gnulib: lib/signal.in.h annotate

annotate lib/signal.in.h @ 39207:ca2c3817b8a6

pthread_sigmask: Avoid compilation error on mingw. Reported by Tim Rühsen <tim.ruehsen@gmx.de>. * lib/signal.in.h (pthread_sigmask): Don't declare it it's defined as a macro.

author	Bruno Haible <bruno@clisp.org>
date	Thu, 04 Jan 2018 10:42:21 +0100
parents	24e347e0e326
children	b06060465f09

rev	line source
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	1 /* A GNU-like <signal.h>.
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	2
39199 24e347e0e326 maint: Run 'make update-copyright' Paul Eggert <eggert@cs.ucla.edu> parents: 39154 diff changeset	3 Copyright (C) 2006-2018 Free Software Foundation, Inc.
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	4
29000 49d1cc4454bf Change copyright notice from GPLv2+ to GPLv3+. Bruno Haible <bruno@clisp.org> parents: 28950 diff changeset	5 This program is free software: you can redistribute it and/or modify
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	6 it under the terms of the GNU General Public License as published by
29000 49d1cc4454bf Change copyright notice from GPLv2+ to GPLv3+. Bruno Haible <bruno@clisp.org> parents: 28950 diff changeset	7 the Free Software Foundation; either version 3 of the License, or
49d1cc4454bf Change copyright notice from GPLv2+ to GPLv3+. Bruno Haible <bruno@clisp.org> parents: 28950 diff changeset	8 (at your option) any later version.
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	9
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	10 This program is distributed in the hope that it will be useful,
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	11 but WITHOUT ANY WARRANTY; without even the implied warranty of
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	13 GNU General Public License for more details.
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	14
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	15 You should have received a copy of the GNU General Public License
38844 a8586d5e30d2 all: prefer https: URLs Paul Eggert <eggert@cs.ucla.edu> parents: 38305 diff changeset	16 along with this program. If not, see <https://www.gnu.org/licenses/>. */
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	17
30346 3a2cbb16720d Avoid gcc warnings because of #pragma GCC system_header on older gcc. Bruno Haible <bruno@clisp.org> parents: 30174 diff changeset	18 #if __GNUC__ >= 3
30066 7902c57e7155 Avoid some "gcc -pedantic" warnings. Bruno Haible <bruno@clisp.org> parents: 30012 diff changeset	19 @PRAGMA_SYSTEM_HEADER@
30346 3a2cbb16720d Avoid gcc warnings because of #pragma GCC system_header on older gcc. Bruno Haible <bruno@clisp.org> parents: 30174 diff changeset	20 #endif
33452 68b29a59bbd8 Avoid line length limitation from HP NonStop system header files. Bruno Haible <bruno@clisp.org> parents: 32713 diff changeset	21 @PRAGMA_COLUMNS@
30066 7902c57e7155 Avoid some "gcc -pedantic" warnings. Bruno Haible <bruno@clisp.org> parents: 30012 diff changeset	22
35056 c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	23 #if defined __need_sig_atomic_t \|\| defined __need_sigset_t \|\| defined _GL_ALREADY_INCLUDING_SIGNAL_H \|\| (defined _SIGNAL_H && !defined __SIZEOF_PTHREAD_MUTEX_T)
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	24 /* Special invocation convention:
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	25 - Inside glibc header files.
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	26 - On glibc systems we have a sequence of nested includes
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	27 <signal.h> -> <ucontext.h> -> <signal.h>.
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	28 In this situation, the functions are not yet declared, therefore we cannot
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	29 provide the C++ aliases.
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	30 - On glibc systems with GCC 4.3 we have a sequence of nested includes
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	31 <csignal> -> </usr/include/signal.h> -> <sys/ucontext.h> -> <signal.h>.
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	32 In this situation, some of the functions are not yet declared, therefore
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	33 we cannot provide the C++ aliases. */
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	34
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	35 # @INCLUDE_NEXT@ @NEXT_SIGNAL_H@
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	36
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	37 #else
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	38 /* Normal invocation convention. */
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	39
34531 aebcca9ddd62 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 34377 diff changeset	40 #ifndef _@GUARD_PREFIX@_SIGNAL_H
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	41
35056 c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	42 #define _GL_ALREADY_INCLUDING_SIGNAL_H
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	43
35034 96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	44 /* Define pid_t, uid_t.
