diff options
Diffstat (limited to 'src/string_util.c')
-rw-r--r-- | src/string_util.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/string_util.c b/src/string_util.c index 6e5429076..5d9feccf9 100644 --- a/src/string_util.c +++ b/src/string_util.c @@ -20,6 +20,8 @@ #include "config.h" #include "string_util.h" +#include <stdlib.h> /* for malloc() */ +#include <string.h> /* for strnlen() */ #include <glib.h> #include <assert.h> @@ -45,3 +47,37 @@ string_array_contains(const char *const* haystack, const char *needle) return false; } + +#ifndef HAVE_STRNLEN + +size_t +strnlen(const char *s, size_t max) +{ + assert(s != NULL); + + const char *t = memchr(s, 0, max); + return t != NULL + ? (size_t)(t - s) + : max; +} + +#endif + +#if !defined(HAVE_STRNDUP) + +char * +strndup(const char *str, size_t n) +{ + assert(str != NULL); + + size_t len = strnlen(str, n); + char* ret = (char *) malloc(len + 1); + if (ret == NULL) + return NULL; + + memcpy(ret, str, len); + ret[len] = '\0'; + return ret; +} + +#endif |