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Makefile.PL
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#!env perl
#
# Copyright (c) 1997-2002 The Protein Laboratory, University of Copenhagen
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
use strict;
use warnings;
package MY::orderedhash;
require Tie::Hash;
our @ISA = qw(Tie::ExtraHash);
sub tie { CORE::tie my %a, $_[0], $_[1]; \%a }
sub TIEHASH { bless [{%{$_[1]}}], $_[0] }
sub FIRSTKEY { $_[0][1] = [ sort keys %{$_[0][0]} ]; shift @{ $_[0][1] } }
sub NEXTKEY { shift @{ $_[0][1] } }
package MY;
use strict;
use warnings;
use lib '.';
use Cwd;
use Config;
use DynaLoader;
use Prima::Gencls;
use ExtUtils::MakeMaker;
use File::Find;
use File::Path;
use File::Basename;
use File::Copy;
use vars qw(
$ARGV_STR
$COUTOFLAG
$COUTEXEFLAG
$CLIBPATHFLAG
$CLINKPREFIX
$LDLIBFLAG
$LDOUTFLAG
$TMPDIR
$NULLDEV
$SCRIPT_EXT
$LD_LIB_EXT
$LIB_EXT
$LIB_PREFIX
@LIBS
@INCPATH
@LIBPATH
%DEFINES
%PREREQ
%PASSIVE_CODECS
@ACTIVE_CODECS
$DL_LOAD_FLAGS
$DISTNAME
$CWD
$SHQUOTE
$DEFFILE
$OPTIMIZE
%ALL_PM_INSTALL
%ALL_MAN_INSTALL
);
use vars qw(
%cmd_options
%passthru_options
$Win32
$Win64
$unix
$cygwin
$mingw
$platform
$flavor
$path_sep
$dir_sep
%alldeps
@pm_files
@prima_files
@pod_files
@c_files
@h_files
@o_files
@exe_files
@cls_files
@target_clean
%cache_find_files
$binary_prereq
$compiler_type
$compiler_version
@Prima_exports
$win32_use_dlltool
$cygwin_fake_Slib
$force_cccdl
);
sub printlog($)
{
print $_[0];
print MAKELOG $_[0];
}
my $END;
END {
printlog $END if defined $END;
};
my ($offset_makefile_log, $captured_makefile_log);
my $see_makefile_log = "(see also makefile.log for details)";
sub see_makefile_log
{
my $ret = "$see_makefile_log\n";
$ret .= "\n--------------------------------------------\n$captured_makefile_log\n"
if defined $captured_makefile_log;
return $ret;
}
sub usage
{
printlog <<HELP;
$0 - configuration script for Prima
syntax:
perl Makefile.PL [options]
options:
X11BASE - path where X11 includes and libraries are installed
WITH_XFT - compile with/without Xft (default 1), X only
WITH_ICONV - compile with/without iconv (default 1), X only
WITH_GTK2 - compile with/without GTK2 (default 1), X only
CYGWIN_WINAPI - Winapi build in cygwin environment
DEBUG - build with debug information
EXTRA_LDFLAGS - add extra ld line (i.e. -lgcc )
EXTRA_CCFLAGS - add extra cc line (i.e. -I/usr/local/include )
HELP
exit;
}
usage if grep /^(-h|--help)$/, @ARGV;
if ( defined($ARGV[0]) and $ARGV[0] =~ /^--(.*)$/) {
my $sub = MY-> can("command_$1");
die "invalid command $ARGV[0]\n" unless $sub;
shift @ARGV;
$sub->(@ARGV);
exit;
}
unlink "showlog";
open MAKELOG, ">", "makepl.log";
setup_argv();
setup_variables();
setup_environment();
