Changeset 3207

Timestamp:

Feb 13, 2005, 9:55:53 AM (21 years ago)

Author:

jhoblitt

Message:

change psStringAppend() & psStringPrepend() to alloc a string when passed NULL

File:

• trunk/archive/psdb/psDB.c (modified) (3 diffs)

trunk/archive/psdb/psDB.c

@@ -8 +8 @@
  *  @author Joshua Hoblitt
  *
- *  @version $Revision: 1.18 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2005-02-13 11:21:18 $
+ *  @version $Revision: 1.19 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2005-02-13 19:55:53 $
  *
  *  Copyright 2005 Joshua Hoblitt, University of Hawaii
@@ -1245 +1245 @@
     ssize_t         tailLength;         // length of string to append
 
-    // size of existing string
-    oldLength = strlen(*dest);
+    if (!*dest) {
+        *dest = psStringCopy("");
+        oldLength = 0;
+    } else {
+        // size of existing string
+        oldLength = strlen(*dest);
+    }
 
     // find the size of the string to append
@@ -1281 +1286 @@
     char            *oldDest;           // copy of original string
 
-    // size of existing string
-    length = strlen(*dest);
+    if (!*dest) {
+        // makes the string backup and concatination pointless 
+        *dest = psStringCopy("");
+        length = 0;
+    } else {
+        // size of existing string
+        length = strlen(*dest);
+    }
 
     // find the size of the string to prepend