FreeCalypso > hg > fc-magnetite

annotate helpers/str2ind-ver.c @ 180:24955aef4da3

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
t30.lib compiles
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 13 Oct 2016 03:35:20 +0000
parents f4eeab478bfe
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
60
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 /*
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 * This utility extracts the timestamp from a str2ind.tab file
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 * and emits the corresponding char *str2ind_version C line.
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 */
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 #include <stdio.h>
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 #include <stdlib.h>
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 #include <string.h>
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 #include <strings.h>
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 main(argc, argv)
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 char **argv;
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 {
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 FILE *inf;
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15 char buf[32], *cp;
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 if (argc != 2) {
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 fprintf(stderr, "usage: %s str2ind.tab\n", argv[0]);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 exit(1);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 }
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 inf = fopen(argv[1], "r");
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 if (!inf) {
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 perror(argv[1]);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 exit(1);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 }
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 if (!fgets(buf, sizeof buf, inf)) {
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 inv: fprintf(stderr,
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 "Error: %s does not have the expected first line\n",
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 argv[1]);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 exit(1);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 }
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 cp = index(buf, '\n');
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 if (!cp || cp == buf)
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 goto inv;
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 *cp = '\0';
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 if (cp[-1] == '\r')
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 *--cp = '\0';
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 if (cp != buf + 10)
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 goto inv;
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 printf("char *str2ind_version = \"&%s\";\n", buf);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 exit(0);
f4eeab478bfe str2ind-ver helper written
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 }