setup_compiler();
setup_exports();
setup_defines();
setup_dl_loadflags();
setup_X11() if $unix;
setup_xlibs() if $unix;
setup_codecs();
create_codecs_c();
create_config_h();
create_config_pm();
setup_files();
sub setup_argv
{
$ARGV_STR = join(' ', @ARGV);
%cmd_options = (
X11BASE => undef,
WITH_XFT => 1,
WITH_ICONV => 1,
WITH_GTK2 => 1,
CYGWIN_WINAPI => 0,
DEBUG => 0,
EXTRA_CCFLAGS => '',
EXTRA_LDFLAGS => '',
# service vars
AUTOMATED_RUN => 0,
DL_LOAD_FLAGS => undef,
);
%passthru_options = (
DEFINE => '',
LIBS => '',
INC => '',
LD => $Config{ld},
LDDLFLAGS => $Config{lddlflags},
);
@ARGV = grep {
my ( $k, $v) = split( '=', $_, 2 );
exists($cmd_options{$k}) ? ($cmd_options{$k} = $v, 0) : 1;
} @ARGV;
for ( @ARGV ) {
my ( $k, $v) = split( '=', $_, 2 );
next unless exists $passthru_options{$k};
$passthru_options{$k} = $v;
}
}
sub setup_variables
{
$DL_LOAD_FLAGS = 0;
if ( $^O =~ /mswin32/i) {
$Win32 = 1;
$platform = 'win32';
} elsif ( $^O =~ /cygwin/i) {
if ( $cmd_options{CYGWIN_WINAPI}) {
$Win32 = 1;
$platform = 'win32';
} else {
$unix = 1;
$platform = 'unix';
}
$cygwin = 1;
} else {
$platform = 'unix';
$unix = 1;
$DL_LOAD_FLAGS = -1; # check later
}
$DL_LOAD_FLAGS = $cmd_options{DL_LOAD_FLAGS} if defined $cmd_options{DL_LOAD_FLAGS};
$dir_sep = (( ( $path_sep = $Config{ path_sep}) eq ':') || ( defined $Config{ emxpath})) ? '/' : '\\';
}
sub extmap
{
my $newext = shift;
return map { my $x = $_; $x =~ s/\.\w+$/$newext/; $x } @_;
}
sub ffind
{
my ( $mask, $fdir ) = @_;
$fdir = '.' unless defined $fdir;
my @ret;
File::Find::finddepth( sub {
return unless -f and m/$mask/;
my $dir = $File::Find::dir;
$dir =~ s/^\.[\\\/]?//;
return if $dir =~ /^blib/;
my $f = length($dir) ? "$dir/$_" : $_;
push @ret, $f;
}, $fdir);
return @ret;
}
sub setup_files
{
@prima_files = ('Prima.pm', ffind( qr/./, 'Prima' ));
@pod_files = ffind( qr/./, 'pod' );
@pm_files = ffind( qr/\.pm$/ );
@c_files = (
<*.c>,
(grep { not $PASSIVE_CODECS{$_} } <img/*.c>),
(grep { !m/xft.c/ || $cmd_options{WITH_XFT} } <$platform/*.c>),
);
@cls_files = ( <*.cls> );
@h_files = (
<include/*.h>,
<include/generic/*.h>,
<include/$platform/*.h>,
map { "include/generic/$_" } extmap( '.h', @cls_files),
);
@o_files = extmap( $Config{_o}, @c_files );
@exe_files = (
<utils/*.pl>,
<Prima/VB/*.pl>
);
@target_clean = (
"include/generic/*",
"*$Config{_o}",
"img/*$Config{_o}",
"$platform/*$Config{_o}",
);
# I still like to have my scripts as .pl, but installed without
# extension. Hack, hack, hack. See also corresponding part in the postamble
if ($unix or $cygwin) {
@exe_files = extmap('', @exe_files);
push @target_clean, @exe_files;
}
%ALL_PM_INSTALL = (
# PM
( map { $_ => '$(INST_LIBDIR)/'. $_ } @prima_files ),
