diff options
Diffstat (limited to 'lib/sys_select.in.h')
| -rw-r--r-- | lib/sys_select.in.h | 50 |
1 files changed, 31 insertions, 19 deletions
diff --git a/lib/sys_select.in.h b/lib/sys_select.in.h index 3bda2122277..2bd0e0f79a8 100644 --- a/lib/sys_select.in.h +++ b/lib/sys_select.in.h @@ -1,18 +1,18 @@ /* Substitute for <sys/select.h>. - Copyright (C) 2007-2017 Free Software Foundation, Inc. + Copyright (C) 2007-2022 Free Software Foundation, Inc. - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 3, or (at your option) - any later version. + This file is free software: you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. - This program is distributed in the hope that it will be useful, + This file is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. + GNU Lesser General Public License for more details. - You should have received a copy of the GNU General Public License - along with this program; if not, see <https://www.gnu.org/licenses/>. */ + You should have received a copy of the GNU Lesser General Public License + along with this program. If not, see <https://www.gnu.org/licenses/>. */ # if __GNUC__ >= 3 @PRAGMA_SYSTEM_HEADER@ @@ -21,7 +21,7 @@ /* On OSF/1 and Solaris 2.6, <sys/types.h> and <sys/time.h> both include <sys/select.h>. - On Cygwin, <sys/time.h> includes <sys/select.h>. + On Cygwin and OpenBSD, <sys/time.h> includes <sys/select.h>. Simply delegate to the system's header in this case. */ #if (@HAVE_SYS_SELECT_H@ \ && !defined _GL_SYS_SELECT_H_REDIRECT_FROM_SYS_TYPES_H \ @@ -39,6 +39,7 @@ || (!defined _GL_SYS_SELECT_H_REDIRECT_FROM_SYS_TIME_H \ && ((defined __osf__ && defined _SYS_TIME_H_ \ && defined _OSF_SOURCE) \ + || (defined __OpenBSD__ && defined _SYS_TIME_H_) \ || (defined __sun && defined _SYS_TIME_H \ && (! (defined _XOPEN_SOURCE \ || defined _POSIX_C_SOURCE) \ @@ -103,9 +104,16 @@ /* Get definition of 'sigset_t'. But avoid namespace pollution on glibc systems and "unknown type name" problems on Cygwin. + On OS/2 kLIBC, sigset_t is defined in <sys/select.h>, too. In addition, + if <sys/param.h> is included, <types.h> -> <sys/types.h> -> <sys/select.h> + are included. Then <signal.h> -> <pthread.h> are included by GNULIB. By the + way, <pthread.h> requires PAGE_SIZE defined in <sys/param.h>. However, + <sys/param.h> has not been processed, yet. As a result, 'PAGE_SIZE' + undeclared error occurs in <pthread.h>. Do this after the include_next (for the sake of OpenBSD 5.0) but before the split double-inclusion guard (for the sake of Solaris). */ -#if !((defined __GLIBC__ || defined __CYGWIN__) && !defined __UCLIBC__) +#if !((defined __GLIBC__ || defined __CYGWIN__ || defined __KLIBC__) \ + && !defined __UCLIBC__) # include <signal.h> #endif @@ -177,14 +185,14 @@ rpl_fd_isset (SOCKET fd, fd_set * set) # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef close # define close close_used_without_including_unistd_h -# else +# elif !defined __clang__ _GL_WARN_ON_USE (close, "close() used without including <unistd.h>"); # endif # if !(defined __cplusplus && defined GNULIB_NAMESPACE) # undef gethostname # define gethostname gethostname_used_without_including_unistd_h -# else +# elif !defined __clang__ _GL_WARN_ON_USE (gethostname, "gethostname() used without including <unistd.h>"); # endif @@ -219,7 +227,7 @@ rpl_fd_isset (SOCKET fd, fd_set * set) # define setsockopt setsockopt_used_without_including_sys_socket_h # undef shutdown # define shutdown shutdown_used_without_including_sys_socket_h -# else +# elif !defined __clang__ _GL_WARN_ON_USE (socket, "socket() used without including <sys/socket.h>"); _GL_WARN_ON_USE (connect, @@ -271,9 +279,13 @@ _GL_FUNCDECL_SYS (pselect, int, (int, fd_set *restrict, fd_set *restrict, fd_set *restrict, struct timespec const *restrict, const sigset_t *restrict)); # endif -_GL_CXXALIAS_SYS (pselect, int, - (int, fd_set *restrict, fd_set *restrict, fd_set *restrict, - struct timespec const *restrict, const sigset_t *restrict)); +/* Need to cast, because on AIX 7, the second, third, fourth argument may be + void *restrict, void *restrict, void *restrict. */ +_GL_CXXALIAS_SYS_CAST (pselect, int, + (int, + fd_set *restrict, fd_set *restrict, fd_set *restrict, + struct timespec const *restrict, + const sigset_t *restrict)); # endif _GL_CXXALIASWARN (pselect); #elif defined GNULIB_POSIXCHECK @@ -295,11 +307,11 @@ _GL_FUNCDECL_RPL (select, int, struct timeval *restrict)); _GL_CXXALIAS_RPL (select, int, (int, fd_set *restrict, fd_set *restrict, fd_set *restrict, - struct timeval *restrict)); + timeval *restrict)); # else _GL_CXXALIAS_SYS (select, int, (int, fd_set *restrict, fd_set *restrict, fd_set *restrict, - struct timeval *restrict)); + timeval *restrict)); # endif _GL_CXXALIASWARN (select); #elif @HAVE_WINSOCK2_H@ |