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-rw-r--r--src/newgrf_config.cpp37
1 files changed, 37 insertions, 0 deletions
diff --git a/src/newgrf_config.cpp b/src/newgrf_config.cpp
index 2642a93ba..9f952a4e8 100644
--- a/src/newgrf_config.cpp
+++ b/src/newgrf_config.cpp
@@ -371,6 +371,21 @@ static uint ScanTar(TarFileList::iterator tar)
return num;
}
+/**
+ * Simple sorter for GRFS
+ * @param p1 the first GRFConfig *
+ * @param p2 the second GRFConfig *
+ * @return the same strcmp would return for the name of the NewGRF.
+ */
+static int GRFSorter(const void *p1, const void *p2)
+{
+ const GRFConfig *c1 = *(const GRFConfig **)p1;
+ const GRFConfig *c2 = *(const GRFConfig **)p2;
+
+ return strcmp(c1->name != NULL ? c1->name : c1->filename,
+ c2->name != NULL ? c2->name : c2->filename);
+}
+
/* Scan for all NewGRFs */
void ScanNewGRFFiles()
{
@@ -389,7 +404,29 @@ void ScanNewGRFFiles()
FOR_ALL_TARS(tar) {
num += ScanTar(tar);
}
+
DEBUG(grf, 1, "Scan complete, found %d files", num);
+
+ /* Sort the linked list using quicksort.
+ * For that we first have to make an array, the qsort and
+ * then remake the linked list. */
+ GRFConfig **to_sort = MallocT<GRFConfig*>(num);
+ if (to_sort == NULL) return; // No memory, then don't sort
+
+ uint i = 0;
+ for (GRFConfig *p = _all_grfs; p != NULL; p = p->next, i++) {
+ to_sort[i] = p;
+ }
+ /* Number of files is not necessarily right */
+ num = i;
+
+ qsort(to_sort, num, sizeof(GRFConfig*), GRFSorter);
+
+ for (i = 1; i < num; i++) {
+ to_sort[i - 1]->next = to_sort[i];
+ }
+ to_sort[num - 1]->next = NULL;
+ _all_grfs = to_sort[0];
}