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config.pl
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#!/usr/bin/perl
# Copyright (C) 1999-2012 by Salvador E. Tropea (SET),
# see copyrigh file for details
#
# To specify the compilation flags define the CFLAGS environment variable.
#
require "miscperl.pl";
require "conflib.pl";
# This optimization is giving problems and current PCs are quite fast to
# make a real difference.
$conf{'HAVE_UNSAFE_MEMCPY'}='yes';
# If the script is newer discard the cache.
#GetCache() unless (-M 'config.pl' < -M 'configure.cache');
GetVersion('');
# I never tested with an older version, you can try reducing it.
$GPMVersionNeeded='1.10';
# I never tested with an older version, you can try reducing it.
#$NCursesVersionNeeded='1.9.9';
# That's a test to see if that works:
$NCursesVersionNeeded='1.8.6';
$DJGPPVersionNeeded='2.0.2';
$AllegroVersionNeeded='4';
unlink $ErrorLog;
$UseDummyIntl=0;
SeeCommandLine();
if ($JustSpec)
{
UpdateSpec();
exit 0;
}
print "Configuring Turbo Vision v$Version library\n\n";
# Determine the OS
$OS=DetectOS();
# Test for a working gcc
$GCC=CheckGCC();
# Determine C flags
$CFLAGS=FindCFLAGS();
# Determine C++ flags
$CXXFLAGS=FindCXXFLAGS();
# Extra lib directories
$LDExtraDirs=FindLDExtraDirs();
# Check if gcc can compile C++
$GXX=CheckGXX();
# Which architecture are we using?
DetectCPU();
# 32 or 64 bits pointers?
DetectPointersSize();
# Some platforms aren't easy to detect until we can compile.
DetectOS2();
# The prefix can be better determined if we know all the rest
# about the environment
LookForPrefix();
# Only gnu make have the command line and commands we use.
LookForGNUMake();
# Same for ar, it could be `gar'
$GAR=LookForGNUar();
# Similar for install tool.
LookForGNUinstall();
# Look for xgettext
LookForGettextTools();
# Is the right djgpp?
if ($OS eq 'DOS')
{
LookForDJGPP($DJGPPVersionNeeded);
}
if ($OS eq 'UNIX')
{
LookForGPM($GPMVersionNeeded);
LookForNCurses($NCursesVersionNeeded);
LookForKeysyms();
LookForXlib();
# Used for X11 driver. Linux implementation of POSIX threads is very bad
# and needs a lot of workarounds. Some of them could be just bugs in the
# glibc I use but the fact is that the needed tricks make it very Linux
# dependent.
LookForPThread() if $OSf eq 'Linux';
LookForOutB();
}
if ($Compf eq 'Cygwin')
{# Cygwin incorporates a XFree86 port
LookForXlib();
}
LookForIntlSupport();
LookForAllegro($AllegroVersionNeeded);
LookForEndianess();
LookForMaintainerTools() if $conf{'MAINTAINER_MODE'} eq 'yes';
print "\n";
GenerateMakefile();
#
# For the examples
#
$here=RunRedirect('pwd',$ErrorLog);
chop($here);
if (!$here && ($OS ne 'UNIX'))
{# command.com, cmd.exe, etc. have it.
$here=`cd`;
chop($here);
}
if ($Compf eq 'MinGW')
{
$here=~s/\\/\//g;
}
$realPrefix=@conf{'real-prefix'};
$realPrefix=@conf{'prefix'} unless $realPrefix;
# Path for the includes, used for examples
$MakeDefsRHIDE[1]='TVSRC=../../include ';
$MakeDefsRHIDE[1].=$here.'/include ' unless $conf{'libs-here'} eq 'no';
$MakeDefsRHIDE[1].=$realPrefix.'/include/rhtvision';
$MakeDefsRHIDE[1].=' '.$conf{'X11IncludePath'} if (@conf{'HAVE_X11'} eq 'yes');
# Path reported by rhtv-config --include
$MakeDefsRHIDE[11]='INCLUDE='.$realPrefix.'/include/rhtvision';
$MakeDefsRHIDE[11].=' '.$conf{'X11IncludePath'} if (@conf{'HAVE_X11'} eq 'yes');
# Extra path for the includes, used for the library
$MakeDefsRHIDE[9]='EXTRA_INCLUDE_DIRS='.$conf{'EXTRA_INCLUDE_DIRS'};
$MakeDefsRHIDE[7]='RHIDE_LIBS=';
# Libraries needed
$MakeDefsRHIDE[2]='RHIDE_OS_LIBS=';
