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author | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
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committer | cvs2svn <admin@example.com> | 2025-04-14 17:32:06 +0000 |
commit | eb8dd9dca1228af0cd132f515509051ecfabf6f6 (patch) | |
tree | edb6da6af7e865d488dc1a29309f1e1ec226e603 /src/lib/libc/stdlib/system.c | |
parent | 247f0352e0ed72a4f476db9dc91f4d982bc83eb2 (diff) | |
download | openbsd-eb8dd9dca1228af0cd132f515509051ecfabf6f6.tar.gz openbsd-eb8dd9dca1228af0cd132f515509051ecfabf6f6.tar.bz2 openbsd-eb8dd9dca1228af0cd132f515509051ecfabf6f6.zip |
This commit was manufactured by cvs2git to create tag 'tb_20250414'.tb_20250414
Diffstat (limited to 'src/lib/libc/stdlib/system.c')
-rw-r--r-- | src/lib/libc/stdlib/system.c | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/src/lib/libc/stdlib/system.c b/src/lib/libc/stdlib/system.c deleted file mode 100644 index 28f01a9c5d..0000000000 --- a/src/lib/libc/stdlib/system.c +++ /dev/null | |||
@@ -1,89 +0,0 @@ | |||
1 | /* $OpenBSD: system.c,v 1.13 2022/05/21 00:53:53 millert Exp $ */ | ||
2 | /* | ||
3 | * Copyright (c) 1988 The Regents of the University of California. | ||
4 | * All rights reserved. | ||
5 | * | ||
6 | * Redistribution and use in source and binary forms, with or without | ||
7 | * modification, are permitted provided that the following conditions | ||
8 | * are met: | ||
9 | * 1. Redistributions of source code must retain the above copyright | ||
10 | * notice, this list of conditions and the following disclaimer. | ||
11 | * 2. Redistributions in binary form must reproduce the above copyright | ||
12 | * notice, this list of conditions and the following disclaimer in the | ||
13 | * documentation and/or other materials provided with the distribution. | ||
14 | * 3. Neither the name of the University nor the names of its contributors | ||
15 | * may be used to endorse or promote products derived from this software | ||
16 | * without specific prior written permission. | ||
17 | * | ||
18 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND | ||
19 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
21 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE | ||
22 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
23 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
24 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | ||
26 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | ||
27 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | ||
28 | * SUCH DAMAGE. | ||
29 | */ | ||
30 | |||
31 | #include <sys/types.h> | ||
32 | #include <sys/wait.h> | ||
33 | #include <errno.h> | ||
34 | #include <signal.h> | ||
35 | #include <stdlib.h> | ||
36 | #include <string.h> | ||
37 | #include <unistd.h> | ||
38 | #include <paths.h> | ||
39 | |||
40 | int | ||
41 | system(const char *command) | ||
42 | { | ||
43 | pid_t pid, cpid; | ||
44 | struct sigaction intsave, quitsave, sa; | ||
45 | sigset_t mask, omask; | ||
46 | int pstat; | ||
47 | char *argp[] = {"sh", "-c", NULL, NULL}; | ||
48 | |||
49 | if (!command) /* just checking... */ | ||
50 | return(1); | ||
51 | |||
52 | argp[2] = (char *)command; | ||
53 | |||
54 | sigemptyset(&mask); | ||
55 | sigaddset(&mask, SIGCHLD); | ||
56 | sigaddset(&mask, SIGINT); | ||
57 | sigaddset(&mask, SIGQUIT); | ||
58 | sigprocmask(SIG_BLOCK, &mask, &omask); | ||
59 | switch (cpid = vfork()) { | ||
60 | case -1: /* error */ | ||
61 | sigprocmask(SIG_SETMASK, &omask, NULL); | ||
62 | return(-1); | ||
63 | case 0: /* child */ | ||
64 | sigprocmask(SIG_SETMASK, &omask, NULL); | ||
65 | execve(_PATH_BSHELL, argp, environ); | ||
66 | _exit(127); | ||
67 | } | ||
68 | |||
69 | /* Ignore SIGINT and SIGQUIT while waiting for command to complete. */ | ||
70 | memset(&sa, 0, sizeof(sa)); | ||
71 | sigemptyset(&sa.sa_mask); | ||
72 | sa.sa_handler = SIG_IGN; | ||
73 | sigaction(SIGINT, &sa, &intsave); | ||
74 | sigaction(SIGQUIT, &sa, &quitsave); | ||
75 | sigemptyset(&mask); | ||
76 | sigaddset(&mask, SIGINT); | ||
77 | sigaddset(&mask, SIGQUIT); | ||
78 | sigprocmask(SIG_UNBLOCK, &mask, NULL); | ||
79 | |||
80 | do { | ||
81 | pid = waitpid(cpid, &pstat, 0); | ||
82 | } while (pid == -1 && errno == EINTR); | ||
83 | |||
84 | sigprocmask(SIG_SETMASK, &omask, NULL); | ||
85 | sigaction(SIGINT, &intsave, NULL); | ||
86 | sigaction(SIGQUIT, &quitsave, NULL); | ||
87 | return (pid == -1 ? -1 : pstat); | ||
88 | } | ||
89 | DEF_STRONG(system); | ||