haiku/configure
Ingo Weinhold 9743fe8729 When building the gcc 4 cross tools we now configure for machine
i586-pc-haiku.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15345 a95241bf-73f2-0310-859d-f6bbb57e9c96
2005-12-05 15:01:20 +00:00

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#!/bin/sh
#
# configure [ <options> ]
# usage
#
# Prints usage.
#
usage()
{
cat << EOF
Usage: $0 <options>
options:
--floppy <floppy location> Specifies the location of the floppy
(device or image).
--bochs-debug Enables bochs serial debug emulation (activated
via kernel settings file).
--cross-tools-prefix <prefix>
Assume cross compilation. <prefix> should be a
path to the directory where the cross
compilation tools are located, plus the platform
prefix, e.g. "/path/to/tools/i586-pc-beos-".
This overrides the HAIKU_* tool variables.
--build-cross-tools <build tools dir>
Assume cross compilation. <build tools dir>
defines the location of the build tools sources.
They will be compiled and placed in the output
directory under "cross-tools". The HAIKU_* tools
variables will be set accordingly.
--build-cross-tools-gcc4 <build tools dir>
Like "--build-cross-tools" just that gcc 4 will
be used for cross-compilation. Note, that the
resulting Haiku installation built with gcc 4
will not be binary compatible with BeOS R5.
--target=TARGET Select build target platform. [default=${target}]
valid targets=r5,bone,dano,haiku
--include-gpl-addons Include GPL licensed add-ons.
--help Prints out this help.
environment variables:
HAIKU_AR The static library archiver. Defaults to "ar".
HAIKU_CC The compiler. Defaults to "gcc".
HAIKU_LD The linker. Defaults to "ld".
HAIKU_OBJCOPY The objcopy to be used. Defaults to "objcopy".
HAIKU_RANLIB The static library indexer. Defaults to "ranlib".
HAIKU_CPPFLAGS The preprocessor flags. Defaults to "".
HAIKU_CCFLAGS The C flags. Defaults to "".
HAIKU_CXXFLAGS The C++ flags. Defaults to "".
HAIKU_LDFLAGS The linker flags. Defaults to "".
HAIKU_ARFLAGS The flags passed to HAIKU_AR for archiving.
Defaults to "ru".
HAIKU_UNARFLAGS The flags passed to HAIKU_AR for unarchiving.
Defaults to "x".
EOF
}
# assertparam
#
# Checks whether at least one parameter is left.
#
assertparam()
{
if [ $2 \< 2 ]; then
echo $0: \`$1\': Parameter expected.
exit 1
fi
}
# standard_gcc_settings
#
# Sets the variables for a GCC platform.
#
standard_gcc_settings()
{
# PLATFORM_LINKLIBS
gcclib=`$HAIKU_CC -print-libgcc-file-name`
gccdir=`dirname ${gcclib}`
haikuGCCVersion=`$HAIKU_CC -dumpversion`
haikuGCCMachine=`$HAIKU_CC -dumpmachine`
HAIKU_GCC_LIB_DIR=${gccdir}
HAIKU_GCC_LIBGCC=${gccdir}/libgcc.a
HAIKU_GCC_GLUE_CODE="crtbegin.o crtend.o"
HAIKU_GCC_HEADERS_DIR=${gccdir}/include
HAIKU_GCC_LIBGCC_OBJECTS=`ar t ${HAIKU_GCC_LIBGCC}`
# for gcc 4 we use the libstdc++ and libsupc++ that come with the compiler
case $haikuGCCVersion in
4.*)
haikuStaticLibStdCxx=`$HAIKU_CC -print-file-name=libstdc++.a`
haikuSharedLibStdCxx=`$HAIKU_CC -print-file-name=libstdc++.so`
haikuStaticLibSupCxx=`$HAIKU_CC -print-file-name=libsupc++.a`
haikuSharedLibSupCxx=`$HAIKU_CC -print-file-name=libsupc++.so`
local headers=$gccdir/../../../../include/c++/$haikuGCCVersion
haikuCxxHeadersDir=$headers
for d in $haikuGCCMachine backward ext; do
# Note: We need the line break, otherwise the line might become
# too long for jam (512 bytes max).
haikuCxxHeadersDir="$haikuCxxHeadersDir
$headers/$d"
done
if [ $haikuStaticLibStdCxx = libstdc++.a ]; then
haikuStaticLibStdCxx=
fi
if [ $haikuSharedLibStdCxx = libstdc++.so ]; then
haikuSharedLibStdCxx=
fi
if [ $haikuStaticLibSupCxx = libsupc++.a ]; then
haikuStaticLibSupCxx=
fi
if [ $haikuSharedLibSupCxx = libsupc++.so ]; then
haikuSharedLibSupCxx=
fi
;;
