ali@0: #include <stdlib.h>
ali@0: #include <string.h>
ali@5: #include <bl/mem.h>
ali@5: #include <bl/strfuncs.h>
ali@0: 
ali@0: /*
ali@0:  * Like strndup, but only returns NULL if str is NULL.
ali@0:  * Note that this routine copies n bytes rather than n characters.
ali@0:  */
ali@0: char *str_ndup(const char *str,size_t n)
ali@0: {
ali@0:     char *dup;
ali@0:     if (!str)
ali@0: 	return NULL;
ali@0:     dup=mem_alloc0(n+1,1);
ali@0:     strncpy(dup,str,n);
ali@0:     return dup;
ali@0: }
ali@0: 
ali@0: /*
ali@0:  * Like strdup, but only returns NULL if str is NULL.
ali@0:  */
ali@0: char *str_dup(const char *str)
ali@0: {
ali@0:     return str_ndup(str,strlen(str));
ali@0: }