major target cleanup. it is now possible to have subtargets that can override many...
[openwrt/staging/mkresin.git] / scripts / metadata.pl
index 46f66446a817fb20760521ba3921e38db6594d78..2fcbf82dfa8ce785b9d2327da95f0e62e36cdddc 100755 (executable)
@@ -22,18 +22,18 @@ sub parse_target_metadata() {
        my ($target, @target, $profile);        
        while (<>) {
                chomp;
-               /^Target:\s*((.+)-(\d+\.\d+))\s*$/ and do {
-                       my $conf = uc $3.'_'.$2;
-                       $conf =~ tr/\.-/__/;
+               /^Target:\s*(.+)\s*$/ and do {
+                       my $conf = $1;
+                       $conf =~ tr#/\.\-/#___#;
                        $target = {
                                id => $1,
                                conf => $conf,
-                               board => $2,
-                               kernel => $3,
                                profiles => []
                        };
                        push @target, $target;
                };
+               /^Target-Board:\s*(.+)\s*$/ and $target->{board} = $1;
+               /^Target-Kernel:\s*(\d+\.\d+)\s*$/ and $target->{kernel} = $1;
                /^Target-Name:\s*(.+)\s*$/ and $target->{name} = $1;
                /^Target-Path:\s*(.+)\s*$/ and $target->{path} = $1;
                /^Target-Arch:\s*(.+)\s*$/ and $target->{arch} = $1;
@@ -137,6 +137,53 @@ sub parse_package_metadata() {
        return %category;
 }
 
+sub gen_kconfig_overrides() {
+       my %config;
+       my %kconfig;
+       my $package;
+       my $pkginfo = shift @ARGV;
+       my $cfgfile = shift @ARGV;
+
+       # parameter 2: build system config
+       open FILE, "<$cfgfile" or return;
+       while (<FILE>) {
+               /^(CONFIG_.+?)=(.+)$/ and $config{$1} = 1;
+       }
+       close FILE;
+
+       # parameter 1: package metadata
+       open FILE, "<$pkginfo" or return;
+       while (<FILE>) {
+               /^Package:\s*(.+?)\s*$/ and $package = $1;
+               /^Kernel-Config:\s*(.+?)\s*$/ and do {
+                       my @config = split /\s+/, $1;
+                       foreach my $config (@config) {
+                               my $val = 'm';
+                               my $override;
+                               if ($config =~ /^(.+?)=(.+)$/) {
+                                       $config = $1;
+                                       $override = 1;
+                                       $val = $2;
+                               }
+                               if ($config{"CONFIG_PACKAGE_$package"} and ($config ne 'n')) {
+                                       $kconfig{$config} = $val;
+                               } elsif (!$override) {
+                                       $kconfig{$config} or $kconfig{$config} = 'n';
+                               }
+                       }
+               };
+       };
+       close FILE;
+
+       foreach my $kconfig (sort keys %kconfig) {
+               if ($kconfig{$kconfig} eq 'n') {
+                       print "# $kconfig is not set\n";
+               } else {
+                       print "$kconfig=$kconfig{$kconfig}\n";
+               }
+       }
+}
+
 sub merge_package_lists($$) {
        my $list1 = shift;
        my $list2 = shift;
@@ -152,47 +199,6 @@ sub merge_package_lists($$) {
        return sort(@l);
 }
 
-sub gen_target_mk() {
-       my @target = parse_target_metadata();
-       
-       @target = sort {
-               $a->{id} cmp $b->{id}
-       } @target;
-       
-       foreach my $target (@target) {
-               my ($profiles_def, $profiles_eval);
-               my $conf = uc $target->{kernel}.'_'.$target->{board};
-               $conf =~ tr/\.-/__/;
-               
-               foreach my $profile (@{$target->{profiles}}) {
-                       $profiles_def .= "
-  define Profile/$conf\_$profile->{id}
-    ID:=$profile->{id}
-    NAME:=$profile->{name}
-    PACKAGES:=".join(" ", merge_package_lists($target->{packages}, $profile->{packages}))."\n";
-                       $profile->{kconfig} and $profiles_def .= "    KCONFIG:=1\n";
-                       $profiles_def .= "  endef";
-                       $profiles_eval .= "
-\$(eval \$(call AddProfile,$conf\_$profile->{id}))"
-               }
-               print "
-ifeq (\$(CONFIG_LINUX_$conf),y)
-  define Target
-    KERNEL:=$target->{kernel}
-    BOARD:=$target->{board}
-    BOARDNAME:=$target->{name}
-    LINUX_VERSION:=$target->{version}
-    LINUX_RELEASE:=$target->{release}
-    LINUX_KARCH:=$target->{karch}
-    DEFAULT_PACKAGES:=".join(" ", @{$target->{packages}})."
-  endef$profiles_def
-endif$profiles_eval
-
-"
-       }
-       print "\$(eval \$(call Target))\n";
-}
-
 sub target_config_features(@) {
        my $ret;
 
