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comparison ueda/libueda/util.c @ 0:cd92449fdb51

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initial import of ueda and ifctf-part-lib from ifctfvax CVS
author Space Falcon <falcon@ivan.Harhan.ORG>
date Mon, 20 Jul 2015 00:24:37 +0000
parents
children c91e7a30fab3
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-1:000000000000 0:cd92449fdb51
1 /*
2 * Miscellaneous utility functions for libueda
3 */
4
5 #include <ctype.h>
6 #include <strings.h>
7
8 extern char *malloc();
9
10 char *
11 copystr(src)
12 register char *src;
13 {
14 register char *buf;
15
16 buf = malloc(strlen(src) + 1);
17 if (!buf) {
18 perror("malloc");
19 exit(1);
20 }
21 strcpy(buf, src);
22 return(buf);
23 }
24
25 string_is_valid_decnum(str)
26 char *str;
27 {
28 register char *cp = str;
29
30 if (*cp == '-')
31 cp++;
32 if (!isdigit(*cp))
33 return(0);
34 while (isdigit(*cp))
35 cp++;
36 return(*cp == '\0');
37 }