Clarify the rule used to determine the object

directory location.

1 files changed, 9 insertions, 5 deletions

diff --git a/usr.bin/make/main.c b/usr.bin/make/main.c
index 60804ef..db31a2d 100644
--- a/usr.bin/make/main.c
+++ b/usr.bin/make/main.c
@@ -498,11 +498,15 @@ main(argc, argv)
 	}
 
 	/*
-	 * If the MAKEOBJDIR (or by default, the _PATH_OBJDIR) directory
-	 * exists, change into it and build there.  (If a .${MACHINE} suffix
-	 * exists, use that directory instead).
-	 * Otherwise check MAKEOBJDIRPREFIX`cwd` (or by default,
-	 * _PATH_OBJDIRPREFIX`cwd`) and build there if it exists.
+	 * The object directory location is determined using the
+	 * following order of preference:
+	 *
+	 *	1. MAKEOBJDIRPREFIX`cwd`
+	 *	2. MAKEOBJDIR
+	 *	3. _PATH_OBJDIR.${MACHINE}
+	 *	4. _PATH_OBJDIR
+	 *	5. _PATH_OBJDIRPREFIX${MACHINE}
+	 *
 	 * If all fails, use the current directory to build.
 	 *
 	 * Once things are initted,