esac
}
# set_default_value
#
# Set the value for a variable, if no value is set yet.
#
set_default_value()
{
local var=$1;
# any better way?
(set -u; (eval "echo \${$var}") &> /dev/null) || eval "$var=$2"
}
# get_build_tool_path
#
# Gets a usable absolute path of a build tool.
#
get_build_tool_path()
{
local var="HAIKU_$1"
local tool=$2
local path="${crossToolsPrefix}$tool"
if [ -f "$path" ]; then
# get absolute path
local oldPwd=$(pwd)
cd $(dirname "$path")
path="$(pwd)/$(basename "$path")"
cd $oldPwd
else
which "$path" &> /dev/null || {
echo "Build tool \"$path\" not found." >&2
exit 1
}
fi
eval "$var=$path"
}
# get cwd and the source directory
currentDir=`pwd`
cd `dirname $0`
sourceDir=`pwd`
cd $currentDir
# default parameter values
#
platform=`uname`
haikuGCCVersion=
haikuGCCMachine=i586-pc-beos
# TODO: Should be specifiable via parameters, when configure builds the
# cross tools.
haikuStaticLibStdCxx=
haikuSharedLibStdCxx=
haikuStaticLibSupCxx=
haikuSharedLibSupCxx=
haikuCxxHeadersDir=
hostGCCVersion=`cc -dumpversion`
floppy=
bochs_debug=0
include_gpl_addons=0
target=haiku
crossToolsPrefix=
buildCrossTools=
buildCrossToolsScript="$sourceDir/build/scripts/build_cross_tools"
set_default_value HAIKU_AR ar
set_default_value HAIKU_CC gcc
set_default_value HAIKU_LD ld
set_default_value HAIKU_OBJCOPY objcopy
set_default_value HAIKU_RANLIB ranlib
set_default_value HAIKU_CPPFLAGS ""
set_default_value HAIKU_CCFLAGS ""
set_default_value HAIKU_CXXFLAGS ""
set_default_value HAIKU_LDFLAGS ""
set_default_value HAIKU_ARFLAGS ru
set_default_value HAIKU_UNARFLAGS x
# parse parameters
#
while [ $# \> 0 ] ; do
case "$1" in
--include-gpl-addons) include_gpl_addons=1; shift 1;;
--floppy) assertparam "$1" $#; floppy=$2; shift 2;;
--bochs-debug) bochs_debug=1; shift 1;;
--target=*) target=`echo $1 | cut -d'=' -f2-`; shift 1;;
--cross-tools-prefix) assertparam "$1" $#; crossToolsPrefix=$2; shift 2;;
--build-cross-tools) assertparam "$1" $#; buildCrossTools=$2; shift 2;;
--build-cross-tools-gcc4) assertparam "$1" $#; buildCrossTools=$2;
buildCrossToolsScript="${buildCrossToolsScript}_gcc4";
haikuGCCMachine=i586-pc-haiku;
shift 2;;
--help | -h) usage; exit 0;;
*) echo Invalid argument: \`$1\'; exit 1;;
esac
done
# check parameters
#
if [ -n "$floppy" ]; then
case "$floppy" in
/*) ;;
*) echo "Warning: non-absolute floppy path. Parameter ignored.";
floppy=;;
esac
fi
# detect the build platform
case "${platform}" in
BeOS) revision=`uname -r`
case "$revision" in
6.*) buildPlatform=dano ;;
5.1) buildPlatform=dano ;;
5.0.4) buildPlatform=bone ;;
5.0*) buildPlatform=r5 ;;
*) echo Unknown BeOS version: $revision
exit 1 ;;
esac
;;
Linux) buildPlatform=linux ;;
FreeBSD) buildPlatform=freebsd ;;
*) echo Unsupported platform: ${platform}
exit 1 ;;
