/[gentoo-x86]/eclass/toolchain-funcs.eclass
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1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2004 Gentoo Foundation
2# Distributed under the terms of the GNU General Public License v2 2# Distributed under the terms of the GNU General Public License v2
3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.14 2004/12/14 05:31:32 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.19 2005/01/10 02:41:58 vapier Exp $
4# 4#
5# Author: Toolchain Ninjas <ninjas@gentoo.org> 5# Author: Toolchain Ninjas <ninjas@gentoo.org>
6# 6#
7# This eclass contains (or should) functions to get common info 7# This eclass contains (or should) functions to get common info
8# about the toolchain (libc/compiler/binutils/etc...) 8# about the toolchain (libc/compiler/binutils/etc...)
13INHERITED="$INHERITED $ECLASS" 13INHERITED="$INHERITED $ECLASS"
14 14
15DESCRIPTION="Based on the ${ECLASS} eclass" 15DESCRIPTION="Based on the ${ECLASS} eclass"
16 16
17tc-getPROG() { 17tc-getPROG() {
18 local var="$1" 18 local var=$1
19 local prog="$2" 19 local prog=$2
20 local search=""
21 20
22 if [ -n "${!var}" ] ; then 21 if [[ -n ${!var} ]] ; then
23 echo "${!var}" 22 echo "${!var}"
24 return 0 23 return 0
25 fi 24 fi
26 25
27 if [ -n "${CTARGET}" ] ; then
28 search="$(type -p "${CTARGET}-${prog}")"
29 elif [ -n "${CHOST}" ] ; then 26 if [[ -n ${CHOST} ]] ; then
30 search="$(type -p "${CHOST}-${prog}")" 27 local search=$(type -p "${CHOST}-${prog}")
28 [[ -n ${search} ]] && prog=${search##*/}
31 fi 29 fi
32 30
33 if [ -n "${search}" ] ; then
34 prog="${search##*/}"
35 fi
36 export ${var}="${prog}" 31 export ${var}=${prog}
37 echo "${!var}" 32 echo "${!var}"
38} 33}
39 34
40# Returns the name of the archiver 35# Returns the name of the archiver
41tc-getAR() { tc-getPROG AR ar; } 36tc-getAR() { tc-getPROG AR ar; }
56# Returns the name of the java compiler 51# Returns the name of the java compiler
57tc-getGCJ() { tc-getPROG GCJ gcj; } 52tc-getGCJ() { tc-getPROG GCJ gcj; }
58 53
59# Returns the name of the C compiler for build 54# Returns the name of the C compiler for build
60tc-getBUILD_CC() { 55tc-getBUILD_CC() {
61 if [ -n "${CC_FOR_BUILD}" ] ; then 56 if [[ -n ${CC_FOR_BUILD} ]] ; then
62 export BUILD_CC="${CC_FOR_BUILD}" 57 export BUILD_CC=${CC_FOR_BUILD}
63 echo "${CC_FOR_BUILD}" 58 echo "${CC_FOR_BUILD}"
64 return 0 59 return 0
65 fi 60 fi
66 61
67 local search= 62 local search=
68 if [ -n "${CBUILD}" ] ; then 63 if [[ -n ${CBUILD} ]] ; then
69 search="$(type -p "${CBUILD}-gcc")" 64 search=$(type -p "${CBUILD}-gcc")
65 search=${search##*/}
66 else
67 search=gcc
70 fi 68 fi
71 69
72 if [ -n "${search}" ] ; then
73 search="${search##*/}"
74 else
75 search="gcc"
76 fi
77
78 export BUILD_CC="${search}" 70 export BUILD_CC=${search}
79 echo "${search}" 71 echo "${search}"
80} 72}
81 73
82# Quick way to export a bunch of vars at once 74# Quick way to export a bunch of vars at once
83tc-export() { 75tc-export() {
87 done 79 done
88} 80}
89 81
90# A simple way to see if we're using a cross-compiler ... 82# A simple way to see if we're using a cross-compiler ...
91tc-is-cross-compiler() { 83tc-is-cross-compiler() {
92 local ret tmpfile=$(emktemp).c 84 if [[ -n ${CBUILD} ]] ; then
93 echo 'int main(){return 0;}' > "${tmpfile}" 85 return $([[ ${CBUILD} != ${CHOST} ]])
94 $(tc-getCC) "${tmpfile}" -o "${tmpfile}".bin 86 fi
95 ! "${tmpfile}".bin &>/dev/null 87 return 1
96 ret=$? 88}
97 rm -f "${tmpfile}" "${tmpfile}".bin 89
98 return ${ret} 90
91# Translate a CBUILD/CHOST/CTARGET into the kernel/portage
92# equivalent of $ARCH
93ninja_magic_to_arch() {
94ninj() { [[ ${type} = "kern" ]] && echo $1 || echo $2 ; }
95
96 local type=$1
97 local host=$2
98
99 case ${host} in
100 alpha*) echo alpha;;
101 x86_64*) ninj x86_64 amd64;;
102 arm*) echo arm;;
103 hppa*) ninj parisc hppa;;
104 ia64*) echo ia64;;
105 mips*) echo mips;;
106 powerpc64*) echo ppc64;;
107 powerpc*) echo ppc;;
108 sparc64*) ninj sparc64 sparc;;
109 sparc*) echo sparc;;
110 s390*) echo s390;;
111 sh64*) ninj sh64 sh;;
112 sh*) echo sh;;
113 i?86*) echo x86;;
114 *) echo wtf;;
115 esac
116}
117host_to_arch_kernel() {
118 ninja_magic_to_arch kern $@
119}
120host_to_arch_portage() {
121 ninja_magic_to_arch portage $@
99} 122}
100 123
101 124
102# Returns the version as by `$CC -dumpversion` 125# Returns the version as by `$CC -dumpversion`
103gcc-fullversion() { 126gcc-fullversion() {

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