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build: Update to newer autoconf constructs.

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* acinclude.m4 (GNUPG_CHECK_ENDIAN): Use AC_COMPILE_IFELSE instead of
AC_TRY_COMPILE.  Use AC_RUN_IFELSE instead of AC_TRY_RUN.
(GNUPG_BUILD_PROGRAM): Use AS_HELP_STRING instead of AC_HELP_STRING.
* configure.ac: Use AC_USE_SYSTEM_EXTENSIONS instead of AC_GNU_SOURCE.
Use AS_HELP_STRING instead of AC_HELP_STRING.
(AC_ISC_POSIX): Replace by AC_SEARCH_LIBS.
(AC_TYPE_SIGNAL): Remove.
* m4/isc-posix.m4: Remove.
* m4/codeset.m4: Update from gnulib.
* m4/gettext.m4: Update from gnulib.
* m4/lcmessage.m4: Update from gnulib.
* m4/socklen.m4: Update from gnulib.
* m4/ldap.m4: Use AS_HELP_STRING instead of AC_HELP_STRING.
Use AC_LINK_IFELSE instead of AC_TRY_LINK.
Use AC_RUN_IFELSE instead of AC_TRY_RUN.
* m4/gpg-error.m4: Update from libgpg-error.
* m4/readline.m4: Update from libgpg-error.
* m4/npth.m4: Update from npth.
* m4/libassuan.m4: Update from libassuan.
* m4/libgcrypt.m4: Update from libgcrypt.
* m4/ksba.m4: Update from libksba.
* m4/ntbtls.m4: Update from ntbtls.
* common/signal.c [!HAVE_DOSISH_SYSTEM] (init_one_signal): Replace
RETSIGTYPE to void.
[!HAVE_DOSISH_SYSTEM] (got_fatal_signal, got_usr_signal): Likewise.

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
(cherry picked from commit d66fb3aa53)

Still a lot of warnings.  Need to cherry pick more stuff.
This commit is contained in:
NIIBE Yutaka 2020-11-18 13:51:38 +09:00 • committed by Werner Koch
parent f88cdb1fd9
commit cdb053620a
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
10 changed files with 247 additions and 231 deletions
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8
common/signal.c
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@ -51,7 +51,7 @@ static void (*cleanup_fnc)(void);
#ifndef HAVE_DOSISH_SYSTEM
static void
init_one_signal (int sig, RETSIGTYPE (*handler)(int), int check_ign )
init_one_signal (int sig, void (*handler)(int), int check_ign )
{
# ifdef HAVE_SIGACTION
struct sigaction oact, nact;
@ -69,7 +69,7 @@ init_one_signal (int sig, RETSIGTYPE (*handler)(int), int check_ign )
nact.sa_flags = 0;
sigaction ( sig, &nact, NULL);
# else
RETSIGTYPE (*ohandler)(int);
void (*ohandler)(int);
ohandler = signal (sig, handler);
if (check_ign && ohandler == SIG_IGN)
@ -98,7 +98,7 @@ get_signal_name( int signum )
#endif /*!HAVE_DOSISH_SYSTEM*/
#ifndef HAVE_DOSISH_SYSTEM
static RETSIGTYPE
static void
got_fatal_signal (int sig)
{
const char *s;
@ -157,7 +157,7 @@ got_fatal_signal (int sig)
#endif /*!HAVE_DOSISH_SYSTEM*/
#ifndef HAVE_DOSISH_SYSTEM
static RETSIGTYPE
static void
got_usr_signal (int sig)
{
(void)sig;