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[src/trunk]: src/usr.bin/make make(1): remove wrong error message for indirec...



details:   https://anonhg.NetBSD.org/src/rev/9d94fffefa1b
branches:  trunk
changeset: 979256:9d94fffefa1b
user:      rillig <rillig%NetBSD.org@localhost>
date:      Sun Dec 20 19:10:53 2020 +0000

description:
make(1): remove wrong error message for indirect modifier in lint mode

diffstat:

 usr.bin/make/unit-tests/opt-debug-lint.exp |   1 -
 usr.bin/make/unit-tests/opt-debug-lint.mk  |  15 ++++++++++++---
 usr.bin/make/var.c                         |  10 ++--------
 3 files changed, 14 insertions(+), 12 deletions(-)

diffs (74 lines):

diff -r f335725c1f41 -r 9d94fffefa1b usr.bin/make/unit-tests/opt-debug-lint.exp
--- a/usr.bin/make/unit-tests/opt-debug-lint.exp        Sun Dec 20 19:02:28 2020 +0000
+++ b/usr.bin/make/unit-tests/opt-debug-lint.exp        Sun Dec 20 19:10:53 2020 +0000
@@ -2,7 +2,6 @@
 make: "opt-debug-lint.mk" line 41: Variable "UNDEF" is undefined
 make: "opt-debug-lint.mk" line 61: Missing delimiter ':' after modifier "L"
 make: "opt-debug-lint.mk" line 61: Missing delimiter ':' after modifier "P"
-make: "opt-debug-lint.mk" line 67: Missing delimiter ':' after indirect modifier "${:UL}"
 make: Unknown modifier '$'
 make: Fatal errors encountered -- cannot continue
 make: stopped in unit-tests
diff -r f335725c1f41 -r 9d94fffefa1b usr.bin/make/unit-tests/opt-debug-lint.mk
--- a/usr.bin/make/unit-tests/opt-debug-lint.mk Sun Dec 20 19:02:28 2020 +0000
+++ b/usr.bin/make/unit-tests/opt-debug-lint.mk Sun Dec 20 19:10:53 2020 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: opt-debug-lint.mk,v 1.11 2020/10/24 08:50:17 rillig Exp $
+# $NetBSD: opt-debug-lint.mk,v 1.12 2020/12/20 19:10:53 rillig Exp $
 #
 # Tests for the -dL command line option, which runs additional checks
 # to catch common mistakes, such as unclosed variable expressions.
@@ -62,11 +62,20 @@
 .  error
 .endif
 
-# Since 2020-10-03, in lint mode the variable modifier must be separated
-# by colons.  See varparse-mod.mk.
+# Between 2020-10-03 and var.c 1.752 from 2020-12-20, in lint mode the
+# variable modifier had to be separated by colons.  This was wrong though
+# since make always fell back trying to parse the indirect modifier as a
+# SysV modifier.
 .if ${value:${:UL}PL} != "LPL}"                # FIXME: "LPL}" is unexpected here.
 .  error ${value:${:UL}PL}
 .endif
 
+# Typically, an indirect modifier is followed by a colon or the closing
+# brace.  This one isn't, therefore make falls back to parsing it as the SysV
+# modifier ":lue=lid".
+.if ${value:L:${:Ulue}=${:Ulid}} != "valid"
+.  error
+.endif
+
 all:
        @:;
diff -r f335725c1f41 -r 9d94fffefa1b usr.bin/make/var.c
--- a/usr.bin/make/var.c        Sun Dec 20 19:02:28 2020 +0000
+++ b/usr.bin/make/var.c        Sun Dec 20 19:10:53 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: var.c,v 1.752 2020/12/20 19:02:28 rillig Exp $ */
+/*     $NetBSD: var.c,v 1.753 2020/12/20 19:10:53 rillig Exp $ */
 
 /*
  * Copyright (c) 1988, 1989, 1990, 1993
@@ -131,7 +131,7 @@
 #include "metachar.h"
 
 /*     "@(#)var.c      8.3 (Berkeley) 3/19/94" */
-MAKE_RCSID("$NetBSD: var.c,v 1.752 2020/12/20 19:02:28 rillig Exp $");
+MAKE_RCSID("$NetBSD: var.c,v 1.753 2020/12/20 19:10:53 rillig Exp $");
 
 typedef enum VarFlags {
        VAR_NONE        = 0,
@@ -3455,12 +3455,6 @@
        /* TODO: handle errors */
 
        if (mods.str[0] != '\0' && *p != '\0' && *p != ':' && *p != st->endc) {
-               if (opts.lint)
-                       Parse_Error(PARSE_FATAL,
-                           "Missing delimiter ':' "
-                           "after indirect modifier \"%.*s\"",
-                           (int)(p - *pp), *pp);
-
                FStr_Done(&mods);
                return AMIR_APPLY_MODS;
        }



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