# RHIDE doesn't know about anything different than DJGPP and Linux so -lstdc++ must
# be added for things like FreeBSD or SunOS. But not for QNX.
$MakeDefsRHIDE[2].=substr($stdcxx,2); # unless (($OS eq 'DOS') || ($OSf eq 'Linux') || ($OSf eq 'QNXRtP'));
# Linux, Solaris and FreeBSD have gettext in its C library.
$OSUSesIntl=!(($OSf eq 'Linux') || ($OSf eq 'Solaris') || ($OSf eq 'FreeBSD'));
if ($OSUSesIntl)
{
if ((@conf{'intl-force-dummy'} ne 'yes') && (@conf{'intl'} eq 'yes'))
{
$MakeDefsRHIDE[2].=' intl';
}
else
{# Use the dummy unless the user requested not to use it
if ((@conf{'intl-force-dummy'} eq 'yes') || (@conf{'no-intl'} ne 'yes'))
{
$MakeDefsRHIDE[2].=' tvfintl';
$UseDummyIntl=1;
}
}
}
$MakeDefsRHIDE[2].=' iconv' if (@conf{'iconv'} eq 'yes') && !$UseDummyIntl;
$MakeDefsRHIDE[2].=' '.$conf{'NameCurses'} if ($conf{'ncurses'} ne 'no') && ($OS eq 'UNIX');
$MakeDefsRHIDE[2].=' m' if ($OS eq 'UNIX');
$MakeDefsRHIDE[2].=' gpm' if @conf{'HAVE_GPM'} eq 'yes';
$MakeDefsRHIDE[2].=' '.$conf{'X11Lib'} if ($conf{'HAVE_X11'} eq 'yes');
$MakeDefsRHIDE[2].=' mss' if @conf{'mss'} eq 'yes';
$MakeDefsRHIDE[2].=' intl' if ((($OSf eq 'FreeBSD') || ($OSf eq 'QNXRtP')) && ($conf{'intl'} eq 'yes'));
$MakeDefsRHIDE[2].=' pthread' if $conf{'HAVE_LINUX_PTHREAD'} eq 'yes';
$MakeDefsRHIDE[2].=' termlib unix' if ($OSf eq 'QNX4');
if ($conf{'HAVE_ALLEGRO'} eq 'yes')
{
$aux=`allegro-config --libs`;
$a1=$aux;
$aux=~s/\-L(\S+)//g;
$AllegroLibs=$aux;
$aux=~s/\-l//g;
$MakeDefsRHIDE[2].=" $aux";
$aux=$a1;
$aux=~s/ \-l(\S+)//g;
$aux=~s/\-L//g;
$AllegroPath=$aux;
}
if ($OS eq 'UNIX')
{
$MakeDefsRHIDE[0]='RHIDE_STDINC=/usr/include /usr/local/include /usr/include/g++ /usr/local/include/g++ /usr/lib/gcc-lib /usr/local/lib/gcc-lib';
if (@conf{'HAVE_X11'} eq 'yes')
{
$aux=$conf{'X11IncludePath'} ? ' '.$conf{'X11IncludePath'} : ' /usr/X11R6/include';
$MakeDefsRHIDE[0].=$aux;
$MakeDefsRHIDE[9].=$aux;
}
$MakeDefsRHIDE[3]='TVOBJ='.$LDExtraDirs.' ';
# QNX 6.2 beta 3 workaround
$MakeDefsRHIDE[3].='/lib ' if ($OSf eq 'QNXRtP');
# Link with installed libraries
$MakeDefsRHIDE[3].=$realPrefix.'/lib';
$MakeDefsRHIDE[3].='/'.$conf{'libs-subdir'} if $conf{'libs-subdir'};
$MakeDefsRHIDE[3].=' ';
$MakeDefsRHIDE[3].='../../makes ' unless $conf{'libs-here'} eq 'no';
