[GNUnet-SVN] r3391 - GNUnet/src/util/config_impl

[grothoff]

Author: grothoff
Date: 2006-09-10 21:10:42 -0700 (Sun, 10 Sep 2006)
New Revision: 3391

Modified:
   GNUnet/src/util/config_impl/impl.c
Log:
fix

Modified: GNUnet/src/util/config_impl/impl.c
===================================================================
--- GNUnet/src/util/config_impl/impl.c  2006-09-11 03:38:18 UTC (rev 3390)
+++ GNUnet/src/util/config_impl/impl.c  2006-09-11 04:10:42 UTC (rev 3391)
@@ -645,6 +645,7 @@
   int i;
   char * prefix;
   char * result;
+  const char * post;
 
   if (orig[0] != '$')
     return orig;
@@ -653,7 +654,12 @@
          (orig[i] != '\\') &&
           (orig[i] != '\0') )
     i++;
-  orig[i] = '\0';
+  if (orig[i] == '\0') {
+    post = "";
+  } else {
+    orig[i] = '\0';
+    post = &orig[i+1];
+  }
   prefix = NULL;
   if (0 != _get_configuration_value_string(cfg,
                                           section,
@@ -678,10 +684,10 @@
     }
   }
   result = MALLOC(strlen(prefix) +
-                  strlen(&orig[i+1]) + 2);
+                  strlen(post) + 2);
   strcpy(result, prefix);
   strcat(result, DIR_SEPARATOR_STR);
-  strcat(result, &orig[i+1]);
+  strcat(result, post);
   FREE(prefix);
   FREE(orig);
   return result;