Module Name: src
Committed By: rillig
Date: Wed Nov 4 02:57:42 UTC 2020
Modified Files:
src/usr.bin/make: make.h
Log Message:
make(1): document that "old-style" variables are older than 1993
To generate a diff of this commit:
cvs rdiff -u -r1.179 -r1.180 src/usr.bin/make/make.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/make/make.h
diff -u src/usr.bin/make/make.h:1.179 src/usr.bin/make/make.h:1.180
--- src/usr.bin/make/make.h:1.179 Sun Nov 1 17:47:26 2020
+++ src/usr.bin/make/make.h Wed Nov 4 02:57:42 2020
@@ -1,4 +1,4 @@
-/* $NetBSD: make.h,v 1.179 2020/11/01 17:47:26 rillig Exp $ */
+/* $NetBSD: make.h,v 1.180 2020/11/04 02:57:42 rillig Exp $ */
/*
* Copyright (c) 1988, 1989, 1990, 1993
@@ -444,7 +444,11 @@ extern char var_Error[]; /* Value return
extern time_t now; /* The time at the start of this whole
* process */
-extern Boolean oldVars; /* Do old-style variable substitution */
+/* Do old-style variable substitution.
+ *
+ * The word "old" comes from 1993-03-21 or earlier, so it must be really old.
+ * TODO: But what does this "old-style" mean? What effects does it have? */
+extern Boolean oldVars;
extern SearchPath *sysIncPath; /* The system include path. */
extern SearchPath *defSysIncPath; /* The default system include path. */
