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| version 1.1, 2015/04/24 16:24:11 | version 1.2, 2015/06/17 18:51:11 | ||
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| return new_ptr; | return new_ptr; | ||
| } | } | ||
| void | |||
| xfree(void *ptr) | |||
| { | |||
| if (ptr == NULL) | |||
| errx(1, "xfree: NULL pointer given as argument"); | |||
| free(ptr); | |||
| } | |||
| char * | char * | ||
| xstrdup(const char *str) | xstrdup(const char *str) | ||
| { | { | ||
| size_t len; | |||
| char *cp; | char *cp; | ||
| len = strlen(str) + 1; | if ((cp = strdup(str)) == NULL) | ||
| cp = xmalloc(len); | err(1, "xstrdup"); | ||
| if (strlcpy(cp, str, len) >= len) | |||
| errx(1, "xstrdup: string truncated"); | |||
| return cp; | return cp; | ||
| } | } | ||