package/utils/busybox/convert_menuconfig.pl

   1 #!/usr/bin/perl
   2 #
   3 # Copyright (C) 2006 OpenWrt.org
   4 #
   5 # This is free software, licensed under the GNU General Public License v2.
   6 # See /LICENSE for more information.
   7 #
   8
   9 use strict;
  10 my $PATH = $ARGV[0];
  11 ($PATH and -d $PATH) or die 'invalid path';
  12
  13 my %config;
  14
  15 open FIND, "find \"$PATH\" -name Config.in |";
  16 while (<FIND>) {
  17         chomp;
  18         my $input = $_;
  19         my $output = $input;
  20         my $replace = quotemeta($PATH);
  21         $output =~ s/^$replace\///g;
  22         $output =~ s/sysdeps\/linux\///g;
  23         print STDERR "$input => $output\n";
  24         $output =~ /^(.+)\/[^\/]+$/ and system("mkdir -p $1");
  25
  26         open INPUT, $input;
  27         open OUTPUT, ">$output";
  28         my ($cur, $default_set, $line);
  29         while ($line = <INPUT>) {
  30                 next if $line =~ /^\s*mainmenu/;
  31
  32                 # FIXME: make this dynamic
  33                 $line =~ s/default FEATURE_BUFFERS_USE_MALLOC/default FEATURE_BUFFERS_GO_ON_STACK/;
  34                 $line =~ s/default FEATURE_SH_IS_NONE/default FEATURE_SH_IS_ASH/;
  35
  36                 if ($line =~ /^\s*config\s*([\w_]+)/) {
  37                         $cur = $1;
  38                         undef $default_set;
  39                 }
  40                 if ($line =~ /^\s*(menu|choice|end|source)/) {
  41                         undef $cur;
  42                         undef $default_set;
  43                 }
  44                 $line =~ s/^(\s*source\s+)([^\/]+\/)*([^\/]+\/[^\/]+)$/$1$3/;
  45                 if ($line =~ /^(\s*range\s*)(\w+)(\s+)(\w+)\s*$/) {
  46                         my $prefix = $1;
  47                         my $r1 = $2;
  48                         my $r2 = $4;
  49                         $r1 =~ s/^([a-zA-Z]+)/BUSYBOX_CONFIG_$1/;
  50                         $r2 =~ s/^([a-zA-Z]+)/BUSYBOX_CONFIG_$1/;
  51                         $line = "$prefix$r1 $r2\n";
  52                 }
  53
  54                 $line =~ s/^(\s*(prompt "[^"]+" if|config|depends|depends on|select|default|default \w if)\s+\!?)([A-Z_])/$1BUSYBOX_CONFIG_$3/g;
  55                 $line =~ s/(( \|\| | \&\& | \( )!?)([A-Z_])/$1BUSYBOX_CONFIG_$3/g;
  56                 $line =~ s/(\( ?!?)([A-Z_]+ (\|\||&&))/$1BUSYBOX_CONFIG_$2/g;
  57
  58                 if ($cur) {
  59                         ($cur eq 'LFS') and do {
  60                                 $line =~ s/^(\s*(bool|tristate|string))\s*".+"$/$1/;
  61                         };
  62                         if ($line =~ /^\s*default/) {
  63                                 my $c;
  64                                 $default_set = 1;
  65                                 $c = "BUSYBOX_DEFAULT_$cur";
  66
  67                                 $line =~ s/^(\s*default\s*)(\w+|"[^"]*")(.*)/$1$c$3/;
  68                         }
  69                 }
  70
  71                 print OUTPUT $line;
  72         }
  73         close OUTPUT;
  74         close INPUT;
  75 }
  76 close FIND;