Documentation and tests for order-only prerequisites.

Add a new test suite for automatic variables.

1 files changed, 17 insertions, 2 deletions

diff --git a/file.c b/file.c
index 2602810..1e87443 100644
--- a/file.c
+++ b/file.c
@@ -680,15 +680,30 @@ static void
 print_file (f)
      struct file *f;
 {
-  register struct dep *d;
+  struct dep *d;
+  struct dep *ood = 0;
 
   putchar ('\n');
   if (!f->is_target)
     puts (_("# Not a target:"));
   printf ("%s:%s", f->name, f->double_colon ? ":" : "");
 
+  /* Print all normal dependencies; note any order-only deps.  */
   for (d = f->deps; d != 0; d = d->next)
-    printf (" %s", dep_name (d));
+    if (! d->ignore_mtime)
+      printf (" %s", dep_name (d));
+    else if (! ood)
+      ood = d;
+
+  /* Print order-only deps, if we have any.  */
+  if (ood)
+    {
+      printf (" | %s", dep_name (ood));
+      for (d = ood->next; d != 0; d = d->next)
+        if (d->ignore_mtime)
+          printf (" %s", dep_name (d));
+    }
+
   putchar ('\n');
 
   if (f->precious)