$MakeDefsRHIDE[3].=$here.'/makes ' unless $conf{'libs-here'} eq 'no';
$MakeDefsRHIDE[3].='../../intl/dummy ' if $UseDummyIntl;
$MakeDefsRHIDE[3].=$conf{'X11LibPath'}.' ' if ($conf{'HAVE_X11'} eq 'yes');
$MakeDefsRHIDE[3].=$AllegroPath.' ' if $conf{'HAVE_ALLEGRO'} eq 'yes';
}
elsif ($OS eq 'DOS')
{
$MakeDefsRHIDE[0]='RHIDE_STDINC=$(DJDIR)/include $(DJDIR)/lang/cxx $(DJDIR)/lib/gcc-lib';
# DJGPP's gcc includes djgpp.ver from the same directory where specs
$a=`redir -eo $GCC -v`;
if ($a=~/(\w:)(.*)\/specs/i)
{
$here=RunRedirect('pwd',$ErrorLog);
chop($here);
chdir("$1$2");
$a=RunRedirect('pwd',$ErrorLog);
chop($a);
chdir($here);
$MakeDefsRHIDE[0].=" $a"
}
$MakeDefsRHIDE[3]='TVOBJ=';
$MakeDefsRHIDE[3].='../../makes ' unless $conf{'libs-here'} eq 'no';
$MakeDefsRHIDE[3].=$here.'/makes ' unless $conf{'libs-here'} eq 'no';
$MakeDefsRHIDE[3].=$realPrefix.'/lib';
$MakeDefsRHIDE[3].='/'.$conf{'libs-subdir'} if $conf{'libs-subdir'};
$MakeDefsRHIDE[3].=' '.$LDExtraDirs;
$MakeDefsRHIDE[3].=' ../../intl/dummy' if $UseDummyIntl;
$MakeDefsRHIDE[3].=$AllegroPath.' ' if $conf{'HAVE_ALLEGRO'} eq 'yes';
}
elsif ($OS eq 'Win32')
{
$MakeDefsRHIDE[0]='RHIDE_STDINC=';
$MakeDefsRHIDE[2].=' gdi32'; # Needed for WinGr driver
$MakeDefsRHIDE[3]='TVOBJ=../../makes ';
$MakeDefsRHIDE[3].=$here.'/makes ' unless $conf{'libs-here'} eq 'no';
$MakeDefsRHIDE[3].=$realPrefix.'/lib';
$MakeDefsRHIDE[3].='/'.$conf{'libs-subdir'} if $conf{'libs-subdir'};
$MakeDefsRHIDE[3].=' '.$LDExtraDirs;
$MakeDefsRHIDE[3].=' ../../intl/dummy' if $UseDummyIntl;
$MakeDefsRHIDE[3].=' '.$conf{'X11LibPath'} if ($conf{'HAVE_X11'} eq 'yes');
$MakeDefsRHIDE[3].=$AllegroPath.' ' if $conf{'HAVE_ALLEGRO'} eq 'yes';
}
$MakeDefsRHIDE[4]='STDCPP_LIB='.$stdcxx;
# C options for dynamic lib
if ($OSf ne 'Darwin')
{
$MakeDefsRHIDE[5]='SHARED_CODE_OPTION=-fPIC';
$MakeDefsRHIDE[5].=' -shared' if ($OSf eq 'QNXRtP');
}
else
{# PPC code is always position independent
# However, the linker doesn't allow "common" symbols in shared libraries.
$MakeDefsRHIDE[5]='SHARED_CODE_OPTION=-fno-common';
}
# Flags to link as a dynamic lib
$ldflags1='RHIDE_LDFLAGS=';
$ldflags2=$ldflags1;
if ($OS eq 'UNIX')
{
if ($OSf ne 'Darwin')
{
$soname='-soname';
if ($OSf eq 'Solaris')
{
system("$GCC -v 2> test.ld");
$test=cat('test.ld');
unlink 'test.ld';
