1: /*************************************************************************
2: * (C) 2014 AITNET - Sofia/Bulgaria - <office@aitbg.com>
3: * by Michael Pounov <misho@aitbg.com>
4: *
5: * $Author: misho $
6: * $Id: cfger.c,v 1.5 2017/06/30 08:41:50 misho Exp $
7: *
8: *************************************************************************
9: The ELWIX and AITNET software is distributed under the following
10: terms:
11:
12: All of the documentation and software included in the ELWIX and AITNET
13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
14:
15: Copyright 2004 - 2017
16: by Michael Pounov <misho@elwix.org>. All rights reserved.
17:
18: Redistribution and use in source and binary forms, with or without
19: modification, are permitted provided that the following conditions
20: are met:
21: 1. Redistributions of source code must retain the above copyright
22: notice, this list of conditions and the following disclaimer.
23: 2. Redistributions in binary form must reproduce the above copyright
24: notice, this list of conditions and the following disclaimer in the
25: documentation and/or other materials provided with the distribution.
26: 3. All advertising materials mentioning features or use of this software
27: must display the following acknowledgement:
28: This product includes software developed by Michael Pounov <misho@elwix.org>
29: ELWIX - Embedded LightWeight unIX and its contributors.
30: 4. Neither the name of AITNET nor the names of its contributors
31: may be used to endorse or promote products derived from this software
32: without specific prior written permission.
33:
34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44: SUCH DAMAGE.
45: */
46: #include "global.h"
47:
48:
49: int Verbose;
50: extern char compiled[], compiledby[], compilehost[];
51:
52: cfg_root_t cfg;
53:
54:
55: static void
56: Usage()
57: {
58:
59: printf( "CFGer is tool for managment R/W operation with CFGs\n"
60: "=== %s === %s@%s ===\n\n"
61: " Syntax: cfger [options] <file_config> [data]\n\n"
62: "\t-v\t\tVerbose ...\n"
63: "\t-q\t\tQuiet mode in Get variable mode. Output is only variable value\n"
64: "\t-S\t\tShell script mode, without whitespaces between attribute and value\n"
65: "\t-C\t\tWithout program comment header\n"
66: "\t-J\t\tFilter output, just variables, exclude entire different data from a/v pair\n"
67: "\t-o <output>\tOutput result to file\n"
68: "\t-l\t\tList A/V pairs\n"
69: "\t-c <comment>\tAdds comment on program header of file\n"
70: "\t-s <attr>\tSet A/V pair\n"
71: "\t-g <attr>\tGet value from A/V pair\n"
72: "*\"attr\" format: [section/]attribute\n"
73: "\n", compiled, compiledby, compilehost);
74: }
75:
76: int
77: main(int argc, char **argv)
78: {
79: char ch, *str, m = 0, q = 0, sh = 42, jv = 0, szAttr[STRSIZ], szName[PATH_MAX] = { 0 };
80: int ret = 0;
81: ait_val_t data = AIT_VAL_INITIALIZER(data);
82: FILE *out = stdout;
83: time_t tim;
84: struct tm tm;
85: char cm = 42, szComment[STRSIZ] = { [0 ... STRSIZ - 1] = 0 }, szTim[STRSIZ] = { 0 };
86: ait_val_t *v;
87:
88: while ((ch = getopt(argc, argv, "hvqlSJCs:g:o:c:")) != -1)
89: switch (ch) {
90: case 'v':
91: Verbose++;
92: break;
93: case 'q':
94: q = 42;
95: break;
96: case 'S':
97: sh ^= sh;
98: break;
99: case 'C':
100: cm ^= cm;
101: break;
102: case 'J':
103: jv = 42;
104: break;
105: case 'o':
106: strlcpy(szName, optarg, sizeof szName);
107: break;
108: case 'c':
109: strlcpy(szComment, optarg, sizeof szComment);
110: break;
111: case 'l':
112: if (m) {
113: Usage();
114: return 1;
115: } else
116: m = 'l';
117: break;
118: case 's':
119: if (m) {
120: Usage();
121: return 1;
122: } else
123: m = 's';
124: strlcpy(szAttr, optarg, sizeof szAttr);
125: break;
126: case 'g':
127: if (m) {
128: Usage();
129: return 1;
130: } else
131: m = 'g';
132: strlcpy(szAttr, optarg, sizeof szAttr);
133: break;
134: case 'h':
135: default:
136: Usage();
137: return 1;
138: }
139: argc -= optind;
140: argv += optind;
141: if (!argc) {
142: Usage();
143: return 1;
144: }
145: if (argc > 1 && argv[1])
146: AIT_SET_STR(&data, argv[1]);
147:
148: if (cfgLoadConfig(*argv, &cfg)) {
149: ELIBERR(cfg);
150: ret = 2;
151: goto end;
152: }
153:
154: if (*szName) {
155: out = fopen(szName, "w");
156: if (!out) {
157: printf("Error:: Can't create file %s\n", szName);
158: ret = 2;
159: out = stdout;
160: goto end;
161: }
162: }
163:
164: switch (m) {
165: case 'g':
166: if (!q)
167: fprintf(out, "%s = ", szAttr);
168: str = strchr(szAttr, '/');
169: if (str) {
170: *str++ = 0;
171: str = (char*) cfg_getAttribute(&cfg, szAttr, str);
172: } else
173: str = (char*) cfg_getAttribute(&cfg, str, szAttr);
174: fprintf(out, "%s\n", str ? str : "\rError:: Variable not found!");
175: break;
176: case 's':
177: str = strchr(szAttr, '/');
178: if (str) {
179: *str++ = 0;
180: if (AIT_ISEMPTY(&data))
181: cfg_unsetAttribute(&cfg, szAttr, str);
182: else
183: cfg_setAttribute(&cfg, szAttr, str,
184: AIT_GET_STRZ(&data));
185: } else {
186: if (AIT_ISEMPTY(&data))
187: cfg_unsetAttribute(&cfg, str, szAttr);
188: else
189: cfg_setAttribute(&cfg, str, szAttr,
190: AIT_GET_STRZ(&data));
191: }
192: case 'l':
193: default:
194: if (cm) {
195: time(&tim);
196: localtime_r(&tim, &tm);
197: strftime(szTim, sizeof szTim, "%Y-%m-%d %H:%M:%S", &tm);
198:
199: fprintf(out, "# Auto-generated file %s from cfger at %s\n#\n# %s\n\n", *argv, szTim, szComment);
200: }
201:
202: if (jv)
203: cfgWriteConfig(out, &cfg, sh);
204: else {
205: v = cfgWriteLines(out, NULL, NULL, NULL, &cfg);
206: ait_freeVar(&v);
207: }
208:
209: break;
210: }
211: end:
212: if (out != stdout)
213: fclose(out);
214: AIT_FREE_VAL(&data);
215: cfgUnloadConfig(&cfg);
216: return ret;
217: }
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