summaryrefslogtreecommitdiff
path: root/Examples/lua/arrays/example.c
diff options
context:
space:
mode:
Diffstat (limited to 'Examples/lua/arrays/example.c')
-rw-r--r--Examples/lua/arrays/example.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/Examples/lua/arrays/example.c b/Examples/lua/arrays/example.c
new file mode 100644
index 0000000..56c7b19
--- /dev/null
+++ b/Examples/lua/arrays/example.c
@@ -0,0 +1,25 @@
+/* File : example.c */
+
+#include <stdlib.h>
+
+/* we are using the qsort function, which needs a helper function to sort */
+int compare_int(const void * a, const void * b)
+{
+ return ( *(int*)a - *(int*)b );
+}
+
+void sort_int(int* arr, int len)
+{
+ qsort(arr, len, sizeof(int), compare_int);
+}
+
+// ditto doubles
+int compare_double(const void * a, const void * b)
+{
+ return (int)( *(double*)a - *(double*)b );
+}
+
+void sort_double(double* arr, int len)
+{
+ qsort(arr, len, sizeof(double), compare_double);
+}