# INC
( map {
my $k = $_;
$k =~ s/^include\///;
( $_ => '$(INST_LIBDIR)/Prima/CORE/' . $k )
} @h_files ),
# POD
( map {
my $k = $_;
$k =~ s/^pod\///;
$_ => '$(INST_LIBDIR)/' . $k
} @pod_files ),
# examples
( map { $_ => '$(INST_LIBDIR)/Prima/' . $_ } <examples/*> ),
);
%ALL_MAN_INSTALL = (
map {
my $target = $_;
$target =~ s/\//::/g;
$target =~ s/\.\w+$//;
$_ => '$(INST_MAN3DIR)/'. $target . '.$(MAN3EXT)'
}
(@pm_files, grep { /pod$/ } @pod_files)
);
}
sub setup_environment
{
if ( $Config{ccname} =~ /\bgcc/ ) {
$compiler_type = 'gcc';
} else {
$compiler_type = $Config{ccname};
}
if ( $Win32 and not $cygwin ) {
$SCRIPT_EXT = '.bat';
$SHQUOTE = '"';
if ($compiler_type eq 'gcc') {
$win32_use_dlltool = $Config{dlltool} || 'dlltool';
$mingw = 1;
}
} else {
$SCRIPT_EXT = '';
$SHQUOTE = "'";
}
$OPTIMIZE = $Config{optimize};
if ( $compiler_type eq 'cl') {
$COUTOFLAG = '-Fo';
$COUTEXEFLAG = '-Fe';
$CLIBPATHFLAG = '/LIBPATH:';
$CLINKPREFIX = '/link';
$CLINKPREFIX .= " $1" if $Config{libs} =~ /(bufferoverflowU.lib)/i;
$LDLIBFLAG = '';
$LDOUTFLAG = '/OUT:';
$LD_LIB_EXT = '.lib';
$OPTIMIZE = '-Zi' if $cmd_options{DEBUG};
# link flag is /DEBUG, but we don't care because ActiveState has it on by default anyway
}
else {
$COUTOFLAG = '-o ';
$COUTEXEFLAG = '-o ';
$CLIBPATHFLAG = '-L';
$CLINKPREFIX = '';
$LDLIBFLAG = '-l';
$LDOUTFLAG = '-o ';
$LD_LIB_EXT = '';
$OPTIMIZE = '-g' if $cmd_options{DEBUG};
}
$DEFFILE = 'Prima.def';
$LIB_EXT = ($cygwin ? '.dll' : '') . $Config{ _a};
$LIB_PREFIX = ($cygwin || $mingw) ? 'lib' : '';
open F, 'Prima.pm' or die "Cannot open Prima.pm:$!\n";
my ($ver1, $ver2);
while (<F>) {
next unless m/\$VERSION[^\.\d]*(\d+)\.([_\d]+)/;
$ver1 = $1, $ver2 = $2, last;
}
close F;
die "Cannot find VERSION string in Prima.pm\n" unless defined $ver1;
printlog "Version: $ver1.$ver2\n";
my $PATCHLEVEL = defined($Config{PATCHLEVEL}) ? $Config{PATCHLEVEL} : $Config{PERL_PATCHLEVEL};
my $SUBVERSION = defined($Config{SUBVERSION}) ? $Config{SUBVERSION} : $Config{PERL_SUBVERSION};
my $REVISION = defined($Config{REVISION}) ? $Config{REVISION} : $Config{PERL_REVISION};
%DEFINES = (
PRIMA_VERSION => $ver1,
PRIMA_SUBVERSION => $ver2,
PERL_PATCHLEVEL => $PATCHLEVEL,
PERL_SUBVERSION => $SUBVERSION,
PRIMA_CORE => 1,
PERL_POLLUTE => 1,
PRIMA_DEBUG => 0,
);
if ( $platform eq 'win32') {
$DEFINES{PRIMA_PLATFORM_WINDOWS} = 1;
} else {
$DEFINES{PRIMA_PLATFORM_X11} = 1;
}
$TMPDIR = $ENV{ TMPDIR} || $ENV{ TEMPDIR} || ( $Win32 ? ( $ENV{ TEMP} || "$ENV{SystemDrive}\\TEMP") : "/tmp");
$NULLDEV = 'makefile.log';
printlog "Flavor: ";
$flavor = $^O;
if ( $Win32 and not $cygwin ) {
if ( $Config{myuname} =~ /strawberry\-?perl/i) {
$flavor = 'strawberry';
} elsif ( `perl -V` =~ /activeperl/i) {
