Simplify build_bridge(): replace a switch by a function pointer

diff --git a/src/lib/commands/buil.c b/src/lib/commands/buil.c
index 6902971e5d445af7893a128ea1623e295e9d675e..f2f6fc4fff0268939d317f57fb7de67f8b1e8e5f 100644 (file)
--- a/src/lib/commands/buil.c
+++ b/src/lib/commands/buil.c
@@ -643,7 +643,8 @@ build_bridge(char what)
 {
     struct natstr *natp = getnatp(player->cnum);
     struct nstr_sect nstr;
-    int gotsect, built;
+    int (*build_it)(struct sctstr *, short[]);
+    int gotsect;
     struct sctstr sect;
 
     switch (what) {
@@ -652,6 +653,7 @@ build_bridge(char what)
            pr("Building a span requires a tech of %.0f\n", buil_bt);
            return RET_FAIL;
        }
+       build_it = build_bspan;
        break;
     case 't':
        if (!opt_BRIDGETOWERS) {
@@ -663,6 +665,7 @@ build_bridge(char what)
               buil_tower_bt);
            return RET_FAIL;
        }
+       build_it = build_btower;
        break;
     default:
        CANT_REACH();
@@ -676,15 +679,7 @@ build_bridge(char what)
        gotsect++;
        if (!player->owner)
            continue;
-       switch (what) {
-       case 'b':
-           built = build_bspan(&sect, sect.sct_item);
-           break;
-       case 't':
-           built = build_btower(&sect, sect.sct_item);
-           break;
-       }
-       if (built)
+       if (build_it(&sect, sect.sct_item))
            putsect(&sect);
     }
     if (!gotsect) {