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authorRoland McGrath <roland@gnu.org>2003-04-04 03:03:58 +0000
committerRoland McGrath <roland@gnu.org>2003-04-04 03:03:58 +0000
commit3217788f603f90d1fad82d15a68a24be82c83614 (patch)
tree9dae92a73bd23390fa7f3a23733b16f49584c46b /configure.in
parentdd59050d0a47d9ceeafa3ec216db79e7d648535c (diff)
downloadglibc-3217788f603f90d1fad82d15a68a24be82c83614.tar.gz
2003-04-03 Roland McGrath <roland@redhat.com>
* configure.in: Fix up use of compilation flags to match the build: For .s files, $ASFLAGS; For .S files, $CPPFLAGS $ASFLAGS; For .c files, $CFLAGS $CPPFLAGS; when linking, add $LDFLAGS. * configure: Regenerated.
Diffstat (limited to 'configure.in')
-rw-r--r--configure.in76
1 files changed, 42 insertions, 34 deletions
diff --git a/configure.in b/configure.in
index f71f984439..2ef312304e 100644
--- a/configure.in
+++ b/configure.in
@@ -387,7 +387,7 @@ m68k) base_machine=m68k machine=m68k/m68020 ;;
m88???) base_machine=m88k machine=m88k/$machine ;;
m88k) base_machine=m88k machine=m88k/m88100 ;;
mips64*) base_machine=mips64
- case "$CC $CPPFLAGS $CFLAGS " in
+ case "$CC $CFLAGS $CPPFLAGS " in
*" -mabi=n32 "*) mips_cc_abi=n32 ;;
*" -mabi=64 "*|*" -mabi=n64 "*) mips_cc_abi=64 ;;
*" -mabi=32 "*|*" -mabi=o32 "*) mips_cc_abi=32 ;;
@@ -766,7 +766,7 @@ int a;
char b;
void c(void) {}
EOF
-$CC $CFLAGS -c conftest.c
+$CC $CFLAGS $CPPFLAGS -c conftest.c
$AR cr conftest.a conftest.o
cp conftest.a conftest2.a
$RANLIB conftest.a
@@ -918,7 +918,7 @@ cat > conftest.S <<EOF
#include "confdefs.h"
/* Nothing whatsoever. */
EOF
-if AC_TRY_COMMAND(${CC-cc} $CFLAGS -c conftest.S 1>&AS_MESSAGE_LOG_FD); then
+if AC_TRY_COMMAND(${CC-cc} $CPPFLAGS $ASFLAGS -c conftest.S 1>&AS_MESSAGE_LOG_FD); then
libc_cv_need_minus_P=no
else
libc_cv_need_minus_P=yes
@@ -935,7 +935,7 @@ cat > conftest.s <<EOF
.text
EOF
libc_cv_dot_text=
-if AC_TRY_COMMAND(${CC-cc} $CFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
+if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_dot_text=.text
fi
rm -f conftest*])
@@ -954,7 +954,7 @@ for ac_globl in .globl .global .EXPORT; do
${ac_globl} foo
foo:
EOF
- if AC_TRY_COMMAND(${CC-cc} $CFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_global_directive=${ac_globl}
fi
rm -f conftest*
@@ -1003,7 +1003,7 @@ for ac_try_prefix in '@' '%' '#'; do
foo:
.byte 1
EOF
- if AC_TRY_COMMAND(${CC-cc} $CFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_type_prefix=${ac_try_prefix}
fi
rm -f conftest*
@@ -1026,7 +1026,7 @@ ${libc_cv_dot_text}
_sym:
.symver _sym,sym@VERS
EOF
-if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
+if ${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
libc_cv_asm_symver_directive=yes
else
libc_cv_asm_symver_directive=no
@@ -1048,10 +1048,11 @@ VERS_2 {
global: sym;
} VERS_1;
EOF
- if ${CC-cc} -c $CFLAGS $CPPFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
- if AC_TRY_COMMAND([${CC-cc} $CFLAGS -shared -o conftest.so conftest.o
- -nostartfiles -nostdlib
- -Wl,--version-script,conftest.map
+ if ${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD 2>&AS_MESSAGE_LOG_FD; then
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $LDFLAGS -shared
+ -o conftest.so conftest.o
+ -nostartfiles -nostdlib
+ -Wl,--version-script,conftest.map
1>&AS_MESSAGE_LOG_FD]);
then
libc_cv_ld_version_script_option=yes
@@ -1090,7 +1091,7 @@ if test $elf = yes; then
.section foo_section
.previous
EOF
- if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if AC_TRY_COMMAND(${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_previous_directive=yes
else
libc_cv_asm_previous_directive=no
@@ -1105,7 +1106,7 @@ EOF