$flavor = 'activestate';
}
} elsif ( $cygwin ) {
$flavor .= ( $Config{ptrsize} == 8 ) ? '64' : '32';
$flavor .= '.' . ( $cmd_options{CYGWIN_WINAPI} ? 'win32' : 'x11' );
}
$flavor =~ s/\s/_/g;
printlog "$flavor\n";
$flavor = 'sb32' if $flavor eq 'strawberry';
$flavor = 'as32' if $flavor eq 'activestate';
$DISTNAME = "Prima-$ver1.$ver2-$flavor-$REVISION.$PATCHLEVEL.$SUBVERSION";
printlog "Build: $DISTNAME\n";
if ( $cygwin and $] > 5.010 ) {
# 5.10 was shipped with a hack in ExtUtils/Liblist/Kid.pm where having auto/Prima.dll was ok
# 5.14 is not patched that way, do it ourselves
$cygwin_fake_Slib = 'SlibPrima' . ( $Config{lib_ext} || '.a' );
} else {
$cygwin_fake_Slib = '';
}
}
sub qtilde
{
my $path = shift;
return $path unless $path =~ s/^~//;
die "** path '~$path' begins with '~' but no HOME is set\n" unless exists $ENV{HOME};
return $ENV{HOME} . $path;
}
sub qd
{
my ( $path_str) = @_;
$path_str =~ s[/][$dir_sep]g;
return $path_str;
}
sub _find_file
{
my ( $fname, $dir) = @_;
my ( $pathname, $found);
$pathname = qd( "$dir/$fname");
return $pathname if -e $pathname;
opendir D, $dir or die "Cannot open dir $dir: $!";
my @entries = map { qd( "$dir/$_")} grep { /^[^.]/ && -d qd( "$dir/$_")} readdir D;
closedir D;
foreach my $entry ( @entries) {
$pathname = _find_file( $fname, $entry);
next unless defined $pathname;
return $pathname;
}
return undef;
}
sub find_file
{
my ( $fname) = @_;
$fname =~ s/\\/\//g;
$fname = qd($fname);
return $cache_find_files{$fname} if exists $cache_find_files{$fname};
return $cache_find_files{$fname} = _find_file( $fname, '.');
}
sub canon_name
{
my ( $fname) = @_;
my $qdirsep = quotemeta( $dir_sep);
$fname =~ s{[^$qdirsep]+$qdirsep\.\.(?:$qdirsep|\Z)}{}
while $fname =~ /(?:$qdirsep|\A)\.\.(?:$qdirsep|\Z)/;
$fname =~ s{(?:(?<=$qdirsep)|(?<=\A))\.(?=$qdirsep|\Z)$qdirsep?}{}g;
return $fname;
}
sub find_cdeps
{
my ( $cfile, $deps, $included) = @_;
$deps ||= {};
$included ||= {};
return () if exists $deps->{ $cfile};
$deps->{ $cfile} = [];
return @{ $alldeps{ $cfile}} if exists $alldeps{ $cfile};
$alldeps{ $cfile} = [];
return () unless -f $cfile;
local *CF;
open CF, "<$cfile" or die "Cannot open $cfile: $!";
while ( <CF>) {
chomp;
next unless /^\s*\#\s*include\s+"([^\"]+)"/;
my $incfile = $1;
my $i = find_file( $incfile);
$incfile = defined($i) ? $i : qd( "include/generic/$incfile");
$incfile = canon_name( $incfile);
unless ( exists $included->{ $incfile}) {
push @{ $alldeps{ $cfile}}, $incfile;
push @{ $deps->{ $cfile}}, $incfile;
$included->{ $incfile} = 1;
}
my @subdeps = find_cdeps( $incfile, $deps, $included);
push @{ $deps->{ $cfile}}, @subdeps;
push @{ $alldeps{ $cfile}}, @subdeps;
}
close CF;
return @{ $deps->{ $cfile}};
}
sub cc_command_line
