xref: /titanic_44/usr/src/cmd/ast/msgcc/msgget.c (revision 30a5e8fa1253cb33980ee4514743cf683f584b4e)
1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *           Copyright (c) 2000-2007 AT&T Knowledge Ventures            *
5 *                      and is licensed under the                       *
6 *                  Common Public License, Version 1.0                  *
7 *                      by AT&T Knowledge Ventures                      *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12 *                                                                      *
13 *              Information and Software Systems Research               *
14 *                            AT&T Research                             *
15 *                           Florham Park NJ                            *
16 *                                                                      *
17 *                 Glenn Fowler <gsf@research.att.com>                  *
18 *                                                                      *
19 ***********************************************************************/
20 #pragma prototyped
21 /*
22  * Glenn Fowler
23  * AT&T Research
24  */
25 
26 static const char usage[] =
27 "[-?\n@(#)$Id: msgget (AT&T Research) 2001-04-21 $\n]"
28 USAGE_LICENSE
29 "[+NAME?msgget - get a message from a message catalog]"
30 "[+DESCRIPTION?\bmsgget\b gets the message corresponding to the parameters."
31 "	If \alocale\a is \b-\b then the current locale is used. \acommand\a"
32 "	may be specified for command specific messages. \acatalog\a specifies"
33 "	the message catalog name. [\aset\a.]]\anumber\a identifies the message"
34 "	by message \anumber\a and an optional message \aset\a; if specified as"
35 "	\b-\b then the message set and number are determined by looking up"
36 "	\atext\a in the corresponding \bC\b locale message catalog.]"
37 
38 "\n"
39 "\nlocale [command:]catalog [set.]number [ text ]\n"
40 "\n"
41 
42 "[+SEE ALSO?\biconv\b(1), \bmsgcc\b(1), \bmsggen\b(1)]"
43 ;
44 
45 #include <ast.h>
46 #include <error.h>
47 #include <mc.h>
48 
49 int
50 main(int argc, char** argv)
51 {
52 	register Mc_t*	mc;
53 	register char*	s;
54 	char*		loc;
55 	char*		cmd;
56 	char*		cat;
57 	char*		msg;
58 	int		set;
59 	int		num;
60 	Sfio_t*		sp;
61 	char		path[PATH_MAX];
62 
63 	NoP(argc);
64 	error_info.id = "msgget";
65 	for (;;)
66 	{
67 		switch (optget(argv, usage))
68 		{
69 		case '?':
70 			error(ERROR_USAGE|4, "%s", opt_info.arg);
71 			continue;
72 		case ':':
73 			error(2, "%s", opt_info.arg);
74 			continue;
75 		}
76 		break;
77 	}
78 	argv += opt_info.index;
79 	if (error_info.errors || !(loc = *argv++) || !(cmd = *argv++) || !(s = *argv++))
80 		error(ERROR_USAGE|4, "%s", optusage(NiL));
81 	if (streq(s, "-"))
82 		set = num = 0;
83 	else
84 		mcindex(s, NiL, &set, &num);
85 	if (!(msg = *argv++))
86 		msg = "";
87 	else if (*argv)
88 		error(ERROR_USAGE|4, "%s", optusage(NiL));
89 	if (streq(loc, "-"))
90 		loc = 0;
91 	if (cat = strchr(cmd, ':'))
92 		*cat++ = 0;
93 	if (!mcfind(path, loc, cmd, LC_MESSAGES, 0) && (!cat || !mcfind(path, loc, cat, LC_MESSAGES, 0)))
94 	{
95 		if (cat)
96 			*--cat = ':';
97 		error(3, "%s: cannot locate message catalog", cmd);
98 	}
99 	if (!(sp = sfopen(NiL, path, "r")))
100 		error(ERROR_SYSTEM|3, "%s: cannot read message catalog", path);
101 	if (!(mc = mcopen(sp)))
102 		error(3, "%s: invalid message catalog", path);
103 	if (set)
104 		s = mcget(mc, set, num, msg);
105 	else
106 		s = errorx(loc, cmd, cat, msg);
107 	sfputr(sfstdout, s, '\n');
108 	return error_info.errors != 0;
109 }
110