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Merge "Build: Make function constructor/destructor attributes mandatory."

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This commit is contained in:
Joshua Colp
2017-11-17 09:26:33 -06:00
committed by Gerrit Code Review
parent b2c49d6c07 e9f8b317c3
commit 4dac92b99a
4 changed files with 53 additions and 4 deletions
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3
autoconf/ast_gcc_attribute.m4
View File

@@ -7,6 +7,7 @@ AC_MSG_CHECKING(for compiler 'attribute $1' support)
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
m4_ifval([$4],$4=0)
ax_cv_have_func_attribute_$1=0
if test "x$2" = "x"
then
@@ -15,6 +16,7 @@ AC_COMPILE_IFELSE(
[])],
AC_MSG_RESULT(yes)
m4_ifval([$4],$4=1)
ax_cv_have_func_attribute_$1=1
AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]),
AC_MSG_RESULT(no)
)
@@ -24,6 +26,7 @@ AC_COMPILE_IFELSE(
[])],
AC_MSG_RESULT(yes)
m4_ifval([$4],$4=1)
ax_cv_have_func_attribute_$1=1
AC_DEFINE_UNQUOTED([HAVE_ATTRIBUTE_$1], 1, [Define to 1 if your GCC C compiler supports the '$1' attribute.]),
AC_MSG_RESULT(no)
)

43
configure vendored
View File

@@ -18177,6 +18177,7 @@ $as_echo_n "checking for compiler 'attribute pure' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_pure=0
if test "x" = "x"
then
@@ -18195,6 +18196,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_pure=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_pure 1
@@ -18222,6 +18224,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_pure=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_pure 1
@@ -18245,6 +18248,7 @@ $as_echo_n "checking for compiler 'attribute malloc' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_malloc=0
if test "x" = "x"
then
@@ -18263,6 +18267,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_malloc=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_malloc 1
@@ -18290,6 +18295,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_malloc=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_malloc 1
@@ -18313,6 +18319,7 @@ $as_echo_n "checking for compiler 'attribute const' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_const=0
if test "x" = "x"
then
@@ -18331,6 +18338,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_const=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_const 1
@@ -18358,6 +18366,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_const=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_const 1
@@ -18381,6 +18390,7 @@ $as_echo_n "checking for compiler 'attribute unused' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_unused=0
if test "x" = "x"
then
@@ -18399,6 +18409,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_unused=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_unused 1
@@ -18426,6 +18437,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_unused=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_unused 1
@@ -18449,6 +18461,7 @@ $as_echo_n "checking for compiler 'attribute always_inline' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_always_inline=0
if test "x" = "x"
then
@@ -18467,6 +18480,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_always_inline=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_always_inline 1
@@ -18494,6 +18508,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_always_inline=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_always_inline 1
@@ -18517,6 +18532,7 @@ $as_echo_n "checking for compiler 'attribute deprecated' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_deprecated=0
if test "x" = "x"
then
@@ -18535,6 +18551,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_deprecated=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_deprecated 1
@@ -18562,6 +18579,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_deprecated=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_deprecated 1
@@ -18585,6 +18603,7 @@ $as_echo_n "checking for compiler 'attribute sentinel' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_sentinel=0
if test "x" = "x"
then
@@ -18603,6 +18622,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_sentinel=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_sentinel 1
@@ -18630,6 +18650,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_sentinel=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_sentinel 1
@@ -18653,6 +18674,7 @@ $as_echo_n "checking for compiler 'attribute warn_unused_result' support... " >&
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_warn_unused_result=0
if test "x" = "x"
then
@@ -18671,6 +18693,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_warn_unused_result=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_warn_unused_result 1
@@ -18698,6 +18721,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_warn_unused_result=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_warn_unused_result 1
@@ -18721,6 +18745,7 @@ $as_echo_n "checking for compiler 'attribute may_alias' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_may_alias=0
if test "x" = "x"
then
@@ -18739,6 +18764,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_may_alias=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_may_alias 1
@@ -18766,6 +18792,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_may_alias=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_may_alias 1
@@ -18789,6 +18816,7 @@ $as_echo_n "checking for compiler 'attribute constructor' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_constructor=0
if test "x" = "x"
then
@@ -18807,6 +18835,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_constructor=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_constructor 1
@@ -18834,6 +18863,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_constructor=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_constructor 1
@@ -18851,12 +18881,17 @@ fi
CFLAGS="$saved_CFLAGS"
if test "$ax_cv_have_func_attribute_constructor" != "1"; then
as_fn_error $? "*** Function constructor attribute is not supported by your compiler." "$LINENO" 5
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler 'attribute destructor' support" >&5
$as_echo_n "checking for compiler 'attribute destructor' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_destructor=0
if test "x" = "x"
then
@@ -18875,6 +18910,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_destructor=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_destructor 1
@@ -18902,6 +18938,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_destructor=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_destructor 1
@@ -18919,12 +18956,16 @@ fi
CFLAGS="$saved_CFLAGS"
if test "$ax_cv_have_func_attribute_destructor" != "1"; then
as_fn_error $? "*** Function destructor attribute is not supported by your compiler." "$LINENO" 5
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler 'attribute noreturn' support" >&5
$as_echo_n "checking for compiler 'attribute noreturn' support... " >&6; }
saved_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -Wall -Wno-unused -Werror"
ax_cv_have_func_attribute_noreturn=0
if test "xnoreturn" = "x"
then
@@ -18943,6 +18984,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_noreturn=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_noreturn 1
@@ -18970,6 +19012,7 @@ if ac_fn_c_try_compile "$LINENO"; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
$as_echo "yes" >&6; }
ax_cv_have_func_attribute_noreturn=1
cat >>confdefs.h <<_ACEOF
#define HAVE_ATTRIBUTE_noreturn 1

7
configure.ac
View File

@@ -1150,7 +1150,14 @@ AST_GCC_ATTRIBUTE(sentinel)
AST_GCC_ATTRIBUTE(warn_unused_result)
AST_GCC_ATTRIBUTE(may_alias)
AST_GCC_ATTRIBUTE(constructor)
if test "$ax_cv_have_func_attribute_constructor" != "1"; then
AC_MSG_ERROR([*** Function constructor attribute is not supported by your compiler.])
fi
AST_GCC_ATTRIBUTE(destructor)
if test "$ax_cv_have_func_attribute_destructor" != "1"; then
AC_MSG_ERROR([*** Function destructor attribute is not supported by your compiler.])
fi
AST_GCC_ATTRIBUTE(noreturn,noreturn)
AC_MSG_CHECKING(for -fsanitize=address support)

4
include/asterisk/optional_api.h
View File

@@ -107,10 +107,6 @@
#if defined(OPTIONAL_API)
#if !defined(HAVE_ATTRIBUTE_constructor) || !defined(HAVE_ATTRIBUTE_constructor)
#error OPTIONAL_API requires compiler constructor/destructor support
#endif
/*!
* \internal
* \brief Function pointer to an optional API function.