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	45 Also, mingw defines sigset_t not in <signal.h>, but in <sys/types.h>.
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	46 On Solaris 10, <signal.h> includes <sys/types.h>, which eventually includes
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	47 us; so include <sys/types.h> now, before the second inclusion guard. */
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	48 #include <sys/types.h>
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	49
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	50 /* The include_next requires a split double-inclusion guard. */
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	51 #@INCLUDE_NEXT@ @NEXT_SIGNAL_H@
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	52
35056 c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	53 #undef _GL_ALREADY_INCLUDING_SIGNAL_H
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	54
34531 aebcca9ddd62 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 34377 diff changeset	55 #ifndef _@GUARD_PREFIX@_SIGNAL_H
aebcca9ddd62 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 34377 diff changeset	56 #define _@GUARD_PREFIX@_SIGNAL_H
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	57
37590 11e138cf1762 signal_h: Fix Android build Kevin Cernekee <cernekee@google.com> parents: 37528 diff changeset	58 /* Mac OS X 10.3, FreeBSD 6.4, OpenBSD 3.8, OSF/1 4.0, Solaris 2.6, Android
11e138cf1762 signal_h: Fix Android build Kevin Cernekee <cernekee@google.com> parents: 37528 diff changeset	59 declare pthread_sigmask in <pthread.h>, not in <signal.h>.
35059 698898219a1e pthread_sigmask: Ensure declaration in <signal.h>. Bruno Haible <bruno@clisp.org> parents: 35056 diff changeset	60 But avoid namespace pollution on glibc systems.*/
698898219a1e pthread_sigmask: Ensure declaration in <signal.h>. Bruno Haible <bruno@clisp.org> parents: 35056 diff changeset	61 #if (@GNULIB_PTHREAD_SIGMASK@ \|\| defined GNULIB_POSIXCHECK) \
37590 11e138cf1762 signal_h: Fix Android build Kevin Cernekee <cernekee@google.com> parents: 37528 diff changeset	62 && ((defined __APPLE__ && defined __MACH__) \
11e138cf1762 signal_h: Fix Android build Kevin Cernekee <cernekee@google.com> parents: 37528 diff changeset	63 \|\| defined __FreeBSD__ \|\| defined __OpenBSD__ \|\| defined __osf__ \
11e138cf1762 signal_h: Fix Android build Kevin Cernekee <cernekee@google.com> parents: 37528 diff changeset	64 \|\| defined __sun \|\| defined __ANDROID__) \
35059 698898219a1e pthread_sigmask: Ensure declaration in <signal.h>. Bruno Haible <bruno@clisp.org> parents: 35056 diff changeset	65 && ! defined __GLIBC__
698898219a1e pthread_sigmask: Ensure declaration in <signal.h>. Bruno Haible <bruno@clisp.org> parents: 35056 diff changeset	66 # include <pthread.h>
698898219a1e pthread_sigmask: Ensure declaration in <signal.h>. Bruno Haible <bruno@clisp.org> parents: 35056 diff changeset	67 #endif
698898219a1e pthread_sigmask: Ensure declaration in <signal.h>. Bruno Haible <bruno@clisp.org> parents: 35056 diff changeset	68
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	69 /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	70
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	71 /* The definition of _GL_ARG_NONNULL is copied here. */
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	72
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	73 /* The definition of _GL_WARN_ON_USE is copied here. */
32113 7fdd5d6b4fea New module 'arg-nonnull'. Declare which arguments expect non-NULL values. Bruno Haible <bruno@clisp.org> parents: 31115 diff changeset	74
31115 b639c3f9e6b1 signal.h: always support 'volatile sig_atomic_t' Eric Blake <ebb9@byu.net> parents: 30397 diff changeset	75 /* On AIX, sig_atomic_t already includes volatile. C99 requires that
b639c3f9e6b1 signal.h: always support 'volatile sig_atomic_t' Eric Blake <ebb9@byu.net> parents: 30397 diff changeset	76 'volatile sig_atomic_t' ignore the extra modifier, but C89 did not.
