#!/bin/sh # Parameters # Influential environmental variable: # * haikuRequiredLegacyGCCVersion: The required version of the gcc. Will be # checked against the version in the buildtools directory. # get and check the parameters if [ $# -lt 3 ]; then echo Usage: $0 ' ' >&2 exit 1 fi haikuSourceDir=$1 buildToolsDir=$2/legacy haikuOutputDir=$3 shift 3 additionalMakeArgs=$* # Note: The gcc 2 build has trouble with -jN N > 1, hence we only use the # additional flags for the binutils build. Should there ever be any other # flags than -jN, we need to handle this differently. if [ ! -d $haikuSourceDir ]; then echo "ERROR: No such directory: \"$haikuSourceDir\"" >&2 exit 1 fi if [ ! -d $buildToolsDir ]; then echo "ERROR: No such directory: \"$buildToolsDir\"" >&2 exit 1 fi # verify or extract the gcc version gccVersionDotC="$buildToolsDir/gcc/gcc/version.c" if [ -n "$haikuRequiredLegacyGCCVersion" ]; then # haikuRequiredLegacyGCCVersion has been specified. Check whether the # version of the gcc in the given build tools directory matches. if ! grep "$haikuRequiredLegacyGCCVersion" \ "$gccVersionDotC" >/dev/null 2>&1 ; then echo "*** Mismatching compiler versions between configure script and" \ >&2 echo "*** $gccVersionDotC" >&2 echo "*** Did you perhaps update only one of haiku & buildtools?" >&2 exit 1 fi else # haikuRequiredLegacyGCCVersion wasn't specified. Extract the version string # from the gcc's version.c. haikuRequiredLegacyGCCVersion=`grep "2.95.3-haiku-" "$gccVersionDotC" \ | sed 's@.*\"\(.*\)\".*@\1@'` if [ -z "$haikuRequiredLegacyGCCVersion" ]; then echo "ERROR: Failed to extract version string from $gccVersionDotC" >&2 exit 1 fi fi # create the output dir mkdir -p $haikuOutputDir || exit 1 # get absolute paths currentDir=`pwd` cd $haikuSourceDir haikuSourceDir=`pwd` cd $currentDir cd $buildToolsDir buildToolsDir=`pwd` cd $currentDir cd $haikuOutputDir haikuOutputDir=`pwd` # create the object and installation directories for the cross compilation tools installDir=$haikuOutputDir/cross-tools objDir=$haikuOutputDir/cross-tools-build binutilsObjDir=$objDir/binutils gccObjDir=$objDir/gcc tmpIncludeDir=$objDir/sysincludes tmpLibDir=$objDir/syslibs rm -rf $installDir $objDir mkdir -p $installDir $objDir $binutilsObjDir $gccObjDir $tmpIncludeDir \ $tmpLibDir || exit 1 mkdir -p $installDir/lib/gcc-lib/i586-pc-haiku/$haikuRequiredLegacyGCCVersion # force the POSIX locale, as the build (makeinfo) might choke otherwise export LC_ALL=POSIX # drop an multiple job arguments from MAKEFLAGS if [ ! -z "$MAKEFLAGS" ]; then export MAKEFLAGS=$(echo $MAKEFLAGS | sed -e 's/-j\s*[0-9][0-9]*//g') fi # build binutils cd $binutilsObjDir CFLAGS="-O2" CXXFLAGS="-O2" $buildToolsDir/binutils/configure \ --prefix=$installDir --target=i586-pc-haiku --disable-nls \ --enable-shared=yes --disable-werror || exit 1 make $additionalMakeArgs || exit 1 make $additionalMakeArgs install || exit 1 PATH=$PATH:$installDir/bin export PATH # build gcc # prepare the include files copy_headers() { sourceDir=$1 targetDir=$2 headers="`find $sourceDir -name \*\.h`" headers="`echo $headers | sed -e s@$sourceDir/@@g`" for f in $headers; do headerTargetDir=$targetDir/`dirname $f` mkdir -p $headerTargetDir cp $sourceDir/$f $headerTargetDir done } copy_headers $haikuSourceDir/headers/config $tmpIncludeDir/config copy_headers $haikuSourceDir/headers/os $tmpIncludeDir/os copy_headers $haikuSourceDir/headers/posix $tmpIncludeDir/posix # Touch some files generated by bison, so that bison won't run to update them. # Fixes issues with newer bison versions. # And while at it, touch gperf target, too (as gperf may not be installed) (cd $buildToolsDir/gcc/gcc; touch c-parse.c c-parse.h cexp.c cp/parse.c \ cp/parse.h c-gperf.h) # configure gcc cd $gccObjDir case `uname` in Darwin) # GCC 2 compiled for x86_64 OS X is broken, compile for i386. export CC="gcc -arch i386" ;; esac CFLAGS="-O2 -U_FORTIFY_SOURCE" CXXFLAGS="-O2" $buildToolsDir/gcc/configure \ --prefix=$installDir \ --target=i586-pc-haiku --disable-nls --enable-shared=yes \ --enable-languages=c,c++ --with-headers=$tmpIncludeDir \ --with-libs=$tmpLibDir || exit 1 unset CC # hack the Makefile to avoid trouble with stuff we don't need anyway sedExpr= for toRemove in libiberty libio libjava libobjc libstdc++; do sedExpr="$sedExpr -e 's@^\(TARGET_CONFIGDIRS =.*\)$toRemove\(.*\)@\1\2@'" done echo sedExpr: $sedExpr mv Makefile Makefile.bak || exit 1 eval "sed $sedExpr Makefile.bak > Makefile" || exit 1 rm Makefile.bak # make gcc make cross || { echo "ERROR: Building gcc failed." >&2 exit 1 } # install gcc make install-gcc-cross || { echo "ERROR: Installing the cross compiler failed." >&2 exit 1 } # Remove the math.h gcc header. It has been generated by fixincludes # (unconditional hack: math_huge_val_ifndef) from ours and it is semantically # equivalent. rm -f $installDir/lib/gcc-lib/i586-pc-haiku/$haikuRequiredLegacyGCCVersion/include/math.h # cleanup # remove the system headers from the installation dir # Only the ones from the source tree should be used. sysIncludeDir=$installDir/i586-pc-haiku/sys-include rm -rf $sysIncludeDir/be $sysIncludeDir/posix # remove the objects dir rm -rf $objDir echo "binutils and gcc for cross compilation have been built successfully!"