X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?a=blobdiff_plain;f=pctb%2Fstructure.c;h=370892c2785b02fb26c9e2dbfe91f4a4f975c34c;hb=05700033bb05f67407798385699519a96da803c0;hp=fba7670a3b510e105dff978f1d21350928c0963f;hpb=8d6cf0f224b5df9866eba9350343067edcee78dd;p=ypp-sc-tools.db-test.git

diff --git a/pctb/structure.c b/pctb/structure.c
index fba7670..370892c 100644
--- a/pctb/structure.c
+++ b/pctb/structure.c
@@ -133,20 +133,23 @@ static void mustfail2(void) {
 #define REQUIRE_RECTANGLE(tlx,tly,brx,bry,ok) \
  require_rectangle(tlx, tly, brx, bry, ok, __LINE__);
 
-static void require_rectangle(int tlx, int tly, int brx, int bry,
-			      const char *ok, int lineno) {
+#define FOR_P_RECT(p,rect)				\
+  for ((p).x=(rr).tl.x; (p).x<=(rr).br.x; (p).x++)	\
+    for ((p).y=(rr).tl.y; (p).y<=(rr).br.y; (p).y++)
+
+static void require_rectangle_r(Rect rr, const char *ok, int lineno) {
   Point p;
-  for (p.x=tlx; p.x<=brx; p.x++)
-    for (p.y=tly; p.y<=bry; p.y++) {
-      int c= get_p(p);
-      MUST( strchr(ok,c), ({
-	     Rect rm={{tlx,tly},{brx,bry}};
-	     MI(lineno),MR(rm);MP(p);MS(ok);
-      }));
-    }
+  FOR_P_RECT(p,rr) {
+    int c= get_p(p);
+    MUST( strchr(ok,c), ({
+      MI(lineno),MR(rr);MP(p);MS(ok);
+    }));
+  }
 }
-static void require_rectangle_r(Rect rr, const char *ok, int lineno) {
-  require_rectangle(rr.tl.x,rr.tl.y, rr.br.x,rr.br.y, ok, lineno);
+static void require_rectangle(int tlx, int tly, int brx, int bry,
+			      const char *ok, int lineno) {
+  Rect rr= {{tlx,tly},{brx,bry}};
+  require_rectangle_r(rr, ok, lineno);
 }
 
 static void debug_rect(const char *what, int whati, Rect rr) {