b639c3f9e6b1 signal.h: always support 'volatile sig_atomic_t' Eric Blake <ebb9@byu.net> parents: 30397 diff changeset	77 Hence, redefine this to a non-volatile type as needed. */
b639c3f9e6b1 signal.h: always support 'volatile sig_atomic_t' Eric Blake <ebb9@byu.net> parents: 30397 diff changeset	78 #if ! @HAVE_TYPE_VOLATILE_SIG_ATOMIC_T@
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	79 # if !GNULIB_defined_sig_atomic_t
31115 b639c3f9e6b1 signal.h: always support 'volatile sig_atomic_t' Eric Blake <ebb9@byu.net> parents: 30397 diff changeset	80 typedef int rpl_sig_atomic_t;
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	81 # undef sig_atomic_t
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	82 # define sig_atomic_t rpl_sig_atomic_t
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	83 # define GNULIB_defined_sig_atomic_t 1
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	84 # endif
31115 b639c3f9e6b1 signal.h: always support 'volatile sig_atomic_t' Eric Blake <ebb9@byu.net> parents: 30397 diff changeset	85 #endif
b639c3f9e6b1 signal.h: always support 'volatile sig_atomic_t' Eric Blake <ebb9@byu.net> parents: 30397 diff changeset	86
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	87 /* A set or mask of signals. */
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	88 #if !@HAVE_SIGSET_T@
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	89 # if !GNULIB_defined_sigset_t
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	90 typedef unsigned int sigset_t;
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	91 # define GNULIB_defined_sigset_t 1
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	92 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	93 #endif
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	94
34377 22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	95 /* Define sighandler_t, the type of signal handlers. A GNU extension. */
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	96 #if !@HAVE_SIGHANDLER_T@
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	97 # ifdef __cplusplus
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	98 extern "C" {
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	99 # endif
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	100 # if !GNULIB_defined_sighandler_t
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	101 typedef void (*sighandler_t) (int);
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	102 # define GNULIB_defined_sighandler_t 1
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	103 # endif
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	104 # ifdef __cplusplus
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	105 }
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	106 # endif
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	107 #endif
22a5fff524ea signal: Define sighandler_t. Bruno Haible <bruno@clisp.org> parents: 33965 diff changeset	108
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	109
30174 be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	110 #if @GNULIB_SIGNAL_H_SIGPIPE@
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	111 # ifndef SIGPIPE
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	112 /* Define SIGPIPE to a value that does not overlap with other signals. */
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	113 # define SIGPIPE 13
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	114 # define GNULIB_defined_SIGPIPE 1
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	115 /* To actually use SIGPIPE, you also need the gnulib modules 'sigprocmask',
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	116 'write', 'stdio'. */
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	117 # endif
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	118 #endif
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	119
be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	120
33698 d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	121 /* Maximum signal number + 1. */
d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	122 #ifndef NSIG
d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	123 # if defined __TANDEM
d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	124 # define NSIG 32
d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	125 # endif
d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	126 #endif
d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	127
d59dbff5f48d signal: Define NSIG. Bruno Haible <bruno@clisp.org> parents: 33478 diff changeset	128
35034 96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	129 #if @GNULIB_PTHREAD_SIGMASK@
35061 65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	130 # if @REPLACE_PTHREAD_SIGMASK@
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	131 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	132 # undef pthread_sigmask
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	133 # define pthread_sigmask rpl_pthread_sigmask
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	134 # endif
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	135 _GL_FUNCDECL_RPL (pthread_sigmask, int,
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	136 (int how, const sigset_t new_mask, sigset_t old_mask));
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	137 _GL_CXXALIAS_RPL (pthread_sigmask, int,
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	138 (int how, const sigset_t new_mask, sigset_t old_mask));
65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	139 # else
39207 ca2c3817b8a6 pthread_sigmask: Avoid compilation error on mingw. Bruno Haible <bruno@clisp.org> parents: 39199 diff changeset	140 # if !(@HAVE_PTHREAD_SIGMASK@ \|\| defined pthread_sigmask)
35055 c652c288c696 pthread_sigmask: Fix return value. Bruno Haible <bruno@clisp.org> parents: 35034 diff changeset	141 _GL_FUNCDECL_SYS (pthread_sigmask, int,
c652c288c696 pthread_sigmask: Fix return value. Bruno Haible <bruno@clisp.org> parents: 35034 diff changeset	142 (int how, const sigset_t new_mask, sigset_t old_mask));
