X-Git-Url: https://git.danieliu.xyz/?a=blobdiff_plain;f=cstring.c;h=958062bfe8c0b9d2287f56e6911e1dc1a4f7588e;hb=31f91305483a4efa430fe1ce181f62921c77e39f;hp=f7ea0a9c7f88957d02d0921a53273bac280d2c80;hpb=3da34e1957b3484506b5f0f79f84f64a4cff2f1b;p=smdp.git

diff --git a/cstring.c b/cstring.c
index f7ea0a9..958062b 100644
--- a/cstring.c
+++ b/cstring.c
@@ -2,7 +2,7 @@
  * An implementation of expandable c strings in heap memory.
  * Copyright (C) 2014 Michael Goehler
  *
- * This file is part of mpd.
+ * This file is part of mdp.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -47,11 +47,12 @@ void cstring_expand(cstring_t *self, char x) {
 
 void cstring_expand_arr(cstring_t *self, char *x) {
     if(self->size + strlen(x) + sizeof(char) > self->alloc) {
-        self->alloc += (REALLOC_ADD * sizeof(char));
+        self->alloc = ((strlen(x) + self->size + 1) * sizeof(char));
         self->text = realloc(self->text, self->alloc);
     }
     self->text = strcat(self->text, x);
     self->size = strlen(self->text);
+    self->text[self->size+1] = '\0';
 }
 
 void cstring_reset(cstring_t *self) {