOBJ([waitpid]) |
| AC_LIBOBJ([vasprintf]) |
| for f in $funcs; do |
| case "$f" in |
| basename | getpagesize | insque | random | strcasecmp) |
| ;; |
| strncasecmp | strdup | vfork | waitpid | vasprintf) |
| ;; |
| *) |
| n=HAVE_`echo $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'` |
| AC_DEFINE_UNQUOTED($n) |
| ;; |
| esac |
| done |
| |
| # VxWorks doesn't provide any of the variables in $vars, so we |
| # don't have to check them here. |
| |
| # Of the functions in $checkfuncs, VxWorks only has strerror. |
| AC_DEFINE(HAVE_STRERROR) |
| |
| setobjs=yes |
| ;; |
| |
| esac |
| fi |
| |
| if test -z "${setobjs}"; then |
| |
| case "${host}" in |
| |
| *-*-android*) |
| # On android, getpagesize is defined in unistd.h as a static inline |
| # function, which AC_CHECK_FUNCS does not handle properly. |
| ac_cv_func_getpagesize=yes |
| ;; |
| |
| *-*-mingw32*) |
| # Under mingw32, sys_nerr and sys_errlist exist, but they are |
| # macros, so the test below won't find them. |
| libiberty_cv_var_sys_nerr=yes |
| libiberty_cv_var_sys_errlist=yes |
| ;; |
| |
| *-*-msdosdjgpp*) |
| # vfork and fork are stubs. |
| ac_cv_func_vfork_works=no |
| ;; |
| |
| *-*-uwin*) |
| # Under some versions of uwin, vfork is notoriously buggy and the test |
| # can hang configure; on other versions, vfork exists just as a stub. |
| # FIXME: This should be removed once vfork in uwin's runtime is fixed. |
| ac_cv_func_vfork_works=no |
| # Under uwin 2.0+, sys_nerr and sys_errlist exist, but they are |
| # macros (actually, these are imported from a DLL, but the end effect |
| # is the same), so the test below won't find them. |
| libiberty_cv_var_sys_nerr=yes |
| libiberty_cv_var_sys_errlist=yes |
| ;; |
| |
| *-*-*vms*) |
| # Under VMS, vfork works very different than on Unix. The standard test |
| # won't work, and it isn't easily adaptable. It makes more sense to |
| # just force it. |
| ac_cv_func_vfork_works=yes |
| ;; |
| |
| esac |
| |
| # We haven't set the list of objects yet. Use the standard autoconf |
| # tests. This will only work if the compiler works. |
| AC_ISC_POSIX |
| AC_REPLACE_FUNCS($funcs) |
| libiberty_AC_FUNC_C_ALLOCA |
| AC_FUNC_FORK |
| if test $ac_cv_func_vfork_works = no; then |
| AC_LIBOBJ([vfork]) |
| fi |
| # We only need _doprnt if we might use it to implement v*printf. |
| if test $ac_cv_func_vprintf != yes \ |
| || test $ac_cv_func_vfprintf != yes \ |
| || test $ac_cv_func_vsprintf != yes; then |
| AC_REPLACE_FUNCS(_doprnt) |
| else |
| AC_CHECK_FUNCS(_doprnt) |
| fi |
| |
| for v in $vars; do |
| AC_MSG_CHECKING([for $v]) |
| AC_CACHE_VAL(libiberty_cv_var_$v, |
| [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($checkfuncs) |
| AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf]) |
| AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk]) |
| AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull]) |
| AC_CHECK_DECLS([strverscmp]) |
| libiberty_NEED_DECLARATION(canonicalize_file_name) |
| fi |
| |
| # Figure out which version of pexecute to use. |
| case "${host}" in |
| *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;; |
| *-*-msdosdjgpp*) pexecute=pex-djgpp ;; |
| *-*-msdos*) pexecute=pex-msdos ;; |
| *) pexecute=pex-unix ;; |
| 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" |
| |
| dnl Required by html and install-html |
| AC_SUBST(datarootdir) |
| AC_SUBST(docdir) |
| AC_SUBST(htmldir) |
| |
| # 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 "${with_target_subdir}"; then |
| # FIXME: We shouldn't need to set ac_file |
| ac_file=Makefile |
| LD="${ORIGINAL_LD_FOR_MULTILIBS}" |
| . ${libiberty_topdir}/config-ml.in |
| fi |
| fi]], |
| [[srcdir=${srcdir} |
| host=${host} |
| target=${target} |
| with_target_subdir=${with_target_subdir} |
| with_multisubdir=${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 |