#
# $(srcdir)/subdirmk/generate [--srcdir=SRCDIR] [--] SUBDIR...
#
-# generates in each subdirectory
-# Subdir.mk.tmp
-# Makefile
-# and in toplevel
-# main.mk.tmp
-# from in each subdirectory
-# Subdir.mk.in
-# and at toplevel
-# Perdir.mk.in
+# generates in each subdirectory from in each subdirectory
+# Subdir.mk.tmp Subdir.mk.in
+# Makefile
+# and in toplevel and in toplevel
+# main.mk.tmp Perdir.mk.in
use strict;
+use POSIX;
print "$0 @ARGV\n" or die $!;
#use Data::Dumper;
#print STDERR "filter @_\n";
- my $in = "${dir_prefix}Subdir.mk.in";
+ my $in = "${srcdir}/${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 = '\\&';
- for my $f ($in, "Perdir.mk.in") {
+ for my $f ($in, "${srcdir}/Perdir.mk.in") {
open I, '<', $f or die "open $f: $!\n";
while (<I>) {
for (;;) {
} elsif (s{^![ \t]+}{}) {
o $_;
$_ = '';
- } elsif (s{^!(\pPosixWord+|\pPosixPunct+)[ \t]*}{}) {
+ } elsif (s{^!(\S+)(?:[ \t]+|$)}{}) {
$esclit = $1;
$esc = $esclit;
$esc =~ s/\W/\\$&/g;
foreach my $child (@{ $node->[1] }) {
my @childpath = (@$path, $child->[0]);
my $child_subdir = join '/', @childpath;
+ mkdir $child_subdir or $!==EEXIST or die "mkdir $child_subdir: $!";
push @{ $targets{$_} }, $child_subdir foreach
process_subtree($child, \@childpath);
}