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# Samba Build System
# - the input checking functions
#
# Copyright (C) Stefan (metze) Metzmacher 2004
# Copyright (C) Jelmer Vernooij 2004
# Released under the GNU GPL
use smb_build::config;
use strict;
package smb_build::input;
my $srcdir = $config::config{srcdir};
sub strtrim($)
{
$_ = shift;
s/^[\t\n ]*//g;
s/[\t\n ]*$//g;
return $_;
}
sub str2array($)
{
$_ = shift;
s/^[\t\n ]*//g;
s/[\t\n ]*$//g;
s/([\t\n ]+)/ /g;
return () if (length($_)==0);
return split /[ \t\n]/;
}
sub check_subsystem($$$)
{
my ($INPUT, $subsys, $default_ot) = @_;
return if ($subsys->{ENABLE} ne "YES");
unless(defined($subsys->{OUTPUT_TYPE})) {
$subsys->{OUTPUT_TYPE} = $default_ot;
}
}
sub check_module($$$)
{
my ($INPUT, $mod, $default_ot) = @_;
die("Module $mod->{NAME} does not have a SUBSYSTEM set") if not defined($mod->{SUBSYSTEM});
my $use_default = 0;
if (not exists($INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTIONS})) {
$INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTIONS} = [];
}
if (!(defined($INPUT->{$mod->{SUBSYSTEM}}))) {
$mod->{ENABLE} = "NO";
return;
}
return if ($mod->{ENABLE} ne "YES");
if (exists($INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTION_TYPE})) {
$mod->{INIT_FUNCTION_TYPE} = $INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTION_TYPE};
} else {
$mod->{INIT_FUNCTION_TYPE} = "NTSTATUS (*) (void)";
}
if (not defined($mod->{OUTPUT_TYPE})) {
$mod->{OUTPUT_TYPE} = $default_ot;
}
if ($mod->{OUTPUT_TYPE} eq "SHARED_LIBRARY") {
$mod->{INSTALLDIR} = "MODULESDIR/$mod->{SUBSYSTEM}";
push (@{$mod->{PRIVATE_DEPENDENCIES}}, $mod->{SUBSYSTEM});
} else {
push (@{$INPUT->{$mod->{SUBSYSTEM}}{INIT_FUNCTIONS}}, $mod->{INIT_FUNCTION}) if defined($mod->{INIT_FUNCTION});
}
}
sub check_library($$$)
{
my ($INPUT, $lib, $default_ot) = @_;
return if ($lib->{ENABLE} ne "YES");
$lib->{OUTPUT_TYPE} = $default_ot;
if (defined($lib->{VERSION}) and not defined($lib->{SO_VERSION})) {
print "$lib->{NAME}: Please specify SO_VERSION when specifying VERSION\n";
return;
}
if (defined($lib->{SO_VERSION}) and not defined($lib->{VERSION})) {
print "$lib->{NAME}: Please specify VERSION when specifying SO_VERSION\n";
return;
}
unless (defined($lib->{INIT_FUNCTION_TYPE})) {
$lib->{INIT_FUNCTION_TYPE} = "NTSTATUS (*) (void)";
}
$lib->{INSTALLDIR} = "LIBDIR";
}
sub check_binary($$)
{
my ($INPUT, $bin) = @_;
return if ($bin->{ENABLE} ne "YES");
($bin->{BINARY} = (lc $bin->{NAME})) if not defined($bin->{BINARY});
$bin->{OUTPUT_TYPE} = "BINARY";
}
sub import_integrated($$)
{
my ($lib, $depend) = @_;
foreach my $mod (values %$depend) {
next if(not defined($mod->{OUTPUT_TYPE}));
next if($mod->{OUTPUT_TYPE} ne "INTEGRATED");
next if(not defined($mod->{SUBSYSTEM}));
next if($mod->{SUBSYSTEM} ne $lib->{NAME});
next if($mod->{ENABLE} ne "YES");
push (@{$lib->{FULL_OBJ_LIST}}, "\$($mod->{TYPE}_$mod->{NAME}_FULL_OBJ_LIST)");
push (@{$lib->{LINK_FLAGS}}, "\$($mod->{TYPE}_$mod->{NAME}_LINK_FLAGS)");
push (@{$lib->{PRIVATE_DEPENDENCIES}}, @{$mod->{PUBLIC_DEPENDENCIES}}) if defined($mod->{PUBLIC_DEPENDENCIES});
