FreeCalypso > hg > ueda-linux
comparison ueda/libueda/util.c @ 0:cd92449fdb51
initial import of ueda and ifctf-part-lib from ifctfvax CVS
author | Space Falcon <falcon@ivan.Harhan.ORG> |
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date | Mon, 20 Jul 2015 00:24:37 +0000 |
parents | |
children | c91e7a30fab3 |
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-1:000000000000 | 0:cd92449fdb51 |
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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 } |