]>
Commit | Line | Data |
---|---|---|
b57f37fb WP |
1 | /* |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * unix.c: various unix type functions | |
4 | * | |
5 | * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center | |
6 | * Copyright (C) 2005 ircd-ratbox development team | |
7 | * Copyright (C) 2005 Aaron Sethman <androsyn@ratbox.org> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 | |
22 | * USA | |
23 | * | |
94b4fbf9 | 24 | * $Id: unix.c 26180 2008-11-11 00:00:12Z androsyn $ |
b57f37fb WP |
25 | */ |
26 | #include <libratbox_config.h> | |
27 | #include <ratbox_lib.h> | |
28 | ||
94b4fbf9 VY |
29 | |
30 | #ifndef _WIN32 | |
31 | ||
32 | #include <sys/wait.h> | |
33 | ||
34 | ||
b57f37fb WP |
35 | #if defined(HAVE_SPAWN_H) && defined(HAVE_POSIX_SPAWN) |
36 | #include <spawn.h> | |
94b4fbf9 VY |
37 | |
38 | #ifdef __APPLE__ | |
39 | #include <crt_externs.h> | |
40 | #endif | |
41 | ||
42 | #ifndef __APPLE__ | |
b57f37fb | 43 | extern char **environ; |
94b4fbf9 | 44 | #endif |
b57f37fb WP |
45 | pid_t |
46 | rb_spawn_process(const char *path, const char **argv) | |
47 | { | |
48 | pid_t pid; | |
49 | const void *arghack = argv; | |
94b4fbf9 | 50 | char **myenviron; |
b57f37fb WP |
51 | posix_spawnattr_t spattr; |
52 | posix_spawnattr_init(&spattr); | |
53 | #ifdef POSIX_SPAWN_USEVFORK | |
54 | posix_spawnattr_setflags(&spattr, POSIX_SPAWN_USEVFORK); | |
55 | #endif | |
94b4fbf9 VY |
56 | #ifdef __APPLE__ |
57 | myenviron = *_NSGetEnviron(); /* apple needs to go fuck themselves for this */ | |
58 | #else | |
59 | myenviron = environ; | |
60 | #endif | |
61 | if(posix_spawn(&pid, path, NULL, &spattr, arghack, myenviron)) | |
b57f37fb WP |
62 | { |
63 | return -1; | |
64 | } | |
65 | return pid; | |
66 | } | |
67 | #else | |
68 | pid_t | |
69 | rb_spawn_process(const char *path, const char **argv) | |
70 | { | |
71 | pid_t pid; | |
72 | if(!(pid = vfork())) | |
73 | { | |
94b4fbf9 VY |
74 | execv(path, (const void *)argv); /* make gcc shut up */ |
75 | _exit(1); /* if we're still here, we're screwed */ | |
b57f37fb | 76 | } |
94b4fbf9 | 77 | return (pid); |
b57f37fb WP |
78 | } |
79 | #endif | |
80 | ||
81 | #ifndef HAVE_GETTIMEOFDAY | |
82 | int | |
83 | rb_gettimeofday(struct timeval *tv, void *tz) | |
84 | { | |
85 | if(tv == NULL) | |
86 | { | |
87 | errno = EFAULT; | |
88 | return -1; | |
89 | } | |
90 | tv->tv_usec = 0; | |
91 | if(time(&tv->tv_sec) == -1) | |
92 | return -1; | |
93 | return 0; | |
94 | } | |
95 | #else | |
96 | int | |
97 | rb_gettimeofday(struct timeval *tv, void *tz) | |
98 | { | |
94b4fbf9 | 99 | return (gettimeofday(tv, tz)); |
b57f37fb WP |
100 | } |
101 | #endif | |
102 | ||
103 | void | |
104 | rb_sleep(unsigned int seconds, unsigned int useconds) | |
105 | { | |
106 | #ifdef HAVE_NANOSLEEP | |
107 | struct timespec tv; | |
108 | tv.tv_nsec = (useconds * 1000); | |
109 | tv.tv_sec = seconds; | |
110 | nanosleep(&tv, NULL); | |
94b4fbf9 | 111 | #else |
b57f37fb WP |
112 | struct timeval tv; |
113 | tv.tv_sec = seconds; | |
114 | tv.tv_usec = useconds; | |
115 | select(0, NULL, NULL, NULL, &tv); | |
116 | #endif | |
117 | } | |
94b4fbf9 VY |
118 | |
119 | /* this is to keep some linkers from bitching about exporting a non-existant symbol..bleh */ | |
120 | char * | |
121 | rb_strerror(int error) | |
122 | { | |
123 | return strerror(error); | |
124 | } | |
125 | ||
126 | int | |
127 | rb_kill(pid_t pid, int sig) | |
128 | { | |
129 | return kill(pid, sig); | |
130 | } | |
131 | ||
132 | int | |
133 | rb_setenv(const char *name, const char *value, int overwrite) | |
134 | { | |
135 | return setenv(name, value, overwrite); | |
136 | } | |
137 | ||
138 | pid_t | |
139 | rb_waitpid(pid_t pid, int *status, int options) | |
140 | { | |
141 | return waitpid(pid, status, options); | |
142 | } | |
143 | ||
144 | pid_t | |
145 | rb_getpid(void) | |
146 | { | |
147 | return getpid(); | |
148 | } | |
b57f37fb WP |
149 | |
150 | ||
94b4fbf9 | 151 | #endif /* !WIN32 */ |