rnd-20070404-2-src

[rocksndiamonds.git] / src / libgame / misc.c

diff --git a/src/libgame/misc.c b/src/libgame/misc.c
index c06eac4f097f9e32f7031323b4613ba78aad1bf9..95c5dfd3b2b5ed2464ccbf82e443189aa04d2f09 100644 (file)
--- a/src/libgame/misc.c
+++ b/src/libgame/misc.c
@@ -106,7 +106,7 @@ char *int2str(int number, int size)
   if (size > 20)
     size = 20;
 
-  if (size)
+  if (size > 0)
   {
     sprintf(s, "                    %09d", number);
     return &s[strlen(s) - size];
@@ -557,6 +557,21 @@ char *getStringCopy(char *s)
   return s_copy;
 }
 
+char *getStringCopyN(char *s, int n)
+{
+  char *s_copy;
+  int s_len = MAX(0, n);
+
+  if (s == NULL)
+    return NULL;
+
+  s_copy = checked_malloc(s_len + 1);
+  strncpy(s_copy, s, s_len);
+  s_copy[s_len] = '\0';
+
+  return s_copy;
+}
+
 char *getStringToLower(char *s)
 {
   char *s_copy = checked_malloc(strlen(s) + 1);