{
my ( $srcf, $objf, $exef, $compile_only, $dl) = @_;
my $ccflags = $Config{ccflags};
$ccflags =~ s/\b\-W(all|error|\d)w*//i;
my $cc = "$Config{cc} $ccflags";
$cc .= " $cmd_options{EXTRA_CCFLAGS}" if length $cmd_options{EXTRA_CCFLAGS};
$cc .= " $passthru_options{DEFINE}" if length $passthru_options{DEFINE};
$cc .= " $Config{cccdlflags}" if $dl || $force_cccdl;
$cc .= " $Config{ccdlflags}" if $dl && !$compile_only;
$cc .= " -c " if $compile_only;
$cc .= ' ' . join(' ', map { "-I$_" } @INCPATH);
$cc .= " $passthru_options{INC}" if length $passthru_options{INC};
$cc .= $compile_only ? " $COUTOFLAG$objf" : " $COUTEXEFLAG$exef";
$cc .= " $COUTOFLAG$objf" if $compiler_type eq 'cl' && !$compile_only;
$cc .= ' ' . join(' ', map { "$CLIBPATHFLAG$_"} @LIBPATH) unless $compile_only || ( $compiler_type eq 'cl');
$cc .= " $srcf";
return $cc if $compile_only;
$cc .= " $passthru_options{LDDLFLAGS}" if $compiler_type eq 'gcc';
$cc .= " $CLINKPREFIX";
$cc .= ' ' . join(' ', map { "\"$CLIBPATHFLAG\\\"$_\\\"\"" } @LIBPATH) if $compiler_type eq 'cl';
$cc .= ' ' . join(' ', map { "$LDLIBFLAG$_$LD_LIB_EXT"} @LIBS);
$cc .= " $passthru_options{LIBS}" if length $passthru_options{LIBS};
$cc .= " $cmd_options{EXTRA_LDFLAGS}" if length $cmd_options{EXTRA_LDFLAGS};
return $cc;
}
sub ld_command_line
{
my ( $dstf) = shift;
my $ld = "$passthru_options{LD} $passthru_options{LDDLFLAGS}";
$ld .= " $cmd_options{EXTRA_LDFLAGS}" if length $cmd_options{EXTRA_LDFLAGS};
$ld .= " $LDOUTFLAG$dstf @_";
$ld .= ' ' . join(' ', map { "$LDLIBFLAG$_$LD_LIB_EXT"} @LIBS);
return $ld;
}
sub null_output
{
open OLDSTDOUT, ">&STDOUT" or die "STDOUT dup failed: $!";
open OLDSTDERR, ">&STDERR" or die "STDERR dup failed: $!";
# $NULLDEV = ( $Win32) ? "CON" : "/dev/tty";
# $NULLDEV = ( $Win32) ? "NUL" : "/dev/null";
if ( $^O !~ /linux/) {
close STDOUT;
close STDERR;
}
open STDOUT, ">>$NULLDEV" or die "STDOUT redirect failed: $!";
open STDERR, ">&STDOUT" or die "STDERR redirect failed: $!";
if ( -f $NULLDEV ) {
$offset_makefile_log = -s $NULLDEV;
undef $captured_makefile_log;
}
}
sub restore_output
{
if ( $^O !~ /linux/) {
close STDOUT;
close STDERR;
}
open STDOUT, ">&OLDSTDOUT" or die "STDOUT restoration failed: $!";
open STDERR, ">&OLDSTDERR" or die "STDERR restoration failed: $!";
close OLDSTDOUT;
close OLDSTDERR;
if ( -f $NULLDEV ) {
if ( open MAKEFILELOG, '<', $NULLDEV) {
binmode MAKEFILELOG;
seek MAKEFILELOG, $offset_makefile_log, 0;
local $/;
$captured_makefile_log = <MAKEFILELOG>;
close MAKEFILELOG;
}
}
}
sub tempfile
{
my $mask = shift;
my $name;
my $n = 0;
do {
$name = sprintf $mask, $n++;
} while ( -e $name);
return $name;
}
sub compile
{
my ( $text, $compile_only, @extra) = @_;