# Why?! I think gcc should translate it when using the native ld.
$soname='-h' if $test=~'ccs/bin/ld';
}
$ldflags1.='-L/lib' if ($OSf eq 'QNXRtP');
$ldflags1.=' -shared -Wl,'.$soname.',librhtv.so.'.$Version;
}
else
{# Darwin semantic for dynamic libs is quite different
$ldflags1.='-dynamiclib -install_name '.$realPrefix.'/lib/librhtv.'.$Version.'.dylib';
$ldflags1.=' -compatibility_version '.$Version.' -current_version '.$Version;
}
$libs=$conf{'X11Lib'};
$libs=~s/(\S+)/-l$1/g;
$aux='';
$aux.=" -L".$conf{'X11LibPath'}." $libs" if @conf{'HAVE_X11'} eq 'yes';
$aux.=' -lgpm' if @conf{'HAVE_GPM'} eq 'yes';
$aux.=(($OSf eq 'QNXRtP') ? ' -lncursesS' : ' -lncurses') unless $conf{'ncurses'} eq 'no';
$aux.=" $stdcxx -lm -lc";
$aux.=' -lpthread' if $conf{'HAVE_LINUX_PTHREAD'} eq 'yes';
$aux.=' '.$AllegroLibs if ($conf{'HAVE_ALLEGRO'} eq 'yes');
$aux.=' libtvfintl.a' if ($OSf eq 'Darwin') && $UseDummyIntl;
$MakeDefsRHIDE[7].=$aux;
}
$MakeDefsRHIDE[8]="LIB_VER=$Version";
$MakeDefsRHIDE[10]="LIB_VER_MAJOR=$VersionMajor";
ModifyMakefiles('intl/dummy/Makefile');
$MakeDefsRHIDE[6]=$ldflags1;
CreateRHIDEenvs('makes/rhide.env','compat/rhide.env');
$MakeDefsRHIDE[6]=$ldflags2;
CreateRHIDEenvs('examples/rhide.env');
# Repeated later for other targets
CreateConfigH();
# Help BC++ target
system("perl confignt.pl");
#
# Adjust .mak files
#
print "Makefiles for examples.\n";
chdir('examples');
`perl patchenv.pl`;
chdir('..');
print "Makefiles for translations.\n";
ReplaceText('intl/gnumake.in','intl/Makefile');
UpdateSpec();
print "\nSuccesful configuration!\n\n";
GiveAdvice();
CreateCache();
unlink $ErrorLog;
unlink 'test.exe';
sub UpdateSpec()
{
$ReplaceTags{'version'}=$Version;
ReplaceText('redhat/librhtv.spec.in',"redhat/librhtv-$Version.spec");
ReplaceText('qnxrtp/tvision.qpg.in',"qnxrtp/tvision.qpg");
}
sub SeeCommandLine
{
my $i;
foreach $i (@ARGV)
{
if ($i eq '--help')
{
ShowHelp();
die "\n";
}
elsif ($i=~'--prefix=(.*)')
{
$conf{'prefix'}=$1;
}
elsif ($i=~'--real-prefix=(.*)')
{
$conf{'real-prefix'}=$1;
}
elsif ($i eq '--no-intl')
{
$conf{'no-intl'}='yes';
}
elsif ($i eq '--force-dummy')
{
$conf{'intl-force-dummy'}='yes';
}
elsif ($i=~'--cflags=(.*)')
{
@conf{'CFLAGS'}=$1;
}
elsif ($i=~'--cxxflags=(.*)')
{
@conf{'CXXFLAGS'}=$1;
}
elsif ($i eq '--fhs')
{
$conf{'fhs'}='yes';
}
elsif ($i eq '--no-fhs')
{
$conf{'fhs'}='no';
}
elsif ($i=~'--X11lib=(.*)')
{
$conf{'X11Lib'}=$1;
}
elsif ($i eq '--with-mss')
{
$conf{'mss'}='yes';
}
elsif ($i eq '--without-mss')
{
$conf{'mss'}='no';
}
elsif ($i=~'--x-include=(.*)')
{
$conf{'X11IncludePath'}=$1;
}
elsif ($i=~'--x-lib=(.*)')
{
$conf{'X11LibPath'}=$1;
}
elsif ($i eq '--with-debug')
{
$conf{'debugInfo'}='yes';
}
elsif ($i eq '--without-debug')
{
$conf{'debugInfo'}='no';
}
elsif ($i eq '--with-ssc')
{
$conf{'HAVE_SSC'}='yes';
}
elsif ($i eq '--without-ssc')
{
$conf{'HAVE_SSC'}='no';
}
elsif ($i eq '--no-libs-here')
{
$conf{'libs-here'}='no';
}
elsif ($i=~'--libs-subdir=(.*)')
{
$conf{'libs-subdir'}=$1;
}
elsif ($i eq '--enable-maintainer-mode')
{
$conf{'MAINTAINER_MODE'}='yes';
}
elsif ($i eq '--just-spec')
{
$JustSpec=1;
}
elsif ($i eq '--with-pthread')
{
$conf{'try-pthread'}='yes';
}
elsif ($i eq '--without-pthread')
