diff options
Diffstat (limited to 'libiberty/configure.in')
| -rw-r--r-- | libiberty/configure.in | 56 |
1 files changed, 48 insertions, 8 deletions
diff --git a/libiberty/configure.in b/libiberty/configure.in index a1032a4a80..cc1b2c2082 100644 --- a/libiberty/configure.in +++ b/libiberty/configure.in @@ -1,6 +1,6 @@ dnl Process this file with autoconf to produce a configure script -AC_PREREQ(2.12.1) +AC_PREREQ(2.13) AC_INIT(pexecute.c) dnl We use these options to decide which functions to include. @@ -55,6 +55,7 @@ AC_PROG_CC_GNU if test $ac_cv_prog_gcc = yes; then GCC=yes + ac_libiberty_warn_cflags='-W -Wall -Wtraditional' dnl Check whether -g works, even if CFLAGS is set, in case the package dnl plays around with CFLAGS (such as to build both debugging and dnl normal versions of a library), tasteless as that idea is. @@ -71,9 +72,11 @@ dnl normal versions of a library), tasteless as that idea is. fi else GCC= + ac_libiberty_warn_cflags= test "${CFLAGS+set}" = set || CFLAGS="-g" fi ]) +AC_SUBST(ac_libiberty_warn_cflags) LIB_AC_PROG_CC @@ -106,7 +109,7 @@ 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 stdlib.h string.h unistd.h strings.h sys/time.h sys/resource.h) +AC_CHECK_HEADERS(sys/file.h sys/param.h stdlib.h string.h unistd.h strings.h sys/time.h sys/resource.h sys/stat.h) AC_HEADER_SYS_WAIT # This is the list of functions which libiberty will provide if they @@ -130,9 +133,11 @@ funcs="$funcs memcpy" funcs="$funcs memmove" funcs="$funcs memset" funcs="$funcs mkstemps" +funcs="$funcs putenv" funcs="$funcs random" funcs="$funcs rename" funcs="$funcs rindex" +funcs="$funcs setenv" funcs="$funcs sigsetmask" funcs="$funcs strcasecmp" funcs="$funcs strchr" @@ -154,21 +159,21 @@ funcs="$funcs waitpid" vars="sys_errlist sys_nerr sys_siglist" -checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk" +checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday" # These are neither executed nor required, but they help keep # autoheader happy without adding a bunch of text to acconfig.h. if test "x" = "y"; then AC_CHECK_FUNCS(asprintf atexit basename bcmp bcopy bzero calloc clock getcwd) AC_CHECK_FUNCS(getpagesize index insque mkstemps memchr memcmp memcpy memmove) - AC_CHECK_FUNCS(memset random rename rindex sigsetmask strcasecmp) - AC_CHECK_FUNCS(strchr strdup strncasecmp strrchr strstr strtod strtol) + AC_CHECK_FUNCS(memset putenv random rename rindex sigsetmask strcasecmp) + AC_CHECK_FUNCS(setenv strchr strdup strncasecmp strrchr strstr strtod strtol) AC_CHECK_FUNCS(strtoul tmpnam vasprintf vfprintf vprintf vsprintf waitpid) AC_DEFINE(HAVE_SYS_ERRLIST) AC_DEFINE(HAVE_SYS_NERR) AC_DEFINE(HAVE_SYS_SIGLIST) AC_CHECK_FUNCS(getrusage on_exit psignal strerror strsignal sysconf times) - AC_CHECK_FUNCS(sbrk) + AC_CHECK_FUNCS(sbrk gettimeofday) fi # For each of these functions, if the host does not provide the @@ -177,6 +182,7 @@ fi # if the host does not provide alloca, we set ALLOCA to alloca.o setobjs= +CHECK= if test -n "${with_target_subdir}"; then # We are being configured as a target library. AC_REPLACE_FUNCS @@ -211,8 +217,16 @@ if test -n "${with_target_subdir}"; then setobjs=yes fi + +else + + # Not a target library, so we set things up to run the test suite. + CHECK=check-cplus-dem + fi +AC_SUBST(CHECK) + if test -z "${setobjs}"; then case "${host}" in @@ -282,6 +296,11 @@ if test -z "${setobjs}"; then # 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. + AC_DEFINE(HAVE_SYS_NERR) + AC_DEFINE(HAVE_SYS_ERRLIST) ;; esac @@ -290,7 +309,28 @@ if test -z "${setobjs}"; then # tests. This will only work if the compiler works. AC_PROG_CC_WORKS AC_REPLACE_FUNCS($funcs) - AC_FUNC_ALLOCA + + case "${host}" in + *-*-interix) + # On Interix, it wrongly concludes that the MSVC compiler supports alloca. + # (MSVC does on Win32, not on Interix.) + # This should be temporary. + + ac_cv_header_alloca_h=no + ac_cv_func_alloca_works=no + ALLOCA=alloca.o + cat >> confdefs.h <<\EOF +#define C_ALLOCA 1 +EOF + cat >> confdefs.h <<EOF +#define STACK_DIRECTION -1 +EOF + ;; + *) + AC_FUNC_ALLOCA + ;; + esac + AC_FUNC_VFORK if test $ac_cv_func_vfork_works = no; then LIBOBJS="$LIBOBJS vfork.o" @@ -322,7 +362,7 @@ fi AC_SUBST(INSTALL_DEST) # We need multilib support, but only if configuring for the target. -AC_OUTPUT(Makefile, +AC_OUTPUT(Makefile testsuite/Makefile, [test -z "$CONFIG_HEADERS" || echo timestamp > stamp-h if test -n "$CONFIG_FILES"; then if test -n "${with_target_subdir}"; then |
