#
# $(srcdir)/subdirmk/generate [--srcdir=SRCDIR] [--] SUBDIR...
#
-# generates in each subdirectory from in each subdirectory
-# Subdir.mk.tmp Subdir.sd.mk
-# Makefile and included files
-# and in toplevel and in toplevel
-# main.mk.tmp Perdir.sd.mk
+# generates in each subdirectory
+# Subdir.mk.tmp
+# Makefile
+# and in toplevel
+# main.mk.tmp
use strict;
use POSIX;
}
$input_files{$f}++;
+ my %srcdirmap = (
+ '^' => "\$(top_srcdir)${dir_suffix}",
+ '~' => "\$(top_srcdir)",
+ );
my %pfxmap = (
'' => $dir_prefix,
- '^' => "\$(top_srcdir)${dir_suffix}/",
- '~' => "\$(top_srcdir)/",
);
+ $pfxmap{$_} = $srcdirmap{$_}.'/' foreach keys %srcdirmap;
while (<$input>) {
- if (s#^\s*$esc\:##) {
+ if (s#^\s*$esc\:changequote\s+(\S+)\s+$##) {
+ $$esclitr = $1;
+ $set_esc->();
+ next;
+ } elsif (s#^\s*$esc\:(?=(-?)include)##) {
$buffering_output='';
+ } elsif (m#^\s*$esc\:([a-z][-0-9a-z_]*)#) {
+ die "unknown directive $1";
+ } elsif (s{^\s*${esc}TARGETS(?:_([0-9a-zA-Z_]+))?(?=\W)}{}) {
+ my $t = $1 // 'all';
+ o target_varname($var_prefix, $t);
+ $targets->{$t} //= [ ];
}
for (;;) {
- unless (s{^(.*?)(\\)?(?=$esc)}{}) { o $_; last; }
+ unless (s{^(.*?)$esc}{}) { o $_; last; }
o $1;
- if ($2) { s#^$esc##; o $$esclitr; next; }
- s{^$esc}{} or die "$_ ?";
- if (s{^$esc}{}) { o "$$esclitr$$esclitr" }
- elsif (s{^TARGETS(?:_([0-9a-zA-Z_]+))?(?=\W)}{}) {
- my $t = $1 // 'all';
- o target_varname($var_prefix, $t);
- $targets->{$t} //= [ ];
- }
+ if (s{^\\$esc}{}) { o "$$esclitr" }
+ elsif (s{^\\\$}{}) { o '$' }
+ elsif (s{^\\\s+$}{}) { }
+ elsif (s{^$esc}{}) { o "$$esclitr$$esclitr" }
elsif (m{^(?=$caps_re)}) { o $var_prefix }
+ elsif (s{^\$([A-Za-z]\w+)}{}) { o "\$(${var_prefix}$1)" }
elsif (s{^([~^]?)(?=$lc_re)}{}) { o $pfxmap{$1} }
elsif (s{^_}{}) { o $var_prefix }
- elsif (s{^=_}{}) { o $var_prefix }
+ elsif (s{^=}{}) { o $var_prefix_name }
elsif (s{^([~^]?)/}{}) { o $pfxmap{$1} }
- elsif (s{^=/}{}) { o $dir_name }
+ elsif (s{^\.}{}) { o $dir_name }
+ elsif (s{^([~^])\.}{}) { o $srcdirmap{$1} }
elsif (s{^([~^]?)(?=[ \t])}{}) {
my $prefix = $pfxmap{$1} // die;
my $after='';
$var_prefix, $var_prefix_name, $targets,
$subf, $esclitr, $1);
o "\n";
- } elsif (m#^changequote\s+(\S+)\s+$#) {
- $$esclitr = $1;
- $set_esc->();
} else {
- die "unknown directive $_ ";
+ die "internal error buffering directive $_ ";
}
}
}
sub process_subtree ($$);
sub process_subtree ($$) {
- # => list of descendants (in form SUBDIR/)
+ # => list of targets (in form SUBDIR/)
# recursive, children first
my ($node, $path) = @_;