X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=subdirmk%2Fgenerate;h=0ad0eb8c930da8832fedaa6b9459cf4a19189b83;hb=3452ae1eb73cdb736765fd0d60e225ec2179c237;hp=8a2c9869526c3dd80b66814b2913dc387556c9ee;hpb=0bf1cdab143f35226ee38587a7432f1f0754857d;p=subdirmk.git

diff --git a/subdirmk/generate b/subdirmk/generate
index 8a2c986..0ad0eb8 100755
--- a/subdirmk/generate
+++ b/subdirmk/generate
@@ -1,5 +1,9 @@
 #!/usr/bin/perl -w
 #
+# subdirmk - &-filter (makefile generation program)
+#  Copyright 2019 Ian Jackson
+# SPDX-License-Identifier: LGPL-2.0-or-later
+#
 # $(srcdir)/subdirmk/generate [--srcdir=SRCDIR] [--] SUBDIR...
 #
 # generates in each subdirectory	from in each subdirectory
@@ -95,11 +99,10 @@ sub write_makefile ($$) {
     my $cd = $depth ? join('/', ('..',) x $depth) : '.';
     o <<END;
 default: all
-	\@: \$@
 %:	FORCE-ALWAYS-RUN
-	\$(MAKE) -C $cd -f main.mk ${dir_prefix}\$@
+	\@:
 Makefile FORCE-ALWAYS-RUN:
-	\@: \$@
+	\$(MAKE) -C $cd -f main.mk \$(addprefix ${dir_prefix},\$(MAKECMDGOALS))
 .SUFFIXES:
 END
 }