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author | Thomas Guyot-Sionnest <dermoth@aei.ca> | 2010-04-07 21:11:46 -0400 |
---|---|---|
committer | Thomas Guyot-Sionnest <dermoth@aei.ca> | 2010-04-12 21:26:35 -0400 |
commit | 74da141e618ef99959d509cb2e7be35a348a39db (patch) | |
tree | 88ebc38b381a1021fc2d74864a71e230ae591c3d /gl/unistd.in.h | |
parent | c63a4f726a0b6ad8cf6040f947754a81fd4683bb (diff) | |
download | monitoring-plugins-74da141e618ef99959d509cb2e7be35a348a39db.tar.gz |
Sync with the latest Gnulib code (177f525)
Signed-off-by: Thomas Guyot-Sionnest <dermoth@aei.ca>
Diffstat (limited to 'gl/unistd.in.h')
-rw-r--r-- | gl/unistd.in.h | 1182 |
1 files changed, 941 insertions, 241 deletions
diff --git a/gl/unistd.in.h b/gl/unistd.in.h index fa8d84a3..45fc5dcf 100644 --- a/gl/unistd.in.h +++ b/gl/unistd.in.h | |||
@@ -1,5 +1,5 @@ | |||
1 | /* Substitute for and wrapper around <unistd.h>. | 1 | /* Substitute for and wrapper around <unistd.h>. |
2 | Copyright (C) 2003-2009 Free Software Foundation, Inc. | 2 | Copyright (C) 2003-2010 Free Software Foundation, Inc. |
3 | 3 | ||
4 | This program is free software; you can redistribute it and/or modify | 4 | This program is free software; you can redistribute it and/or modify |
5 | it under the terms of the GNU General Public License as published by | 5 | it under the terms of the GNU General Public License as published by |
@@ -15,77 +15,171 @@ | |||
15 | along with this program; if not, write to the Free Software Foundation, | 15 | along with this program; if not, write to the Free Software Foundation, |
16 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ | 16 | Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ |
17 | 17 | ||
18 | #ifndef _GL_UNISTD_H | ||
19 | |||
20 | #if __GNUC__ >= 3 | 18 | #if __GNUC__ >= 3 |
21 | @PRAGMA_SYSTEM_HEADER@ | 19 | @PRAGMA_SYSTEM_HEADER@ |
22 | #endif | 20 | #endif |
23 | 21 | ||
22 | /* Special invocation convention: | ||
23 | - On mingw, several headers, including <winsock2.h>, include <unistd.h>, | ||
24 | but we need to ensure that both the system <unistd.h> and <winsock2.h> | ||
25 | are completely included before we replace gethostname. */ | ||
26 | #if @GNULIB_GETHOSTNAME@ && @UNISTD_H_HAVE_WINSOCK2_H@ \ | ||
27 | && !defined _GL_WINSOCK2_H_WITNESS && defined _WINSOCK2_H | ||
28 | /* <unistd.h> is being indirectly included for the first time from | ||
29 | <winsock2.h>; avoid declaring any overrides. */ | ||
30 | # if @HAVE_UNISTD_H@ | ||
31 | # @INCLUDE_NEXT@ @NEXT_UNISTD_H@ | ||
32 | # else | ||
33 | # error unexpected; report this to bug-gnulib@gnu.org | ||
34 | # endif | ||
35 | # define _GL_WINSOCK2_H_WITNESS | ||
36 | |||
37 | /* Normal invocation. */ | ||
38 | #elif !defined _GL_UNISTD_H | ||
39 | |||
24 | /* The include_next requires a split double-inclusion guard. */ | 40 | /* The include_next requires a split double-inclusion guard. */ |
25 | #if @HAVE_UNISTD_H@ | 41 | #if @HAVE_UNISTD_H@ |
26 | # @INCLUDE_NEXT@ @NEXT_UNISTD_H@ | 42 | # @INCLUDE_NEXT@ @NEXT_UNISTD_H@ |
27 | #endif | 43 | #endif |
28 | 44 | ||
29 | #ifndef _GL_UNISTD_H | 45 | /* Get all possible declarations of gethostname(). */ |
46 | #if @GNULIB_GETHOSTNAME@ && @UNISTD_H_HAVE_WINSOCK2_H@ \ | ||
47 | && !defined _GL_INCLUDING_WINSOCK2_H | ||
48 | # define _GL_INCLUDING_WINSOCK2_H | ||
49 | # include <winsock2.h> | ||
50 | # undef _GL_INCLUDING_WINSOCK2_H | ||
51 | #endif | ||
52 | |||
53 | #if !defined _GL_UNISTD_H && !defined _GL_INCLUDING_WINSOCK2_H | ||
30 | #define _GL_UNISTD_H | 54 | #define _GL_UNISTD_H |
31 | 55 | ||
56 | /* NetBSD 5.0 mis-defines NULL. Also get size_t. */ | ||
57 | #include <stddef.h> | ||
58 | |||
32 | /* mingw doesn't define the SEEK_* or *_FILENO macros in <unistd.h>. */ | 59 | /* mingw doesn't define the SEEK_* or *_FILENO macros in <unistd.h>. */ |
33 | #if !(defined SEEK_CUR && defined SEEK_END && defined SEEK_SET) | 60 | /* Cygwin 1.7.1 declares symlinkat in <stdio.h>, not in <unistd.h>. */ |
61 | /* But avoid namespace pollution on glibc systems. */ | ||
62 | #if (!(defined SEEK_CUR && defined SEEK_END && defined SEEK_SET) \ | ||
63 | || (@GNULIB_SYMLINKAT@ || defined GNULIB_POSIXCHECK)) \ | ||
64 | && ! defined __GLIBC__ | ||
34 | # include <stdio.h> | 65 | # include <stdio.h> |
35 | #endif | 66 | #endif |
36 | 67 | ||
68 | /* Cygwin 1.7.1 declares unlinkat in <fcntl.h>, not in <unistd.h>. */ | ||
69 | /* But avoid namespace pollution on glibc systems. */ | ||
70 | #if (@GNULIB_UNLINKAT@ || defined GNULIB_POSIXCHECK) && ! defined __GLIBC__ | ||
71 | # include <fcntl.h> | ||
72 | #endif | ||
73 | |||
37 | /* mingw fails to declare _exit in <unistd.h>. */ | 74 | /* mingw fails to declare _exit in <unistd.h>. */ |
38 | /* mingw, BeOS, Haiku declare environ in <stdlib.h>, not in <unistd.h>. */ | 75 | /* mingw, BeOS, Haiku declare environ in <stdlib.h>, not in <unistd.h>. */ |
39 | #include <stdlib.h> | 76 | /* Solaris declares getcwd not only in <unistd.h> but also in <stdlib.h>. */ |
77 | /* But avoid namespace pollution on glibc systems. */ | ||
78 | #ifndef __GLIBC__ | ||
79 | # include <stdlib.h> | ||
80 | #endif | ||
40 | 81 | ||
41 | #if @GNULIB_WRITE@ && @REPLACE_WRITE@ && @GNULIB_UNISTD_H_SIGPIPE@ | 82 | /* mingw declares getcwd in <io.h>, not in <unistd.h>. */ |
83 | #if ((@GNULIB_GETCWD@ || defined GNULIB_POSIXCHECK) \ | ||
84 | && ((defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__)) | ||
85 | # include <io.h> | ||
86 | #endif | ||
87 | |||
88 | #if (@GNULIB_WRITE@ || @GNULIB_READLINK@ || @GNULIB_READLINKAT@ \ | ||
89 | || @GNULIB_PREAD@ || defined GNULIB_POSIXCHECK) | ||
42 | /* Get ssize_t. */ | 90 | /* Get ssize_t. */ |
43 | # include <sys/types.h> | 91 | # include <sys/types.h> |
44 | #endif | 92 | #endif |
45 | 93 | ||
94 | /* Get getopt(), optarg, optind, opterr, optopt. | ||
95 | But avoid namespace pollution on glibc systems. */ | ||
96 | #if @GNULIB_UNISTD_H_GETOPT@ && !defined __GLIBC__ && !defined _GL_SYSTEM_GETOPT | ||
97 | # include <getopt.h> | ||
98 | #endif | ||
99 | |||
100 | /* The definitions of _GL_FUNCDECL_RPL etc. are copied here. */ | ||
101 | |||
102 | /* The definition of _GL_ARG_NONNULL is copied here. */ | ||
103 | |||
104 | /* The definition of _GL_WARN_ON_USE is copied here. */ | ||
105 | |||
106 | |||
46 | #if @GNULIB_GETHOSTNAME@ | 107 | #if @GNULIB_GETHOSTNAME@ |
47 | /* Get all possible declarations of gethostname(). */ | 108 | /* Get all possible declarations of gethostname(). */ |
48 | # if @UNISTD_H_HAVE_WINSOCK2_H@ | 109 | # if @UNISTD_H_HAVE_WINSOCK2_H@ |
49 | # include <winsock2.h> | ||
50 | # if !defined _GL_SYS_SOCKET_H | 110 | # if !defined _GL_SYS_SOCKET_H |
51 | # undef socket | 111 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
52 | # define socket socket_used_without_including_sys_socket_h | 112 | # undef socket |
53 | # undef connect | 113 | # define socket socket_used_without_including_sys_socket_h |
54 | # define connect connect_used_without_including_sys_socket_h | 114 | # undef connect |
55 | # undef accept | 115 | # define connect connect_used_without_including_sys_socket_h |
56 | # define accept accept_used_without_including_sys_socket_h | 116 | # undef accept |
57 | # undef bind | 117 | # define accept accept_used_without_including_sys_socket_h |
58 | # define bind bind_used_without_including_sys_socket_h | 118 | # undef bind |
59 | # undef getpeername | 119 | # define bind bind_used_without_including_sys_socket_h |
60 | # define getpeername getpeername_used_without_including_sys_socket_h | 120 | # undef getpeername |
61 | # undef getsockname | 121 | # define getpeername getpeername_used_without_including_sys_socket_h |
62 | # define getsockname getsockname_used_without_including_sys_socket_h | 122 | # undef getsockname |
63 | # undef getsockopt | 123 | # define getsockname getsockname_used_without_including_sys_socket_h |
64 | # define getsockopt getsockopt_used_without_including_sys_socket_h | 124 | # undef getsockopt |
65 | # undef listen | 125 | # define getsockopt getsockopt_used_without_including_sys_socket_h |
66 | # define listen listen_used_without_including_sys_socket_h | 126 | # undef listen |
67 | # undef recv | 127 | # define listen listen_used_without_including_sys_socket_h |
68 | # define recv recv_used_without_including_sys_socket_h | 128 | # undef recv |
69 | # undef send | 129 | # define recv recv_used_without_including_sys_socket_h |
70 | # define send send_used_without_including_sys_socket_h | 130 | # undef send |
71 | # undef recvfrom | 131 | # define send send_used_without_including_sys_socket_h |
72 | # define recvfrom recvfrom_used_without_including_sys_socket_h | 132 | # undef recvfrom |
73 | # undef sendto | 133 | # define recvfrom recvfrom_used_without_including_sys_socket_h |
74 | # define sendto sendto_used_without_including_sys_socket_h | 134 | # undef sendto |
75 | # undef setsockopt | 135 | # define sendto sendto_used_without_including_sys_socket_h |
76 | # define setsockopt setsockopt_used_without_including_sys_socket_h | 136 | # undef setsockopt |
77 | # undef shutdown | 137 | # define setsockopt setsockopt_used_without_including_sys_socket_h |
78 | # define shutdown shutdown_used_without_including_sys_socket_h | 138 | # undef shutdown |
139 | # define shutdown shutdown_used_without_including_sys_socket_h | ||
140 | # else | ||
141 | _GL_WARN_ON_USE (socket, | ||
142 | "socket() used without including <sys/socket.h>"); | ||
143 | _GL_WARN_ON_USE (connect, | ||
144 | "connect() used without including <sys/socket.h>"); | ||
145 | _GL_WARN_ON_USE (accept, | ||
146 | "accept() used without including <sys/socket.h>"); | ||
147 | _GL_WARN_ON_USE (bind, | ||
148 | "bind() used without including <sys/socket.h>"); | ||
149 | _GL_WARN_ON_USE (getpeername, | ||
150 | "getpeername() used without including <sys/socket.h>"); | ||
151 | _GL_WARN_ON_USE (getsockname, | ||
152 | "getsockname() used without including <sys/socket.h>"); | ||
153 | _GL_WARN_ON_USE (getsockopt, | ||
154 | "getsockopt() used without including <sys/socket.h>"); | ||
155 | _GL_WARN_ON_USE (listen, | ||
156 | "listen() used without including <sys/socket.h>"); | ||
157 | _GL_WARN_ON_USE (recv, | ||
158 | "recv() used without including <sys/socket.h>"); | ||
159 | _GL_WARN_ON_USE (send, | ||
160 | "send() used without including <sys/socket.h>"); | ||
161 | _GL_WARN_ON_USE (recvfrom, | ||
162 | "recvfrom() used without including <sys/socket.h>"); | ||
163 | _GL_WARN_ON_USE (sendto, | ||
164 | "sendto() used without including <sys/socket.h>"); | ||
165 | _GL_WARN_ON_USE (setsockopt, | ||
166 | "setsockopt() used without including <sys/socket.h>"); | ||
167 | _GL_WARN_ON_USE (shutdown, | ||
168 | "shutdown() used without including <sys/socket.h>"); | ||
169 | # endif | ||
79 | # endif | 170 | # endif |
80 | # if !defined _GL_SYS_SELECT_H | 171 | # if !defined _GL_SYS_SELECT_H |
81 | # undef select | 172 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
82 | # define select select_used_without_including_sys_select_h | 173 | # undef select |
174 | # define select select_used_without_including_sys_select_h | ||
175 | # else | ||
176 | _GL_WARN_ON_USE (select, | ||
177 | "select() used without including <sys/select.h>"); | ||
178 | # endif | ||
83 | # endif | 179 | # endif |
84 | # endif | 180 | # endif |
85 | #endif | 181 | #endif |
86 | 182 | ||
87 | /* The definition of GL_LINK_WARNING is copied here. */ | ||
88 | |||
89 | 183 | ||
90 | /* OS/2 EMX lacks these macros. */ | 184 | /* OS/2 EMX lacks these macros. */ |
91 | #ifndef STDIN_FILENO | 185 | #ifndef STDIN_FILENO |
@@ -98,72 +192,147 @@ | |||
98 | # define STDERR_FILENO 2 | 192 | # define STDERR_FILENO 2 |
99 | #endif | 193 | #endif |
100 | 194 | ||
195 | /* Ensure *_OK macros exist. */ | ||
196 | #ifndef F_OK | ||
197 | # define F_OK 0 | ||
198 | # define X_OK 1 | ||
199 | # define W_OK 2 | ||
200 | # define R_OK 4 | ||
201 | #endif | ||
202 | |||
203 | |||
101 | /* Declare overridden functions. */ | 204 | /* Declare overridden functions. */ |
102 | 205 | ||
103 | #ifdef __cplusplus | 206 | |
104 | extern "C" { | 207 | #if defined GNULIB_POSIXCHECK |
208 | /* The access() function is a security risk. */ | ||
209 | _GL_WARN_ON_USE (access, "the access function is a security risk - " | ||
210 | "use the gnulib module faccessat instead"); | ||
105 | #endif | 211 | #endif |
106 | 212 | ||
107 | 213 | ||
108 | #if @GNULIB_CHOWN@ | 214 | #if @GNULIB_CHOWN@ |
109 | # if @REPLACE_CHOWN@ | ||
110 | # ifndef REPLACE_CHOWN | ||
111 | # define REPLACE_CHOWN 1 | ||
112 | # endif | ||
113 | # if REPLACE_CHOWN | ||
114 | /* Change the owner of FILE to UID (if UID is not -1) and the group of FILE | 215 | /* Change the owner of FILE to UID (if UID is not -1) and the group of FILE |
115 | to GID (if GID is not -1). Follow symbolic links. | 216 | to GID (if GID is not -1). Follow symbolic links. |
116 | Return 0 if successful, otherwise -1 and errno set. | 217 | Return 0 if successful, otherwise -1 and errno set. |
117 | See the POSIX:2001 specification | 218 | See the POSIX:2001 specification |
118 | <http://www.opengroup.org/susv3xsh/chown.html>. */ | 219 | <http://www.opengroup.org/susv3xsh/chown.html>. */ |
220 | # if @REPLACE_CHOWN@ | ||
221 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
222 | # undef chown | ||
119 | # define chown rpl_chown | 223 | # define chown rpl_chown |
120 | extern int chown (const char *file, uid_t uid, gid_t gid); | ||
121 | # endif | 224 | # endif |
225 | _GL_FUNCDECL_RPL (chown, int, (const char *file, uid_t uid, gid_t gid) | ||
226 | _GL_ARG_NONNULL ((1))); | ||
227 | _GL_CXXALIAS_RPL (chown, int, (const char *file, uid_t uid, gid_t gid)); | ||
228 | # else | ||
229 | # if !@HAVE_CHOWN@ | ||
230 | _GL_FUNCDECL_SYS (chown, int, (const char *file, uid_t uid, gid_t gid) | ||
231 | _GL_ARG_NONNULL ((1))); | ||
232 | # endif | ||
233 | _GL_CXXALIAS_SYS (chown, int, (const char *file, uid_t uid, gid_t gid)); | ||
122 | # endif | 234 | # endif |
235 | _GL_CXXALIASWARN (chown); | ||
123 | #elif defined GNULIB_POSIXCHECK | 236 | #elif defined GNULIB_POSIXCHECK |
124 | # undef chown | 237 | # undef chown |
125 | # define chown(f,u,g) \ | 238 | # if HAVE_RAW_DECL_CHOWN |
126 | (GL_LINK_WARNING ("chown fails to follow symlinks on some systems and " \ | 239 | _GL_WARN_ON_USE (chown, "chown fails to follow symlinks on some systems and " |
127 | "doesn't treat a uid or gid of -1 on some systems - " \ | 240 | "doesn't treat a uid or gid of -1 on some systems - " |
128 | "use gnulib module chown for portability"), \ | 241 | "use gnulib module chown for portability"); |
129 | chown (f, u, g)) | 242 | # endif |
130 | #endif | 243 | #endif |
131 | 244 | ||
132 | 245 | ||
133 | #if @GNULIB_CLOSE@ | 246 | #if @GNULIB_CLOSE@ |
134 | # if @REPLACE_CLOSE@ | 247 | # if @REPLACE_CLOSE@ |
135 | /* Automatically included by modules that need a replacement for close. */ | 248 | /* Automatically included by modules that need a replacement for close. */ |
136 | # undef close | 249 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
137 | # define close rpl_close | 250 | # undef close |
138 | extern int close (int); | 251 | # define close rpl_close |
252 | # endif | ||
253 | _GL_FUNCDECL_RPL (close, int, (int fd)); | ||
254 | _GL_CXXALIAS_RPL (close, int, (int fd)); | ||
255 | # else | ||
256 | _GL_CXXALIAS_SYS (close, int, (int fd)); | ||
139 | # endif | 257 | # endif |
140 | #elif @UNISTD_H_HAVE_WINSOCK2_H@ | 258 | _GL_CXXALIASWARN (close); |
259 | #elif @UNISTD_H_HAVE_WINSOCK2_H_AND_USE_SOCKETS@ | ||
141 | # undef close | 260 | # undef close |
142 | # define close close_used_without_requesting_gnulib_module_close | 261 | # define close close_used_without_requesting_gnulib_module_close |
143 | #elif defined GNULIB_POSIXCHECK | 262 | #elif defined GNULIB_POSIXCHECK |
144 | # undef close | 263 | # undef close |
145 | # define close(f) \ | 264 | /* Assume close is always declared. */ |
146 | (GL_LINK_WARNING ("close does not portably work on sockets - " \ | 265 | _GL_WARN_ON_USE (close, "close does not portably work on sockets - " |
147 | "use gnulib module close for portability"), \ | 266 | "use gnulib module close for portability"); |
148 | close (f)) | 267 | #endif |
268 | |||
269 | |||
270 | #if @REPLACE_DUP@ | ||
271 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
272 | # define dup rpl_dup | ||
273 | # endif | ||
274 | _GL_FUNCDECL_RPL (dup, int, (int oldfd)); | ||
275 | _GL_CXXALIAS_RPL (dup, int, (int oldfd)); | ||
276 | #else | ||
277 | _GL_CXXALIAS_SYS (dup, int, (int oldfd)); | ||
149 | #endif | 278 | #endif |
279 | _GL_CXXALIASWARN (dup); | ||
150 | 280 | ||
151 | 281 | ||
152 | #if @GNULIB_DUP2@ | 282 | #if @GNULIB_DUP2@ |
153 | # if !@HAVE_DUP2@ | ||
154 | /* Copy the file descriptor OLDFD into file descriptor NEWFD. Do nothing if | 283 | /* Copy the file descriptor OLDFD into file descriptor NEWFD. Do nothing if |
155 | NEWFD = OLDFD, otherwise close NEWFD first if it is open. | 284 | NEWFD = OLDFD, otherwise close NEWFD first if it is open. |
156 | Return 0 if successful, otherwise -1 and errno set. | 285 | Return newfd if successful, otherwise -1 and errno set. |
157 | See the POSIX:2001 specification | 286 | See the POSIX:2001 specification |
158 | <http://www.opengroup.org/susv3xsh/dup2.html>. */ | 287 | <http://www.opengroup.org/susv3xsh/dup2.html>. */ |
159 | extern int dup2 (int oldfd, int newfd); | 288 | # if @REPLACE_DUP2@ |
289 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
290 | # define dup2 rpl_dup2 | ||
291 | # endif | ||
292 | _GL_FUNCDECL_RPL (dup2, int, (int oldfd, int newfd)); | ||
293 | _GL_CXXALIAS_RPL (dup2, int, (int oldfd, int newfd)); | ||
294 | # else | ||
295 | # if !@HAVE_DUP2@ | ||
296 | _GL_FUNCDECL_SYS (dup2, int, (int oldfd, int newfd)); | ||
297 | # endif | ||
298 | _GL_CXXALIAS_SYS (dup2, int, (int oldfd, int newfd)); | ||
160 | # endif | 299 | # endif |
300 | _GL_CXXALIASWARN (dup2); | ||
161 | #elif defined GNULIB_POSIXCHECK | 301 | #elif defined GNULIB_POSIXCHECK |
162 | # undef dup2 | 302 | # undef dup2 |
163 | # define dup2(o,n) \ | 303 | # if HAVE_RAW_DECL_DUP2 |
164 | (GL_LINK_WARNING ("dup2 is unportable - " \ | 304 | _GL_WARN_ON_USE (dup2, "dup2 is unportable - " |
165 | "use gnulib module dup2 for portability"), \ | 305 | "use gnulib module dup2 for portability"); |
166 | dup2 (o, n)) | 306 | # endif |
307 | #endif | ||
308 | |||
309 | |||
310 | #if @GNULIB_DUP3@ | ||
311 | /* Copy the file descriptor OLDFD into file descriptor NEWFD, with the | ||
312 | specified flags. | ||
313 | The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>) | ||
314 | and O_TEXT, O_BINARY (defined in "binary-io.h"). | ||
315 | Close NEWFD first if it is open. | ||
316 | Return newfd if successful, otherwise -1 and errno set. | ||
317 | See the Linux man page at | ||
318 | <http://www.kernel.org/doc/man-pages/online/pages/man2/dup3.2.html>. */ | ||
319 | # if @HAVE_DUP3@ | ||
320 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
321 | # define dup3 rpl_dup3 | ||
322 | # endif | ||
323 | _GL_FUNCDECL_RPL (dup3, int, (int oldfd, int newfd, int flags)); | ||
324 | _GL_CXXALIAS_RPL (dup3, int, (int oldfd, int newfd, int flags)); | ||
325 | # else | ||
326 | _GL_FUNCDECL_SYS (dup3, int, (int oldfd, int newfd, int flags)); | ||
327 | _GL_CXXALIAS_SYS (dup3, int, (int oldfd, int newfd, int flags)); | ||
328 | # endif | ||
329 | _GL_CXXALIASWARN (dup3); | ||
330 | #elif defined GNULIB_POSIXCHECK | ||
331 | # undef dup3 | ||
332 | # if HAVE_RAW_DECL_DUP3 | ||
333 | _GL_WARN_ON_USE (dup3, "dup3 is unportable - " | ||
334 | "use gnulib module dup3 for portability"); | ||
335 | # endif | ||
167 | #endif | 336 | #endif |
168 | 337 | ||
169 | 338 | ||
@@ -175,55 +344,126 @@ extern int dup2 (int oldfd, int newfd); | |||
175 | # include <crt_externs.h> | 344 | # include <crt_externs.h> |
176 | # define environ (*_NSGetEnviron ()) | 345 | # define environ (*_NSGetEnviron ()) |
177 | # else | 346 | # else |
347 | # ifdef __cplusplus | ||
348 | extern "C" { | ||
349 | # endif | ||
178 | extern char **environ; | 350 | extern char **environ; |
351 | # ifdef __cplusplus | ||
352 | } | ||
353 | # endif | ||
179 | # endif | 354 | # endif |
180 | # endif | 355 | # endif |
181 | #elif defined GNULIB_POSIXCHECK | 356 | #elif defined GNULIB_POSIXCHECK |
182 | # undef environ | 357 | # if HAVE_RAW_DECL_ENVIRON |
183 | # define environ \ | 358 | static inline char *** |
184 | (GL_LINK_WARNING ("environ is unportable - " \ | 359 | rpl_environ (void) |
185 | "use gnulib module environ for portability"), \ | 360 | { |
186 | environ) | 361 | return &environ; |
362 | } | ||
363 | _GL_WARN_ON_USE (rpl_environ, "environ is unportable - " | ||
364 | "use gnulib module environ for portability"); | ||
365 | # undef environ | ||
366 | # define environ (*rpl_environ ()) | ||
367 | # endif | ||
187 | #endif | 368 | #endif |
188 | 369 | ||
189 | 370 | ||
190 | #if @GNULIB_EUIDACCESS@ | 371 | #if @GNULIB_EUIDACCESS@ |
191 | # if !@HAVE_EUIDACCESS@ | 372 | /* Like access(), except that it uses the effective user id and group id of |
192 | /* Like access(), except that is uses the effective user id and group id of | ||
193 | the current process. */ | 373 | the current process. */ |
194 | extern int euidaccess (const char *filename, int mode); | 374 | # if !@HAVE_EUIDACCESS@ |
375 | _GL_FUNCDECL_SYS (euidaccess, int, (const char *filename, int mode) | ||
376 | _GL_ARG_NONNULL ((1))); | ||
377 | # endif | ||
378 | _GL_CXXALIAS_SYS (euidaccess, int, (const char *filename, int mode)); | ||
379 | _GL_CXXALIASWARN (euidaccess); | ||
380 | # if defined GNULIB_POSIXCHECK | ||
381 | /* Like access(), this function is a security risk. */ | ||
382 | _GL_WARN_ON_USE (euidaccess, "the euidaccess function is a security risk - " | ||
383 | "use the gnulib module faccessat instead"); | ||
195 | # endif | 384 | # endif |
196 | #elif defined GNULIB_POSIXCHECK | 385 | #elif defined GNULIB_POSIXCHECK |
197 | # undef euidaccess | 386 | # undef euidaccess |
198 | # define euidaccess(f,m) \ | 387 | # if HAVE_RAW_DECL_EUIDACCESS |
199 | (GL_LINK_WARNING ("euidaccess is unportable - " \ | 388 | _GL_WARN_ON_USE (euidaccess, "euidaccess is unportable - " |
200 | "use gnulib module euidaccess for portability"), \ | 389 | "use gnulib module euidaccess for portability"); |
201 | euidaccess (f, m)) | 390 | # endif |
202 | #endif | 391 | #endif |
203 | 392 | ||
204 | 393 | ||
205 | #if @GNULIB_FCHDIR@ | 394 | #if @GNULIB_FACCESSAT@ |
206 | # if @REPLACE_FCHDIR@ | 395 | # if !@HAVE_FACCESSAT@ |
396 | _GL_FUNCDECL_SYS (faccessat, int, | ||
397 | (int fd, char const *file, int mode, int flag) | ||
398 | _GL_ARG_NONNULL ((2))); | ||
399 | # endif | ||
400 | _GL_CXXALIAS_SYS (faccessat, int, | ||
401 | (int fd, char const *file, int mode, int flag)); | ||
402 | _GL_CXXALIASWARN (faccessat); | ||
403 | #elif defined GNULIB_POSIXCHECK | ||
404 | # undef faccessat | ||
405 | # if HAVE_RAW_DECL_FACCESSAT | ||
406 | _GL_WARN_ON_USE (faccessat, "faccessat is not portable - " | ||
407 | "use gnulib module faccessat for portability"); | ||
408 | # endif | ||
409 | #endif | ||
207 | 410 | ||
411 | |||
412 | #if @GNULIB_FCHDIR@ | ||
208 | /* Change the process' current working directory to the directory on which | 413 | /* Change the process' current working directory to the directory on which |
209 | the given file descriptor is open. | 414 | the given file descriptor is open. |
210 | Return 0 if successful, otherwise -1 and errno set. | 415 | Return 0 if successful, otherwise -1 and errno set. |
211 | See the POSIX:2001 specification | 416 | See the POSIX:2001 specification |
212 | <http://www.opengroup.org/susv3xsh/fchdir.html>. */ | 417 | <http://www.opengroup.org/susv3xsh/fchdir.html>. */ |
213 | extern int fchdir (int /*fd*/); | 418 | # if ! @HAVE_FCHDIR@ |
419 | _GL_FUNCDECL_SYS (fchdir, int, (int /*fd*/)); | ||
214 | 420 | ||
215 | # define dup rpl_dup | 421 | /* Gnulib internal hooks needed to maintain the fchdir metadata. */ |
216 | extern int dup (int); | 422 | _GL_EXTERN_C int _gl_register_fd (int fd, const char *filename) |
217 | # define dup2 rpl_dup2 | 423 | _GL_ARG_NONNULL ((2)); |
218 | extern int dup2 (int, int); | 424 | _GL_EXTERN_C void _gl_unregister_fd (int fd); |
425 | _GL_EXTERN_C int _gl_register_dup (int oldfd, int newfd); | ||
426 | _GL_EXTERN_C const char *_gl_directory_name (int fd); | ||
219 | 427 | ||
220 | # endif | 428 | # endif |
429 | _GL_CXXALIAS_SYS (fchdir, int, (int /*fd*/)); | ||
430 | _GL_CXXALIASWARN (fchdir); | ||
221 | #elif defined GNULIB_POSIXCHECK | 431 | #elif defined GNULIB_POSIXCHECK |
222 | # undef fchdir | 432 | # undef fchdir |
223 | # define fchdir(f) \ | 433 | # if HAVE_RAW_DECL_FCHDIR |
224 | (GL_LINK_WARNING ("fchdir is unportable - " \ | 434 | _GL_WARN_ON_USE (fchdir, "fchdir is unportable - " |
225 | "use gnulib module fchdir for portability"), \ | 435 | "use gnulib module fchdir for portability"); |
226 | fchdir (f)) | 436 | # endif |
437 | #endif | ||
438 | |||
439 | |||
440 | #if @GNULIB_FCHOWNAT@ | ||
441 | # if @REPLACE_FCHOWNAT@ | ||
442 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
443 | # undef fchownat | ||
444 | # define fchownat rpl_fchownat | ||
445 | # endif | ||
446 | _GL_FUNCDECL_RPL (fchownat, int, (int fd, char const *file, | ||
447 | uid_t owner, gid_t group, int flag) | ||
448 | _GL_ARG_NONNULL ((2))); | ||
449 | _GL_CXXALIAS_RPL (fchownat, int, (int fd, char const *file, | ||
450 | uid_t owner, gid_t group, int flag)); | ||
451 | # else | ||
452 | # if !@HAVE_FCHOWNAT@ | ||
453 | _GL_FUNCDECL_SYS (fchownat, int, (int fd, char const *file, | ||
454 | uid_t owner, gid_t group, int flag) | ||
455 | _GL_ARG_NONNULL ((2))); | ||
456 | # endif | ||
457 | _GL_CXXALIAS_SYS (fchownat, int, (int fd, char const *file, | ||
458 | uid_t owner, gid_t group, int flag)); | ||
459 | # endif | ||
460 | _GL_CXXALIASWARN (fchownat); | ||
461 | #elif defined GNULIB_POSIXCHECK | ||
462 | # undef fchownat | ||
463 | # if HAVE_RAW_DECL_FCHOWNAT | ||
464 | _GL_WARN_ON_USE (fchownat, "fchownat is not portable - " | ||
465 | "use gnulib module openat for portability"); | ||
466 | # endif | ||
227 | #endif | 467 | #endif |
228 | 468 | ||
229 | 469 | ||
@@ -233,39 +473,39 @@ extern int dup2 (int, int); | |||
233 | See POSIX:2001 specification | 473 | See POSIX:2001 specification |
234 | <http://www.opengroup.org/susv3xsh/fsync.html>. */ | 474 | <http://www.opengroup.org/susv3xsh/fsync.html>. */ |
235 | # if !@HAVE_FSYNC@ | 475 | # if !@HAVE_FSYNC@ |
236 | extern int fsync (int fd); | 476 | _GL_FUNCDECL_SYS (fsync, int, (int fd)); |
237 | # endif | 477 | # endif |
478 | _GL_CXXALIAS_SYS (fsync, int, (int fd)); | ||
479 | _GL_CXXALIASWARN (fsync); | ||
238 | #elif defined GNULIB_POSIXCHECK | 480 | #elif defined GNULIB_POSIXCHECK |
239 | # undef fsync | 481 | # undef fsync |
240 | # define fsync(fd) \ | 482 | # if HAVE_RAW_DECL_FSYNC |
241 | (GL_LINK_WARNING ("fsync is unportable - " \ | 483 | _GL_WARN_ON_USE (fsync, "fsync is unportable - " |
242 | "use gnulib module fsync for portability"), \ | 484 | "use gnulib module fsync for portability"); |
243 | fsync (fd)) | 485 | # endif |
244 | #endif | 486 | #endif |
245 | 487 | ||
246 | 488 | ||
247 | #if @GNULIB_FTRUNCATE@ | 489 | #if @GNULIB_FTRUNCATE@ |
248 | # if !@HAVE_FTRUNCATE@ | ||
249 | /* Change the size of the file to which FD is opened to become equal to LENGTH. | 490 | /* Change the size of the file to which FD is opened to become equal to LENGTH. |
250 | Return 0 if successful, otherwise -1 and errno set. | 491 | Return 0 if successful, otherwise -1 and errno set. |
251 | See the POSIX:2001 specification | 492 | See the POSIX:2001 specification |
252 | <http://www.opengroup.org/susv3xsh/ftruncate.html>. */ | 493 | <http://www.opengroup.org/susv3xsh/ftruncate.html>. */ |
253 | extern int ftruncate (int fd, off_t length); | 494 | # if !@HAVE_FTRUNCATE@ |
495 | _GL_FUNCDECL_SYS (ftruncate, int, (int fd, off_t length)); | ||
254 | # endif | 496 | # endif |
497 | _GL_CXXALIAS_SYS (ftruncate, int, (int fd, off_t length)); | ||
498 | _GL_CXXALIASWARN (ftruncate); | ||
255 | #elif defined GNULIB_POSIXCHECK | 499 | #elif defined GNULIB_POSIXCHECK |
256 | # undef ftruncate | 500 | # undef ftruncate |
257 | # define ftruncate(f,l) \ | 501 | # if HAVE_RAW_DECL_FTRUNCATE |
258 | (GL_LINK_WARNING ("ftruncate is unportable - " \ | 502 | _GL_WARN_ON_USE (ftruncate, "ftruncate is unportable - " |
259 | "use gnulib module ftruncate for portability"), \ | 503 | "use gnulib module ftruncate for portability"); |
260 | ftruncate (f, l)) | 504 | # endif |
261 | #endif | 505 | #endif |
262 | 506 | ||
263 | 507 | ||
264 | #if @GNULIB_GETCWD@ | 508 | #if @GNULIB_GETCWD@ |
265 | /* Include the headers that might declare getcwd so that they will not | ||
266 | cause confusion if included after this file. */ | ||
267 | # include <stdlib.h> | ||
268 | # if @REPLACE_GETCWD@ | ||
269 | /* Get the name of the current working directory, and put it in SIZE bytes | 509 | /* Get the name of the current working directory, and put it in SIZE bytes |
270 | of BUF. | 510 | of BUF. |
271 | Return BUF if successful, or NULL if the directory couldn't be determined | 511 | Return BUF if successful, or NULL if the directory couldn't be determined |
@@ -276,15 +516,24 @@ extern int ftruncate (int fd, off_t length); | |||
276 | extension: If BUF is NULL, an array is allocated with 'malloc'; the array | 516 | extension: If BUF is NULL, an array is allocated with 'malloc'; the array |
277 | is SIZE bytes long, unless SIZE == 0, in which case it is as big as | 517 | is SIZE bytes long, unless SIZE == 0, in which case it is as big as |
278 | necessary. */ | 518 | necessary. */ |
279 | # define getcwd rpl_getcwd | 519 | # if @REPLACE_GETCWD@ |
280 | extern char * getcwd (char *buf, size_t size); | 520 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
521 | # define getcwd rpl_getcwd | ||
522 | # endif | ||
523 | _GL_FUNCDECL_RPL (getcwd, char *, (char *buf, size_t size)); | ||
524 | _GL_CXXALIAS_RPL (getcwd, char *, (char *buf, size_t size)); | ||
525 | # else | ||
526 | /* Need to cast, because on mingw, the second parameter is | ||
527 | int size. */ | ||
528 | _GL_CXXALIAS_SYS_CAST (getcwd, char *, (char *buf, size_t size)); | ||
281 | # endif | 529 | # endif |
530 | _GL_CXXALIASWARN (getcwd); | ||
282 | #elif defined GNULIB_POSIXCHECK | 531 | #elif defined GNULIB_POSIXCHECK |
283 | # undef getcwd | 532 | # undef getcwd |
284 | # define getcwd(b,s) \ | 533 | # if HAVE_RAW_DECL_GETCWD |
285 | (GL_LINK_WARNING ("getcwd is unportable - " \ | 534 | _GL_WARN_ON_USE (getcwd, "getcwd is unportable - " |
286 | "use gnulib module getcwd for portability"), \ | 535 | "use gnulib module getcwd for portability"); |
287 | getcwd (b, s)) | 536 | # endif |
288 | #endif | 537 | #endif |
289 | 538 | ||
290 | 539 | ||
@@ -300,28 +549,65 @@ extern char * getcwd (char *buf, size_t size); | |||
300 | If the NIS domain name is longer than LEN, set errno = EINVAL and return -1. | 549 | If the NIS domain name is longer than LEN, set errno = EINVAL and return -1. |
301 | Return 0 if successful, otherwise set errno and return -1. */ | 550 | Return 0 if successful, otherwise set errno and return -1. */ |
302 | # if !@HAVE_GETDOMAINNAME@ | 551 | # if !@HAVE_GETDOMAINNAME@ |
303 | extern int getdomainname(char *name, size_t len); | 552 | _GL_FUNCDECL_SYS (getdomainname, int, (char *name, size_t len) |
553 | _GL_ARG_NONNULL ((1))); | ||
304 | # endif | 554 | # endif |
555 | /* Need to cast, because on MacOS X 10.5 systems, the second parameter is | ||
556 | int len. */ | ||
557 | _GL_CXXALIAS_SYS_CAST (getdomainname, int, (char *name, size_t len)); | ||
558 | _GL_CXXALIASWARN (getdomainname); | ||
305 | #elif defined GNULIB_POSIXCHECK | 559 | #elif defined GNULIB_POSIXCHECK |
306 | # undef getdomainname | 560 | # undef getdomainname |
307 | # define getdomainname(n,l) \ | 561 | # if HAVE_RAW_DECL_GETDOMAINNAME |
308 | (GL_LINK_WARNING ("getdomainname is unportable - " \ | 562 | _GL_WARN_ON_USE (getdomainname, "getdomainname is unportable - " |
309 | "use gnulib module getdomainname for portability"), \ | 563 | "use gnulib module getdomainname for portability"); |
310 | getdomainname (n, l)) | 564 | # endif |
311 | #endif | 565 | #endif |
312 | 566 | ||
313 | 567 | ||
314 | #if @GNULIB_GETDTABLESIZE@ | 568 | #if @GNULIB_GETDTABLESIZE@ |
569 | /* Return the maximum number of file descriptors in the current process. | ||
570 | In POSIX, this is same as sysconf (_SC_OPEN_MAX). */ | ||
315 | # if !@HAVE_GETDTABLESIZE@ | 571 | # if !@HAVE_GETDTABLESIZE@ |
316 | /* Return the maximum number of file descriptors in the current process. */ | 572 | _GL_FUNCDECL_SYS (getdtablesize, int, (void)); |
317 | extern int getdtablesize (void); | ||
318 | # endif | 573 | # endif |
574 | _GL_CXXALIAS_SYS (getdtablesize, int, (void)); | ||
575 | _GL_CXXALIASWARN (getdtablesize); | ||
319 | #elif defined GNULIB_POSIXCHECK | 576 | #elif defined GNULIB_POSIXCHECK |
320 | # undef getdtablesize | 577 | # undef getdtablesize |
321 | # define getdtablesize() \ | 578 | # if HAVE_RAW_DECL_GETDTABLESIZE |
322 | (GL_LINK_WARNING ("getdtablesize is unportable - " \ | 579 | _GL_WARN_ON_USE (getdtablesize, "getdtablesize is unportable - " |
323 | "use gnulib module getdtablesize for portability"), \ | 580 | "use gnulib module getdtablesize for portability"); |
324 | getdtablesize ()) | 581 | # endif |
582 | #endif | ||
583 | |||
584 | |||
585 | #if @GNULIB_GETGROUPS@ | ||
586 | /* Return the supplemental groups that the current process belongs to. | ||
587 | It is unspecified whether the effective group id is in the list. | ||
588 | If N is 0, return the group count; otherwise, N describes how many | ||
589 | entries are available in GROUPS. Return -1 and set errno if N is | ||
590 | not 0 and not large enough. Fails with ENOSYS on some systems. */ | ||
591 | # if @REPLACE_GETGROUPS@ | ||
592 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
593 | # undef getgroups | ||
594 | # define getgroups rpl_getgroups | ||
595 | # endif | ||
596 | _GL_FUNCDECL_RPL (getgroups, int, (int n, gid_t *groups)); | ||
597 | _GL_CXXALIAS_RPL (getgroups, int, (int n, gid_t *groups)); | ||
598 | # else | ||
599 | # if !@HAVE_GETGROUPS@ | ||
600 | _GL_FUNCDECL_SYS (getgroups, int, (int n, gid_t *groups)); | ||
601 | # endif | ||
602 | _GL_CXXALIAS_SYS (getgroups, int, (int n, gid_t *groups)); | ||
603 | # endif | ||
604 | _GL_CXXALIASWARN (getgroups); | ||
605 | #elif defined GNULIB_POSIXCHECK | ||
606 | # undef getgroups | ||
607 | # if HAVE_RAW_DECL_GETGROUPS | ||
608 | _GL_WARN_ON_USE (getgroups, "getgroups is unportable - " | ||
609 | "use gnulib module getgroups for portability"); | ||
610 | # endif | ||
325 | #endif | 611 | #endif |
326 | 612 | ||
327 | 613 | ||
@@ -334,21 +620,57 @@ extern int getdtablesize (void); | |||
334 | If the host name is longer than LEN, set errno = EINVAL and return -1. | 620 | If the host name is longer than LEN, set errno = EINVAL and return -1. |
335 | Return 0 if successful, otherwise set errno and return -1. */ | 621 | Return 0 if successful, otherwise set errno and return -1. */ |
336 | # if @UNISTD_H_HAVE_WINSOCK2_H@ | 622 | # if @UNISTD_H_HAVE_WINSOCK2_H@ |
337 | # undef gethostname | 623 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
338 | # define gethostname rpl_gethostname | 624 | # undef gethostname |
339 | # endif | 625 | # define gethostname rpl_gethostname |
340 | # if @UNISTD_H_HAVE_WINSOCK2_H@ || !@HAVE_GETHOSTNAME@ | 626 | # endif |
341 | extern int gethostname(char *name, size_t len); | 627 | _GL_FUNCDECL_RPL (gethostname, int, (char *name, size_t len) |
628 | _GL_ARG_NONNULL ((1))); | ||
629 | _GL_CXXALIAS_RPL (gethostname, int, (char *name, size_t len)); | ||
630 | # else | ||
631 | # if !@HAVE_GETHOSTNAME@ | ||
632 | _GL_FUNCDECL_SYS (gethostname, int, (char *name, size_t len) | ||
633 | _GL_ARG_NONNULL ((1))); | ||
634 | # endif | ||
635 | /* Need to cast, because on Solaris 10 systems, the second parameter is | ||
636 | int len. */ | ||
637 | _GL_CXXALIAS_SYS_CAST (gethostname, int, (char *name, size_t len)); | ||
342 | # endif | 638 | # endif |
639 | _GL_CXXALIASWARN (gethostname); | ||
343 | #elif @UNISTD_H_HAVE_WINSOCK2_H@ | 640 | #elif @UNISTD_H_HAVE_WINSOCK2_H@ |
344 | # undef gethostname | 641 | # undef gethostname |
345 | # define gethostname gethostname_used_without_requesting_gnulib_module_gethostname | 642 | # define gethostname gethostname_used_without_requesting_gnulib_module_gethostname |
346 | #elif defined GNULIB_POSIXCHECK | 643 | #elif defined GNULIB_POSIXCHECK |
347 | # undef gethostname | 644 | # undef gethostname |
348 | # define gethostname(n,l) \ | 645 | # if HAVE_RAW_DECL_GETHOSTNAME |
349 | (GL_LINK_WARNING ("gethostname is unportable - " \ | 646 | _GL_WARN_ON_USE (gethostname, "gethostname is unportable - " |
350 | "use gnulib module gethostname for portability"), \ | 647 | "use gnulib module gethostname for portability"); |
351 | gethostname (n, l)) | 648 | # endif |
649 | #endif | ||
650 | |||
651 | |||
652 | #if @GNULIB_GETLOGIN@ | ||
653 | /* Returns the user's login name, or NULL if it cannot be found. Upon error, | ||
654 | returns NULL with errno set. | ||
655 | |||
656 | See <http://www.opengroup.org/susv3xsh/getlogin.html>. | ||
657 | |||
658 | Most programs don't need to use this function, because the information is | ||
659 | available through environment variables: | ||
660 | ${LOGNAME-$USER} on Unix platforms, | ||
661 | $USERNAME on native Windows platforms. | ||
662 | */ | ||
663 | # if !@HAVE_GETLOGIN@ | ||
664 | _GL_FUNCDECL_SYS (getlogin, char *, (void)); | ||
665 | # endif | ||
666 | _GL_CXXALIAS_SYS (getlogin, char *, (void)); | ||
667 | _GL_CXXALIASWARN (getlogin); | ||
668 | #elif defined GNULIB_POSIXCHECK | ||
669 | # undef getlogin | ||
670 | # if HAVE_RAW_DECL_GETLOGIN | ||
671 | _GL_WARN_ON_USE (getlogin, "getlogin is unportable - " | ||
672 | "use gnulib module getlogin for portability"); | ||
673 | # endif | ||
352 | #endif | 674 | #endif |
353 | 675 | ||
354 | 676 | ||
@@ -361,124 +683,184 @@ extern int gethostname(char *name, size_t len); | |||
361 | provided (this case is hopefully rare but is left open by the POSIX spec). | 683 | provided (this case is hopefully rare but is left open by the POSIX spec). |
362 | 684 | ||
363 | See <http://www.opengroup.org/susv3xsh/getlogin.html>. | 685 | See <http://www.opengroup.org/susv3xsh/getlogin.html>. |
686 | |||
687 | Most programs don't need to use this function, because the information is | ||
688 | available through environment variables: | ||
689 | ${LOGNAME-$USER} on Unix platforms, | ||
690 | $USERNAME on native Windows platforms. | ||
364 | */ | 691 | */ |
365 | # if !@HAVE_DECL_GETLOGIN_R@ | 692 | # if !@HAVE_DECL_GETLOGIN_R@ |
366 | # include <stddef.h> | 693 | _GL_FUNCDECL_SYS (getlogin_r, int, (char *name, size_t size) |
367 | extern int getlogin_r (char *name, size_t size); | 694 | _GL_ARG_NONNULL ((1))); |
368 | # endif | 695 | # endif |
696 | /* Need to cast, because on Solaris 10 systems, the second argument is | ||
697 | int size. */ | ||
698 | _GL_CXXALIAS_SYS_CAST (getlogin_r, int, (char *name, size_t size)); | ||
699 | _GL_CXXALIASWARN (getlogin_r); | ||
369 | #elif defined GNULIB_POSIXCHECK | 700 | #elif defined GNULIB_POSIXCHECK |
370 | # undef getlogin_r | 701 | # undef getlogin_r |
371 | # define getlogin_r(n,s) \ | 702 | # if HAVE_RAW_DECL_GETLOGIN_R |
372 | (GL_LINK_WARNING ("getlogin_r is unportable - " \ | 703 | _GL_WARN_ON_USE (getlogin_r, "getlogin_r is unportable - " |
373 | "use gnulib module getlogin_r for portability"), \ | 704 | "use gnulib module getlogin_r for portability"); |
374 | getlogin_r (n, s)) | 705 | # endif |
375 | #endif | 706 | #endif |
376 | 707 | ||
377 | 708 | ||
378 | #if @GNULIB_GETPAGESIZE@ | 709 | #if @GNULIB_GETPAGESIZE@ |
379 | # if @REPLACE_GETPAGESIZE@ | 710 | # if @REPLACE_GETPAGESIZE@ |
380 | # define getpagesize rpl_getpagesize | 711 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
381 | extern int getpagesize (void); | 712 | # define getpagesize rpl_getpagesize |
382 | # elif !@HAVE_GETPAGESIZE@ | ||
383 | /* This is for POSIX systems. */ | ||
384 | # if !defined getpagesize && defined _SC_PAGESIZE | ||
385 | # if ! (defined __VMS && __VMS_VER < 70000000) | ||
386 | # define getpagesize() sysconf (_SC_PAGESIZE) | ||
387 | # endif | ||
388 | # endif | 713 | # endif |
714 | _GL_FUNCDECL_RPL (getpagesize, int, (void)); | ||
715 | _GL_CXXALIAS_RPL (getpagesize, int, (void)); | ||
716 | # else | ||
717 | # if !@HAVE_GETPAGESIZE@ | ||
718 | # if !defined getpagesize | ||
719 | /* This is for POSIX systems. */ | ||
720 | # if !defined _gl_getpagesize && defined _SC_PAGESIZE | ||
721 | # if ! (defined __VMS && __VMS_VER < 70000000) | ||
722 | # define _gl_getpagesize() sysconf (_SC_PAGESIZE) | ||
723 | # endif | ||
724 | # endif | ||
389 | /* This is for older VMS. */ | 725 | /* This is for older VMS. */ |
390 | # if !defined getpagesize && defined __VMS | 726 | # if !defined _gl_getpagesize && defined __VMS |
391 | # ifdef __ALPHA | 727 | # ifdef __ALPHA |
392 | # define getpagesize() 8192 | 728 | # define _gl_getpagesize() 8192 |
393 | # else | 729 | # else |
394 | # define getpagesize() 512 | 730 | # define _gl_getpagesize() 512 |
395 | # endif | 731 | # endif |
396 | # endif | 732 | # endif |
397 | /* This is for BeOS. */ | 733 | /* This is for BeOS. */ |
398 | # if !defined getpagesize && @HAVE_OS_H@ | 734 | # if !defined _gl_getpagesize && @HAVE_OS_H@ |
399 | # include <OS.h> | 735 | # include <OS.h> |
400 | # if defined B_PAGE_SIZE | 736 | # if defined B_PAGE_SIZE |
401 | # define getpagesize() B_PAGE_SIZE | 737 | # define _gl_getpagesize() B_PAGE_SIZE |
402 | # endif | 738 | # endif |
403 | # endif | 739 | # endif |
404 | /* This is for AmigaOS4.0. */ | 740 | /* This is for AmigaOS4.0. */ |
405 | # if !defined getpagesize && defined __amigaos4__ | 741 | # if !defined _gl_getpagesize && defined __amigaos4__ |
406 | # define getpagesize() 2048 | 742 | # define _gl_getpagesize() 2048 |
407 | # endif | 743 | # endif |
408 | /* This is for older Unix systems. */ | 744 | /* This is for older Unix systems. */ |
409 | # if !defined getpagesize && @HAVE_SYS_PARAM_H@ | 745 | # if !defined _gl_getpagesize && @HAVE_SYS_PARAM_H@ |
410 | # include <sys/param.h> | 746 | # include <sys/param.h> |
411 | # ifdef EXEC_PAGESIZE | 747 | # ifdef EXEC_PAGESIZE |
412 | # define getpagesize() EXEC_PAGESIZE | 748 | # define _gl_getpagesize() EXEC_PAGESIZE |
413 | # else | 749 | # else |
414 | # ifdef NBPG | 750 | # ifdef NBPG |
415 | # ifndef CLSIZE | 751 | # ifndef CLSIZE |
416 | # define CLSIZE 1 | 752 | # define CLSIZE 1 |
753 | # endif | ||
754 | # define _gl_getpagesize() (NBPG * CLSIZE) | ||
755 | # else | ||
756 | # ifdef NBPC | ||
757 | # define _gl_getpagesize() NBPC | ||
758 | # endif | ||
759 | # endif | ||
417 | # endif | 760 | # endif |
418 | # define getpagesize() (NBPG * CLSIZE) | 761 | # endif |
762 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
763 | # define getpagesize() _gl_getpagesize () | ||
419 | # else | 764 | # else |
420 | # ifdef NBPC | 765 | static inline int |
421 | # define getpagesize() NBPC | 766 | getpagesize () |
422 | # endif | 767 | { |
768 | return _gl_getpagesize (); | ||
769 | } | ||
423 | # endif | 770 | # endif |
424 | # endif | 771 | # endif |
425 | # endif | 772 | # endif |
773 | /* Need to cast, because on Cygwin 1.5.x systems, the return type is size_t. */ | ||
774 | _GL_CXXALIAS_SYS_CAST (getpagesize, int, (void)); | ||
775 | # endif | ||
776 | # if @HAVE_DECL_GETPAGESIZE@ | ||
777 | _GL_CXXALIASWARN (getpagesize); | ||
426 | # endif | 778 | # endif |
427 | #elif defined GNULIB_POSIXCHECK | 779 | #elif defined GNULIB_POSIXCHECK |
428 | # undef getpagesize | 780 | # undef getpagesize |
429 | # define getpagesize() \ | 781 | # if HAVE_RAW_DECL_GETPAGESIZE |
430 | (GL_LINK_WARNING ("getpagesize is unportable - " \ | 782 | _GL_WARN_ON_USE (getpagesize, "getpagesize is unportable - " |
431 | "use gnulib module getpagesize for portability"), \ | 783 | "use gnulib module getpagesize for portability"); |
432 | getpagesize ()) | 784 | # endif |
433 | #endif | 785 | #endif |
434 | 786 | ||
435 | 787 | ||
436 | #if @GNULIB_GETUSERSHELL@ | 788 | #if @GNULIB_GETUSERSHELL@ |
437 | # if !@HAVE_GETUSERSHELL@ | ||
438 | /* Return the next valid login shell on the system, or NULL when the end of | 789 | /* Return the next valid login shell on the system, or NULL when the end of |
439 | the list has been reached. */ | 790 | the list has been reached. */ |
440 | extern char *getusershell (void); | 791 | # if !@HAVE_DECL_GETUSERSHELL@ |
792 | _GL_FUNCDECL_SYS (getusershell, char *, (void)); | ||
793 | # endif | ||
794 | _GL_CXXALIAS_SYS (getusershell, char *, (void)); | ||
795 | _GL_CXXALIASWARN (getusershell); | ||
796 | #elif defined GNULIB_POSIXCHECK | ||
797 | # undef getusershell | ||
798 | # if HAVE_RAW_DECL_GETUSERSHELL | ||
799 | _GL_WARN_ON_USE (getusershell, "getusershell is unportable - " | ||
800 | "use gnulib module getusershell for portability"); | ||
801 | # endif | ||
802 | #endif | ||
803 | |||
804 | #if @GNULIB_GETUSERSHELL@ | ||
441 | /* Rewind to pointer that is advanced at each getusershell() call. */ | 805 | /* Rewind to pointer that is advanced at each getusershell() call. */ |
442 | extern void setusershell (void); | 806 | # if !@HAVE_DECL_GETUSERSHELL@ |
807 | _GL_FUNCDECL_SYS (setusershell, void, (void)); | ||
808 | # endif | ||
809 | _GL_CXXALIAS_SYS (setusershell, void, (void)); | ||
810 | _GL_CXXALIASWARN (setusershell); | ||
811 | #elif defined GNULIB_POSIXCHECK | ||
812 | # undef setusershell | ||
813 | # if HAVE_RAW_DECL_SETUSERSHELL | ||
814 | _GL_WARN_ON_USE (setusershell, "setusershell is unportable - " | ||
815 | "use gnulib module getusershell for portability"); | ||
816 | # endif | ||
817 | #endif | ||
818 | |||
819 | #if @GNULIB_GETUSERSHELL@ | ||
443 | /* Free the pointer that is advanced at each getusershell() call and | 820 | /* Free the pointer that is advanced at each getusershell() call and |
444 | associated resources. */ | 821 | associated resources. */ |
445 | extern void endusershell (void); | 822 | # if !@HAVE_DECL_GETUSERSHELL@ |
823 | _GL_FUNCDECL_SYS (endusershell, void, (void)); | ||
446 | # endif | 824 | # endif |
825 | _GL_CXXALIAS_SYS (endusershell, void, (void)); | ||
826 | _GL_CXXALIASWARN (endusershell); | ||
447 | #elif defined GNULIB_POSIXCHECK | 827 | #elif defined GNULIB_POSIXCHECK |
448 | # undef getusershell | ||
449 | # define getusershell() \ | ||
450 | (GL_LINK_WARNING ("getusershell is unportable - " \ | ||
451 | "use gnulib module getusershell for portability"), \ | ||
452 | getusershell ()) | ||
453 | # undef setusershell | ||
454 | # define setusershell() \ | ||
455 | (GL_LINK_WARNING ("setusershell is unportable - " \ | ||
456 | "use gnulib module getusershell for portability"), \ | ||
457 | setusershell ()) | ||
458 | # undef endusershell | 828 | # undef endusershell |
459 | # define endusershell() \ | 829 | # if HAVE_RAW_DECL_ENDUSERSHELL |
460 | (GL_LINK_WARNING ("endusershell is unportable - " \ | 830 | _GL_WARN_ON_USE (endusershell, "endusershell is unportable - " |
461 | "use gnulib module getusershell for portability"), \ | 831 | "use gnulib module getusershell for portability"); |
462 | endusershell ()) | 832 | # endif |
463 | #endif | 833 | #endif |
464 | 834 | ||
465 | 835 | ||
466 | #if @GNULIB_LCHOWN@ | 836 | #if @GNULIB_LCHOWN@ |
467 | # if @REPLACE_LCHOWN@ | ||
468 | /* Change the owner of FILE to UID (if UID is not -1) and the group of FILE | 837 | /* Change the owner of FILE to UID (if UID is not -1) and the group of FILE |
469 | to GID (if GID is not -1). Do not follow symbolic links. | 838 | to GID (if GID is not -1). Do not follow symbolic links. |
470 | Return 0 if successful, otherwise -1 and errno set. | 839 | Return 0 if successful, otherwise -1 and errno set. |
471 | See the POSIX:2001 specification | 840 | See the POSIX:2001 specification |
472 | <http://www.opengroup.org/susv3xsh/lchown.html>. */ | 841 | <http://www.opengroup.org/susv3xsh/lchown.html>. */ |
473 | # define lchown rpl_lchown | 842 | # if @REPLACE_LCHOWN@ |
474 | extern int lchown (char const *file, uid_t owner, gid_t group); | 843 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
844 | # undef lchown | ||
845 | # define lchown rpl_lchown | ||
846 | # endif | ||
847 | _GL_FUNCDECL_RPL (lchown, int, (char const *file, uid_t owner, gid_t group) | ||
848 | _GL_ARG_NONNULL ((1))); | ||
849 | _GL_CXXALIAS_RPL (lchown, int, (char const *file, uid_t owner, gid_t group)); | ||
850 | # else | ||
851 | # if !@HAVE_LCHOWN@ | ||
852 | _GL_FUNCDECL_SYS (lchown, int, (char const *file, uid_t owner, gid_t group) | ||
853 | _GL_ARG_NONNULL ((1))); | ||
854 | # endif | ||
855 | _GL_CXXALIAS_SYS (lchown, int, (char const *file, uid_t owner, gid_t group)); | ||
475 | # endif | 856 | # endif |
857 | _GL_CXXALIASWARN (lchown); | ||
476 | #elif defined GNULIB_POSIXCHECK | 858 | #elif defined GNULIB_POSIXCHECK |
477 | # undef lchown | 859 | # undef lchown |
478 | # define lchown(f,u,g) \ | 860 | # if HAVE_RAW_DECL_LCHOWN |
479 | (GL_LINK_WARNING ("lchown is unportable to pre-POSIX.1-2001 " \ | 861 | _GL_WARN_ON_USE (lchown, "lchown is unportable to pre-POSIX.1-2001 systems - " |
480 | "systems - use gnulib module lchown for portability"), \ | 862 | "use gnulib module lchown for portability"); |
481 | lchown (f, u, g)) | 863 | # endif |
482 | #endif | 864 | #endif |
483 | 865 | ||
484 | 866 | ||
@@ -487,33 +869,150 @@ extern int lchown (char const *file, uid_t owner, gid_t group); | |||
487 | Return 0 if successful, otherwise -1 and errno set. | 869 | Return 0 if successful, otherwise -1 and errno set. |
488 | See POSIX:2001 specification | 870 | See POSIX:2001 specification |
489 | <http://www.opengroup.org/susv3xsh/link.html>. */ | 871 | <http://www.opengroup.org/susv3xsh/link.html>. */ |
490 | # if !@HAVE_LINK@ | 872 | # if @REPLACE_LINK@ |
491 | extern int link (const char *path1, const char *path2); | 873 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
874 | # define link rpl_link | ||
875 | # endif | ||
876 | _GL_FUNCDECL_RPL (link, int, (const char *path1, const char *path2) | ||
877 | _GL_ARG_NONNULL ((1, 2))); | ||
878 | _GL_CXXALIAS_RPL (link, int, (const char *path1, const char *path2)); | ||
879 | # else | ||
880 | # if !@HAVE_LINK@ | ||
881 | _GL_FUNCDECL_SYS (link, int, (const char *path1, const char *path2) | ||
882 | _GL_ARG_NONNULL ((1, 2))); | ||
883 | # endif | ||
884 | _GL_CXXALIAS_SYS (link, int, (const char *path1, const char *path2)); | ||
492 | # endif | 885 | # endif |
886 | _GL_CXXALIASWARN (link); | ||
493 | #elif defined GNULIB_POSIXCHECK | 887 | #elif defined GNULIB_POSIXCHECK |
494 | # undef link | 888 | # undef link |
495 | # define link(path1,path2) \ | 889 | # if HAVE_RAW_DECL_LINK |
496 | (GL_LINK_WARNING ("link is unportable - " \ | 890 | _GL_WARN_ON_USE (link, "link is unportable - " |
497 | "use gnulib module link for portability"), \ | 891 | "use gnulib module link for portability"); |
498 | link (path1, path2)) | 892 | # endif |
893 | #endif | ||
894 | |||
895 | |||
896 | #if @GNULIB_LINKAT@ | ||
897 | /* Create a new hard link for an existing file, relative to two | ||
898 | directories. FLAG controls whether symlinks are followed. | ||
899 | Return 0 if successful, otherwise -1 and errno set. */ | ||
900 | # if @REPLACE_LINKAT@ | ||
901 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
902 | # undef linkat | ||
903 | # define linkat rpl_linkat | ||
904 | # endif | ||
905 | _GL_FUNCDECL_RPL (linkat, int, | ||
906 | (int fd1, const char *path1, int fd2, const char *path2, | ||
907 | int flag) | ||
908 | _GL_ARG_NONNULL ((2, 4))); | ||
909 | _GL_CXXALIAS_RPL (linkat, int, | ||
910 | (int fd1, const char *path1, int fd2, const char *path2, | ||
911 | int flag)); | ||
912 | # else | ||
913 | # if !@HAVE_LINKAT@ | ||
914 | _GL_FUNCDECL_SYS (linkat, int, | ||
915 | (int fd1, const char *path1, int fd2, const char *path2, | ||
916 | int flag) | ||
917 | _GL_ARG_NONNULL ((2, 4))); | ||
918 | # endif | ||
919 | _GL_CXXALIAS_SYS (linkat, int, | ||
920 | (int fd1, const char *path1, int fd2, const char *path2, | ||
921 | int flag)); | ||
922 | # endif | ||
923 | _GL_CXXALIASWARN (linkat); | ||
924 | #elif defined GNULIB_POSIXCHECK | ||
925 | # undef linkat | ||
926 | # if HAVE_RAW_DECL_LINKAT | ||
927 | _GL_WARN_ON_USE (linkat, "linkat is unportable - " | ||
928 | "use gnulib module linkat for portability"); | ||
929 | # endif | ||
499 | #endif | 930 | #endif |
500 | 931 | ||
501 | 932 | ||
502 | #if @GNULIB_LSEEK@ | 933 | #if @GNULIB_LSEEK@ |
503 | # if @REPLACE_LSEEK@ | ||
504 | /* Set the offset of FD relative to SEEK_SET, SEEK_CUR, or SEEK_END. | 934 | /* Set the offset of FD relative to SEEK_SET, SEEK_CUR, or SEEK_END. |
505 | Return the new offset if successful, otherwise -1 and errno set. | 935 | Return the new offset if successful, otherwise -1 and errno set. |
506 | See the POSIX:2001 specification | 936 | See the POSIX:2001 specification |
507 | <http://www.opengroup.org/susv3xsh/lseek.html>. */ | 937 | <http://www.opengroup.org/susv3xsh/lseek.html>. */ |
508 | # define lseek rpl_lseek | 938 | # if @REPLACE_LSEEK@ |
509 | extern off_t lseek (int fd, off_t offset, int whence); | 939 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
940 | # define lseek rpl_lseek | ||
941 | # endif | ||
942 | _GL_FUNCDECL_RPL (lseek, off_t, (int fd, off_t offset, int whence)); | ||
943 | _GL_CXXALIAS_RPL (lseek, off_t, (int fd, off_t offset, int whence)); | ||
944 | # else | ||
945 | _GL_CXXALIAS_SYS (lseek, off_t, (int fd, off_t offset, int whence)); | ||
510 | # endif | 946 | # endif |
947 | _GL_CXXALIASWARN (lseek); | ||
511 | #elif defined GNULIB_POSIXCHECK | 948 | #elif defined GNULIB_POSIXCHECK |
512 | # undef lseek | 949 | # undef lseek |
513 | # define lseek(f,o,w) \ | 950 | # if HAVE_RAW_DECL_LSEEK |
514 | (GL_LINK_WARNING ("lseek does not fail with ESPIPE on pipes on some " \ | 951 | _GL_WARN_ON_USE (lseek, "lseek does not fail with ESPIPE on pipes on some " |
515 | "systems - use gnulib module lseek for portability"), \ | 952 | "systems - use gnulib module lseek for portability"); |
516 | lseek (f, o, w)) | 953 | # endif |
954 | #endif | ||
955 | |||
956 | |||
957 | #if @GNULIB_PIPE2@ | ||
958 | /* Create a pipe, applying the given flags when opening the read-end of the | ||
959 | pipe and the write-end of the pipe. | ||
960 | The flags are a bitmask, possibly including O_CLOEXEC (defined in <fcntl.h>) | ||
961 | and O_TEXT, O_BINARY (defined in "binary-io.h"). | ||
962 | Store the read-end as fd[0] and the write-end as fd[1]. | ||
963 | Return 0 upon success, or -1 with errno set upon failure. | ||
964 | See also the Linux man page at | ||
965 | <http://www.kernel.org/doc/man-pages/online/pages/man2/pipe2.2.html>. */ | ||
966 | # if @HAVE_PIPE2@ | ||
967 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
968 | # define pipe2 rpl_pipe2 | ||
969 | # endif | ||
970 | _GL_FUNCDECL_RPL (pipe2, int, (int fd[2], int flags) _GL_ARG_NONNULL ((1))); | ||
971 | _GL_CXXALIAS_RPL (pipe2, int, (int fd[2], int flags)); | ||
972 | # else | ||
973 | _GL_FUNCDECL_SYS (pipe2, int, (int fd[2], int flags) _GL_ARG_NONNULL ((1))); | ||
974 | _GL_CXXALIAS_SYS (pipe2, int, (int fd[2], int flags)); | ||
975 | # endif | ||
976 | _GL_CXXALIASWARN (pipe2); | ||
977 | #elif defined GNULIB_POSIXCHECK | ||
978 | # undef pipe2 | ||
979 | # if HAVE_RAW_DECL_PIPE2 | ||
980 | _GL_WARN_ON_USE (pipe2, "pipe2 is unportable - " | ||
981 | "use gnulib module pipe2 for portability"); | ||
982 | # endif | ||
983 | #endif | ||
984 | |||
985 | |||
986 | #if @GNULIB_PREAD@ | ||
987 | /* Read at most BUFSIZE bytes from FD into BUF, starting at OFFSET. | ||
988 | Return the number of bytes placed into BUF if successful, otherwise | ||
989 | set errno and return -1. 0 indicates EOF. See the POSIX:2001 | ||
990 | specification <http://www.opengroup.org/susv3xsh/pread.html>. */ | ||
991 | # if @REPLACE_PREAD@ | ||
992 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
993 | # define pread rpl_pread | ||
994 | # endif | ||
995 | _GL_FUNCDECL_RPL (pread, ssize_t, | ||
996 | (int fd, void *buf, size_t bufsize, off_t offset) | ||
997 | _GL_ARG_NONNULL ((2))); | ||
998 | _GL_CXXALIAS_RPL (pread, ssize_t, | ||
999 | (int fd, void *buf, size_t bufsize, off_t offset)); | ||
1000 | # else | ||
1001 | # if !@HAVE_PREAD@ | ||
1002 | _GL_FUNCDECL_SYS (pread, ssize_t, | ||
1003 | (int fd, void *buf, size_t bufsize, off_t offset) | ||
1004 | _GL_ARG_NONNULL ((2))); | ||
1005 | # endif | ||
1006 | _GL_CXXALIAS_SYS (pread, ssize_t, | ||
1007 | (int fd, void *buf, size_t bufsize, off_t offset)); | ||
1008 | # endif | ||
1009 | _GL_CXXALIASWARN (pread); | ||
1010 | #elif defined GNULIB_POSIXCHECK | ||
1011 | # undef pread | ||
1012 | # if HAVE_RAW_DECL_PREAD | ||
1013 | _GL_WARN_ON_USE (pread, "pread is unportable - " | ||
1014 | "use gnulib module pread for portability"); | ||
1015 | # endif | ||
517 | #endif | 1016 | #endif |
518 | 1017 | ||
519 | 1018 | ||
@@ -523,16 +1022,70 @@ extern int link (const char *path1, const char *path2); | |||
523 | successful, otherwise -1 and errno set. | 1022 | successful, otherwise -1 and errno set. |
524 | See the POSIX:2001 specification | 1023 | See the POSIX:2001 specification |
525 | <http://www.opengroup.org/susv3xsh/readlink.html>. */ | 1024 | <http://www.opengroup.org/susv3xsh/readlink.html>. */ |
526 | # if !@HAVE_READLINK@ | 1025 | # if @REPLACE_READLINK@ |
527 | # include <stddef.h> | 1026 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
528 | extern int readlink (const char *file, char *buf, size_t bufsize); | 1027 | # define readlink rpl_readlink |
1028 | # endif | ||
1029 | _GL_FUNCDECL_RPL (readlink, ssize_t, | ||
1030 | (const char *file, char *buf, size_t bufsize) | ||
1031 | _GL_ARG_NONNULL ((1, 2))); | ||
1032 | _GL_CXXALIAS_RPL (readlink, ssize_t, | ||
1033 | (const char *file, char *buf, size_t bufsize)); | ||
1034 | # else | ||
1035 | # if !@HAVE_READLINK@ | ||
1036 | _GL_FUNCDECL_SYS (readlink, ssize_t, | ||
1037 | (const char *file, char *buf, size_t bufsize) | ||
1038 | _GL_ARG_NONNULL ((1, 2))); | ||
1039 | # endif | ||
1040 | _GL_CXXALIAS_SYS (readlink, ssize_t, | ||
1041 | (const char *file, char *buf, size_t bufsize)); | ||
529 | # endif | 1042 | # endif |
1043 | _GL_CXXALIASWARN (readlink); | ||
530 | #elif defined GNULIB_POSIXCHECK | 1044 | #elif defined GNULIB_POSIXCHECK |
531 | # undef readlink | 1045 | # undef readlink |
532 | # define readlink(f,b,s) \ | 1046 | # if HAVE_RAW_DECL_READLINK |
533 | (GL_LINK_WARNING ("readlink is unportable - " \ | 1047 | _GL_WARN_ON_USE (readlink, "readlink is unportable - " |
534 | "use gnulib module readlink for portability"), \ | 1048 | "use gnulib module readlink for portability"); |
535 | readlink (f, b, s)) | 1049 | # endif |
1050 | #endif | ||
1051 | |||
1052 | |||
1053 | #if @GNULIB_READLINKAT@ | ||
1054 | # if !@HAVE_READLINKAT@ | ||
1055 | _GL_FUNCDECL_SYS (readlinkat, ssize_t, | ||
1056 | (int fd, char const *file, char *buf, size_t len) | ||
1057 | _GL_ARG_NONNULL ((2, 3))); | ||
1058 | # endif | ||
1059 | _GL_CXXALIAS_SYS (readlinkat, ssize_t, | ||
1060 | (int fd, char const *file, char *buf, size_t len)); | ||
1061 | _GL_CXXALIASWARN (readlinkat); | ||
1062 | #elif defined GNULIB_POSIXCHECK | ||
1063 | # undef readlinkat | ||
1064 | # if HAVE_RAW_DECL_READLINKAT | ||
1065 | _GL_WARN_ON_USE (readlinkat, "readlinkat is not portable - " | ||
1066 | "use gnulib module symlinkat for portability"); | ||
1067 | # endif | ||
1068 | #endif | ||
1069 | |||
1070 | |||
1071 | #if @GNULIB_RMDIR@ | ||
1072 | /* Remove the directory DIR. */ | ||
1073 | # if @REPLACE_RMDIR@ | ||
1074 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
1075 | # define rmdir rpl_rmdir | ||
1076 | # endif | ||
1077 | _GL_FUNCDECL_RPL (rmdir, int, (char const *name) _GL_ARG_NONNULL ((1))); | ||
1078 | _GL_CXXALIAS_RPL (rmdir, int, (char const *name)); | ||
1079 | # else | ||
1080 | _GL_CXXALIAS_SYS (rmdir, int, (char const *name)); | ||
1081 | # endif | ||
1082 | _GL_CXXALIASWARN (rmdir); | ||
1083 | #elif defined GNULIB_POSIXCHECK | ||
1084 | # undef rmdir | ||
1085 | # if HAVE_RAW_DECL_RMDIR | ||
1086 | _GL_WARN_ON_USE (rmdir, "rmdir is unportable - " | ||
1087 | "use gnulib module rmdir for portability"); | ||
1088 | # endif | ||
536 | #endif | 1089 | #endif |
537 | 1090 | ||
538 | 1091 | ||
@@ -541,36 +1094,183 @@ extern int readlink (const char *file, char *buf, size_t bufsize); | |||
541 | Returns the number of seconds left to sleep. | 1094 | Returns the number of seconds left to sleep. |
542 | See the POSIX:2001 specification | 1095 | See the POSIX:2001 specification |
543 | <http://www.opengroup.org/susv3xsh/sleep.html>. */ | 1096 | <http://www.opengroup.org/susv3xsh/sleep.html>. */ |
544 | # if !@HAVE_SLEEP@ | 1097 | # if @REPLACE_SLEEP@ |
545 | extern unsigned int sleep (unsigned int n); | 1098 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
1099 | # undef sleep | ||
1100 | # define sleep rpl_sleep | ||
1101 | # endif | ||
1102 | _GL_FUNCDECL_RPL (sleep, unsigned int, (unsigned int n)); | ||
1103 | _GL_CXXALIAS_RPL (sleep, unsigned int, (unsigned int n)); | ||
1104 | # else | ||
1105 | # if !@HAVE_SLEEP@ | ||
1106 | _GL_FUNCDECL_SYS (sleep, unsigned int, (unsigned int n)); | ||
1107 | # endif | ||
1108 | _GL_CXXALIAS_SYS (sleep, unsigned int, (unsigned int n)); | ||
546 | # endif | 1109 | # endif |
1110 | _GL_CXXALIASWARN (sleep); | ||
547 | #elif defined GNULIB_POSIXCHECK | 1111 | #elif defined GNULIB_POSIXCHECK |
548 | # undef sleep | 1112 | # undef sleep |
549 | # define sleep(n) \ | 1113 | # if HAVE_RAW_DECL_SLEEP |
550 | (GL_LINK_WARNING ("sleep is unportable - " \ | 1114 | _GL_WARN_ON_USE (sleep, "sleep is unportable - " |
551 | "use gnulib module sleep for portability"), \ | 1115 | "use gnulib module sleep for portability"); |
552 | sleep (n)) | 1116 | # endif |
553 | #endif | 1117 | #endif |
554 | 1118 | ||
555 | 1119 | ||
556 | #if @GNULIB_WRITE@ && @REPLACE_WRITE@ && @GNULIB_UNISTD_H_SIGPIPE@ | 1120 | #if @GNULIB_SYMLINK@ |
557 | /* Write up to COUNT bytes starting at BUF to file descriptor FD. | 1121 | # if @REPLACE_SYMLINK@ |
558 | See the POSIX:2001 specification | 1122 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) |
559 | <http://www.opengroup.org/susv3xsh/write.html>. */ | 1123 | # undef symlink |
560 | # undef write | 1124 | # define symlink rpl_symlink |
561 | # define write rpl_write | 1125 | # endif |
562 | extern ssize_t write (int fd, const void *buf, size_t count); | 1126 | _GL_FUNCDECL_RPL (symlink, int, (char const *contents, char const *file) |
1127 | _GL_ARG_NONNULL ((1, 2))); | ||
1128 | _GL_CXXALIAS_RPL (symlink, int, (char const *contents, char const *file)); | ||
1129 | # else | ||
1130 | # if !@HAVE_SYMLINK@ | ||
1131 | _GL_FUNCDECL_SYS (symlink, int, (char const *contents, char const *file) | ||
1132 | _GL_ARG_NONNULL ((1, 2))); | ||
1133 | # endif | ||
1134 | _GL_CXXALIAS_SYS (symlink, int, (char const *contents, char const *file)); | ||
1135 | # endif | ||
1136 | _GL_CXXALIASWARN (symlink); | ||
1137 | #elif defined GNULIB_POSIXCHECK | ||
1138 | # undef symlink | ||
1139 | # if HAVE_RAW_DECL_SYMLINK | ||
1140 | _GL_WARN_ON_USE (symlink, "symlink is not portable - " | ||
1141 | "use gnulib module symlink for portability"); | ||
1142 | # endif | ||
563 | #endif | 1143 | #endif |
564 | 1144 | ||
565 | 1145 | ||
566 | #ifdef FCHDIR_REPLACEMENT | 1146 | #if @GNULIB_SYMLINKAT@ |
567 | /* gnulib internal function. */ | 1147 | # if !@HAVE_SYMLINKAT@ |
568 | extern void _gl_unregister_fd (int fd); | 1148 | _GL_FUNCDECL_SYS (symlinkat, int, |
1149 | (char const *contents, int fd, char const *file) | ||
1150 | _GL_ARG_NONNULL ((1, 3))); | ||
1151 | # endif | ||
1152 | _GL_CXXALIAS_SYS (symlinkat, int, | ||
1153 | (char const *contents, int fd, char const *file)); | ||
1154 | _GL_CXXALIASWARN (symlinkat); | ||
1155 | #elif defined GNULIB_POSIXCHECK | ||
1156 | # undef symlinkat | ||
1157 | # if HAVE_RAW_DECL_SYMLINKAT | ||
1158 | _GL_WARN_ON_USE (symlinkat, "symlinkat is not portable - " | ||
1159 | "use gnulib module symlinkat for portability"); | ||
1160 | # endif | ||
569 | #endif | 1161 | #endif |
570 | 1162 | ||
571 | 1163 | ||
572 | #ifdef __cplusplus | 1164 | #if @GNULIB_TTYNAME_R@ |
573 | } | 1165 | /* Store at most BUFLEN characters of the pathname of the terminal FD is |
1166 | open on in BUF. Return 0 on success, otherwise an error number. */ | ||
1167 | # if !@HAVE_TTYNAME_R@ | ||
1168 | _GL_FUNCDECL_SYS (ttyname_r, int, | ||
1169 | (int fd, char *buf, size_t buflen) _GL_ARG_NONNULL ((2))); | ||
1170 | # endif | ||
1171 | _GL_CXXALIAS_SYS (ttyname_r, int, | ||
1172 | (int fd, char *buf, size_t buflen)); | ||
1173 | _GL_CXXALIASWARN (ttyname_r); | ||
1174 | #elif defined GNULIB_POSIXCHECK | ||
1175 | # undef ttyname_r | ||
1176 | # if HAVE_RAW_DECL_TTYNAME_R | ||
1177 | _GL_WARN_ON_USE (ttyname_r, "ttyname_r is not portable - " | ||
1178 | "use gnulib module ttyname_r for portability"); | ||
1179 | # endif | ||
1180 | #endif | ||
1181 | |||
1182 | |||
1183 | #if @GNULIB_UNLINK@ | ||
1184 | # if @REPLACE_UNLINK@ | ||
1185 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
1186 | # undef unlink | ||
1187 | # define unlink rpl_unlink | ||
1188 | # endif | ||
1189 | _GL_FUNCDECL_RPL (unlink, int, (char const *file) _GL_ARG_NONNULL ((1))); | ||
1190 | _GL_CXXALIAS_RPL (unlink, int, (char const *file)); | ||
1191 | # else | ||
1192 | _GL_CXXALIAS_SYS (unlink, int, (char const *file)); | ||
1193 | # endif | ||
1194 | _GL_CXXALIASWARN (unlink); | ||
1195 | #elif defined GNULIB_POSIXCHECK | ||
1196 | # undef unlink | ||
1197 | # if HAVE_RAW_DECL_UNLINK | ||
1198 | _GL_WARN_ON_USE (unlink, "unlink is not portable - " | ||
1199 | "use gnulib module unlink for portability"); | ||
1200 | # endif | ||
1201 | #endif | ||
1202 | |||
1203 | |||
1204 | #if @GNULIB_UNLINKAT@ | ||
1205 | # if @REPLACE_UNLINKAT@ | ||
1206 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
1207 | # undef unlinkat | ||
1208 | # define unlinkat rpl_unlinkat | ||
1209 | # endif | ||
1210 | _GL_FUNCDECL_RPL (unlinkat, int, (int fd, char const *file, int flag) | ||
1211 | _GL_ARG_NONNULL ((2))); | ||
1212 | _GL_CXXALIAS_RPL (unlinkat, int, (int fd, char const *file, int flag)); | ||
1213 | # else | ||
1214 | # if !@HAVE_UNLINKAT@ | ||
1215 | _GL_FUNCDECL_SYS (unlinkat, int, (int fd, char const *file, int flag) | ||
1216 | _GL_ARG_NONNULL ((2))); | ||
1217 | # endif | ||
1218 | _GL_CXXALIAS_SYS (unlinkat, int, (int fd, char const *file, int flag)); | ||
1219 | # endif | ||
1220 | _GL_CXXALIASWARN (unlinkat); | ||
1221 | #elif defined GNULIB_POSIXCHECK | ||
1222 | # undef unlinkat | ||
1223 | # if HAVE_RAW_DECL_UNLINKAT | ||
1224 | _GL_WARN_ON_USE (unlinkat, "unlinkat is not portable - " | ||
1225 | "use gnulib module openat for portability"); | ||
1226 | # endif | ||
1227 | #endif | ||
1228 | |||
1229 | |||
1230 | #if @GNULIB_USLEEP@ | ||
1231 | /* Pause the execution of the current thread for N microseconds. | ||
1232 | Returns 0 on completion, or -1 on range error. | ||
1233 | See the POSIX:2001 specification | ||
1234 | <http://www.opengroup.org/susv3xsh/sleep.html>. */ | ||
1235 | # if @REPLACE_USLEEP@ | ||
1236 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
1237 | # undef usleep | ||
1238 | # define usleep rpl_usleep | ||
1239 | # endif | ||
1240 | _GL_FUNCDECL_RPL (usleep, int, (useconds_t n)); | ||
1241 | _GL_CXXALIAS_RPL (usleep, int, (useconds_t n)); | ||
1242 | # else | ||
1243 | # if !@HAVE_USLEEP@ | ||
1244 | _GL_FUNCDECL_SYS (usleep, int, (useconds_t n)); | ||
1245 | # endif | ||
1246 | _GL_CXXALIAS_SYS (usleep, int, (useconds_t n)); | ||
1247 | # endif | ||
1248 | _GL_CXXALIASWARN (usleep); | ||
1249 | #elif defined GNULIB_POSIXCHECK | ||
1250 | # undef usleep | ||
1251 | # if HAVE_RAW_DECL_USLEEP | ||
1252 | _GL_WARN_ON_USE (usleep, "usleep is unportable - " | ||
1253 | "use gnulib module usleep for portability"); | ||
1254 | # endif | ||
1255 | #endif | ||
1256 | |||
1257 | |||
1258 | #if @GNULIB_WRITE@ | ||
1259 | /* Write up to COUNT bytes starting at BUF to file descriptor FD. | ||
1260 | See the POSIX:2001 specification | ||
1261 | <http://www.opengroup.org/susv3xsh/write.html>. */ | ||
1262 | # if @REPLACE_WRITE@ && @GNULIB_UNISTD_H_SIGPIPE@ | ||
1263 | # if !(defined __cplusplus && defined GNULIB_NAMESPACE) | ||
1264 | # undef write | ||
1265 | # define write rpl_write | ||
1266 | # endif | ||
1267 | _GL_FUNCDECL_RPL (write, ssize_t, (int fd, const void *buf, size_t count) | ||
1268 | _GL_ARG_NONNULL ((2))); | ||
1269 | _GL_CXXALIAS_RPL (write, ssize_t, (int fd, const void *buf, size_t count)); | ||
1270 | # else | ||
1271 | _GL_CXXALIAS_SYS (write, ssize_t, (int fd, const void *buf, size_t count)); | ||
1272 | # endif | ||
1273 | _GL_CXXALIASWARN (write); | ||
574 | #endif | 1274 | #endif |
575 | 1275 | ||
576 | 1276 | ||