35061 65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	143 # endif
35056 c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	144 _GL_CXXALIAS_SYS (pthread_sigmask, int,
c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	145 (int how, const sigset_t new_mask, sigset_t old_mask));
35061 65ae13992d49 pthread_sigmask: Fix link requirements on OSF/1 5.1 and with pth. Bruno Haible <bruno@clisp.org> parents: 35060 diff changeset	146 # endif
35056 c2588d0f001a pthread_sigmask: Make declaration C++ safe. Bruno Haible <bruno@clisp.org> parents: 35055 diff changeset	147 _GL_CXXALIASWARN (pthread_sigmask);
35034 96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	148 #elif defined GNULIB_POSIXCHECK
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	149 # undef pthread_sigmask
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	150 # if HAVE_RAW_DECL_PTHREAD_SIGMASK
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	151 _GL_WARN_ON_USE (pthread_sigmask, "pthread_sigmask is not portable - "
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	152 "use gnulib module pthread_sigmask for portability");
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	153 # endif
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	154 #endif
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	155
96eee4b97625 pthread_sigmask: new module Paul Eggert <eggert@cs.ucla.edu> parents: 34531 diff changeset	156
35446 7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	157 #if @GNULIB_RAISE@
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	158 # if @REPLACE_RAISE@
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	159 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	160 # undef raise
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	161 # define raise rpl_raise
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	162 # endif
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	163 _GL_FUNCDECL_RPL (raise, int, (int sig));
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	164 _GL_CXXALIAS_RPL (raise, int, (int sig));
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	165 # else
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	166 # if !@HAVE_RAISE@
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	167 _GL_FUNCDECL_SYS (raise, int, (int sig));
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	168 # endif
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	169 _GL_CXXALIAS_SYS (raise, int, (int sig));
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	170 # endif
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	171 _GL_CXXALIASWARN (raise);
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	172 #elif defined GNULIB_POSIXCHECK
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	173 # undef raise
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	174 /* Assume raise is always declared. */
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	175 _GL_WARN_ON_USE (raise, "raise can crash on native Windows - "
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	176 "use gnulib module raise for portability");
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	177 #endif
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	178
7f942b881aab raise: Support for MSVC. Bruno Haible <bruno@clisp.org> parents: 35061 diff changeset	179
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	180 #if @GNULIB_SIGPROCMASK@
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	181 # if !@HAVE_POSIX_SIGNALBLOCKING@
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	182
35485 95023d7ffbc1 raise: Fix double declaration with modules 'sigprocmask' and 'sigpipe'. Bruno Haible <bruno@clisp.org> parents: 35446 diff changeset	183 # ifndef GNULIB_defined_signal_blocking
95023d7ffbc1 raise: Fix double declaration with modules 'sigprocmask' and 'sigpipe'. Bruno Haible <bruno@clisp.org> parents: 35446 diff changeset	184 # define GNULIB_defined_signal_blocking 1
95023d7ffbc1 raise: Fix double declaration with modules 'sigprocmask' and 'sigpipe'. Bruno Haible <bruno@clisp.org> parents: 35446 diff changeset	185 # endif
95023d7ffbc1 raise: Fix double declaration with modules 'sigprocmask' and 'sigpipe'. Bruno Haible <bruno@clisp.org> parents: 35446 diff changeset	186
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	187 /* Maximum signal number + 1. */
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	188 # ifndef NSIG
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	189 # define NSIG 32
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	190 # endif
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	191
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	192 /* This code supports only 32 signals. */
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	193 # if !GNULIB_defined_verify_NSIG_constraint
33478 eea97d87082f prefer (X ? 1 : -1) when converting from boolean (1,0) to int (1,-1) Paul Eggert <eggert@cs.ucla.edu> parents: 33452 diff changeset	194 typedef int verify_NSIG_constraint[NSIG <= 32 ? 1 : -1];
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	195 # define GNULIB_defined_verify_NSIG_constraint 1
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	196 # endif
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	197
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	198 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	199
37178 e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	200 /* When also using extern inline, suppress the use of static inline in
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	201 standard headers of problematic Apple configurations, as Libc at
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	202 least through Libc-825.26 (2013-04-09) mishandles it; see, e.g.,
39154 55dc3d465b51 maint: shorten https://lists.gnu.org/archive/html/... links Jim Meyering <meyering@fb.com> parents: 38846 diff changeset	203 <https://lists.gnu.org/r/bug-gnulib/2012-12/msg00023.html>.