my $tmpsrc = qd( tempfile( "$TMPDIR/pmts%04d.c"));
my $tmpo = qd( tempfile( "$TMPDIR/pmts%04d$Config{_o}"));
my $tmpexe = qd( tempfile( "$TMPDIR/pmts%04d$Config{_exe}"));
my @tmpextras = ( $tmpsrc, $tmpsrc);
$tmpextras[0] =~ s/\.[^\.+]$/.ilk/;
$tmpextras[1] =~ s/\.[^\.+]$/.pdb/;
unlink @tmpextras; # leftovers are toxic to msvc
open TMPSRC, ">$tmpsrc" or die "Creation of temporary file $tmpsrc failed";
print TMPSRC $text;
close TMPSRC;
null_output;
my $cc = cc_command_line( $tmpsrc, $tmpo, $tmpexe, $compile_only || 0);
$cc .= ' ' . join(' ', @extra) if @extra;
print STDERR "$cc\n";
my $rc = system($cc);
restore_output;
unlink $tmpsrc;
unlink $tmpo if -w $tmpo;
unlink $tmpexe if -w $tmpexe;
unlink $_ for @tmpextras;
return( $rc == 0);
}
sub compile_and_run
{
my ( $text) = @_;
my $tmpsrc = qd( tempfile( "$TMPDIR/pmts%04d.c"));
my $tmpo = qd( tempfile( "$TMPDIR/pmts%04d$Config{_o}"));
my $tmpexe = qd( tempfile( "$TMPDIR/pmts%04d$Config{_exe}"));
my @tmpextras = ( $tmpsrc, $tmpsrc);
$tmpextras[0] =~ s/\.[^\.+]$/.ilk/;
$tmpextras[1] =~ s/\.[^\.+]$/.pdb/;
unlink @tmpextras; # leftovers are toxic to msvc
open TMPSRC, ">$tmpsrc" or die "Creation of temporary file $tmpsrc failed";
print TMPSRC $text;
close TMPSRC;
null_output;
my $cc = cc_command_line( $tmpsrc, $tmpo, $tmpexe, 0);
print STDERR "$cc\n";
my $rc = system($cc);
restore_output;
unlink $tmpsrc;
unlink $tmpo if -w $tmpo;
my $ret = `$tmpexe`;
chomp $ret;
unlink $tmpexe if -w $tmpexe;
unlink $_ for @tmpextras;
return $ret;
}
sub have_header
{
my $header = shift;
(my $defname = "HAVE_" . uc $header) =~ s/\W/_/g;
return $DEFINES{$defname} if exists $DEFINES{$defname};
my @pre_headers = map { "#include <$_>\n" } @_;
printlog "Checking for presence of $header... ";
my $present = compile( <<EOF, 1);
@pre_headers
#include <$header>
EOF
$DEFINES{ $defname} = undef;
$DEFINES{ $defname} = 1 if $present;
printlog ($present ? "yes" : "no");
printlog "\n";
return $present;
}
sub find_header
{
my $header = shift;
my $options = ref($_[0]) eq 'HASH' ? shift : {};
my ( $incpath, $present);
foreach $incpath ( @_) {
local @INCPATH = @INCPATH;
push @INCPATH, $incpath if $incpath;
my $code = $options->{Code} || <<EOF;
#include <$header>
EOF
$present = compile( $code, 1);
return $incpath if $present;
}
return undef;
}
sub find_lib
{
my ( $lib, $inc) = ( shift, shift );
my ( $libpath, $present);
local @LIBS = @LIBS;
push @LIBS, $lib;
foreach $libpath ( @_) {
local @LIBPATH = (@LIBPATH, $libpath) if $libpath;
$present = compile( <<EOF);
$inc
int
main()
{
return 0;
}
EOF
return $libpath if $present;
}
return undef;
}
sub have_func
{
my ( $funcname, @headers) = @_;
die "have_func() without any header is deprecated " unless @headers;
my $defname = "HAVE_" . uc $funcname;
