build_cross_tools_gcc4 revision a7e9ce67
1#!/bin/sh
2#
3# parameters <machine> <haiku sourcedir> <buildtools dir> <isntall dir>
4
5# get and check the parameters
6if [ $# -lt 4 ]; then
7	echo Usage: $0 '<machine> <haiku sourcedir> <buildtools dir>' \
8		'<install dir>' >&2
9	exit 1
10fi
11
12haikuMachine=$1
13haikuSourceDir=$2
14buildToolsDir=$3
15installDir=$4
16shift 4
17additionalMakeArgs=$*
18
19case $haikuMachine in
20x86_64-*)
21	# GCC's default is to enable multilib, but there is a bug when
22	# explicitly using --enable-multilib that causes a build
23	# failure
24	binutilsConfigureArgs=""
25	gccConfigureArgs=""
26	kernelCcFlags="-mno-red-zone"
27	;;
28m68k-*)
29	binutilsConfigureArgs="--enable-multilib"
30	gccConfigureArgs="--enable-multilib"
31	;;
32arm-*)
33	binutilsConfigureArgs="--enable-multilib"
34	gccConfigureArgs="--enable-multilib"
35	;;
36*)
37	binutilsConfigureArgs="--disable-multilib"
38	gccConfigureArgs="--disable-multilib"
39	kernelCcFlags=
40	;;
41esac
42
43if [ `uname -s` = 'Haiku' ]; then
44	# force cross-build if building on Haiku:
45	buildhostMachine=${haikuMachine}_buildhost
46	buildHostSpec="--build=$buildhostMachine --host=$buildhostMachine"
47fi
48
49if [ ! -d $haikuSourceDir ]; then
50	echo "No such directory: \"$haikuSourceDir\"" >&2
51	exit 1
52fi
53
54if [ ! -d $buildToolsDir ]; then
55	echo "No such directory: \"$buildToolsDir\"" >&2
56	exit 1
57fi
58
59
60# create the output dir
61mkdir -p $installDir || exit 1
62
63
64# get absolute paths
65currentDir=$(pwd)
66
67cd $haikuSourceDir
68haikuSourceDir=$(pwd)
69cd $currentDir
70
71cd $buildToolsDir
72buildToolsDir=$(pwd)
73cd $currentDir
74
75cd $installDir
76installDir=$(pwd)
77cd $currentDir
78
79binutilsSourceDir=$buildToolsDir/binutils
80gccSourceDir=$buildToolsDir/gcc
81
82
83# get gcc version
84gccVersion=$(cat $gccSourceDir/gcc/BASE-VER)
85
86if [ -z "$gccVersion" ]; then
87	echo "Failed to find out gcc version." >&2
88	exit 1
89fi
90
91# touch all info files in order to avoid the dependency on makeinfo
92# (which apparently doesn't work reliably on all the different host 
93# configurations and changes files which in turn appear as local changes
94# to the VCS).
95find $binutilsSourceDir $gccSourceDir -name \*.info -print0 | xargs -0 touch
96
97# create the object and installation directories for the cross compilation tools
98objDir=${installDir}-build
99binutilsObjDir=$objDir/binutils
100gccObjDir=$objDir/gcc
101stdcxxObjDir=$objDir/stdcxx
102sysrootDir=$installDir/sysroot
103tmpIncludeDir=$sysrootDir/boot/system/develop/headers
104tmpLibDir=$sysrootDir/boot/system/develop/lib
105
106rm -rf $installDir $objDir
107
108mkdir -p $installDir $objDir $binutilsObjDir $gccObjDir $stdcxxObjDir \
109	$tmpIncludeDir $tmpLibDir || exit 1
110mkdir -p $installDir/lib/gcc/$haikuMachine/$gccVersion
111
112if [ "$HAIKU_USE_GCC_GRAPHITE" = 1 ]; then
113	cloogSourceDir=$buildToolsDir/cloog
114	gmpSourceDir=$buildToolsDir/gcc/gmp
115	pplSourceDir=$buildToolsDir/ppl
116
117	pplObjDir=$objDir/ppl
118	gmpObjDir=$objDir/gmp
119	cloogObjDir=$objDir/cloog
120	mkdir -p $pplObjDir $gmpObjDir $cloogObjDir || exit 1
121
122	gccConfigureArgs="$gccConfigureArgs --with-cloog=$installDir \
123		--enable-cloog-backend=isl --with-ppl=$installDir \
124		--disable-cloog-version-check --with-gmp=$installDir \
125		--with-host-libstdcxx=\"-lstdc++\""
126fi
127
128if [ -n "$SECONDARY_ARCH" ]; then
129	gccConfigureArgs="$gccConfigureArgs --with-hybrid-secondary=$SECONDARY_ARCH"
130fi
131
132# force the POSIX locale, as the build (makeinfo) might choke otherwise
133export LC_ALL=POSIX
134
135# build binutils
136cd $binutilsObjDir
137CFLAGS="-O2" CXXFLAGS="-O2" $binutilsSourceDir/configure \
