src/usr.bin/make/compat.c - diff

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Diff for /src/usr.bin/make/compat.c between version 1.53 and 1.54

-version 1.53, 2007/07/30 09:51:53
+version 1.54, 2007/09/16 09:46:14
 Line 444
 Line 444
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               * that for .ZEROTIME targets, the timestamping isn't done.
               * This is to keep its state from affecting that of its parent.  */
              gn->made = MADE;
- #ifndef RECHECK
-             /* We can't re-stat the thing, but we can at least take care of
-              * rules where a target depends on a source that actually creates
-              * the target, but only if it has changed, e.g.
-              *
-              * parse.h : parse.o
-              *
-              * parse.o : parse.y
-              *          yacc -d parse.y
-              *          cc -c y.tab.c
-              *          mv y.tab.o parse.o
-              *          cmp -s y.tab.h parse.h || mv y.tab.h parse.h
-              *
-              * In this case, if the definitions produced by yacc haven't
-              * changed from before, parse.h won't have been updated and
-              * gn->mtime will reflect the current modification time for
-              * parse.h. This is something of a kludge, I admit, but it's a
-              * useful one..
-              *
-              * XXX: People like to use a rule like
-              *
-              * FRC:
-              *
-              * To force things that depend on FRC to be made, so we have to
-              * check for gn->children being empty as well...  */
-             if (!Lst_IsEmpty(&gn->commands) || Lst_IsEmpty(&gn->children))
-                 gn->mtime = now;
- #else
              /* This is what Make does and it's actually a good thing, as it
               * allows rules like
               *
-Line 495
+Line 467
 Line 495
 Line 467
                  gn->mtime = gn->cmtime;
              if (DEBUG(MAKE))
                  printf("update time: %s\n", Targ_FmtTime(gn->mtime));
- #endif
              if (!(gn->type & OP_EXEC)) {
                  pgn->childMade = true;
                  Make_TimeStamp(pgn, gn);