1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
/*
rc-service.c
Finds all OpenRC services
*/
/*
* Copyright (c) 2008 Roy Marples <roy@marples.name>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <getopt.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "builtins.h"
#include "einfo.h"
#include "queue.h"
#include "rc.h"
#include "rc-misc.h"
extern char *applet;
#include "_usage.h"
#define usagestring "" \
"Usage: rc-service [options] [-i] <service> <cmd>...\n" \
" or: rc-service [options] -e <service>\n" \
" or: rc-service [options] -l\n" \
" or: rc-service [options] -r <service>"
#define getoptstring "e:ilr:" getoptstring_COMMON
static const struct option longopts[] = {
{ "exists", 1, NULL, 'e' },
{ "ifexists", 0, NULL, 'i' },
{ "list", 0, NULL, 'l' },
{ "resolve", 1, NULL, 'r' },
longopts_COMMON
};
static const char * const longopts_help[] = {
"tests if the service exists or not",
"if the service exists then run the command",
"list all available services",
"resolve the service name to an init script",
longopts_help_COMMON
};
#include "_usage.c"
int
rc_service(int argc, char **argv)
{
int opt;
char *service;
RC_STRINGLIST *list;
RC_STRING *s;
bool if_exists = false;
/* Ensure that we are only quiet when explicitly told to be */
unsetenv("EINFO_QUIET");
while ((opt = getopt_long(argc, argv, getoptstring,
longopts, (int *) 0)) != -1)
{
switch (opt) {
case 'e':
service = rc_service_resolve(optarg);
opt = service ? EXIT_SUCCESS : EXIT_FAILURE;
#ifdef DEBUG_MEMORY
free(service);
#endif
return opt;
/* NOTREACHED */
case 'i':
if_exists = true;
break;
case 'l':
list = rc_services_in_runlevel(NULL);
if (TAILQ_FIRST(list) == NULL)
return EXIT_FAILURE;
rc_stringlist_sort(&list);
TAILQ_FOREACH(s, list, entries)
printf("%s\n", s->value);
#ifdef DEBUG_MEMORY
rc_stringlist_free(list);
#endif
return EXIT_SUCCESS;
/* NOTREACHED */
case 'r':
service = rc_service_resolve(optarg);
if (service == NULL)
return EXIT_FAILURE;
printf("%s\n", service);
#ifdef DEBUG_MEMORY
free(service);
#endif
return EXIT_SUCCESS;
/* NOTREACHED */
case_RC_COMMON_GETOPT
}
}
argc -= optind;
argv += optind;
if (*argv == NULL)
eerrorx("%s: you need to specify a service", applet);
if ((service = rc_service_resolve(*argv)) == NULL) {
if (if_exists)
return 0;
eerrorx("%s: service `%s' does not exist", applet, *argv);
}
*argv = service;
execv(*argv, argv);
eerrorx("%s: %s", applet, strerror(errno));
/* NOTREACHED */
}
|