.pushsection foo_section
.popsection
EOF
- if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if AC_TRY_COMMAND(${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_popsection_directive=yes
else
libc_cv_asm_popsection_directive=no
@@ -1123,7 +1124,7 @@ foo:
.hidden bar
bar:
EOF
- if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if AC_TRY_COMMAND(${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_protected_directive=yes
else
libc_cv_asm_protected_directive=no
@@ -1206,7 +1207,7 @@ EOF
libc_cv_have_sdata_section,
[echo "int i;" > conftest.c
libc_cv_have_sdata_section=no
- if ${CC-cc} -shared -Wl,--verbose conftest.c -o conftest.so 2>&1 \
+ if ${CC-cc} $LDFLAGS -shared -Wl,--verbose conftest.c -o conftest.so 2>&1 \
| grep '\.sdata' >/dev/null; then
libc_cv_have_sdata_section=yes
fi
@@ -1225,7 +1226,7 @@ int __start (void) { return 0; }
int foo (void) { return 1; }
int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
EOF
- if AC_TRY_COMMAND([${CC-cc} -o conftest conftest.c
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -o conftest conftest.c
-static -nostartfiles -nostdlib 1>&AS_MESSAGE_LOG_FD])
then
if readelf -S conftest | fgrep INIT_ARRAY > /dev/null; then
@@ -1247,7 +1248,8 @@ EOF
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if AC_TRY_COMMAND([${CC-cc} -shared -o conftest.so conftest.c
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -shared -o conftest.so conftest.c
-nostartfiles -nostdlib
-Wl,--enable-new-dtags,-z,nodelete 1>&AS_MESSAGE_LOG_FD])
then
@@ -1263,7 +1265,8 @@ EOF
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if AC_TRY_COMMAND([${CC-cc} -shared -o conftest.so conftest.c
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -shared -o conftest.so conftest.c
-nostartfiles -nostdlib
-Wl,--enable-new-dtags,-z,nodlopen 1>&AS_MESSAGE_LOG_FD])
then
@@ -1279,7 +1282,8 @@ EOF
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if AC_TRY_COMMAND([${CC-cc} -shared -o conftest.so conftest.c
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -shared -o conftest.so conftest.c
-nostartfiles -nostdlib
-Wl,--enable-new-dtags,-z,initfirst 1>&AS_MESSAGE_LOG_FD])
then
@@ -1295,7 +1299,9 @@ EOF
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if AC_TRY_COMMAND([${CC-cc} -shared -o conftest.so conftest.c -Wl,-Bgroup -nostdlib 1>&AS_MESSAGE_LOG_FD])
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -shared -o conftest.so conftest.c
+ -Wl,-Bgroup -nostdlib 1>&AS_MESSAGE_LOG_FD])
then
libc_cv_Bgroup=yes
else
@@ -1311,7 +1317,8 @@ extern int bar (int);
extern int mumble;
int foo (void) { return bar (mumble); }
EOF
- if AC_TRY_COMMAND([${CC-cc} -shared -o conftest.so conftest.c
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -shared -o conftest.so conftest.c
-nostdlib -nostartfiles
-Wl,-z,combreloc 1>&AS_MESSAGE_LOG_FD])
then
@@ -1428,7 +1435,7 @@ foo:
.weak foo
.weak bar; bar = foo
EOF
-if AC_TRY_COMMAND(${CC-cc} $CFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
+if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_weak_directive=yes
else
libc_cv_asm_weak_directive=no
@@ -1448,7 +1455,7 @@ foo:
${libc_cv_asm_global_directive} baz
baz:
EOF
- if AC_TRY_COMMAND(${CC-cc} $CFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if AC_TRY_COMMAND(${CC-cc} $ASFLAGS -c conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_weakext_directive=yes
else
libc_cv_asm_weakext_directive=no
@@ -1477,7 +1484,7 @@ case "${host_cpu}-${host_os}" in
cat > conftest.s <<EOF
nop ; is_old_puffin
EOF
- if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
+ if AC_TRY_COMMAND(${CC-cc} -c $ASFLAGS conftest.s 1>&AS_MESSAGE_LOG_FD); then
libc_cv_asm_line_sep='!'
