Merge the Goo* improvements from xpdf 3.0.1. This change is based on

martink's work (7-xpdf-3.01-goo-improvements.patch), with some tweaking
by me.

1 files changed, 5 insertions, 0 deletions

diff --git a/goo/GooList.cc b/goo/GooList.cc
index 3719ae2b..dc6e4e21 100644
--- a/goo/GooList.cc
+++ b/goo/GooList.cc
@@ -12,6 +12,7 @@
 #pragma implementation
 #endif
 
+#include <stdlib.h>
 #include <string.h>
 #include "gmem.h"
 #include "GooList.h"
@@ -81,6 +82,10 @@ void *GooList::del(int i) {
   return p;
 }
 
+void GooList::sort(int (*cmp)(const void *obj1, const void *obj2)) {
+  qsort(data, length, sizeof(void *), cmp);
+}
+
 void GooList::expand() {
   size += (inc > 0) ? inc : size;
   data = (void **)greallocn(data, size, sizeof(void*));