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460b9539 | 1 | /* |
2 | * This file is part of DisOrder. | |
5aff007d | 3 | * Copyright (C) 2004, 2005, 2007, 2008 Richard Kettlewell |
460b9539 | 4 | * |
e7eb3a27 | 5 | * This program is free software: you can redistribute it and/or modify |
460b9539 | 6 | * it under the terms of the GNU General Public License as published by |
e7eb3a27 | 7 | * the Free Software Foundation, either version 3 of the License, or |
460b9539 | 8 | * (at your option) any later version. |
e7eb3a27 RK |
9 | * |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
460b9539 | 15 | * You should have received a copy of the GNU General Public License |
e7eb3a27 | 16 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
460b9539 | 17 | */ |
132a5a4a RK |
18 | /** @file lib/syscalls.h |
19 | * @brief Error-checking library call wrappers | |
20 | */ | |
460b9539 | 21 | #ifndef SYSCALLS_H |
22 | #define SYSCALLS_H | |
23 | ||
24 | /* various error-handling wrappers. Not actually all system calls! */ | |
25 | ||
26 | struct sockaddr; | |
27 | struct sigaction; | |
28 | struct timezone; | |
29 | ||
30 | #include <sys/socket.h> | |
31 | #include <signal.h> | |
460b9539 | 32 | |
33 | pid_t xfork(void); | |
8bb67afe RK |
34 | void xclose_guts(const char *, int, int); |
35 | #define xclose(fd) xclose_guts(__FILE__, __LINE__, fd) | |
460b9539 | 36 | void xdup2(int, int); |
37 | void xpipe(int *); | |
38 | int xfcntl(int, int, long); | |
39 | void xlisten(int, int); | |
40 | void xshutdown(int, int); | |
41 | void xsetsockopt(int, int, int, const void *, socklen_t); | |
42 | int xsocket(int, int, int); | |
43 | void xconnect(int, const struct sockaddr *, socklen_t); | |
44 | void xsigprocmask(int how, const sigset_t *set, sigset_t *oldset); | |
45 | void xsigaction(int sig, const struct sigaction *sa, struct sigaction *oldsa); | |
46 | int xprintf(const char *, ...) | |
47 | attribute((format (printf, 1, 2))); | |
48 | void xfclose(FILE *); | |
49 | int xnice(int); | |
50 | void xgettimeofday(struct timeval *, struct timezone *); | |
4265e5d3 | 51 | time_t xtime(time_t *when); |
460b9539 | 52 | /* the above all call @fatal@ if the system call fails */ |
53 | ||
54 | void nonblock(int fd); | |
937be4c0 | 55 | void blocking(int fd); |
460b9539 | 56 | void cloexec(int fd); |
937be4c0 | 57 | /* make @fd@ non-blocking/blocking/close-on-exec; call @fatal@ on error. */ |
460b9539 | 58 | |
59 | int mustnotbeminus1(const char *what, int value); | |
60 | /* If @value@ is -1, report an error including @what@. */ | |
61 | ||
62 | int xstrtol(long *n, const char *s, char **ep, int base); | |
63 | int xstrtoll(long_long *n, const char *s, char **ep, int base); | |
64 | /* like strtol() but returns errno on error, 0 on success */ | |
65 | ||
66 | #endif /* SYSCALLS_H */ | |
67 | ||
68 | /* | |
69 | Local Variables: | |
70 | c-basic-offset:2 | |
71 | comment-column:40 | |
72 | End: | |
73 | */ |