office-gobmx/autogen.sh
Gabor Kelemen c49583e9a0 autogen.sh: add --help description about the --with-distro switch
Change-Id: I8d9732251b05ec4ec93ce0fc0ba24f2f27d54b18
Reviewed-on: https://gerrit.libreoffice.org/69712
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
2019-03-26 09:13:50 +01:00

312 lines
9.6 KiB
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:
#
# This script checks various configure parameters and uses three files:
# * autogen.input (ro)
# * autogen.lastrun (rw)
# * autogen.lastrun.bak (rw)
#
# If _no_ parameters:
# Read args from autogen.input or autogen.lastrun
# Else
# Backup autogen.lastrun as autogen.lastrun.bak
# Write autogen.lastrun with new commandline args
#
# Run configure with checked args
#
eval 'exec perl -S $0 ${1+"$@"}'
if 0;
use strict;
use Cwd ('cwd', 'realpath');
use File::Basename;
my $src_path=dirname(realpath($0));
my $build_path=realpath(cwd());
# since this looks crazy, if you have a symlink on a path up to and including
# the current directory, we need our configure to run in the realpath of that
# such that compiled (realpath'd) dependency filenames match the filenames
# used in our makefiles - ie. this gets dependencies right via SRC_ROOT
chdir ($build_path);
# more amazingly, if you don't clobber 'PWD' shells will re-assert their
# old path from the environment, not cwd.
$ENV{PWD} = $build_path;
sub clean()
{
system ("rm -Rf autom4te.cache");
system ("rm -f missing install-sh mkinstalldirs libtool ltmain.sh");
print "Cleaned the build tree\n";
}
my $aclocal;
my $autoconf;
# check we have various vital tools
sub sanity_checks($)
{
my $system = shift;
my @path = split (':', $ENV{'PATH'});
my %required =
(
'pkg-config' => "pkg-config is required to be installed",
$autoconf => "autoconf is required",
$aclocal => "$aclocal is required",
);
for my $elem (@path) {
for my $app (keys %required) {
if (-f "$elem/$app") {
delete $required{$app};
}
}
}
if ((keys %required) > 0) {
print ("Various low-level dependencies are missing, please install them:\n");
for my $app (keys %required) {
print "\t $app: " . $required{$app} . "\n";
}
exit (1);
}
}
# one argument per line
sub read_args($)
{
my $file = shift;
my $fh;
my @lst;
open ($fh, $file) || die "can't open file: $file";
while (<$fh>) {
chomp();
s/^\s+//;
s/\s+$//;
# migrate from the old system
if ( substr($_, 0, 1) eq "'" ) {
print STDERR "Migrating options from the old autogen.lastrun format, using:\n";
my @opts;
@opts = split(/'/);
foreach my $opt (@opts) {
if ( substr($opt, 0, 1) eq "-" ) {
push @lst, $opt;
print STDERR " $opt\n";
}
}
} elsif ( substr($_, 0, 1) eq "#" ) {
# comment
} elsif ( length == 0 ) {
# empty line
} else {
push @lst, $_;
}
}
close ($fh);
# print "read args from file '$file': @lst\n";
return @lst;
}
sub show_distro_configs($$)
{
my ($prefix, $path) = @_;
my $dirh;
opendir ($dirh, "$path");
while (($_ = readdir ($dirh))) {
if (-d "$path/$_") {
show_distro_configs(
$prefix eq "" ? "$_/" : "$prefix/$_/", "$path/$_")
unless $_ eq '.' || $_ eq '..';
next;
}
/(.*)\.conf$/ || next;
print STDERR "\t$prefix$1\n";
}
closedir ($dirh);
}
sub invalid_distro($$)
{
my ($config, $distro) = @_;
print STDERR "Can't find distro option set: $config\n";
print STDERR "Distros with distro option sets are:\n";
show_distro_configs("", "$src_path/distro-configs");
exit (1);
