xref: /haiku/build/scripts/build_cross_tools_gcc4 (revision 1214ef1b2100f2b3299fc9d8d6142e46f70a4c3f)
1#!/bin/sh
2#
3# parameters <machine> <haiku sourcedir> <buildtools dir> [ <haiku output dir> ]
4
5# get and check the parameters
6if [ $# -lt 3 ]; then
7	echo Usage: $0 '<machine> <haiku sourcedir> <buildtools dir> [ <haiku output dir> ]' >&2
8	exit 1
9fi
10
11haikuMachine=$1
12haikuSourceDir=$2
13buildToolsDir=$3
14
15if [ $(uname) = "FreeBSD" ]; then make="gmake"; else make="make"; fi
16
17if [ $# -lt 4 ]; then
18	haikuOutputDir=$haikuSourceDir/generated
19else
20	haikuOutputDir=$4
21fi
22
23if [ ! -d $haikuSourceDir ]; then
24	echo "No such directory: \"$haikuSourceDir\"" >&2
25	exit 1
26fi
27
28if [ ! -d $buildToolsDir ]; then
29	echo "No such directory: \"$buildToolsDir\"" >&2
30	exit 1
31fi
32
33
34# create the output dir
35mkdir -p $haikuOutputDir || exit 1
36
37
38# get absolute paths
39currentDir=$(pwd)
40
41cd $haikuSourceDir
42haikuSourceDir=$(pwd)
43cd $currentDir
44
45cd $buildToolsDir
46buildToolsDir=$(pwd)
47cd $currentDir
48
49cd $haikuOutputDir
50haikuOutputDir=$(pwd)
51
52binutilsSourceDir=$buildToolsDir/binutils
53gccSourceDir=$buildToolsDir/gcc
54
55
56# get gcc version
57gccVersion=$(cat $gccSourceDir/gcc/BASE-VER)
58
59if [ -z "$gccVersion" ]; then
60	echo "Failed to find out gcc version." >&2
61	exit 1
62fi
63
64
65# create the object and installation directories for the cross compilation tools
66installDir=$haikuOutputDir/cross-tools
67objDir=$haikuOutputDir/cross-tools-build
68binutilsObjDir=$objDir/binutils
69gccObjDir=$objDir/gcc
70tmpIncludeDir=$objDir/sysincludes
71tmpLibDir=$objDir/syslibs
72
73rm -rf $installDir $objDir
74
75mkdir -p $installDir $objDir $binutilsObjDir $gccObjDir $tmpIncludeDir \
76	$tmpLibDir || exit 1
77mkdir -p $installDir/lib/gcc/$haikuMachine/$gccVersion
78
79
80# build binutils
81cd $binutilsObjDir
82CFLAGS="-O2" CXXFLAGS="-O2" $binutilsSourceDir/configure \
83	--prefix=$installDir --target=$haikuMachine --disable-nls \
84	--disable-shared || exit 1
85$make || exit 1
86$make install || exit 1
87
88export PATH=$PATH:$installDir/bin
89
90
91# build gcc
92
93# prepare the include files
94copy_headers()
95{
96	sourceDir=$1
97	targetDir=$2
98
99	headers="$(find $sourceDir -name \*\.h | grep -v /.svn)"
100	headers="$(echo $headers | sed -e s@$sourceDir/@@g)"
101	for f in $headers; do
102		headerTargetDir=$targetDir/$(dirname $f)
103		mkdir -p $headerTargetDir
104		cp $sourceDir/$f $headerTargetDir
105	done
106}
107
108copy_headers $haikuSourceDir/headers/os $tmpIncludeDir/be
109copy_headers $haikuSourceDir/headers/posix $tmpIncludeDir/posix
110
111# configure gcc
112cd $gccObjDir
113CFLAGS="-O2" CXXFLAGS="-O2" $gccSourceDir/configure --prefix=$installDir \
114	--target=$haikuMachine --disable-nls --disable-shared \
115	--enable-languages=c,c++ --with-headers=$tmpIncludeDir \
116	--with-libs=$tmpLibDir || exit 1
117
118# make gcc
119$make || {
120	echo "ERROR: Building gcc failed." >&2
121	exit 1
122}
123
124# install gcc
125$make install || {
126	echo "ERROR: Installing the cross compiler failed." >&2
127	exit 1
128}
129
130# cleanup
131
132# remove the system headers from the installation dir
133# Only the ones from the source tree should be used.
134sysIncludeDir=$installDir/$haikuMachine/sys-include
135rm -rf $sysIncludeDir/be $sysIncludeDir/posix
136
137# remove the objects dir
138rm -rf $objDir
139
140
141echo "binutils and gcc for cross compilation have been built successfully!"
142