dnl Process this file with autoconf to produce a configure script
-AC_PREREQ(2.64)
AC_INIT
AC_CONFIG_SRCDIR([xmalloc.c])
+AC_CONFIG_MACRO_DIRS([../config])
# This works around the fact that libtool configuration may change LD
# for this particular configuration, but some shells, instead of
AC_SUBST(MAINT)dnl
AC_SUBST(NOTMAINT)dnl
+if test -z "$ETAGS"; then
+ ETAGS=etags
+fi
+AC_SUBST([ETAGS])
+
# Do we have a single-tree copy of texinfo? Even if we do, we can't
# rely on it - libiberty is built before texinfo.
AC_CHECK_PROG(MAKEINFO, makeinfo, makeinfo, )
AC_PROG_CPP_WERROR
ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wc++-compat \
- -Wstrict-prototypes], [ac_libiberty_warn_cflags])
+ -Wstrict-prototypes \
+ -Wshadow=local], [ac_libiberty_warn_cflags])
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([], [ac_libiberty_warn_cflags])
AC_PROG_CC_C_O
*) shared=yes ;;
esac
-# ...unless --enable-host-shared was passed from top-level config:
-if [[ "${enable_host_shared}" = "yes" ]]; then
+# ...unless --enable-host-{shared,pie} was passed from top-level config:
+if [[ "${enable_host_shared}" = "yes" ]] || [[ "${enable_host_pie}" = "yes" ]]; then
shared=yes
fi
NOASANFLAG=
case " ${CFLAGS} " in
*\ -fsanitize=address\ *) NOASANFLAG=-fno-sanitize=address ;;
+ *\ -fsanitize=hwaddress\ *) NOASANFLAG=-fno-sanitize=hwaddress ;;
esac
AC_SUBST(NOASANFLAG)
+GCC_CET_HOST_FLAGS(CET_HOST_FLAGS)
+AC_SUBST(CET_HOST_FLAGS)
+
echo "# Warning: this fragment is automatically generated" > temp-frag
if [[ -n "${frag}" ]] && [[ -f "${frag}" ]]; then
# Determine sizes of some types.
AC_CHECK_SIZEOF([int])
AC_CHECK_SIZEOF([long])
+AC_CHECK_SIZEOF([size_t])
# Check for presense of long long
AC_CHECK_TYPE([long long],
vars="sys_errlist sys_nerr sys_siglist"
checkfuncs="__fsetlocking canonicalize_file_name dup3 getrlimit getrusage \
- getsysinfo gettimeofday on_exit psignal pstat_getdynamic pstat_getstatic \
- realpath setrlimit sbrk spawnve spawnvpe strerror strsignal sysconf sysctl \
+ getsysinfo gettimeofday on_exit pipe2 psignal pstat_getdynamic pstat_getstatic \
+ realpath setrlimit spawnve spawnvpe strerror strsignal sysconf sysctl \
sysmp table times wait3 wait4"
+# Darwin has sbrk, but it is deprecated and that produces build-time warnings
+# so do not check for it.
+case "${host}" in
+ *-*-darwin*) ;;
+ *) checkfuncs="$checkfuncs sbrk"
+esac
+
# 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
index insque \
memchr memcmp memcpy memmem memmove memset mkstemps \
on_exit \
- psignal pstat_getdynamic pstat_getstatic putenv \
+ pipe2 psignal pstat_getdynamic pstat_getstatic putenv \
random realpath rename rindex \
sbrk setenv setproctitle setrlimit sigsetmask snprintf spawnve spawnvpe \
stpcpy stpncpy strcasecmp strchr strdup \
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_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf, strtol, strtoul, strtoll, strtoull, strnlen])
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_cv_func_getpagesize=yes
;;
+ hppa*-*-hpux*)
+ # Replace system snprintf and vsnprintf with libiberty implementations.
+ AC_LIBOBJ([snprintf])
+ AC_LIBOBJ([vsnprintf])
+ ;;
+
*-*-mingw32*)
# Under mingw32, sys_nerr and sys_errlist exist, but they are
# macros, so the test below won't find them.
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;]])],
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[extern int $v [];]],[[if ($v [0]) return 1;]])],
[eval "libiberty_cv_var_$v=yes"],
[eval "libiberty_cv_var_$v=no"])])
if eval "test \"`echo '$libiberty_cv_var_'$v`\" = yes"; then
AC_CHECK_FUNCS($checkfuncs)
AC_CHECK_DECLS([basename(char *), ffs, asprintf, vasprintf, snprintf, vsnprintf])
- AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc, sbrk])
+ AC_CHECK_DECLS([calloc, getenv, getopt, malloc, realloc])
+ case "${host}" in
+ *-*-darwin*) ;; # Darwin's sbrk implementation is deprecated.
+ *) AC_CHECK_DECLS([sbrk]);;
+ esac
AC_CHECK_DECLS([strtol, strtoul, strtoll, strtoull])
AC_CHECK_DECLS([strverscmp])
+ AC_CHECK_DECLS([strnlen])
libiberty_NEED_DECLARATION(canonicalize_file_name)
fi