2 * Asterisk -- An open source telephony toolkit.
4 * Copyright (C) 2006, Digium, Inc.
6 * See http://www.asterisk.org for more information about
7 * the Asterisk project. Please do not directly contact
8 * any of the maintainers of this project for assistance;
9 * the project provides a web site, mailing lists and IRC
10 * channels for your use.
12 * This program is free software, distributed under the terms of
13 * the GNU General Public License Version 2. See the LICENSE file
14 * at the top of the source tree.
19 * \brief Return the current Version strings
21 * \author Steve Murphy (murf@digium.com)
27 ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
32 #include <sys/types.h>
34 #include "asterisk/module.h"
35 #include "asterisk/channel.h"
36 #include "asterisk/pbx.h"
37 #include "asterisk/logger.h"
38 #include "asterisk/utils.h"
39 #include "asterisk/app.h"
40 #include "asterisk/options.h"
41 #include "asterisk/version.h"
42 #include "asterisk/build.h"
44 #define STRING_IT(vernum) STRING_IT2(vernum)
45 #define STRING_IT2(vernum) #vernum
47 static int acf_version_exec(struct ast_channel *chan, const char *cmd,
48 char *parse, char *buffer, size_t buflen)
50 struct ast_module_user *u;
51 char *response_char = ASTERISK_VERSION;
52 AST_DECLARE_APP_ARGS(args,
56 u = ast_module_user_add(chan);
58 AST_STANDARD_APP_ARGS(args, parse);
60 if (!ast_strlen_zero(args.info) ) {
61 if (strcasecmp(args.info,"ASTERISK_VERSION_NUM") == 0)
62 response_char = STRING_IT(ASTERISK_VERSION_NUM);
63 else if (strcasecmp(args.info,"BUILD_USER") == 0)
64 response_char = BUILD_USER;
65 else if (strcasecmp(args.info,"BUILD_HOSTNAME") == 0)
66 response_char = BUILD_HOSTNAME;
67 else if (strcasecmp(args.info,"BUILD_MACHINE") == 0)
68 response_char = BUILD_MACHINE;
69 else if (strcasecmp(args.info,"BUILD_KERNEL") == 0)
70 response_char = BUILD_KERNEL;
71 else if (strcasecmp(args.info,"BUILD_OS") == 0)
72 response_char = BUILD_OS;
73 else if (strcasecmp(args.info,"BUILD_DATE") == 0)
74 response_char = BUILD_DATE;
80 ast_log(LOG_DEBUG, "VERSION returns %s result, given %s argument\n",
81 response_char, args.info);
82 snprintf(buffer, buflen, "%s", response_char);
84 ast_module_user_remove(u);
89 static struct ast_custom_function acf_version = {
91 .synopsis = "Return the Version info for this Asterisk",
92 .syntax = "VERSION([info])",
94 "If there are no arguments, return the version of Asterisk in this format: SVN-branch-1.4-r44830M\n"
95 "If the argument is 'ASTERISK_VERSION_NUM', a string of digits is returned (right now fixed at 999999).\n"
96 "If the argument is 'BUILD_USER', the string representing the user's name whose account was used to configure Asterisk, is returned.\n"
97 "If the argument is 'BUILD_HOSTNAME', the string representing the name of the host on which Asterisk was configured, is returned.\n"
98 "If the argument is 'BUILD_MACHINE', the string representing the type of machine on which Asterisk was configured, is returned.\n"
99 "If the argument is 'BUILD_OS', the string representing the OS of the machine on which Asterisk was configured, is returned.\n"
100 "If the argument is 'BUILD_DATE', the string representing the date on which Asterisk was configured, is returned.\n"
101 "If the argument is 'BUILD_KERNEL', the string representing the kernel version of the machine on which Asterisk was configured, is returned .\n"
102 " Example: Set(junky=${VERSION()}; \n"
103 " Sets junky to the string 'SVN-branch-1.6-r74830M', or possibly, 'SVN-trunk-r45126M'.\n",
104 .read = acf_version_exec,
107 static int unload_module(void)
109 ast_custom_function_unregister(&acf_version);
114 static int load_module(void)
116 return ast_custom_function_register(&acf_version);
119 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Get Asterisk Version/Build Info");