Allow shortnmae length to be overridden on command line.

diff --git a/mapsource.c b/mapsource.c
index 6be9d627e936723692959b5580d858d4289490a7..08535e8c85b4b15808825cf898a84e5cb88710a9 100644 (file)
--- a/mapsource.c
+++ b/mapsource.c
@@ -73,6 +73,15 @@ static icon_mapping_t icon_table[] = {
        { -1, NULL },
 };
 
+char *snlen;
+
+static
+arglist_t mps_args[] = {
+       {"snlen", &snlen, "Length of generated shortnames" },
+       {0, 0, 0}
+};
+
+
 const char *
 mps_find_desc_from_icon_number(const int icon)
 {
@@ -264,7 +273,13 @@ mps_waypt_pr(const waypoint *wpt)
 void
 mps_write(void)
 {
-       int short_length = 10;
+       int short_length;
+
+       if (snlen)
+               short_length = atoi(snlen);
+       else
+               short_length = 10;
+
        mkshort_handle = mkshort_new_handle();
 
        setshort_length(mkshort_handle, short_length);
@@ -284,4 +299,5 @@ ff_vecs_t mps_vecs = {
        mps_wr_deinit,
        mps_read,
        mps_write,
+       mps_args
 };