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- Rebuild configure script from its sources.

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W.C.A. Wijngaards 2025-09-29 10:02:54 +02:00
parent 35f6fd47fb
commit 74cf81e9a7
3 changed files with 53 additions and 3 deletions
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6
config.h.in
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@ -66,15 +66,15 @@
/* Whether the C compiler accepts the "format" attribute */
#undef HAVE_ATTR_FORMAT
/* Whether the C compiler accepts the "nonstring" attribute */
#undef HAVE_ATTR_NONSTRING
/* Whether the C compiler accepts the "noreturn" attribute */
#undef HAVE_ATTR_NORETURN
/* Whether the C compiler accepts the "unused" attribute */
#undef HAVE_ATTR_UNUSED
/* Whether the C compiler accepts the "nonstring" attribute */
#undef HAVE_ATTR_NONSTRING
/* Whether the C compiler accepts the "weak" attribute */
#undef HAVE_ATTR_WEAK

47
configure vendored
View file

@ -6948,6 +6948,53 @@ printf "%s\n" "#define HAVE_ATTR_UNUSED 1" >>confdefs.h
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler (${CC-cc}) accepts the \"nonstring\" attribute" >&5
printf %s "checking whether the C compiler (${CC-cc}) accepts the \"nonstring\" attribute... " >&6; }
if test ${ac_cv_c_nonstring_attribute+y}
then :
printf %s "(cached) " >&6
else $as_nop
ac_cv_c_nonstring_attribute=no
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdio.h>
struct test {
char __attribute__((nonstring)) s[1];
};
int
main (void)
{
struct test t = { "1" };
(void) t;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"
then :
ac_cv_c_nonstring_attribute="yes"
else $as_nop
ac_cv_c_nonstring_attribute="no"
fi
rm -f core conftest.err conftest.$ac_objext conftest.beam conftest.$ac_ext
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_nonstring_attribute" >&5
printf "%s\n" "$ac_cv_c_nonstring_attribute" >&6; }
if test $ac_cv_c_nonstring_attribute = yes; then
printf "%s\n" "#define HAVE_ATTR_NONSTRING 1" >>confdefs.h
fi
{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking whether the C compiler (${CC-cc}) accepts the \"weak\" attribute" >&5

3
doc/Changelog
View file

@ -1,3 +1,6 @@
29 September 2025: Wouter
- Rebuild configure script from its sources.
26 September 2025: Yorgos
- Test for nonstring attribute in configure and add
nonstring attribute annotations.