target_header_dir
CHECK
LIBOBJS
+NOASANFLAG
PICFLAG
INSTALL_DATA
INSTALL_SCRIPT
with_newlib
enable_maintainer_mode
enable_multilib
-enable_largefile
enable_install_libiberty
+enable_largefile
'
ac_precious_vars='build_alias
host_alias
enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer
--enable-multilib build many library versions (default)
+ --enable-install-libiberty Install headers and library for end users
--disable-largefile omit support for large files
- --enable-install-libiberty Install headers for end users
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
fi
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
+/* Define $2 to an innocuous variant, in case <limits.h> declares $2.
+ For example, HP-UX 11i <limits.h> declares gettimeofday. */
+#define $2 innocuous_$2
+
/* System header to define __stub macros and hopefully few prototypes,
which can conflict with char $2 (); below.
Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
- <limits.h> exists even on freestanding compilers. Under hpux,
- including <limits.h> includes <sys/time.h> and causes problems
- checking for functions defined therein. */
-#if defined (__STDC__) && !defined (_HPUX_SOURCE)
+ <limits.h> exists even on freestanding compilers. */
+
+#ifdef __STDC__
# include <limits.h>
#else
# include <assert.h>
#endif
-/* Override any gcc2 internal prototype to avoid an error. */
+
+#undef $2
+
+/* Override any GCC internal prototype to avoid an error.
+ Use char because int might match the return type of a GCC
+ builtin and then its argument prototype would still apply. */
#ifdef __cplusplus
extern "C"
-{
#endif
-/* We use char because int might match the return type of a gcc2
- builtin and then its argument prototype would still apply. */
char $2 ();
/* The GNU C library defines this for functions which it implements
to always fail with ENOSYS. Some functions are actually named
something starting with __ and the normal name is an alias. */
-#if defined (__stub_$2) || defined (__stub___$2)
+#if defined __stub_$2 || defined __stub___$2
choke me
-#else
-char (*f) () = $2;
-#endif
-#ifdef __cplusplus
-}
#endif
int
main ()
{
-return f != $2;
+return $2 ();
;
return 0;
}
ac_fn_c_check_decl ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $2 is declared" >&5
-$as_echo_n "checking whether $2 is declared... " >&6; }
+ as_decl_name=`echo $2|sed 's/ *(.*//'`
+ as_decl_use=`echo $2|sed -e 's/(/((/' -e 's/)/) 0&/' -e 's/,/) 0& (/g'`
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $as_decl_name is declared" >&5
+$as_echo_n "checking whether $as_decl_name is declared... " >&6; }
if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
$as_echo_n "(cached) " >&6
else
int
main ()
{
-#ifndef $2
- (void) $2;
+#ifndef $as_decl_name
+#ifdef __cplusplus
+ (void) $as_decl_use;
+#else
+ (void) $as_decl_name;
+#endif
#endif
;
cross_compiling=maybe
fi
+# We may wish to install the target headers somewhere.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to install libiberty headers and static library" >&5
+$as_echo_n "checking whether to install libiberty headers and static library... " >&6; }
+
+# Check whether --enable-install-libiberty was given.
+if test "${enable_install_libiberty+set}" = set; then :
+ enableval=$enable_install_libiberty; enable_install_libiberty=$enableval
+else
+ enable_install_libiberty=no
+fi
+
+# 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
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_install_libiberty" >&5
+$as_echo "$enable_install_libiberty" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: target_header_dir = $target_header_dir" >&5
+$as_echo "$as_me: target_header_dir = $target_header_dir" >&6;}
+
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_libiberty_warn_cflags=
save_CFLAGS="$CFLAGS"
-for option in -W -Wall -Wwrite-strings -Wc++-compat \
+for real_option in -W -Wall -Wwrite-strings -Wc++-compat \
-Wstrict-prototypes; do
+ # Do the check with the no- prefix removed since gcc silently
+ # accepts any -Wno-* option on purpose
+ case $real_option in
+ -Wno-*) option=-W`expr x$real_option : 'x-Wno-\(.*\)'` ;;
+ *) option=$real_option ;;
+ esac
as_acx_Woption=`$as_echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports $option" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
if test `eval 'as_val=${'$as_acx_Woption'};$as_echo "$as_val"'` = yes; then :
- ac_libiberty_warn_cflags="$ac_libiberty_warn_cflags${ac_libiberty_warn_cflags:+ }$option"
+ ac_libiberty_warn_cflags="$ac_libiberty_warn_cflags${ac_libiberty_warn_cflags:+ }$real_option"
fi
done
CFLAGS="$save_CFLAGS"
+# Do the check with the no- prefix removed from the warning options
+# since gcc silently accepts any -Wno-* option on purpose
if test "$GCC" = yes; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports -pedantic " >&5
$as_echo_n "checking whether $CC supports -pedantic ... " >&6; }
frag=${libiberty_topdir}/libiberty/config/$frag
fi
+
+
+
+
+case "${host}" in
+ # PIC is the default on some targets or must not be used.