{
$conf{'try-pthread'}='no';
}
elsif ($i eq '--without-static')
{
$conf{'no-static'}='yes';
}
elsif ($i eq '--without-dynamic')
{
$conf{'no-dynamic'}='yes';
}
# elsif ($i eq '--unsafe-memcpy')
# {
# $conf{'HAVE_UNSAFE_MEMCPY'}='yes';
# }
elsif ($i eq '--safe-memcpy')
{
$conf{'HAVE_UNSAFE_MEMCPY'}='no';
}
elsif ($i=~'--include=(.*)')
{
$conf{'EXTRA_INCLUDE_DIRS'}.=" $1";
}
elsif ($i eq '--debug')
{
$conf{'CFLAGS'}=
$conf{'CXXFLAGS'}='-O2 -Wall -Werror -ggdb3';
}
# For compatibility with autoconf:
# LinCS/tiger - ignore some autoconf generated params
elsif (($i=~'--cache-file=(.*)') || ($i=~'--srcdir=(.*)') || ($i=~'--enable-ltdl-convenience'))
{
}
else
{
ShowHelp();
die "Unknown option: $i\n";
}
}
}
sub ShowHelp
{
print "Available options:\n\n";
print "Flags:\n";
print "--cflags=val : normal C flags [default is env. CFLAGS].\n";
print "--cxxflags=val : normal C++ flags [default is env. CXXFLAGS].\n";
print "--debug : selects C/C++ switches for debugging\n";
print "\nPaths and library names:\n";
print "--x-include=path: X11 include path [/usr/X11R6/lib].\n";
print "--x-lib=path : X11 library path [/usr/X11R6/include].\n";
print "--X11lib=val : Name of X11 libraries [default is X11 Xmu].\n";
print "--include=path : Add this path for includes. Repeat for each dir.\n";
print "--no-libs-here : Don't use the sources path for libs.\n";
print "\nIntallation:\n";
print "--prefix=path : defines the base directory for installation.\n";
print "--fhs : force the FHS layout under UNIX.\n";
print "--no-fhs : force to not use the FHS layout under UNIX.\n";
print "--with-debug : install dynamic library without running strip.\n";
print "--without-debug : run strip to reduce the size [default]\n";
print "--real-prefix=pa: real prefix, for Debian package\n";
print "\nLibraries:\n";
print "--force-dummy : use the dummy intl library even when gettext is detected.\n";
print "--no-intl : don't use international support.\n";
print "--without-static : don't create the static library.\n";
print "--without-dynamic: don't create the dynamic library.\n";
print "--with-mss : compiles with MSS memory debugger.\n";
print "--without-mss : compiles without MSS [default].\n";
print "--with-ssc : compiles using Simple Streams Compatibility.\n";
print "--without-ssc : compiles without SSC [default].\n";
print "--with-pthread : uses pthread for X11 driver.\n";
print "--without-pthread: avoids pthread for X11 driver [default].\n";
print "\nOthers:\n";
print "--enable-maintainer-mode:\n";
print " : enables header dependencies and other stuff needed\n";
print " for developement, not just use the editor.\n";
print "--just-spec : update RPMs spec file and exit.\n";
# print "--unsafe-memcpy : disable the use of memcpy when memory overlaps\n";
print "--safe-memcpy : enable the use of memcpy when memory overlaps\n";
print "--help : displays this text.\n";
}
sub GiveAdvice
{
if ((@conf{'intl'} eq 'no') && (@conf{'no-intl'} ne 'yes'))
{
print "\n";
print "* The international support was disabled because gettext library could not\n";
print " be detected.\n";
if ($OSf eq 'Linux')
{
print " Starting with glibc 2.0 this is included in libc, perhaps your system\n";
