Commit 1184458d authored by Paul Eggert's avatar Paul Eggert

signal: OS X port of sigaddset etc. + extern inline

* lib/signal.in.h (sigaddset, sigdelset, sigemptyset, sigfillset)
(sigismember): #undef on problematic Apple platforms.
* doc/posix-functions/sigaddset.texi:
* doc/posix-functions/sigdelset.texi:
* doc/posix-functions/sigemptyset.texi:
* doc/posix-functions/sigfillset.texi:
* doc/posix-functions/sigismember.texi:
Document this portability problem.
parent ddd30c54
2013-09-19 Paul Eggert <eggert@cs.ucla.edu>
signal: OS X port of sigaddset etc. + extern inline
* lib/signal.in.h (sigaddset, sigdelset, sigemptyset, sigfillset)
(sigismember): #undef on problematic Apple platforms.
* doc/posix-functions/sigaddset.texi:
* doc/posix-functions/sigdelset.texi:
* doc/posix-functions/sigemptyset.texi:
* doc/posix-functions/sigfillset.texi:
* doc/posix-functions/sigismember.texi:
Document this portability problem.
extern-inline: do not always suppress extern inline on OS X
* m4/extern-inline.m4 (gl_EXTERN_INLINE): Suppress the use of
extern inline on Apple only if the particular compile-time
......@@ -11,6 +11,10 @@ Portability problems fixed by Gnulib:
@item
This function is missing on some platforms:
mingw, MSVC 9.
@item
This function cannot be called from plain inline or extern inline functions
on some platforms:
OS X 10.8.
@end itemize
Portability problems not fixed by Gnulib:
......
......@@ -11,6 +11,10 @@ Portability problems fixed by Gnulib:
@item
This function is missing on some platforms:
mingw, MSVC 9.
@item
This function cannot be called from plain inline or extern inline functions
on some platforms:
OS X 10.8.
@end itemize
Portability problems not fixed by Gnulib:
......
......@@ -11,6 +11,10 @@ Portability problems fixed by Gnulib:
@item
This function is missing on some platforms:
mingw, MSVC 9.
@item
This function cannot be called from plain inline or extern inline functions
on some platforms:
OS X 10.8.
@end itemize
Portability problems not fixed by Gnulib:
......
......@@ -11,6 +11,10 @@ Portability problems fixed by Gnulib:
@item
This function is missing on some platforms:
mingw, MSVC 9.
@item
This function cannot be called from plain inline or extern inline functions
on some platforms:
OS X 10.8.
@end itemize
Portability problems not fixed by Gnulib:
......
......@@ -11,6 +11,10 @@ Portability problems fixed by Gnulib:
@item
This function is missing on some platforms:
mingw, MSVC 9.
@item
This function cannot be called from plain inline or extern inline functions
on some platforms:
OS X 10.8.
@end itemize
Portability problems not fixed by Gnulib:
......
......@@ -195,6 +195,20 @@ typedef int verify_NSIG_constraint[NSIG <= 32 ? 1 : -1];
# endif
/* When also using extern inline, suppress the use of static inline in
standard headers of problematic Apple configurations, as Libc at
least through Libc-825.26 (2013-04-09) mishandles it; see, e.g.,
<http://lists.gnu.org/archive/html/bug-gnulib/2012-12/msg00023.html>.
Perhaps Apple will fix this some day. */
#if (defined _GL_EXTERN_INLINE_IN_USE && defined __APPLE__ \
&& (defined __i386__ || defined __x86_64__))
# undef sigaddset
# undef sigdelset
# undef sigemptyset
# undef sigfillset
# undef sigismember
#endif
/* Test whether a given signal is contained in a signal set. */
# if @HAVE_POSIX_SIGNALBLOCKING@
/* This function is defined as a macro on Mac OS X. */
......
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