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Another minor fix to compiler attribute checking. 

Defaulting to 'static' for the function scope was bad... so remove it.



git-svn-id: http://svn.digium.com/svn/asterisk/trunk@201090 f38db490-d61c-443f-a65b-d21fe96a405b
This commit is contained in:
kpfleming 2009-06-16 19:27:12 +00:00
parent ea5a74f18b
commit 80fe63ec2a
3 changed files with 24 additions and 101 deletions
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11
autoconf/ast_gcc_attribute.m4
View File

@ -7,17 +7,10 @@ AC_MSG_CHECKING(for compiler 'attribute $1' support)
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x$3" = "x"
then
attribute_scope="static"
else
attribute_scope="$3"
fi
if test "x$2" = "x"
then
AC_COMPILE_IFELSE(
AC_LANG_PROGRAM([$attribute_scope void __attribute__(($1)) *test(void *muffin, ...) {return (void *) 0;}],
AC_LANG_PROGRAM([$3 void __attribute__(($1)) *test(void *muffin, ...) {return (void *) 0;}],
[]),
AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]),
@ -25,7 +18,7 @@ AC_COMPILE_IFELSE(
)
else
AC_COMPILE_IFELSE(
AC_LANG_PROGRAM([$attribute_scope void __attribute__(($2)) *test(void *muffin, ...) {return (void *) 0;}],
AC_LANG_PROGRAM([$3 void __attribute__(($2)) *test(void *muffin, ...) {return (void *) 0;}],
[]),
AC_MSG_RESULT(yes)
AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]),

112
configure vendored
View File

@ -1,5 +1,5 @@
#! /bin/sh
# From configure.ac Revision: 200519 .
# From configure.ac Revision: 200985 .
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.63 for asterisk 1.6.
#
@ -18017,13 +18017,6 @@ $as_echo_n "checking for compiler 'attribute pure' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18032,7 +18025,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((pure)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((pure)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18083,7 +18076,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18138,13 +18131,6 @@ $as_echo_n "checking for compiler 'attribute malloc' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18153,7 +18139,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((malloc)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((malloc)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18204,7 +18190,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18259,13 +18245,6 @@ $as_echo_n "checking for compiler 'attribute const' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18274,7 +18253,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((const)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((const)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18325,7 +18304,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18380,13 +18359,6 @@ $as_echo_n "checking for compiler 'attribute unused' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18395,7 +18367,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((unused)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((unused)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18446,7 +18418,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18501,13 +18473,6 @@ $as_echo_n "checking for compiler 'attribute always_inline' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18516,7 +18481,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((always_inline)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((always_inline)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18567,7 +18532,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18622,13 +18587,6 @@ $as_echo_n "checking for compiler 'attribute deprecated' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18637,7 +18595,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((deprecated)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((deprecated)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18688,7 +18646,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18743,13 +18701,6 @@ $as_echo_n "checking for compiler 'attribute sentinel' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18758,7 +18709,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((sentinel)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((sentinel)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18809,7 +18760,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18864,13 +18815,6 @@ $as_echo_n "checking for compiler 'attribute warn_unused_result' support... " >&
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -18879,7 +18823,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((warn_unused_result)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((warn_unused_result)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18930,7 +18874,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -18985,13 +18929,6 @@ $as_echo_n "checking for compiler 'attribute weakref' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x" = "x"
then
attribute_scope="static"
else
attribute_scope=""
fi
if test "xweakref("foo")" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -19000,7 +18937,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((weakref)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((weakref)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -19051,7 +18988,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((weakref("foo"))) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((weakref("foo"))) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -19106,13 +19043,6 @@ $as_echo_n "checking for compiler 'attribute weak_import' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
if test "x""" = "x"
then
attribute_scope="static"
else
attribute_scope=""""
fi
if test "x" = "x"
then
cat >conftest.$ac_ext <<_ACEOF
@ -19121,7 +19051,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__((weak_import)) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__((weak_import)) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{
@ -19172,7 +19102,7 @@ _ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$attribute_scope void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
void __attribute__(()) *test(void *muffin, ...) {return (void *) 0;}
int
main ()
{

2
configure.ac
View File

@ -515,7 +515,7 @@ AST_GCC_ATTRIBUTE(deprecated)
AST_GCC_ATTRIBUTE(sentinel)
AST_GCC_ATTRIBUTE(warn_unused_result)
AST_GCC_ATTRIBUTE(weakref, [weakref("foo")])
AST_GCC_ATTRIBUTE(weak_import, , "")
AST_GCC_ATTRIBUTE(weak_import)
AC_MSG_CHECKING(for -ffunction-sections support)
saved_CFLAGS="${CFLAGS}"