print " just lacks the propper header file.\n";
}
elsif ($OS eq 'DOS')
{
print " Install the gtxtNNNb.zip package from the v2gnu directory of djgpp's\n";
print " distribution. Read the readme file for more information.\n";
}
elsif ($Compf eq 'MinGW')
{
print " That's normal for MinGW.\n";
}
elsif ($Compf eq 'Cygwin')
{
print " Install gettext library.\n";
}
}
if ($UseDummyIntl)
{
print " [[[[[[[*******************>>>>> IMPORTANT!!! <<<<<*******************]]]]]]]\n";
print " You must link with libtvfintl.a or you'll get undefined symbols. To avoid\n";
print " using this library reconfigure using --no-intl. Read about it in the readme.\n";
print " [[[[[[[*******************>>>>> IMPORTANT!!! <<<<<*******************]]]]]]]\n";
}
if ((@conf{'HAVE_GPM'} eq 'no') && ($OSf eq 'Linux'))
{
print "\n";
print "* No mouse support for console! please install the libgpm package needed\n";
print " for development. (i.e. libgpmg1-dev_1.13-5.deb).\n";
}
if (@conf{'GNU_Make'} ne 'make')
{
print "\n";
print "* Please use $conf{'GNU_Make'} instead of make command.\n";
}
if ((@conf{'HAVE_X11'} eq 'no') && ($OS eq 'UNIX'))
{
print "\n";
print "* No X11 support detected. If X11 is installed make sure you have the\n";
print " development packages installed (i.e. libxmu-dev). Also check the options\n";
print " to specify the paths for X11 libs and headers\n";
}
}
sub LookForEndianess
{
my $test;
print 'Checking endianess: ';
if (@conf{'TV_BIG_ENDIAN'} eq 'yes')
{
print "big endian (cached)\n";
return;
}
if (@conf{'TV_BIG_ENDIAN'} eq 'no')
{
print "little endian (cached)\n";
return;
}
$test='
#include <stdio.h>
int main(void)
{
int a=1;
char *s=(char *)&a;
printf("%s\n",s[0]==1 ? "little" : "big");
return 0;
}
';
$test=RunGCCTest($GCC,'c',$test,'');
$test=~s/\W//g;
$conf{'TV_BIG_ENDIAN'}=($test eq "big") ? 'yes' : 'no';
print "$test endian\n";
}
sub LookForIntlSupport
{
my $vNeed=$_[0];
my ($test,$a,$djdir,$intllib,$intltest,$libdir);
print 'Checking for international support: ';
if (@conf{'intl-force-dummy'} eq 'yes')
{
print "using dummy by user request.\n";
$conf{'intl'}='yes';
$conf{'iconv'}='no';
return;
}
if (@conf{'no-intl'} eq 'yes')
{
print "disabled by user request.\n";
$conf{'intl'}='no';
$conf{'iconv'}='no';
#`cp include/tv/nointl.h include/tv/intl.h`;
return;
}
if (@conf{'intl'} eq 'yes')
{
print "yes (cached)\n";
return;
}
if (@conf{'intl'} eq 'no')
{
print "no (cached)\n";
return;
}
if ($OS eq 'DOS')
{ # gettext 0.10.32 port have a bug in the headers, correct it
$djdir=@ENV{'DJDIR'};
$a=cat("$djdir/include/libintl.h");
if (length($a) && $a=~/\@INCLUDE_LOCALE_H@/)
{
$a=~s/\@INCLUDE_LOCALE_H\@//;
replace("$djdir/include/libintl.h",$a);
}
}
$intltest='
#include <stdio.h>
#define FORCE_INTL_SUPPORT
#include <tv/intl.h>
int main(void)
{
printf("%s\n",_("OK"));
return 0;
}
';
$intllib=(($OS eq 'DOS') || ($OS eq 'Win32') || ($OSf eq 'FreeBSD') || ($OSf eq 'QNXRtP')) ? '-lintl' : '';
$libdir=$LDExtraDirs;
$libdir=~s/(\S+)/-L$1/g;
$test=RunGCCTest($GCC,'c',$intltest,'-Iinclude/ '.$libdir.' '.$intllib);
$test=~s/\W//g;
if ($test ne "OK")
{
print "no, additional check required.\n";
print "Checking for extra libs for international support: ";
$test=RunGCCTest($GCC,'c',$intltest,'-Iinclude/ '.$intllib.' -liconv');