my @srchead = map { "#include <$_>\n"} @headers;
$defname =~ s/\W/_/g;
printlog "Checking for function $funcname... ";
my $rc = compile( <<EOF);
@srchead
int
main()
{
void * ixi = $funcname;
return 0;
}
EOF
if ( $rc) {
$DEFINES{ $defname} = 1;
printlog "yes\n";
} else {
$DEFINES{ $defname} = undef;
printlog "no\n";
}
return $rc;
}
sub have_define
{
my ( $defname) = @_;
my $cwd = cwd;
chdir $TMPDIR;
my $tmpsrc = qd( tempfile( "pmts%04d.c"));
my $tmpo = $tmpsrc;
$tmpo =~ s/\.c$/\.$Config{_o}/;
open TMPSRC, ">$tmpsrc" or die "Creation of temporary file $tmpsrc failed";
print TMPSRC <<EOF;
int
main()
{
#if defined( $defname)
return 0;
#else
0error No
#endif
}
EOF
close TMPSRC;
null_output;
my $ccrc = system( "$Config{cc} -c $tmpsrc");
restore_output;
unlink $tmpsrc, $tmpo;
chdir $cwd;
return $ccrc == 0;
}
sub have_type
{
my ( $type, @headers) = @_;
(my $defname = "HAVE_" . uc $type) =~ s/\W/_/g;
return 1 if $DEFINES{$defname};
printlog "Checking for presence of type $type... ";
my @srchead = map { "#include <$_>\n"} @headers;
my $rc = compile( <<EOF);
@srchead
int
main()
{
${ type} foo;
return 0;
}
EOF
if ( $rc) {
$DEFINES{ $defname} = 1;
printlog "yes\n";
}
else {
$DEFINES{ $defname} = undef;
printlog "no\n";
}
return $rc;
}
sub have_types_in
{
my ($hdr, @types) = @_;
return unless have_header( $hdr);
my $found = 1;
for my $type (@types) {
$found = $found && have_type($type, $hdr);
last unless $found;
}
return $found;
}
sub have_funcs_in
{
my ($hdr, @funcs) = @_;
return unless have_header( $hdr);
my $found = 1;
for my $func (@funcs) {
$found = $found && have_func( $func, $hdr);
last unless $found;
}
return $found;
}
sub find_inline
{
printlog "Checking for inline... ";
for ( qw( inline __inline inline__ __inline__
INLINE __INLINE INLINE__ __INLINE__)) {
my $i = $_;
my $rc = compile( <<EOF);
$_ void a( void) {};
int
main()
{
return 0;
}
EOF
if ( $rc) {
$DEFINES{__INLINE__} = $i;
printlog "$i\n";
return;
}
}
printlog "none found\n";
$DEFINES{__INLINE__} = 'static'; # nasty hack, but better than #pragma inline
}
sub setup_compiler
{
printlog "Compiler: $compiler_type\n";
printlog "Checking if can compile... ";
compile('int a;', 1) or die "no " . see_makefile_log;
printlog "yes\n";
my $text = <<EOF;
int
main()
{
return 0;
}
EOF
printlog "Checking if can link... ";
unless ( compile($text, 0)) {
printlog "no, let's try with '$Config{cccdlflags}'... ";
$force_cccdl = 1;
compile( $text, 0) or die "no " . see_makefile_log;
}
printlog "yes\n";
if ( $compiler_type eq 'cl' ) {
printlog "Checking MSVC version... ";
$compiler_version = compile_and_run(<<'MSCVER');
#include <stdio.h>
int main() {
printf("%d\n", _MSC_VER);
return 0;
}
MSCVER
printlog "$compiler_version\n";