37178 e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	204 Perhaps Apple will fix this some day. */
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	205 #if (defined _GL_EXTERN_INLINE_IN_USE && defined __APPLE__ \
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	206 && (defined __i386__ \|\| defined __x86_64__))
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	207 # undef sigaddset
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	208 # undef sigdelset
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	209 # undef sigemptyset
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	210 # undef sigfillset
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	211 # undef sigismember
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	212 #endif
e736826b86c7 signal: OS X port of sigaddset etc. + extern inline Paul Eggert <eggert@cs.ucla.edu> parents: 36940 diff changeset	213
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	214 /* Test whether a given signal is contained in a signal set. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	215 # if @HAVE_POSIX_SIGNALBLOCKING@
36626 fa36c6a7c96f Write "Mac OS X" instead of "MacOS X". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	216 /* This function is defined as a macro on Mac OS X. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	217 # if defined __cplusplus && defined GNULIB_NAMESPACE
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	218 # undef sigismember
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	219 # endif
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	220 # else
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	221 _GL_FUNCDECL_SYS (sigismember, int, (const sigset_t *set, int sig)
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	222 _GL_ARG_NONNULL ((1)));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	223 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	224 _GL_CXXALIAS_SYS (sigismember, int, (const sigset_t *set, int sig));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	225 _GL_CXXALIASWARN (sigismember);
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	226
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	227 /* Initialize a signal set to the empty set. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	228 # if @HAVE_POSIX_SIGNALBLOCKING@
36626 fa36c6a7c96f Write "Mac OS X" instead of "MacOS X". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	229 /* This function is defined as a macro on Mac OS X. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	230 # if defined __cplusplus && defined GNULIB_NAMESPACE
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	231 # undef sigemptyset
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	232 # endif
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	233 # else
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	234 _GL_FUNCDECL_SYS (sigemptyset, int, (sigset_t *set) _GL_ARG_NONNULL ((1)));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	235 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	236 _GL_CXXALIAS_SYS (sigemptyset, int, (sigset_t *set));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	237 _GL_CXXALIASWARN (sigemptyset);
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	238
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	239 /* Add a signal to a signal set. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	240 # if @HAVE_POSIX_SIGNALBLOCKING@
36626 fa36c6a7c96f Write "Mac OS X" instead of "MacOS X". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	241 /* This function is defined as a macro on Mac OS X. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	242 # if defined __cplusplus && defined GNULIB_NAMESPACE
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	243 # undef sigaddset
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	244 # endif
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	245 # else
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	246 _GL_FUNCDECL_SYS (sigaddset, int, (sigset_t *set, int sig)
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	247 _GL_ARG_NONNULL ((1)));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	248 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	249 _GL_CXXALIAS_SYS (sigaddset, int, (sigset_t *set, int sig));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	250 _GL_CXXALIASWARN (sigaddset);
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	251
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	252 /* Remove a signal from a signal set. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	253 # if @HAVE_POSIX_SIGNALBLOCKING@
36626 fa36c6a7c96f Write "Mac OS X" instead of "MacOS X". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	254 /* This function is defined as a macro on Mac OS X. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	255 # if defined __cplusplus && defined GNULIB_NAMESPACE
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	256 # undef sigdelset
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	257 # endif
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	258 # else
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	259 _GL_FUNCDECL_SYS (sigdelset, int, (sigset_t *set, int sig)
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	260 _GL_ARG_NONNULL ((1)));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	261 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	262 _GL_CXXALIAS_SYS (sigdelset, int, (sigset_t *set, int sig));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	263 _GL_CXXALIASWARN (sigdelset);
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	264
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	265 /* Fill a signal set with all possible signals. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	266 # if @HAVE_POSIX_SIGNALBLOCKING@
36626 fa36c6a7c96f Write "Mac OS X" instead of "MacOS X". Bruno Haible <bruno@clisp.org> parents: 35892 diff changeset	267 /* This function is defined as a macro on Mac OS X. */
32713 a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	268 # if defined __cplusplus && defined GNULIB_NAMESPACE
