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[binutils-gdb.git] / libiberty / configure.in

diff --git a/libiberty/configure.in b/libiberty/configure.in
index f6d92bcb03e1ba9b5e9287d1cb791d52eaa7f651..e142cf501c8a68f72a945a41718a5357b93f9f58 100644 (file)
--- a/libiberty/configure.in
+++ b/libiberty/configure.in
@@ -1,7 +1,7 @@
 dnl Process this file with autoconf to produce a configure script
 
 AC_PREREQ(2.13)
-AC_INIT(pexecute.c)
+AC_INIT(xmalloc.c)
 
 # This works around the fact that libtool configuration may change LD
 # for this particular configuration, but some shells, instead of
@@ -35,6 +35,7 @@ if test "${srcdir}" = "."; then
 else
   libiberty_topdir="${srcdir}/.."
 fi
+AC_SUBST(libiberty_topdir)
 AC_CONFIG_AUX_DIR($libiberty_topdir)
 
 dnl Very limited version of automake's enable-maintainer-mode
@@ -100,6 +101,16 @@ AC_CHECK_TOOL(RANLIB, ranlib, :)
 
 LIB_AC_PROG_CC
 
+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_ISC_POSIX
 AC_C_CONST
 AC_C_INLINE
@@ -131,18 +142,17 @@ 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 string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h)
+AC_CHECK_HEADERS(sys/file.h sys/param.h limits.h stdlib.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)
 AC_HEADER_SYS_WAIT
 AC_HEADER_TIME
 
 libiberty_AC_DECLARE_ERRNO
 
 AC_CHECK_TYPE(uintptr_t, unsigned long)
-
-if test $ac_cv_type_uintptr_t = yes
-then
-  AC_DEFINE(HAVE_UINTPTR_T, 1, [Define if you have the \`uintptr_t' type.])
-fi
+# 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
 
@@ -167,6 +177,7 @@ funcs="$funcs memchr"
 funcs="$funcs memcmp"
 funcs="$funcs memcpy"
 funcs="$funcs memmove"
+funcs="$funcs mempcpy"
 funcs="$funcs memset"
 funcs="$funcs mkstemps"
 funcs="$funcs putenv"
@@ -174,7 +185,10 @@ 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="$funcs strdup"
@@ -188,28 +202,34 @@ funcs="$funcs tmpnam"
 funcs="$funcs vasprintf"
 funcs="$funcs vfprintf"
 funcs="$funcs vprintf"
+funcs="$funcs vsnprintf"
 funcs="$funcs vsprintf"
 funcs="$funcs waitpid"
 
 # Also in the old function.def file: alloca, vfork, getopt.
 
-vars="sys_errlist sys_nerr sys_siglist"
+vars="sys_errlist sys_nerr sys_siglist _system_configuration"
 
 checkfuncs="getrusage on_exit psignal strerror strsignal sysconf times sbrk gettimeofday"
+checkfuncs="$checkfuncs realpath canonicalize_file_name pstat_getstatic pstat_getdynamic sysmp"
+checkfuncs="$checkfuncs getsysinfo table sysctl"
 
 # 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 clock)
   AC_CHECK_FUNCS(getcwd getpagesize index insque mkstemps memchr memcmp memcpy)
-  AC_CHECK_FUNCS(memmove memset putenv random rename rindex sigsetmask)
-  AC_CHECK_FUNCS(strcasecmp setenv strchr strdup strncasecmp strrchr strstr)
+  AC_CHECK_FUNCS(memmove mempcpy memset putenv random rename rindex sigsetmask)
+  AC_CHECK_FUNCS(strcasecmp setenv stpcpy stpncpy strchr strdup strncasecmp strrchr strstr)
   AC_CHECK_FUNCS(strtod strtol strtoul tmpnam vasprintf vfprintf vprintf)
   AC_CHECK_FUNCS(vsprintf waitpid getrusage on_exit psignal strerror strsignal)
-  AC_CHECK_FUNCS(sysconf times sbrk gettimeofday ffs)
+  AC_CHECK_FUNCS(sysconf times sbrk gettimeofday ffs snprintf vsnprintf)
+  AC_CHECK_FUNCS(pstat_getstatic pstat_getdynamic sysmp getsysinfo table sysctl)
+  AC_CHECK_FUNCS(realpath canonicalize_file_name)
   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.])
+  AC_DEFINE(HAVE__SYSTEM_CONFIGURATION, 1, [Define if you have the _system_configuration variable.])
 fi
 
 # For each of these functions, if the host does not provide the
@@ -401,7 +421,7 @@ if test -z "${setobjs}"; then
   for v in $vars; do
     AC_MSG_CHECKING([for $v])
     AC_CACHE_VAL(libiberty_cv_var_$v,
-      [AC_TRY_LINK([int *p;], [extern int $v []; p = &$v;],
+      [AC_TRY_LINK([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_'$v`\" = yes"; then
@@ -413,8 +433,19 @@ if test -z "${setobjs}"; then
     fi
   done
   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 $(tooldir) rather
@@ -445,5 +476,6 @@ with_build_subdir=${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}
 )