+ *-*-darwin*)
+ # PIC is the default on this platform
+ # Common symbols not allowed in MH_DYLIB files
+ PICFLAG=-fno-common
+ ;;
+ alpha*-dec-osf5*)
+ # PIC is the default.
+ ;;
+ hppa*64*-*-hpux*)
+ # PIC is the default for 64-bit PA HP-UX.
+ ;;
+ i[34567]86-*-cygwin* | x86_64-*-cygwin*)
+ ;;
+ i[34567]86-*-mingw* | x86_64-*-mingw*)
+ ;;
+ i[34567]86-*-interix[3-9]*)
+ # Interix 3.x gcc -fpic/-fPIC options generate broken code.
+ # Instead, we relocate shared libraries at runtime.
+ ;;
+ i[34567]86-*-nto-qnx*)
+ # QNX uses GNU C++, but need to define -shared option too, otherwise
+ # it will coredump.
+ PICFLAG='-fPIC -shared'
+ ;;
+ i[34567]86-pc-msdosdjgpp*)
+ # DJGPP does not support shared libraries at all.
+ ;;
+ ia64*-*-hpux*)
+ # On IA64 HP-UX, PIC is the default but the pic flag
+ # sets the default TLS model and affects inlining.
+ PICFLAG=-fPIC
+ ;;
+ mips-sgi-irix6*)
+ # PIC is the default.
+ ;;
+ rs6000-ibm-aix* | powerpc-ibm-aix*)
+ # All AIX code is PIC.
+ ;;
+
+ # Some targets support both -fPIC and -fpic, but prefer the latter.
+ # FIXME: Why?
+ i[34567]86-*-* | x86_64-*-*)
+ PICFLAG=-fpic
+ ;;
+ # FIXME: Override -fPIC default in libgcc only?
+ sh-*-linux* | sh[2346lbe]*-*-linux*)
+ PICFLAG=-fpic
+ ;;
+ # FIXME: Simplify to sh*-*-netbsd*?
+ sh-*-netbsdelf* | shl*-*-netbsdelf* | sh5-*-netbsd* | sh5l*-*-netbsd* | \
+ sh64-*-netbsd* | sh64l*-*-netbsd*)
+ PICFLAG=-fpic
+ ;;
+ # Default to -fPIC unless specified otherwise.
+ *)
+ PICFLAG=-fPIC
+ ;;
+esac
+
+# If the user explicitly uses -fpic/-fPIC, keep that.
+case "${CFLAGS}" in
+ *-fpic*)
+ PICFLAG=-fpic
+ ;;
+ *-fPIC*)
+ PICFLAG=-fPIC
+ ;;
+esac
+
+
# If they didn't specify --enable-shared, don't generate shared libs.
case "${enable_shared}" in
yes) shared=yes ;;
"") shared=no ;;
*) shared=yes ;;
esac
-if [ "${shared}" = "yes" ]; then
- case "${host}" in
- *-*-cygwin*) ;;
- alpha*-*-linux*) PICFLAG=-fPIC ;;
- arm*-*-*) PICFLAG=-fPIC ;;
- hppa*-*-*) PICFLAG=-fPIC ;;
- i370-*-*) PICFLAG=-fPIC ;;
- ia64-*-*) PICFLAG=-fpic ;;
- i[34567]86-*-* | x86_64-*-*)
- PICFLAG=-fpic ;;
- m68k-*-*) PICFLAG=-fpic ;;
- mips*-*-linux*) PICFLAG=-fPIC ;;
- powerpc*-*-aix*) ;;
- powerpc*-*-*) PICFLAG=-fPIC ;;
- sparc*-*-*) case "${CFLAGS}" in
- *-fpic* ) PICFLAG=-fpic ;;
- * ) PICFLAG=-fPIC ;;
- esac ;;
- s390*-*-*) PICFLAG=-fpic ;;
- esac
+
+# ...unless --enable-host-shared was passed from top-level config:
+if [ "${enable_host_shared}" = "yes" ]; then
+ shared=yes
+fi
+
+if [ "${shared}" != "yes" ]; then
+ PICFLAG=
fi
+NOASANFLAG=
+case " ${CFLAGS} " in
+ *\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;;