138	--prefix=$installDir $buildHostSpec --target=$haikuMachine \
139	--enable-targets=$haikuMachine,i386-efi-pe,x86_64-efi-pe \
140	--disable-nls --disable-shared --disable-werror \
141	--with-sysroot=$sysrootDir \
142	$binutilsConfigureArgs \
143	|| exit 1
144$MAKE $additionalMakeArgs || exit 1
145$MAKE $additionalMakeArgs install || exit 1
146
147export PATH=$PATH:$installDir/bin
148
149if [ "$HAIKU_USE_GCC_GRAPHITE" = 1 ]; then
150	# build gmp
151	cd $gmpObjDir
152	$gmpSourceDir/configure --prefix=$installDir \
153		--disable-shared --enable-cxx || exit 1
154	$MAKE $additionalMakeArgs || exit 1
155	$MAKE $additionalMakeArgs install || exit 1
156
157	# build ppl
158	cd $pplObjDir
159	CFLAGS="-O2" CXXFLAGS="-O2" $pplSourceDir/configure --prefix=$installDir \
160		--disable-nls --disable-shared --disable-watchdog \
161		--disable-maintainer-mode || exit 1
162	$MAKE $additionalMakeArgs AUTOCONF:=true AUTOHEADER:=true ACLOCAL:=true \
163		AUTOMAKE:=true || exit 1
164	$MAKE $additionalMakeArgs install AUTOCONF:=true AUTOHEADER:=true \
165		ACLOCAL:=true AUTOMAKE:=true || exit 1
166
167	# build cloog
168	cd $cloogObjDir
169	CFLAGS="-O2" CXXFLAGS="-O2" $cloogSourceDir/configure \
170		--prefix=$installDir --disable-nls --disable-shared \
171		--with-gmp-prefix=$installDir || exit 1
172	$MAKE $additionalMakeArgs || exit 1
173	$MAKE $additionalMakeArgs install || exit 1
174fi
175
176# build gcc
177
178# prepare the include files
179copy_headers()
180{
181	sourceDir=$1
182	targetDir=$2
183
184	headers="$(find $sourceDir -name \*\.h)"
185	headers="$(echo $headers | sed -e s@$sourceDir/@@g)"
186	for f in $headers; do
187		headerTargetDir=$targetDir/$(dirname $f)
188		mkdir -p $headerTargetDir
189		cp $sourceDir/$f $headerTargetDir
190	done
191}
192
193copy_headers $haikuSourceDir/headers/config $tmpIncludeDir/config
194copy_headers $haikuSourceDir/headers/os $tmpIncludeDir/os
195copy_headers $haikuSourceDir/headers/posix $tmpIncludeDir/posix
196
197# configure gcc
198cd $gccObjDir
199CFLAGS="-O2" CXXFLAGS="-O2" $gccSourceDir/configure \
200	--prefix=$installDir $buildHostSpec --target=$haikuMachine \
201	--disable-nls --disable-shared --with-system-zlib \
202	--enable-languages=c,c++ --enable-lto --enable-frame-pointer \
203	--with-sysroot=$sysrootDir \
204	$gccConfigureArgs \
205	|| exit 1
206
207# make gcc
208$MAKE $additionalMakeArgs || {
209	echo "ERROR: Building gcc failed." >&2
210	exit 1
211}
212
213# install gcc
214$MAKE $additionalMakeArgs install || {
215	echo "ERROR: Installing the cross compiler failed." >&2
216	exit 1
217}
218
219# build libraries for the kernel if the target arch requires it
220if [ -n "$kernelCcFlags" ]; then
221	$MAKE -C $haikuMachine/libgcc clean
222	$MAKE -C $haikuMachine/libgcc CFLAGS="-g -O2 $kernelCcFlags" || {
223		echo "Error: Building kernel libgcc failed." >&2
224		exit 1
225	}
226
227	cp $haikuMachine/libgcc/libgcc.a \
228		$installDir/$haikuMachine/lib/libgcc-kernel.a || exit 1
229
230	$MAKE -C $haikuMachine/libstdc++-v3/libsupc++ clean
231	$MAKE -C $haikuMachine/libstdc++-v3/libsupc++ CFLAGS="-g -O2 $kernelCcFlags" \
232		CXXFLAGS="-g -O2 $kernelCcFlags" || {
233		echo "Error: Building kernel libsupc++ failed." >&2
234		exit 1
235	}
236
237	cp $haikuMachine/libstdc++-v3/libsupc++/.libs/libsupc++.a \
238		$installDir/$haikuMachine/lib/libsupc++-kernel.a || exit 1
239fi
240
241# cleanup
242
243# remove the system headers from the installation dir
244# Only the ones from the source tree should be used.
245rm -rf $installDir/$haikuMachine/sys-include
246
247# remove the sysroot dir
248rm -rf $sysrootDir
249
250# remove the objects dir
251rm -rf $objDir
252
253
254echo "binutils and gcc for cross compilation have been built successfully!"
255