improved deterministic behavior of [mtx_qhull], however planar polygons

do not fully work yet.

svn path=/trunk/externals/iem/iemmatrix/; revision=16172

1 files changed, 4 insertions, 1 deletions

diff --git a/src/mtx_qhull/list.h b/src/mtx_qhull/list.h
index dfccede..1a98256 100644
--- a/src/mtx_qhull/list.h
+++ b/src/mtx_qhull/list.h
@@ -1,16 +1,18 @@
 #ifndef QHULL_LIST_H
 #define QHULL_LIST_H
+#include <stdio.h>
+#include <stdlib.h>
 
 #include <sys/types.h>
 
 typedef long int entry_t;
 typedef long int index_t;
-
 typedef struct list_ {
     entry_t *entries;
     size_t length;
 } list_t;
 
+
 // memory things:
 list_t emptyList(void);
 void freeList(list_t *list);
@@ -38,6 +40,7 @@ int inList(const entry_t entry, const list_t list);
 int notInList(const entry_t entry, const list_t list);
 list_t findValueListInList(const list_t value_list, const list_t list);
 entry_t findValueInList(const entry_t entry, const list_t list);
+void uniquefyListEntries(list_t *list);
 void printList(const list_t list);
 
 #endif /* QHULL_LIST_H */