else
if test -z "$enable_hacker_mode"; then
@@ -1511,7 +1518,7 @@ foo:
/* comment */
nop
EOF
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS -g -c conftest.S 1>&AS_MESSAGE_LOG_FD]) &&
+if AC_TRY_COMMAND([${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&AS_MESSAGE_LOG_FD]) &&
ac_pattern='conftest\.S'
AC_TRY_COMMAND([readelf --debug-dump=line conftest.o |
grep $ac_pattern 1>&AS_MESSAGE_LOG_FD]); then
@@ -1531,7 +1538,7 @@ int __eh_pc;
__throw () {}
EOF
dnl No \ in command here because it ends up inside ''.
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-nostdlib -nostartfiles -Wl,--no-whole-archive
-o conftest conftest.c 1>&AS_MESSAGE_LOG_FD]); then
libc_cv_ld_no_whole_archive=yes
@@ -1551,7 +1558,7 @@ int __eh_pc;
__throw () {}
EOF
dnl No \ in command here because it ends up inside ''.
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-nostdlib -nostartfiles -fexceptions
-o conftest conftest.c 1>&AS_MESSAGE_LOG_FD]); then
libc_cv_gcc_exceptions=yes
@@ -1604,7 +1611,8 @@ abort () {}
__bzero () {}
dl_iterate_phdr () {}
EOF
-libc_unwind_check="${CC-cc} $CFLAGS -DCHECK__register_frame_info \
+libc_unwind_check="${CC-cc} $CFLAGS $CPPFLAGS -DCHECK__register_frame_info \
+ $LDFLAGS \
-nostdlib -nostartfiles -o conftest conftest.c \
-lgcc"
# Some platforms' specs put -lgcc first. The second one doesn't hurt.
@@ -1621,8 +1629,8 @@ else
libc_cv_gcc_dwarf2_unwind_info=no
fi
if test $libc_cv_gcc_dwarf2_unwind_info = no; then
- if AC_TRY_COMMAND([${CC-cc} $CFLAGS -DCHECK__register_frame
- -nostdlib -nostartfiles
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -DCHECK__register_frame
+ $LDFLAGS -nostdlib -nostartfiles
-o conftest conftest.c -lgcc >&AS_MESSAGE_LOG_FD]); then
libc_cv_gcc_dwarf2_unwind_info=yes
else
@@ -1651,7 +1659,7 @@ int foo (int a)
}
EOF
dnl No \ in command here because it ends up inside ''.
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS -nostdlib -nostartfiles
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostdlib -nostartfiles
-o conftest conftest.c -lgcc >&AS_MESSAGE_LOG_FD]); then
libc_cv_gcc_builtin_expect=yes
else
@@ -1699,7 +1707,7 @@ int foo (int a)
changequote([,])dnl
EOF
dnl No \ in command here because it ends up inside ''.
-if AC_TRY_COMMAND([${CC-cc} $CFLAGS -nostdlib -nostartfiles
+if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostdlib -nostartfiles
-o conftest conftest.c -lgcc >&AS_MESSAGE_LOG_FD]); then
libc_cv_gcc_subtract_local_labels=yes
else
@@ -1716,7 +1724,7 @@ if test "x$use__thread" != xno; then
[cat > conftest.c <<\EOF
__thread int a = 42;
EOF
- if AC_TRY_COMMAND([${CC-cc} $CFLAGS -c conftest.c >&AS_MESSAGE_LOG_FD]); then
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c >&AS_MESSAGE_LOG_FD]); then
libc_cv_gcc___thread=yes
else
libc_cv_gcc___thread=no
@@ -1735,7 +1743,7 @@ if test "$libc_cv_gcc___thread" = yes; then
cat > conftest.c <<\EOF
extern __thread int a __attribute__((tls_model ("initial-exec")));
EOF
- if AC_TRY_COMMAND([${CC-cc} $CFLAGS -S -Werror conftest.c >&AS_MESSAGE_LOG_FD]); then
+ if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -S -Werror conftest.c >&AS_MESSAGE_LOG_FD]); then
libc_cv_gcc_tls_model_attr=yes
else
libc_cv_gcc_tls_model_attr=no