X-Git-Url: https://git.deb.at/?a=blobdiff_plain;f=xmalloc.c;h=2b7fda6b666f2b0d715050b3ad486ff19a74c773;hb=47ca9ac04785f2d48d28886cbc4e2802b19dd9cf;hp=bc22a97b19faa6867ee9f8535a5b0ea52d3e2a3b;hpb=384a832f989722381d0ad998a87d52f2ce05b714;p=pkg%2Fabook.git

diff --git a/xmalloc.c b/xmalloc.c
index bc22a97..2b7fda6 100644
--- a/xmalloc.c
+++ b/xmalloc.c
@@ -36,6 +36,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include "xmalloc.h"
 
 static void
 xmalloc_default_error_handler(int err)
@@ -134,10 +135,16 @@ xrealloc_inc(void *ptr, size_t size, size_t inc)
 	return ptr;
 }
 
-void
-xfree(void *ptr)
+char *
+xstrdup(const char *s)
 {
-	free(ptr);
-	ptr = NULL;
+	size_t len = strlen(s);
+	void *new;
+
+	new = xmalloc_inc(len, 1);
+	if(new == NULL)
+		return NULL;
+
+	return (char *)memcpy(new, s, len + 1);
 }