ac_libiberty_warn_cflags=
save_CFLAGS="$CFLAGS"
for real_option in -W -Wall -Wwrite-strings -Wc++-compat \
- -Wstrict-prototypes; do
+ -Wstrict-prototypes \
+ -Wshadow=local; do
# Do the check with the no- prefix removed since gcc silently
# accepts any -Wno-* option on purpose
case $real_option in
# If we are using a compiler supporting mdynamic-no-pic
# and the option has been tested as safe to add, then cancel
# it here, since the code generated is incompatible with shared
- # libs.
+ # libs.
*-mdynamic-no-pic*) PICFLAG='-fno-common -mno-dynamic-no-pic' ;;
*) PICFLAG=-fno-common ;;
esac
_ACEOF
+# The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of size_t" >&5
+$as_echo_n "checking size of size_t... " >&6; }
+if test "${ac_cv_sizeof_size_t+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+ if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (size_t))" "ac_cv_sizeof_size_t" "$ac_includes_default"; then :
+
+else
+ if test "$ac_cv_type_size_t" = yes; then
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (size_t)
+See \`config.log' for more details." "$LINENO" 5; }; }
+ else
+ ac_cv_sizeof_size_t=0
+ fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_size_t" >&5
+$as_echo "$ac_cv_sizeof_size_t" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_SIZE_T $ac_cv_sizeof_size_t
+_ACEOF
+
+
# Check for presense of long long
ac_fn_c_check_type "$LINENO" "long long" "ac_cv_type_long_long" "$ac_includes_default"
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_STRTOULL $ac_have_decl
_ACEOF
+ac_fn_c_check_decl "$LINENO" "strnlen" "ac_cv_have_decl_strnlen" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strnlen" = x""yes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRNLEN $ac_have_decl
+_ACEOF
$as_echo "#define HAVE_SYS_ERRLIST 1" >>confdefs.h
case "${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.
cat >>confdefs.h <<_ACEOF
#define HAVE_DECL_STRVERSCMP $ac_have_decl
+_ACEOF
+
+ ac_fn_c_check_decl "$LINENO" "strnlen" "ac_cv_have_decl_strnlen" "$ac_includes_default"
+if test "x$ac_cv_have_decl_strnlen" = x""yes; then :
+ ac_have_decl=1
+else
+ ac_have_decl=0
+fi
+
+cat >>confdefs.h <<_ACEOF
+#define HAVE_DECL_STRNLEN $ac_have_decl
_ACEOF
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether canonicalize_file_name must be declared" >&5