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	269 # undef sigfillset
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	270 # endif
a91515f44ea2 signal: Undefine macro definitions in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32629 diff changeset	271 # else
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	272 _GL_FUNCDECL_SYS (sigfillset, int, (sigset_t *set) _GL_ARG_NONNULL ((1)));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	273 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	274 _GL_CXXALIAS_SYS (sigfillset, int, (sigset_t *set));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	275 _GL_CXXALIASWARN (sigfillset);
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	276
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	277 /* Return the set of those blocked signals that are pending. */
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	278 # if !@HAVE_POSIX_SIGNALBLOCKING@
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	279 _GL_FUNCDECL_SYS (sigpending, int, (sigset_t *set) _GL_ARG_NONNULL ((1)));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	280 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	281 _GL_CXXALIAS_SYS (sigpending, int, (sigset_t *set));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	282 _GL_CXXALIASWARN (sigpending);
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	283
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	284 /* If OLD_SET is not NULL, put the current set of blocked signals in *OLD_SET.
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	285 Then, if SET is not NULL, affect the current set of blocked signals by
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	286 combining it with *SET as indicated in OPERATION.
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	287 In this implementation, you are not allowed to change a signal handler
cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	288 while the signal is blocked. */
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	289 # if !@HAVE_POSIX_SIGNALBLOCKING@
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	290 # define SIG_BLOCK 0 /* blocked_set = blocked_set \| set; /
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	291 # define SIG_SETMASK 1 /* blocked_set = set; /
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	292 # define SIG_UNBLOCK 2 /* blocked_set = blocked_set & ~set; /
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	293 _GL_FUNCDECL_SYS (sigprocmask, int,
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	294 (int operation, const sigset_t set, sigset_t old_set));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	295 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	296 _GL_CXXALIAS_SYS (sigprocmask, int,
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	297 (int operation, const sigset_t set, sigset_t old_set));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	298 _GL_CXXALIASWARN (sigprocmask);
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	299
29919 84003504e43e Improve robustness of sigprocmask by overriding signal. Eric Blake <ebb9@byu.net> parents: 29000 diff changeset	300 /* Install the handler FUNC for signal SIG, and return the previous
84003504e43e Improve robustness of sigprocmask by overriding signal. Eric Blake <ebb9@byu.net> parents: 29000 diff changeset	301 handler. */
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	302 # ifdef __cplusplus
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	303 extern "C" {
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	304 # endif
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	305 # if !GNULIB_defined_function_taking_int_returning_void_t
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	306 typedef void (*_gl_function_taking_int_returning_void_t) (int);
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	307 # define GNULIB_defined_function_taking_int_returning_void_t 1
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	308 # endif
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	309 # ifdef __cplusplus
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	310 }
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	311 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	312 # if !@HAVE_POSIX_SIGNALBLOCKING@
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	313 # if !(defined __cplusplus && defined GNULIB_NAMESPACE)
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	314 # define signal rpl_signal
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	315 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	316 _GL_FUNCDECL_RPL (signal, _gl_function_taking_int_returning_void_t,
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	317 (int sig, _gl_function_taking_int_returning_void_t func));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	318 _GL_CXXALIAS_RPL (signal, _gl_function_taking_int_returning_void_t,
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	319 (int sig, _gl_function_taking_int_returning_void_t func));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	320 # else
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	321 _GL_CXXALIAS_SYS (signal, _gl_function_taking_int_returning_void_t,
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	322 (int sig, _gl_function_taking_int_returning_void_t func));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	323 # endif
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	324 _GL_CXXALIASWARN (signal);
30174 be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	325
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	326 # if !@HAVE_POSIX_SIGNALBLOCKING@ && GNULIB_defined_SIGPIPE
35485 95023d7ffbc1 raise: Fix double declaration with modules 'sigprocmask' and 'sigpipe'. Bruno Haible <bruno@clisp.org> parents: 35446 diff changeset	327 /* Raise signal SIGPIPE. */
95023d7ffbc1 raise: Fix double declaration with modules 'sigprocmask' and 'sigpipe'. Bruno Haible <bruno@clisp.org> parents: 35446 diff changeset	328 _GL_EXTERN_C int _gl_raise_SIGPIPE (void);
