1 files changed, 16 insertions, 0 deletions
diff --git a/string.c b/string.c
index 540a7d4..dc73266 100644
--- a/string.c
+++ b/string.c
@@ -57,3 +57,19 @@ strncmp(const char *p, const char *q, uint n)
   else
     return (int) ((uchar) *p - (uchar) *q);
 }
+
+// Like strncpy but guaranteed to NUL-terminate.
+char*
+safestrcpy(char *s, const char *t, int n)
+{
+  char *os;
+  
+  os = s;
+  if(n <= 0)
+    return os;
+  while(--n > 0 && (*s++ = *t++) != 0)
+    ;
+  *s = 0;
+  return os;
+}
+