target/sdk/convert-config.pl

   1 #!/usr/bin/env perl
   2 use strict;
   3
   4 while (<>) {
   5         my $match;
   6         my $var;
   7         my $val;
   8         my $type;
   9         chomp;
  10         next if /^CONFIG_SIGNED_PACKAGES/;
  11
  12         if (/^CONFIG_([^=]+)=(.*)$/) {
  13                 $var = $1;
  14                 $val = $2;
  15
  16                 next if $var eq 'ALL';
  17
  18                 if ($val eq 'y') {
  19                         $type = "bool";
  20                 } elsif ($val eq 'm') {
  21                         $type = "tristate";
  22                 } elsif ($val =~ /^".*"$/) {
  23                         $type = "string";
  24                 } elsif ($val =~ /^\d+$/) {
  25                         $type = "int";
  26                 } else {
  27                         warn "WARNING: no type found for symbol CONFIG_$var=$val\n";
  28                         next;
  29                 }
  30         } elsif (/^# CONFIG_BUSYBOX_(.*) is not set/) {
  31                 $var = "BUSYBOX_$1";
  32                 $val = 'n';
  33                 $type = "bool";
  34         } else {
  35                 # We don't want to preserve a record of deselecting
  36                 # packages because we may want build them in the SDK.
  37                 # non-package configs however may be important to preserve
  38                 # the same compilation settings for packages that get
  39                 # recompiled in the SDK.
  40                 # Also we want avoid preserving image generation settings
  41                 # because we set those while in ImageBuilder
  42                 next if /^(# )?CONFIG_PACKAGE/;
  43                 next if /^(# )?CONFIG_TARGET/;
  44                 if (/^# CONFIG_(.*) is not set/) {
  45                         $var = $1;
  46                         $val = 'n';
  47                         $type = "bool";
  48                 }
  49         }
  50
  51         if (($var ne '') && ($type ne '') && ($val ne '')) {
  52                 print <<EOF;
  53 config $var
  54         $type
  55         default $val
  56
  57 EOF
  58         }
  59 }