openwrt/target/sdk/convert-config.pl

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#!/usr/bin/env perl
use strict;
print <<EOF;
config ALL
bool
default y
EOF
while (<>) {
chomp;
next unless /^CONFIG_([^=]+)=(.*)$/;
my $var = $1;
my $val = $2;
my $type;
next if $var eq 'ALL';
if ($val eq 'y') {
$type = "bool";
} elsif ($val eq 'm') {
$type = "tristate";
} elsif ($val =~ /^".*"$/) {
$type = "string";
} elsif ($val =~ /^\d+$/) {
$type = "int";
} else {
warn "WARNING: no type found for symbol CONFIG_$var=$val\n";
next;
}
print <<EOF;
config $var
$type
default $val
EOF
}