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author | vda <vda@69ca8d6d-28ef-0310-b511-8ec308f3f277> | 2006-11-26 20:13:39 +0000 |
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committer | vda <vda@69ca8d6d-28ef-0310-b511-8ec308f3f277> | 2006-11-26 20:13:39 +0000 |
commit | bc405502feeb87f79be397d138dcdfdbfe0d0fb4 (patch) | |
tree | 385d96cede38de88bcc55cf2e02c36deb86f25a5 /libbb | |
parent | 69d1d38e24aaf5bb816effd8bc27f9441a254b2e (diff) | |
download | busybox-w32-bc405502feeb87f79be397d138dcdfdbfe0d0fb4.tar.gz busybox-w32-bc405502feeb87f79be397d138dcdfdbfe0d0fb4.tar.bz2 busybox-w32-bc405502feeb87f79be397d138dcdfdbfe0d0fb4.zip |
Closing bug 730. libbb run_parts is using scandir (a GNUism),
and it is used only by run_parts applet, so move it there.
Also saved ~30 bytes (prolly gcc autoinlining...).
git-svn-id: svn://busybox.net/trunk/busybox@16677 69ca8d6d-28ef-0310-b511-8ec308f3f277
Diffstat (limited to 'libbb')
-rw-r--r-- | libbb/Kbuild | 1 | ||||
-rw-r--r-- | libbb/run_parts.c | 119 |
2 files changed, 0 insertions, 120 deletions
diff --git a/libbb/Kbuild b/libbb/Kbuild index 1ddec9a8d..550723cea 100644 --- a/libbb/Kbuild +++ b/libbb/Kbuild | |||
@@ -65,7 +65,6 @@ lib-y += read.o | |||
65 | lib-y += recursive_action.o | 65 | lib-y += recursive_action.o |
66 | lib-y += remove_file.o | 66 | lib-y += remove_file.o |
67 | lib-y += restricted_shell.o | 67 | lib-y += restricted_shell.o |
68 | lib-y += run_parts.o | ||
69 | lib-y += run_shell.o | 68 | lib-y += run_shell.o |
70 | lib-y += safe_strncpy.o | 69 | lib-y += safe_strncpy.o |
71 | lib-y += safe_strtol.o | 70 | lib-y += safe_strtol.o |
diff --git a/libbb/run_parts.c b/libbb/run_parts.c deleted file mode 100644 index fae91813c..000000000 --- a/libbb/run_parts.c +++ /dev/null | |||
@@ -1,119 +0,0 @@ | |||
1 | /* vi: set sw=4 ts=4: */ | ||
2 | /* | ||
3 | * run command from specified directory | ||
4 | * | ||
5 | * | ||
6 | * Copyright (C) 2001 by Emanuele Aina <emanuele.aina@tiscali.it> | ||
7 | * rewrite to vfork usage by | ||
8 | * Copyright (C) 2002 by Vladimir Oleynik <dzo@simtreas.ru> | ||
9 | * | ||
10 | * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. | ||
11 | */ | ||
12 | |||
13 | |||
14 | #include <sys/types.h> | ||
15 | #include <sys/wait.h> | ||
16 | #include <stdlib.h> | ||
17 | #include <dirent.h> | ||
18 | #include <unistd.h> | ||
19 | #include <ctype.h> | ||
20 | #include <errno.h> | ||
21 | |||
22 | #include "libbb.h" | ||
23 | |||
24 | /* valid_name */ | ||
25 | /* True or false? Is this a valid filename (upper/lower alpha, digits, | ||
26 | * underscores, and hyphens only?) | ||
27 | */ | ||
28 | static int valid_name(const struct dirent *d) | ||
29 | { | ||
30 | const char *c = d->d_name; | ||
31 | |||
32 | while (*c) { | ||
33 | if (!isalnum(*c) && (*c != '_') && (*c != '-')) { | ||
34 | return 0; | ||
35 | } | ||
36 | ++c; | ||
37 | } | ||
38 | return 1; | ||
39 | } | ||
40 | |||
41 | /* test mode = 1 is the same as official run_parts | ||
42 | * test_mode = 2 means to fail silently on missing directories | ||
43 | */ | ||
44 | |||
45 | int run_parts(char **args, const unsigned char test_mode, char **env) | ||
46 | { | ||
47 | struct dirent **namelist = 0; | ||
48 | struct stat st; | ||
49 | char *filename; | ||
50 | char *arg0 = args[0]; | ||
51 | int entries; | ||
52 | int i; | ||
53 | int exitstatus = 0; | ||
54 | |||
55 | #if __GNUC__ | ||
56 | /* Avoid longjmp clobbering */ | ||
57 | (void) &i; | ||
58 | (void) &exitstatus; | ||
59 | #endif | ||
60 | /* scandir() isn't POSIX, but it makes things easy. */ | ||
61 | entries = scandir(arg0, &namelist, valid_name, alphasort); | ||
62 | |||
63 | if (entries == -1) { | ||
64 | if (test_mode & 2) { | ||
65 | return(2); | ||
66 | } | ||
67 | bb_perror_msg_and_die("cannot open '%s'", arg0); | ||
68 | } | ||
69 | |||
70 | for (i = 0; i < entries; i++) { | ||
71 | |||
72 | filename = concat_path_file(arg0, namelist[i]->d_name); | ||
73 | |||
74 | xstat(filename, &st); | ||
75 | if (S_ISREG(st.st_mode) && !access(filename, X_OK)) { | ||
76 | if (test_mode) { | ||
77 | puts(filename); | ||
78 | } else { | ||
79 | /* exec_errno is common vfork variable */ | ||
80 | volatile int exec_errno = 0; | ||
81 | int result; | ||
82 | int pid; | ||
83 | |||
84 | if ((pid = vfork()) < 0) { | ||
85 | bb_perror_msg_and_die("failed to fork"); | ||
86 | } else if (!pid) { | ||
87 | args[0] = filename; | ||
88 | execve(filename, args, env); | ||
89 | exec_errno = errno; | ||
90 | _exit(1); | ||
91 | } | ||
92 | |||
93 | waitpid(pid, &result, 0); | ||
94 | if(exec_errno) { | ||
95 | errno = exec_errno; | ||
96 | bb_perror_msg("failed to exec %s", filename); | ||
97 | exitstatus = 1; | ||
98 | } | ||
99 | if (WIFEXITED(result) && WEXITSTATUS(result)) { | ||
100 | bb_perror_msg("%s exited with return code %d", filename, WEXITSTATUS(result)); | ||
101 | exitstatus = 1; | ||
102 | } else if (WIFSIGNALED(result)) { | ||
103 | bb_perror_msg("%s exited because of uncaught signal %d", filename, WTERMSIG(result)); | ||
104 | exitstatus = 1; | ||
105 | } | ||
106 | } | ||
107 | } | ||
108 | else if (!S_ISDIR(st.st_mode)) { | ||
109 | bb_error_msg("component %s is not an executable plain file", filename); | ||
110 | exitstatus = 1; | ||
111 | } | ||
112 | |||
113 | free(namelist[i]); | ||
114 | free(filename); | ||
115 | } | ||
116 | free(namelist); | ||
117 | |||
118 | return(exitstatus); | ||
119 | } | ||