push (@{$lib->{PRIVATE_DEPENDENCIES}}, @{$mod->{PRIVATE_DEPENDENCIES}}) if defined($mod->{PRIVATE_DEPENDENCIES});
$mod->{ENABLE} = "NO";
}
}
sub calc_unique_deps($$$$$$)
{
sub calc_unique_deps($$$$$$);
my ($name, $INPUT, $deps, $udeps, $withlibs, $busy) = @_;
foreach my $n (@$deps) {
die("Dependency unknown: $n") unless (defined($INPUT->{$n}));
die("Recursive dependency: $n, list: " . join(',', @$busy)) if (grep (/^$n$/, @$busy));
next if (grep /^$n$/, @$udeps);
my $dep = $INPUT->{$n};
if (defined ($dep->{OUTPUT_TYPE}) &&
($withlibs or
($dep->{OUTPUT_TYPE} eq "INTEGRATED") or
($dep->{OUTPUT_TYPE} eq "STATIC_LIBRARY"))) {
push (@$busy, $dep->{NAME});
calc_unique_deps($dep->{NAME}, $INPUT, $dep->{PUBLIC_DEPENDENCIES}, $udeps, $withlibs, $busy);
calc_unique_deps($dep->{NAME}, $INPUT, $dep->{PRIVATE_DEPENDENCIES}, $udeps, $withlibs, $busy);
pop (@$busy);
}
unshift (@{$udeps}, $dep->{NAME});
}
}
sub check($$$$$)
{
my ($INPUT, $enabled, $subsys_ot, $lib_ot, $module_ot) = @_;
foreach my $part (values %$INPUT) {
unless (defined($part->{STANDARD_VISIBILITY})) {
if ($part->{TYPE} eq "MODULE" or $part->{TYPE} eq "BINARY") {
$part->{STANDARD_VISIBILITY} = "hidden";
} else {
$part->{STANDARD_VISIBILITY} = "default";
}
}
unless (defined($part->{CFLAGS})) {
$part->{CFLAGS} = "";
}
unless (defined($part->{PUBLIC_HEADERS})) {
$part->{PUBLIC_HEADERS} = [];
}
if (defined($part->{PUBLIC_PROTO_HEADER})) {
push (@{$part->{PUBLIC_HEADERS}}, $part->{PUBLIC_PROTO_HEADER});
}
if (defined($enabled->{$part->{NAME}})) {
$part->{ENABLE} = $enabled->{$part->{NAME}};
next;
}
unless(defined($part->{ENABLE})) {
if ($part->{TYPE} eq "EXT_LIB") {
$part->{ENABLE} = "NO";
} else {
$part->{ENABLE} = "YES";
}
}
}
foreach my $k (keys %$INPUT) {
my $part = $INPUT->{$k};
$part->{LINK_FLAGS} = [];
$part->{FULL_OBJ_LIST} = ["\$($part->{TYPE}_$part->{NAME}_OBJ_LIST)"];
check_subsystem($INPUT, $part, $subsys_ot) if ($part->{TYPE} eq "SUBSYSTEM");
check_module($INPUT, $part, $module_ot) if ($part->{TYPE} eq "MODULE");
check_library($INPUT, $part, $lib_ot) if ($part->{TYPE} eq "LIBRARY");
check_binary($INPUT, $part) if ($part->{TYPE} eq "BINARY");
}
foreach my $part (values %$INPUT) {
if (defined($part->{INIT_FUNCTIONS})) {
push (@{$part->{LINK_FLAGS}}, "\$(DYNEXP)");
}
import_integrated($part, $INPUT);
}
foreach my $part (values %$INPUT) {
$part->{UNIQUE_DEPENDENCIES} = [];
calc_unique_deps($part->{NAME}, $INPUT, $part->{PUBLIC_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES}, 0, []);
calc_unique_deps($part->{NAME}, $INPUT, $part->{PRIVATE_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES}, 0, []);
}
foreach my $part (values %$INPUT) {
$part->{UNIQUE_DEPENDENCIES_ALL} = [];
calc_unique_deps($part->{NAME}, $INPUT, $part->{PUBLIC_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_ALL}, 1, []);
calc_unique_deps($part->{NAME}, $INPUT, $part->{PRIVATE_DEPENDENCIES}, $part->{UNIQUE_DEPENDENCIES_ALL}, 1, []);
}
return $INPUT;
}
1;
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