}
# Avoid confusing "aclocal: error: non-option arguments are not accepted: '.../m4'." error message.
die "\$src_path must not contain spaces, but it is '$src_path'." if ($src_path =~ / /);
# Alloc $ACLOCAL to specify which aclocal to use
$aclocal = $ENV{ACLOCAL} ? $ENV{ACLOCAL} : 'aclocal';
# Alloc $AUTOCONF to specify which autoconf to use
# (e.g. autoconf268 from a backports repo)
$autoconf = $ENV{AUTOCONF} ? $ENV{AUTOCONF} : 'autoconf';
my $system = `uname -s`;
chomp $system;
sanity_checks ($system) unless($system eq 'Darwin');
# If we are running in a LODE env, make sure we find the right aclocal
# by making sure that LODE_HOME/opt/bin is in the PATH
if (defined $ENV{LODE_HOME})
{
my $lode_path = quotemeta "$ENV{LODE_HOME}/opt/bin";
if($ENV{PATH} !~ $lode_path)
{
$ENV{PATH}="$ENV{LODE_HOME}/opt/bin:$ENV{PATH}";
print STDERR "add LODE_HOME/opt/bin in PATH\n";
}
}
my $aclocal_flags = $ENV{ACLOCAL_FLAGS};
$aclocal_flags .= " -I $src_path/m4";
$aclocal_flags .= " -I $src_path/m4/mac" if ($system eq 'Darwin');
$aclocal_flags .= " -I /opt/freeware/share/aclocal" if ($system eq 'AIX');
$ENV{AUTOMAKE_EXTRA_FLAGS} = '--warnings=no-portability' if (!($system eq 'Darwin'));
if ($src_path ne $build_path)
{
system ("ln -sf $src_path/configure.ac configure.ac");
system ("ln -sf $src_path/g g");
my $src_path_win=$src_path;
if ($system =~ /CYGWIN.*/) {
$src_path_win=`cygpath -m $src_path`;
chomp $src_path_win;
}
my @modules = <$src_path/*/Makefile>;
foreach my $module (@modules)
{
my $dir = basename (dirname ($module));
mkdir ($dir);
system ("rm -f $dir/Makefile");
system ("printf 'module_directory:=$src_path_win/$dir/\ninclude \$(module_directory)/../solenv/gbuild/partial_build.mk\n' > $dir/Makefile");
}
my @external_modules = <$src_path/external/*/Makefile>;
mkdir ("external");
system ("ln -sf $src_path/external/Module_external.mk external/");
foreach my $module (@external_modules)
{
my $dir = basename (dirname ($module));
mkdir ("external/$dir");
system ("rm -f external/$dir/Makefile");
system ("printf 'module_directory:=$src_path_win/external/$dir/\ninclude \$(module_directory)/../../solenv/gbuild/partial_build.mk\n' > external/$dir/Makefile");
}
}
system ("$aclocal $aclocal_flags") && die "Failed to run aclocal";
unlink ("configure");
system ("$autoconf -I ${src_path}") && die "Failed to run autoconf";
die "Failed to generate the configure script" if (! -f "configure");
# Handle help arguments first, so we don't clobber autogen.lastrun
for my $arg (@ARGV) {
if ($arg =~ /^(--help|-h|-\?)$/) {
print STDOUT "autogen.sh - libreoffice configuration helper\n";
print STDOUT " --clean forcibly re-generate configuration\n";
print STDOUT " --with-distro use a config from distro-configs/\n";
print STDOUT " the name needs to be passed without extension\n";
print STDOUT " --best-effort don't fail on un-known configure with/enable options\n";
print STDOUT "\nOther arguments passed directly to configure:\n\n";
system ("./configure --help");
exit;
}
}
my @cmdline_args = ();
my $input = "autogen.input";
my $lastrun = "autogen.lastrun";
if (!@ARGV) {
if (-f $input) {
if (-f $lastrun) {
print STDERR <<WARNING;
********************************************************************
*
* Reading $input and ignoring $lastrun!
* Consider removing $lastrun to get rid of this warning.
*
********************************************************************
WARNING
}
@cmdline_args = read_args ($input);
} elsif (-f $lastrun) {
print STDERR "Reading $lastrun. Please rename it to $input to avoid this message.\n";
@cmdline_args = read_args ($lastrun);
}
} else {
if (-f $input) {
print STDERR <<WARNING;
********************************************************************
*
* Using commandline arguments and ignoring $input!
*
********************************************************************
WARNING
}
@cmdline_args = @ARGV;
}
my @args;
my $default_config = "$src_path/distro-configs/default.conf";
my $option_checking = 'fatal';
if (-f $default_config) {
print STDERR "Reading default config file: $default_config.\n";
push @args, read_args ($default_config);
}
for my $arg (@cmdline_args) {
if ($arg eq '--clean') {
clean();
} elsif ($arg =~ m/--with-distro=(.*)$/) {
my $config = "$src_path/distro-configs/$1.conf";
if (! -f $config) {
invalid_distro ($config, $1);
}
push @args, read_args ($config);
} elsif ($arg =~ m/--best-effort$/) {
$option_checking = 'warn';
} else {
push @args, $arg;
}
}
if (defined $ENV{NOCONFIGURE}) {
print "Skipping configure process.";
} else {
# Save autogen.lastrun only if we did get some arguments on the command-line
if (! -f $input && @ARGV) {
if (scalar(@cmdline_args) > 0) {
# if there's already an autogen.lastrun, make a backup first
if (-e $lastrun) {
open (my $fh, $lastrun) || warn "Can't open $lastrun.\n";
open (BAK, ">$lastrun.bak") || warn "Can't create backup file $lastrun.bak.\n";
while (<$fh>) {
print BAK;
}
close (BAK) && close ($fh);
}
# print "Saving command-line args to $lastrun\n";
my $fh;
open ($fh, ">autogen.lastrun") || die "Can't open autogen.lastrun: $!";
for my $arg (@cmdline_args) {
print $fh "$arg\n";
}
close ($fh);
}
}
push @args, "--srcdir=$src_path";
push @args, "--enable-option-checking=$option_checking";
print "Running ./configure with '" . join (" ", @args), "'\n";
system ("./configure", @args) && die "Error running configure";
}
# Local Variables:
# mode: perl
# cperl-indent-level: 4
# tab-width: 4
# indent-tabs-mode: nil
# End:
# vim:set ft=perl shiftwidth=4 softtabstop=4 expandtab: #