esac
# create output directory
if [ "$currentDir" = "$sourceDir" ]; then
outputDir=$currentDir/generated
else
outputDir=$currentDir
fi
buildOutputDir=$outputDir/build
buildAttributesDir=$outputDir/attributes
mkdir -p $buildOutputDir || exit 1
# build cross tools from sources
if [ -n "$buildCrossTools" ]; then
"$buildCrossToolsScript" "$sourceDir" "$buildCrossTools" \
$outputDir || exit 1
crossToolsPrefix=$outputDir/cross-tools/bin/${haikuGCCMachine}-
fi
# cross tools
if [ -n "$crossToolsPrefix" ]; then
get_build_tool_path AR ar
get_build_tool_path CC gcc
get_build_tool_path LD ld
get_build_tool_path OBJCOPY objcopy
get_build_tool_path RANLIB ranlib
fi
# prepare gcc settings
standard_gcc_settings
# Generate BuildConfig
cat << EOF > $buildOutputDir/BuildConfig
# BuildConfig
# Note: This file has been automatically generated by configure.
FLOPPY_PATH ?= "${floppy}" ;
BOCHS_DEBUG_HACK ?= ${bochs_debug} ;
INCLUDE_GPL_ADDONS ?= ${include_gpl_addons} ;
TARGET_PLATFORM ?= ${target} ;
HOST_PLATFORM ?= ${buildPlatform} ;
HAIKU_GCC_RAW_VERSION ?= ${haikuGCCVersion} ;
HAIKU_GCC_MACHINE ?= ${haikuGCCMachine} ;
HAIKU_GCC_LIB_DIR ?= ${HAIKU_GCC_LIB_DIR} ;
HAIKU_GCC_HEADERS_DIR ?= ${HAIKU_GCC_HEADERS_DIR} ;
HAIKU_GCC_LIBGCC ?= ${HAIKU_GCC_LIBGCC} ;
HAIKU_STATIC_LIBSTDC++ ?= ${haikuStaticLibStdCxx} ;
HAIKU_SHARED_LIBSTDC++ ?= ${haikuSharedLibStdCxx} ;
HAIKU_STATIC_LIBSUPC++ ?= ${haikuStaticLibSupCxx} ;
HAIKU_SHARED_LIBSUPC++ ?= ${haikuSharedLibSupCxx} ;
HAIKU_C++_HEADERS_DIR ?= ${haikuCxxHeadersDir} ;
HAIKU_BUILD_ATTRIBUTES_DIR ?= ${buildAttributesDir} ;
HAIKU_AR ?= ${HAIKU_AR} ;
HAIKU_CC ?= ${HAIKU_CC} ;
HAIKU_LD ?= ${HAIKU_LD} ;
HAIKU_OBJCOPY ?= ${HAIKU_OBJCOPY} ;
HAIKU_RANLIB ?= ${HAIKU_RANLIB} ;
HAIKU_CPPFLAGS ?= ${HAIKU_CPPFLAGS} ;
HAIKU_CCFLAGS ?= ${HAIKU_CCFLAGS} ;
HAIKU_CXXFLAGS ?= ${HAIKU_CXXFLAGS} ;
HAIKU_LDFLAGS ?= ${HAIKU_LDFLAGS} ;
HAIKU_ARFLAGS ?= ${HAIKU_ARFLAGS} ;
HAIKU_UNARFLAGS ?= ${HAIKU_UNARFLAGS} ;
HOST_GCC_RAW_VERSION ?= ${hostGCCVersion} ;
EOF
# Libgcc.a objects
cat << EOF > $buildOutputDir/libgccObjects
# libgcc.a objects to be linked against libroot.so
# Note: This file has been automatically generated by configure.
HAIKU_GCC_LIBGCC_OBJECTS ?= ${HAIKU_GCC_LIBGCC_OBJECTS} ;
EOF
# Generate Timezones binaries bindings
timezoneSources="africa antarctica asia australasia europe northamerica
southamerica pacificnew etcetera factory backward"
cat << EOF > $buildOutputDir/Timezones
# Timezones used for the build
# Note: This file has been automatically generated by configure.
HAIKU_TIME_ZONE_SOURCES = ${timezoneSources} ;
EOF
for source in ${timezoneSources}; do
f=$sourceDir/src/data/etc/timezones/$source
TZOBJECTS=`gawk '/^Zone/ { print $2 } /^Link/ { print $3 } ' $f `
cat << EOF >> $buildOutputDir/Timezones
TZ_OBJECTS on <timezone-source>${source} ?= $TZOBJECTS ;
EOF
done
# Generate a boot strap Jamfile in the output directory, if it is not in
# the source dir.
if [ "$currentDir" != "$sourceDir" ]; then
cat << EOF > $outputDir/Jamfile
# automatically generated Jamfile
HAIKU_TOP = ${sourceDir} ;
HAIKU_OUTPUT_DIR = ${outputDir} ;
include [ FDirName \$(HAIKU_TOP) Jamfile ] ;
EOF
fi