@@ -200,12 +206,11 @@ sub target_config_features(@) {
                /broken/ and $ret .= "\tdepends BROKEN\n";
                /pci/ and $ret .= "\tselect PCI_SUPPORT\n";
                /usb/ and $ret .= "\tselect USB_SUPPORT\n";
-               /atm/ and $ret .= "\tselect ATM_SUPPORT\n";
                /pcmcia/ and $ret .= "\tselect PCMCIA_SUPPORT\n";
-               /video/ and $ret .= "\tselect VIDEO_SUPPORT\n";
                /squashfs/ and $ret .= "\tselect USES_SQUASHFS\n";
                /jffs2/ and $ret .= "\tselect USES_JFFS2\n";
                /ext2/ and $ret .= "\tselect USES_EXT2\n";
+               /tgz/ and $ret .= "\tselect USES_TGZ\n";
        }
        return $ret;
 }
@@ -222,7 +227,7 @@ sub gen_target_config() {
        print <<EOF;
 choice
        prompt "Target System"
-       default LINUX_2_4_BRCM
+       default TARGET_brcm_2_4
        reset if !DEVEL
        
 EOF
@@ -243,7 +248,7 @@ EOF
                }
        
                print <<EOF
-config LINUX_$target->{conf}
+config TARGET_$target->{conf}
        bool "$target->{name}"
        select $target->{arch}
        select LINUX_$kernel
@@ -253,60 +258,16 @@ EOF
        }
 
        print <<EOF;
-if DEVEL
-
-config LINUX_2_6_ARM
-       bool "UNSUPPORTED little-endian arm platform"
-       depends BROKEN
-       select LINUX_2_6
-       select arm
-
-config LINUX_2_6_CRIS
-       bool "UNSUPPORTED cris platform"
-       depends BROKEN
-       select LINUX_2_6
-       select cris
-
-config LINUX_2_6_M68K
-       bool "UNSUPPORTED m68k platform"
-       depends BROKEN
-       select LINUX_2_6
-       select m68k
-
-config LINUX_2_6_SH3
-       bool "UNSUPPORTED little-endian sh3 platform"
-       depends BROKEN
-       select LINUX_2_6
-       select sh3
-
-config LINUX_2_6_SH3EB
-       bool "UNSUPPORTED big-endian sh3 platform"
-       depends BROKEN
-       select LINUX_2_6
-       select sh3eb
-
-config LINUX_2_6_SH4
-       bool "UNSUPPORTED little-endian sh4 platform"
-       depends BROKEN
-       select LINUX_2_6
-       select sh4
-
-config LINUX_2_6_SH4EB
-       bool "UNSUPPORTED big-endian sh4 platform"
-       depends BROKEN
-       select LINUX_2_6
-       select sh4eb
-
-config LINUX_2_6_SPARC
-       bool "UNSUPPORTED sparc platform"
-       depends BROKEN
-       select LINUX_2_6
-       select sparc
-
-endif
-
 endchoice
 
+config TARGET_BOARD
+       string
+EOF
+       foreach my $target (@target) {
+               print "\t\tdefault \"".$target->{board}."\" if TARGET_".$target->{conf}."\n";
+       }
+       print <<EOF;
+
 choice
        prompt "Target Profile"
 
@@ -317,9 +278,9 @@ EOF
                
                foreach my $profile (@$profiles) {
                        print <<EOF;
-config LINUX_$target->{conf}_$profile->{id}
+config TARGET_$target->{conf}_$profile->{id}
        bool "$profile->{name}"
-       depends LINUX_$target->{conf}
+       depends TARGET_$target->{conf}
 $profile->{config}
 EOF
                        $profile->{kconfig} and print "\tselect PROFILE_KCONFIG\n";
@@ -510,7 +471,7 @@ sub gen_package_mk() {
                }
                if ($config) {
                        print "package-$config += $pkg->{subdir}$pkg->{src}\n";
-                       $pkg->{prereq} and print "prereq-$config += $pkg->{src}\n";
+                       $pkg->{prereq} and print "prereq-$config += $pkg->{subdir}$pkg->{src}\n";
                }
        
                my $hasdeps = 0;
@@ -530,12 +491,12 @@ sub gen_package_mk() {
                        undef $idx if $idx =~ /^(kernel)|(base-files)$/;
                        if ($idx) {
                                next if $dep{$pkg->{src}."->".$idx};
-                               $depline .= " $idx\-compile";
+                               $depline .= " \$(curdir)/$idx/compile";
                                $dep{$pkg->{src}."->".$idx} = 1;
                        }
                }
                if ($depline) {
-                       $line .= $pkg->{subdir}."$pkg->{src}-compile: $depline\n";
+                       $line .= "\$(curdir)/".$pkg->{subdir}."$pkg->{src}/compile += $depline\n";
                }
        }
        
@@ -558,7 +519,7 @@ $cmds \\
        ) > \$@
        
 ifneq (\$(UCI_PRECONFIG)\$(CONFIG_UCI_PRECONFIG),)
-  preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
+  package/preconfig: \$(TARGET_DIR)/etc/uci-defaults/$preconfig
 endif
 EOF
        }
@@ -568,17 +529,18 @@ EOF
 sub parse_command() {
        my $cmd = shift @ARGV;
        for ($cmd) {
-               /^target_mk$/ and return gen_target_mk();
                /^target_config$/ and return gen_target_config();
                /^package_mk$/ and return gen_package_mk();
                /^package_config$/ and return gen_package_config();
+               /^kconfig/ and return gen_kconfig_overrides();
        }
        print <<EOF
 Available Commands:
-       $0 target_mk [file]             Target metadata in makefile format
        $0 target_config [file]         Target metadata in Kconfig format
-       $0 package_mk [file]            Package metadata in makefile format
+       $0 package_mk [file]            Package metadata in makefile format
        $0 package_config [file]        Package metadata in Kconfig format
+       $0 kconfig [file] [config]      Kernel config overrides
+
 EOF
 }