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	329 # endif
30174 be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	330
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	331 #elif defined GNULIB_POSIXCHECK
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	332 # undef sigaddset
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	333 # if HAVE_RAW_DECL_SIGADDSET
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	334 _GL_WARN_ON_USE (sigaddset, "sigaddset is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	335 "use the gnulib module sigprocmask for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	336 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	337 # undef sigdelset
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	338 # if HAVE_RAW_DECL_SIGDELSET
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	339 _GL_WARN_ON_USE (sigdelset, "sigdelset is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	340 "use the gnulib module sigprocmask for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	341 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	342 # undef sigemptyset
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	343 # if HAVE_RAW_DECL_SIGEMPTYSET
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	344 _GL_WARN_ON_USE (sigemptyset, "sigemptyset is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	345 "use the gnulib module sigprocmask for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	346 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	347 # undef sigfillset
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	348 # if HAVE_RAW_DECL_SIGFILLSET
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	349 _GL_WARN_ON_USE (sigfillset, "sigfillset is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	350 "use the gnulib module sigprocmask for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	351 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	352 # undef sigismember
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	353 # if HAVE_RAW_DECL_SIGISMEMBER
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	354 _GL_WARN_ON_USE (sigismember, "sigismember is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	355 "use the gnulib module sigprocmask for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	356 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	357 # undef sigpending
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	358 # if HAVE_RAW_DECL_SIGPENDING
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	359 _GL_WARN_ON_USE (sigpending, "sigpending is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	360 "use the gnulib module sigprocmask for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	361 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	362 # undef sigprocmask
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	363 # if HAVE_RAW_DECL_SIGPROCMASK
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	364 _GL_WARN_ON_USE (sigprocmask, "sigprocmask is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	365 "use the gnulib module sigprocmask for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	366 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	367 #endif /* @GNULIB_SIGPROCMASK@ */
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	368
30174 be50cfde3f08 Support signal handling with SIGPIPE on native Windows platforms. Bruno Haible <bruno@clisp.org> parents: 30066 diff changeset	369
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	370 #if @GNULIB_SIGACTION@
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	371 # if !@HAVE_SIGACTION@
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	372
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	373 # if !@HAVE_SIGINFO_T@
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	374
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	375 # if !GNULIB_defined_siginfo_types
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	376
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	377 /* Present to allow compilation, but unsupported by gnulib. */
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	378 union sigval
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	379 {
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	380 int sival_int;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	381 void *sival_ptr;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	382 };
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	383
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	384 /* Present to allow compilation, but unsupported by gnulib. */
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	385 struct siginfo_t
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	386 {
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	387 int si_signo;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	388 int si_code;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	389 int si_errno;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	390 pid_t si_pid;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	391 uid_t si_uid;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	392 void *si_addr;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	393 int si_status;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	394 long si_band;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	395 union sigval si_value;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	396 };
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	397 typedef struct siginfo_t siginfo_t;
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	398
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	399 # define GNULIB_defined_siginfo_types 1
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	400 # endif
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	401
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	402 # endif /* !@HAVE_SIGINFO_T@ */
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	403