$test=~s/\W//g;
if ($test ne "OK")
{
print "none found\n";
print "International support absent or non-working\n";
$conf{'intl'}='no';
$conf{'iconv'}='no';
}
else
{
print "-liconv, OK\n";
$conf{'intl'}='yes';
$conf{'iconv'}='yes';
}
}
else
{
print "yes OK\n";
$conf{'intl'}='yes';
$conf{'iconv'}='no';
}
}
sub LookForKeysyms
{
my $test;
print 'Looking for X keysyms definitions: ';
if (@conf{'HAVE_KEYSYMS'})
{
print "@conf{'HAVE_KEYSYMS'} (cached)\n";
return;
}
$test='
#include <stdio.h>
#include <X11/keysym.h>
int main(void)
{
if (XK_Return!=0)
printf("OK\n");
return 0;
}
';
$test=RunGCCTest($GCC,'c',$test,'');
$test=~s/\W//g;
if ($test eq "OK")
{
$conf{'HAVE_KEYSYMS'}='yes';
print " yes OK\n";
}
else
{
$conf{'HAVE_KEYSYMS'}='no';
print " no, disabling enhanced support for Eterm 0.8.10+\n";
}
}
sub LookForXlib()
{
my ($test,$o,$libs,$testPr,$libs);
print 'Looking for X11 libs: ';
if (@conf{'HAVE_X11'})
{
print "@conf{'HAVE_X11'} (cached)\n";
return;
}
$testPr='
#include <stdio.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
Display *Test()
{ return XOpenDisplay(""); }
int main(void)
{
printf("OK, %d.%d\n",X_PROTOCOL,X_PROTOCOL_REVISION);
return 0;
}
';
$conf{'X11LibPath'}='/usr/X11R6/lib' unless $conf{'X11LibPath'};
# Looks like Cygwin does all static!
$libs=($Compf eq 'Cygwin') ? 'Xmu Xt SM ICE X11' : 'X11 Xmu';
# QNX4 does all static!
$libs='Xmu Xt SM ICE X11 socket' if ($OSf eq 'QNX4');
$conf{'X11Lib'}=$libs unless $conf{'X11Lib'};
$libs=$conf{'X11Lib'};
$libs=~s/(\S+)/-l$1/g;
$o='';
$o.='-I'.$conf{'X11IncludePath'} if $conf{'X11IncludePath'};
$o.=" -L$conf{'X11LibPath'} $libs";
$test=RunGCCTest($GCC,'c',$testPr,$o);
if ($test=~/OK, (\d+)\.(\d+)/)
{
$conf{'HAVE_X11'}='yes';
print "yes OK (X$1 rev $2)\n";
}
else
{
if (!$conf{'X11IncludePath'})
{
$conf{'X11IncludePath'}='/usr/X11R6/include';
$o.=" -I$conf{'X11IncludePath'} -L$conf{'X11LibPath'} $libs";
$test=RunGCCTest($GCC,'c',$testPr,$o);
if ($test=~/OK, (\d+)\.(\d+)/)
{
$conf{'HAVE_X11'}='yes';
print "yes OK (X$1 rev $2)\n";
return;
}
}
$conf{'HAVE_X11'}='no';
print "no, disabling X11 version\n";
}
}
#
# GlibC 2.1.3 defines it by itself, lamentably doesn't have any protection
# mechanism to avoid collisions with the kernel headers, too bad.
#
sub LookForOutB
{
my $test;
print 'Looking for outb definition in sys/io.h: ';
if (@conf{'HAVE_OUTB_IN_SYS'})
{
print "@conf{'HAVE_OUTB_IN_SYS'} (cached)\n";
return;
}
$test='
#include <stdio.h>
#include <sys/io.h>
#ifdef __i386__
void Test(void) { outb(10,0x300); }
#endif
int main(void)
{
printf("OK\n");
return 0;
}
';
$test=RunGCCTest($GCC,'c',$test,'');
$test=~s/\W//g;
$conf{'HAVE_OUTB_IN_SYS'}=($test eq "OK") ? 'yes' : 'no';
print "@conf{'HAVE_OUTB_IN_SYS'}\n";
#print ">$test<\n";
}
sub LookForGPM
{
my $vNeed=$_[0],$test;
print 'Looking for gpm library: ';
if (@conf{'gpm'})
{
print "@conf{'gpm'} (cached) OK\n";
return;
}
$test='
#include <stdio.h>
#include <gpm.h>
int main(void)
{
int version;
printf("%s",Gpm_GetLibVersion(&version));
return 0;
}
';
$test=RunGCCTest($GCC,'c',$test,'-lgpm');
if (!length($test))
{
#print "\nError: gpm library not found, please install gpm $vNeed or newer\n";
