[src/trunk]: src/usr.bin/make meta_oodate even when missing-meta is true, we ...

[sjg <sjg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a91b3091c0d0
branches:  trunk
changeset: 815816:a91b3091c0d0
user:      sjg <sjg%NetBSD.org@localhost>
date:      Sat Jun 04 22:17:14 2016 +0000

description:
meta_oodate even when missing-meta is true, we do not make a target in
.CURDIR out of date just because of a missing meta file.

Also we can only be missing filemon data if we had a meta file.

diffstat:

 usr.bin/make/meta.c |  27 ++++++++++++++++++---------
 1 files changed, 18 insertions(+), 9 deletions(-)

diffs (45 lines):

diff -r 2c416b41c397 -r a91b3091c0d0 usr.bin/make/meta.c
--- a/usr.bin/make/meta.c       Sat Jun 04 21:26:26 2016 +0000
+++ b/usr.bin/make/meta.c       Sat Jun 04 22:17:14 2016 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: meta.c,v 1.59 2016/06/03 01:21:59 sjg Exp $ */
+/*      $NetBSD: meta.c,v 1.60 2016/06/04 22:17:14 sjg Exp $ */
 
 /*
  * Implement 'meta' mode.
@@ -1451,18 +1451,27 @@
                        fname, (char *)Lst_Datum(Lst_First(missingFiles)));
            oodate = TRUE;
        }
-    } else {
-       if (writeMeta && metaMissing) {
+       if (!oodate && !have_filemon && filemonMissing) {
            if (DEBUG(META))
-               fprintf(debug_file, "%s: required but missing\n", fname);
+               fprintf(debug_file, "%s: missing filemon data\n", fname);
            oodate = TRUE;
        }
-    }
+    } else {
+       if (writeMeta && metaMissing) {
+           cp = NULL;
 
-    if (!oodate && !have_filemon && filemonMissing) {
-       if (DEBUG(META))
-           fprintf(debug_file, "%s: missing filemon data\n", fname);
-       oodate = TRUE;
+           /* if target is in .CURDIR we do not need a meta file */
+           if (gn->path && (cp = strrchr(gn->path, '/')) && cp > gn->path) {
+               if (strncmp(curdir, gn->path, (cp - gn->path)) != 0) {
+                   cp = NULL;          /* not in .CURDIR */
+               }
+           }
+           if (!cp) {
+               if (DEBUG(META))
+                   fprintf(debug_file, "%s: required but missing\n", fname);
+               oodate = TRUE;
+           }
+       }
     }
 
     Lst_Destroy(missingFiles, (FreeProc *)free);