29934 32be2f87e69e Comment fixes. Bruno Haible <bruno@clisp.org> parents: 29927 diff changeset	404 /* We assume that platforms which lack the sigaction() function also lack
32be2f87e69e Comment fixes. Bruno Haible <bruno@clisp.org> parents: 29927 diff changeset	405 the 'struct sigaction' type, and vice versa. */
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	406
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	407 # if !GNULIB_defined_struct_sigaction
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	408
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	409 struct sigaction
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	410 {
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	411 union
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	412 {
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	413 void (*_sa_handler) (int);
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	414 /* Present to allow compilation, but unsupported by gnulib. POSIX
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	415 says that implementations may, but not must, make sa_sigaction
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	416 overlap with sa_handler, but we know of no implementation where
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	417 they do not overlap. */
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	418 void (_sa_sigaction) (int, siginfo_t , void *);
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	419 } _sa_func;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	420 sigset_t sa_mask;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	421 /* Not all POSIX flags are supported. */
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	422 int sa_flags;
751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	423 };
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	424 # define sa_handler _sa_func._sa_handler
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	425 # define sa_sigaction _sa_func._sa_sigaction
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	426 /* Unsupported flags are not present. */
33965 a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	427 # define SA_RESETHAND 1
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	428 # define SA_NODEFER 2
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	429 # define SA_RESTART 4
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	430
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	431 # define GNULIB_defined_struct_sigaction 1
a40b2c4c777b Allow multiple gnulib generated replacements to coexist. Bruno Haible <bruno@clisp.org> parents: 33770 diff changeset	432 # endif
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	433
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	434 _GL_FUNCDECL_SYS (sigaction, int, (int, const struct sigaction *restrict,
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	435 struct sigaction *restrict));
29920 751ae2428ca1 New module sigaction, for mingw. Eric Blake <ebb9@byu.net> parents: 29919 diff changeset	436
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	437 # elif !@HAVE_STRUCT_SIGACTION_SA_SIGACTION@
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	438
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	439 # define sa_sigaction sa_handler
30012 4decebc67b8b c-stack: fix regression on Irix 5.3 from 2008-06-21 Eric Blake <ebb9@byu.net> parents: 29934 diff changeset	440
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	441 # endif /* !@HAVE_SIGACTION@, !@HAVE_STRUCT_SIGACTION_SA_SIGACTION@ */
32629 9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	442
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	443 _GL_CXXALIAS_SYS (sigaction, int, (int, const struct sigaction *restrict,
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	444 struct sigaction *restrict));
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	445 _GL_CXXALIASWARN (sigaction);
9a24ca590ba9 signal: Avoid #define replacements in C++ mode. Bruno Haible <bruno@clisp.org> parents: 32457 diff changeset	446
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	447 #elif defined GNULIB_POSIXCHECK
a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	448 # undef sigaction
32457 c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	449 # if HAVE_RAW_DECL_SIGACTION
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	450 _GL_WARN_ON_USE (sigaction, "sigaction is unportable - "
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	451 "use the gnulib module sigaction for portability");
c7ecc0826315 warn-on-use: use instead of link-warning Eric Blake <ebb9@byu.net> parents: 32250 diff changeset	452 # endif
32226 a8de5cccb0e5 signal, spawn: use link warnings Eric Blake <ebb9@byu.net> parents: 32113 diff changeset	453 #endif
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	454
30397 6ce98e89158e Define a dummy SA_NODEFER macro on Interix. Bruno Haible <bruno@clisp.org> parents: 30346 diff changeset	455 /* Some systems don't have SA_NODEFER. */
6ce98e89158e Define a dummy SA_NODEFER macro on Interix. Bruno Haible <bruno@clisp.org> parents: 30346 diff changeset	456 #ifndef SA_NODEFER
6ce98e89158e Define a dummy SA_NODEFER macro on Interix. Bruno Haible <bruno@clisp.org> parents: 30346 diff changeset	457 # define SA_NODEFER 0
6ce98e89158e Define a dummy SA_NODEFER macro on Interix. Bruno Haible <bruno@clisp.org> parents: 30346 diff changeset	458 #endif
6ce98e89158e Define a dummy SA_NODEFER macro on Interix. Bruno Haible <bruno@clisp.org> parents: 30346 diff changeset	459
6ce98e89158e Define a dummy SA_NODEFER macro on Interix. Bruno Haible <bruno@clisp.org> parents: 30346 diff changeset	460
34531 aebcca9ddd62 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 34377 diff changeset	461 #endif /* _@GUARD_PREFIX@_SIGNAL_H */
aebcca9ddd62 Allow multiple gnulib generated include files to be combined. Bruno Haible <bruno@clisp.org> parents: 34377 diff changeset	462 #endif /* _@GUARD_PREFIX@_SIGNAL_H */
28950 cde07c866610 Rename signal_.h to signal.in.h. Bruno Haible <bruno@clisp.org> parents: diff changeset	463 #endif

Mercurial > gnulib

annotate lib/signal.in.h @ 39207:ca2c3817b8a6