#print "Look in $ErrorLog for potential compile errors of the test\n";
#CreateCache();
#die "Missing library\n";
$conf{'HAVE_GPM'}='no';
print " no, disabling mouse support\n";
return;
}
if (!CompareVersion($test,$vNeed))
{
#print "$test, too old\n";
#print "Please upgrade your gpm library to version $vNeed or newer.\n";
#print "You can try with $test forcing the configure scripts.\n";
#CreateCache();
#die "Old library\n";
$conf{'HAVE_GPM'}='no';
print " too old, disabling mouse support\n";
return;
}
$conf{'gpm'}=$test;
$conf{'HAVE_GPM'}='yes';
print "$test OK\n";
}
sub LookForAllegro
{
my $vNeed=$_[0],$test;
print 'Looking for allegro library: ';
if (@conf{'HAVE_ALLEGRO'})
{
print "@conf{'HAVE_ALLEGRO'} (cached)\n";
return;
}
$test=`allegro-config --version`;
chomp $test;
if (!length($test))
{
$conf{'HAVE_ALLEGRO'}='no';
print " no, disabling AlCon\n";
return;
}
if (!CompareVersion($test,$vNeed))
{
$conf{'HAVE_ALLEGRO'}='no';
print " too old, disabling AlCon\n";
return;
}
$conf{'HAVE_ALLEGRO'}='yes';
print "$test OK\n";
}
sub LookForNCurses
{
my ($vNeed)=@_;
my ($result,$test);
print 'Looking for ncurses library: ';
if (@conf{'ncurses'})
{
print "@conf{'ncurses'} (cached) OK\n";
return;
}
# Assume it is -lncurses
if ($OSf ne 'QNXRtP')
{
$conf{'NameCurses'}='ncurses'
}
else
{
$conf{'NameCurses'}='ncursesS'
}
$test='
#include <stdio.h>
#if defined(__QNX__) && !defined(__QNXNTO__)
#include <curses.h>
#else
#include <ncurses.h>
#endif
void dummy() {initscr();}
int main(void)
{
printf(NCURSES_VERSION);
return 0;
}
';
$result=RunGCCTest($GCC,'c',$test,'-lncurses') if ($OSf ne 'QNX4');
$result=RunGCCTest($GCC,'c',$test,'-lncurses -lunix') if ($OSf eq 'QNX4');
if (!length($result))
{# Try again with -lcurses, In Solaris ncurses is installed this way
$result=RunGCCTest($GCC,'c',$test,'-lcurses');
if (!length($result))
{
print "no, disabling UNIX driver\n";
$conf{'ncurses'}='no';
return;
}
$conf{'NameCurses'}='curses';
}
if (!CompareVersion($result,$vNeed))
{
print "$result, too old, disabling UNIX driver\n";
$conf{'ncurses'}='no';
return;
}
print "$result OK\n";
@conf{'ncurses'}=$result;
print 'Checking if ncurses have define_key: ';
$test='
#include <stdio.h>
#include <ncurses.h>
void dummy(void) { define_key("\x1B[8~",KEY_F(59)); /* End */ }
int main(void)
{
printf("Ok\n");
return 0;
}
';
$result=RunGCCTest($GCC,'c',$test,'-l'.$conf{'NameCurses'});
$result=~s/\W//g;
if ($result eq 'Ok')
{
print "yes\n";
$conf{'HAVE_DEFINE_KEY'}=1;
}
else
{
print "no\n";
$conf{'HAVE_DEFINE_KEY'}=0;
}
}
sub LookForGettextTools
{
my $test;
print 'Looking for xgettext: ';
if (@conf{'xgettext'})
{
print @conf{'xgettext'}." (cached)\n";
return;
}
#$test=`xgettext --version`;
$test=RunRedirect('xgettext --version',$ErrorLog);
if ($test=~/(\d+\.\d+(\.\d+)?)/)
{
print "$1\n";
$conf{'xgettext'}=$1;
}
else
{
print "no\n";
$conf{'xgettext'}='no';
}
}
sub LookForRecode
{
my $test;
print 'Looking for recode: ';
if (@conf{'recode'})
{
print @conf{'recode'}." (cached)\n";
return;
}
#$test=`recode --version`;
$test=RunRedirect('recode --version',$ErrorLog);
if ($test=~/(\d+\.\d+(\.\d+)?)/)
{
print "$1\n";
$conf{'recode'}=$1;
if (CompareVersion($test,'3.5'))
{
$conf{'recode_sep'}='..';
}
else