1 files changed, 17 insertions, 0 deletions
diff --git a/lib/mem.c b/lib/mem.c
index d87be96..f90195b 100644
--- a/lib/mem.c
+++ b/lib/mem.c
@@ -48,6 +48,12 @@ gray_zalloc(size_t size)
 }
 
 void *
+gray_calloc(size_t count, size_t size)
+{
+	return gray_zalloc(count * size);
+}
+
+void *
 gray_realloc(void *ptr, size_t size)
 {
 	ptr = realloc(ptr, size);
@@ -56,6 +62,17 @@ gray_realloc(void *ptr, size_t size)
 	return ptr;
 }
 
+char *
+gray_strdup(const char *str)
+{
+	char *p;
+	
+	if (!str)
+		return NULL;
+	p = gray_malloc(strlen(str) + 1);
+	return strcpy(p, str);
+}
+
 
 void
 gray_pam_delete(char *x)