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regen

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This commit is contained in:
Todd C. Miller
2015-03-05 12:57:14 -07:00
parent 26f0d6d800
commit 1e724eac8d
1 changed files with 59 additions and 59 deletions
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118
configure vendored
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@@ -15649,65 +15649,6 @@ if test "$enable_shared_libutil" = "yes"; then
ax_sys_weak_alias=no
# Figure out what kind of aliasing may be supported...
# Test whether compiler accepts __attribute__ form of weak aliasing
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts function __attribute__((weak,alias()))" >&5
$as_echo_n "checking whether $CC accepts function __attribute__((weak,alias()))... " >&6; }
if ${ax_cv_sys_weak_alias_attribute+:} false; then :
$as_echo_n "(cached) " >&6
else
# We add -Werror if it's gcc to force an error exit if the weak attribute
# isn't understood
if test $GCC = yes; then :
save_CFLAGS=$CFLAGS
CFLAGS=-Werror
fi
# Try linking with a weak alias...
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
void __weakf(int c) {}
void weakf(int c) __attribute__((weak, alias("__weakf")));
int
main ()
{
weakf(0)
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
ax_cv_sys_weak_alias_attribute=yes
else
ax_cv_sys_weak_alias_attribute=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
# Restore original CFLAGS
if test $GCC = yes; then :
CFLAGS=$save_CFLAGS
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_sys_weak_alias_attribute" >&5
$as_echo "$ax_cv_sys_weak_alias_attribute" >&6; }
# What was the result of the test?
if test $ax_sys_weak_alias = no &&
test $ax_cv_sys_weak_alias_attribute = yes; then :
ax_sys_weak_alias=attribute
$as_echo "#define HAVE_SYS_WEAK_ALIAS_ATTRIBUTE 1" >>confdefs.h
fi
# Test whether compiler accepts #pragma form of weak aliasing
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC supports #pragma weak" >&5
$as_echo_n "checking whether $CC supports #pragma weak... " >&6; }
@@ -15847,6 +15788,65 @@ $as_echo "$ax_cv_sys_weak_alias_criduplicate" >&6; }
$as_echo "#define HAVE_SYS_WEAK_ALIAS_CRIDUPLICATE 1" >>confdefs.h
fi
# Test whether compiler accepts __attribute__ form of weak aliasing
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts function __attribute__((weak,alias()))" >&5
$as_echo_n "checking whether $CC accepts function __attribute__((weak,alias()))... " >&6; }
if ${ax_cv_sys_weak_alias_attribute+:} false; then :
$as_echo_n "(cached) " >&6
else
# We add -Werror if it's gcc to force an error exit if the weak attribute
# isn't understood
if test $GCC = yes; then :
save_CFLAGS=$CFLAGS
CFLAGS=-Werror
fi
# Try linking with a weak alias...
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
void __weakf(int c) {}
void weakf(int c) __attribute__((weak, alias("__weakf")));
int
main ()
{
weakf(0)
;
return 0;
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
ax_cv_sys_weak_alias_attribute=yes
else
ax_cv_sys_weak_alias_attribute=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
# Restore original CFLAGS
if test $GCC = yes; then :
CFLAGS=$save_CFLAGS
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_sys_weak_alias_attribute" >&5
$as_echo "$ax_cv_sys_weak_alias_attribute" >&6; }
# What was the result of the test?
if test $ax_sys_weak_alias = no &&
test $ax_cv_sys_weak_alias_attribute = yes; then :
ax_sys_weak_alias=attribute
$as_echo "#define HAVE_SYS_WEAK_ALIAS_ATTRIBUTE 1" >>confdefs.h
fi