From: Mark Wooding <mdw@distorted.org.uk>
Date: Mon, 7 Mar 2022 23:46:29 +0000 (+0000)
Subject: dvd-sector-copy.c: Dump the event queue before we start processing it.
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/dvdrip/commitdiff_plain/d366dab789a3ed1f799e862e6906ee390dba27b3

dvd-sector-copy.c: Dump the event queue before we start processing it.
---

diff --git a/dvd-sector-copy.c b/dvd-sector-copy.c
index 3c779bf..833d8bd 100644
--- a/dvd-sector-copy.c
+++ b/dvd-sector-copy.c
@@ -936,6 +936,39 @@ end:
   return (rc);
 }
 
+#ifdef DEBUG
+static void dump_eventq(const char *what)
+{
+  unsigned i;
+  const struct event *ev;
+  char fn[MAXFNSZ];
+
+  printf("\n;; event dump (%s):\n", what);
+  for (i = 0; i < eventq.n; i++) {
+    ev = &eventq.v[i];
+    switch (ev->ev) {
+      case EV_BEGIN:
+	store_filename(fn, filetab.v[ev->file].id);
+	printf(";; %8"PRIuSEC": begin %s\n", ev->pos, fn);
+	break;
+      case EV_END:
+	store_filename(fn, filetab.v[ev->file].id);
+	printf(";; %8"PRIuSEC": end %s\n", ev->pos, fn);
+	break;
+      case EV_WRITE:
+	printf(";; %8"PRIuSEC": write\n", ev->pos);
+	break;
+      case EV_STOP:
+	printf(";; %8"PRIuSEC": stop\n", ev->pos);
+	break;
+      default:
+	printf(";; %8"PRIuSEC": ?%u\n", ev->pos, ev->ev);
+	break;
+    }
+  }
+}
+#endif
+
 int main(int argc, char *argv[])
 {
   unsigned f = 0;
@@ -1163,6 +1196,9 @@ int main(int argc, char *argv[])
     }
   }
 
+#ifdef DEBUG
+  dump_eventq("initial");
+#endif
   f &= ~f_write; start = 0;
   for (i = 0; i < eventq.n; i++) {
     ev = &eventq.v[i];
@@ -1174,6 +1210,9 @@ int main(int argc, char *argv[])
     if (f&f_fixup) start = ev->pos;
   }
   eventq.n = i;
+#ifdef DEBUG
+  dump_eventq("trimmed");
+#endif
   if (f&f_fixup) {
     put_event(EV_WRITE, 0, start);
     f |= f_write;
@@ -1182,6 +1221,9 @@ int main(int argc, char *argv[])
     nsectors += limit - start;
     put_event(EV_STOP, 0, limit);
   }
+#ifdef DEBUG
+  dump_eventq("final");
+#endif
 
   copy_progress.render = render_copy_progress;
   progress_additem(&progress, &copy_progress);