[3/3] gdb: Drop use of obsolete AC_TYPE_SIGNAL
Commit Message
Since we're using sighandler_t, nothing else refers to RETSIGTYPE in
gdb.
(Actually, given gdb/remote.c has been assuming signal handlers return
void for a long time, we could have gotten get rid of this even
without gnulib's sighandler_t.)
gdb/ChangeLog:
2015-08-24 Pedro Alves <palves@redhat.com>
* configure.ac: Remove AC_TYPE_SIGNAL call.
* configure, config.in: Regenerate.
---
gdb/config.in | 3 ---
gdb/configure | 33 ---------------------------------
gdb/configure.ac | 1 -
3 files changed, 37 deletions(-)
@@ -677,9 +677,6 @@
/* Bug reporting address */
#undef REPORT_BUGS_TO
-/* Define as the return type of signal handlers (`int' or `void'). */
-#undef RETSIGTYPE
-
/* Define to 1 if the "%Lg" format works to scan long doubles. */
#undef SCANF_HAS_LONG_DOUBLE
@@ -11094,39 +11094,6 @@ fi
# Checks for types. #
# ------------------ #
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking return type of signal handlers" >&5
-$as_echo_n "checking return type of signal handlers... " >&6; }
-if test "${ac_cv_type_signal+set}" = set; then :
- $as_echo_n "(cached) " >&6
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-#include <sys/types.h>
-#include <signal.h>
-
-int
-main ()
-{
-return *(signal (0, 0)) (0) == 1;
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
- ac_cv_type_signal=int
-else
- ac_cv_type_signal=void
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_signal" >&5
-$as_echo "$ac_cv_type_signal" >&6; }
-
-cat >>confdefs.h <<_ACEOF
-#define RETSIGTYPE $ac_cv_type_signal
-_ACEOF
-
-
ac_fn_c_check_type "$LINENO" "socklen_t" "ac_cv_type_socklen_t" "#include <sys/types.h>
#include <sys/socket.h>
@@ -1339,7 +1339,6 @@ AC_CHECK_MEMBERS([struct stat.st_blocks, struct stat.st_blksize])
# Checks for types. #
# ------------------ #
-AC_TYPE_SIGNAL
AC_CHECK_TYPES(socklen_t, [], [],
[#include <sys/types.h>
#include <sys/socket.h>