# kill annoying warnings
if ( $compiler_version < 1400) {
$OPTIMIZE .= " -D_CRT_SECURE_NO_DEPRECATE";
}
if ( $compiler_version >= 1600 ) {
$OPTIMIZE .= " -D_CRT_SECURE_NO_WARNINGS";
$OPTIMIZE .= " /wd4244"; # '=' : conversion from 'Bool' to 'char', possible loss of data
$OPTIMIZE .= " /wd4267"; # '=' : conversion from 'size_t' to 'int', possible loss of data
$OPTIMIZE .= " /wd4018"; # '<' : signed/unsigned mismatch";
}
}
if ($Win32) {
printlog "Checking windows subsystem...";
$Win64 = have_define('_WIN64');
printlog ($Win64 ? " 64" : " 32");
printlog " bits\n";
$DISTNAME =~ s/(mswin|sb|as)32/${1}64/i if $Win64;
}
@INCPATH = (
'include',
'include/generic',
);
@LIBS = qw(gdi32 mpr winspool comdlg32) if $Win32; # add more when appropriate
push @LIBPATH, '/usr/lib/w32api' if $cygwin;
if ($^O eq 'solaris') {
push @LIBPATH, '/opt/csw/lib';
$OPTIMIZE .= ' -Wall' if $compiler_type eq 'gcc';
}
}
sub setup_defines
{
have_header( "io.h");
have_header( "unistd.h");
have_header( "strings.h");
my @int_types = qw(int8_t int16_t int32_t int64_t);
my @uint_types = qw(uint8_t uint16_t uint32_t uint64_t);
my @u_int_types = qw(u_int8_t u_int16_t u_int32_t u_int64_t);
have_types_in( "sys/types.h", @int_types)
|| have_types_in( "sys/bitypes.h", @int_types)
|| have_types_in( "sys/inttypes.h", @int_types)
|| have_types_in( "stdint.h", @int_types);
have_types_in( "sys/types.h", @uint_types)
|| have_types_in( "sys/bitypes.h", @uint_types)
|| have_types_in( "sys/inttypes.h", @uint_types)
|| have_types_in( "stdint.h", @uint_types);
have_types_in( "sys/types.h", @u_int_types)
|| have_types_in( "sys/bitypes.h", @u_int_types)
|| have_types_in( "sys/inttypes.h", @u_int_types)
|| have_types_in( "stdint.h", @u_int_types);
if ( $unix) {
have_header( "sys/ipc.h", "sys/types.h");
have_header( "sys/shm.h", "sys/types.h");
have_header( "X11/extensions/shape.h", "X11/X.h", "X11/Xlib.h", "X11/Xutil.h");
have_header( "X11/extensions/XShm.h", "X11/X.h", "X11/Xlib.h", "X11/Xutil.h");
}
have_funcs_in( 'strings.h', 'strcasecmp');
have_funcs_in( 'strings.h', 'strncasecmp');
have_funcs_in( 'strings.h', 'strcasestr');
have_funcs_in( 'string.h', 'stricmp');
have_funcs_in( 'string.h', 'strnicmp');
have_funcs_in( 'stdio.h', 'snprintf');
have_funcs_in( 'stdio.h', '_snprintf');
have_funcs_in( 'stdlib.h', 'reallocf');
have_funcs_in( 'strings.h', 'bzero');
if ( $Win32) {
have_type( "BOOLEAN", "windows.h");
}
find_inline();
}
sub setup_dl_loadflags
{
return if $DL_LOAD_FLAGS >= 0;
printlog "Determining dl_load_flags... ";
local @INCPATH = ( qtilde($Config{archlib}) . qd( "/CORE"));
my $c1 = qd( tempfile( "$TMPDIR/pmts%04d.c"));
$c1 =~ m/pmts([^\.]*).c$/;
my ( $n1, $n2) = ( $1, sprintf("%04d", 1 + $1));