+esac
+
+
echo "# Warning: this fragment is automatically generated" > temp-frag
if [ -n "${frag}" ] && [ -f "${frag}" ]; then
# It's OK to check for header files. Although the compiler may not be
# able to link anything, it had better be able to at least compile
# something.
-for ac_header in sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h
+for ac_header in sys/file.h sys/param.h limits.h stdlib.h malloc.h string.h unistd.h strings.h sys/time.h time.h sys/resource.h sys/stat.h sys/mman.h fcntl.h alloca.h sys/pstat.h sys/sysmp.h sys/sysinfo.h machine/hal_sysinfo.h sys/table.h sys/sysctl.h sys/systemcfg.h stdint.h stdio_ext.h process.h sys/prctl.h
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
ac_fn_c_check_header_preproc "$LINENO" "$ac_header" "$as_ac_Header"
fi
+ac_fn_c_check_type "$LINENO" "ssize_t" "ac_cv_type_ssize_t" "$ac_includes_default"
+if test "x$ac_cv_type_ssize_t" = x""yes; then :
+
+else
+
+cat >>confdefs.h <<_ACEOF
+#define ssize_t int
+_ACEOF
+
+fi
+
# Given the above check, we always have uintptr_t or a fallback
# definition. So define HAVE_UINTPTR_T in case any imported code
funcs="$funcs strdup"
funcs="$funcs strncasecmp"
funcs="$funcs strndup"
+funcs="$funcs strnlen"
funcs="$funcs strrchr"
funcs="$funcs strstr"
funcs="$funcs strtod"
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="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 wait3 wait4 __fsetlocking"
+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.
for ac_func in asprintf atexit \
basename bcmp bcopy bsearch bzero \
calloc canonicalize_file_name clock \
+ dup3 \
ffs __fsetlocking \
- getcwd getpagesize getrusage getsysinfo gettimeofday \
+ 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 sigsetmask snprintf stpcpy stpncpy strcasecmp strchr strdup \
- strerror strncasecmp strndup strrchr strsignal strstr strtod strtol \
- strtoul strverscmp sysconf sysctl sysmp \
+ sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
+ stpcpy stpncpy strcasecmp strchr strdup \
+ strerror strncasecmp strndup strnlen strrchr strsignal strstr strtod \
+ strtol strtoul strverscmp sysconf sysctl sysmp \
table times tmpnam \
vasprintf vfprintf vprintf vsprintf \
wait3 wait4 waitpid
fi
done
- ac_fn_c_check_decl "$LINENO" "basename" "ac_cv_have_decl_basename" "$ac_includes_default"
-if test "x$ac_cv_have_decl_basename" = x""yes; then :
+ ac_fn_c_check_decl "$LINENO" "basename(char *)" "ac_cv_have_decl_basename_char_p_" "$ac_includes_default"
+if test "x$ac_cv_have_decl_basename_char_p_" = x""yes; then :
ac_have_decl=1
else
ac_have_decl=0
setobjs=
CHECK=
-target_header_dir=
if test -n "${with_target_subdir}"; then
# We are being configured as a target library. AC_REPLACE_FUNCS
esac
case " $LIBOBJS " in
+ *" strnlen.$ac_objext "* ) ;;
+ *) LIBOBJS="$LIBOBJS strnlen.$ac_objext"
+ ;;
+esac
+
+ case " $LIBOBJS " in
*" strverscmp.$ac_objext "* ) ;;
*) LIBOBJS="$LIBOBJS strverscmp.$ac_objext"
;;
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 | strverscmp | vasprintf | waitpid)
+ 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 $f | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
esac
- # We may wish to install the target headers somewhere.
- # Check whether --enable-install-libiberty was given.
-if test "${enable_install_libiberty+set}" = set; then :
- enableval=$enable_install_libiberty; enable_install_libiberty=$enableval
-else
- enable_install_libiberty=no
-fi
-
- # 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
-
-
else
# Not a target library, so we set things up to run the test suite.
fi
done
- ac_fn_c_check_decl "$LINENO" "basename" "ac_cv_have_decl_basename" "$ac_includes_default"
-if test "x$ac_cv_have_decl_basename" = x""yes; then :
+ ac_fn_c_check_decl "$LINENO" "basename(char *)" "ac_cv_have_decl_basename_char_p_" "$ac_includes_default"
+if test "x$ac_cv_have_decl_basename_char_p_" = x""yes; then :
ac_have_decl=1
else
ac_have_decl=0
# 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 ;;
- *) pexecute=./pex-unix.o ;;
+ *-*-mingw* | *-*-winnt*) pexecute=pex-win32 ;;
+ *-*-msdosdjgpp*) pexecute=pex-djgpp ;;
+ *-*-msdos*) pexecute=pex-msdos ;;
+ *) pexecute=pex-unix ;;
esac
$as_echo_n "(cached) " >&6
else
if test "$cross_compiling" = yes; then :
- ac_cv_func_strncmp_works=no
+ ac_cv_func_strncmp_works=yes
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */