diff options
Diffstat (limited to 'gl/safe-read.h')
-rw-r--r-- | gl/safe-read.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/gl/safe-read.h b/gl/safe-read.h deleted file mode 100644 index 992b7a6..0000000 --- a/gl/safe-read.h +++ /dev/null | |||
@@ -1,47 +0,0 @@ | |||
1 | /* An interface to read() that retries after interrupts. | ||
2 | Copyright (C) 2002, 2006, 2009-2013 Free Software Foundation, Inc. | ||
3 | |||
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 | ||
6 | the Free Software Foundation; either version 3 of the License, or | ||
7 | (at your option) any later version. | ||
8 | |||
9 | This program is distributed in the hope that it will be useful, | ||
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | GNU General Public License for more details. | ||
13 | |||
14 | You should have received a copy of the GNU General Public License | ||
15 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | ||
16 | |||
17 | /* Some system calls may be interrupted and fail with errno = EINTR in the | ||
18 | following situations: | ||
19 | - The process is stopped and restarted (signal SIGSTOP and SIGCONT, user | ||
20 | types Ctrl-Z) on some platforms: Mac OS X. | ||
21 | - The process receives a signal for which a signal handler was installed | ||
22 | with sigaction() with an sa_flags field that does not contain | ||
23 | SA_RESTART. | ||
24 | - The process receives a signal for which a signal handler was installed | ||
25 | with signal() and for which no call to siginterrupt(sig,0) was done, | ||
26 | on some platforms: AIX, HP-UX, IRIX, OSF/1, Solaris. | ||
27 | |||
28 | This module provides a wrapper around read() that handles EINTR. */ | ||
29 | |||
30 | #include <stddef.h> | ||
31 | |||
32 | #ifdef __cplusplus | ||
33 | extern "C" { | ||
34 | #endif | ||
35 | |||
36 | |||
37 | #define SAFE_READ_ERROR ((size_t) -1) | ||
38 | |||
39 | /* Read up to COUNT bytes at BUF from descriptor FD, retrying if interrupted. | ||
40 | Return the actual number of bytes read, zero for EOF, or SAFE_READ_ERROR | ||
41 | upon error. */ | ||
42 | extern size_t safe_read (int fd, void *buf, size_t count); | ||
43 | |||
44 | |||
45 | #ifdef __cplusplus | ||
46 | } | ||
47 | #endif | ||