shift @ARGV;
($srcdir, @subdirs) = @ARGV;
+s{/+$}{} foreach @subdirs;
+
our $root = [ '.', [ ] ];
# each node is [ 'relative subdir name', \@children ]
my $cd = $depth ? join('/', ('..',) x $depth) : '.';
o <<END;
default: all
-%:
+ \@: \$@
+%: FORCE-ALWAYS-RUN
\$(MAKE) -C $cd -f subdirs.mk ${dir_prefix}\$@
+Makefile FORCE-ALWAYS-RUN:
+ \@: \$@
+.SUFFIXES:
END
}
#use Data::Dumper;
#print STDERR "filter @_\n";
- my $in = "${srcdir}/${dir_prefix}Subdir.mk.in";
- open I, '<', $in or die "open $in: $!\n";
+ my $in = "${dir_prefix}Subdir.mk.in";
my $caps_re = qr{[A-Z][0-9_A-Z]*(?=\W)};
my $lc_re = qr{[a-z][-+,0-9_a-z]*(?=\W)};
my $esclit = '&';
my $esc = '\\&';
- while (<I>) {
+ for my $f ($in, "Perdir.mk.in") {
+ open I, '<', $f or die "open $f: $!\n";
+ while (<I>) {
for (;;) {
unless (s{^(.*?)(\\)?(?=$esc)}{}) { o $_; last; }
o $1;
die "bad escape $esclit$_ ";
}
}
+ }
+ I->error and die "read $f: $!\n";
}
}
foreach my $v (qw(top_srcdir abs_top_srcdir)) {
o "$v=\@$v@\n";
}
- o "include Subdir.mk\n";
+ o "MAKEFILES += Subdir.mk\n";
foreach my $subdir (@subdirs) {
- o "include $subdir/Subdir.mk\n";
+ o "MAKEFILES += $subdir/Subdir.mk\n";
}
+ o "include \$(MAKEFILES)";
}
build_tree();