/[gentoo-x86]/eclass/toolchain-funcs.eclass
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1# Copyright 1999-2004 Gentoo Foundation 1# Copyright 1999-2005 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 1.10 2004/12/06 06:18:59 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.31 2005/03/02 19:07:07 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...)
9
10inherit eutils
11 9
12ECLASS=toolchain-funcs 10ECLASS=toolchain-funcs
13INHERITED="$INHERITED $ECLASS" 11INHERITED="$INHERITED $ECLASS"
14 12
15DESCRIPTION="Based on the ${ECLASS} eclass" 13DESCRIPTION="Based on the ${ECLASS} eclass"
16 14
17tc-getPROG() { 15tc-getPROG() {
18 local var="$1" 16 local var=$1
19 local prog="$2" 17 local prog=$2
20 local search=""
21 18
22 if [ -n "${!var}" ] ; then 19 if [[ -n ${!var} ]] ; then
23 echo "${!var}" 20 echo "${!var}"
24 return 0 21 return 0
25 fi 22 fi
26 23
27 if [ -n "${CTARGET}" ] ; then
28 search="$(type -p "${CTARGET}-${prog}")"
29 elif [ -n "${CHOST}" ] ; then 24 if [[ -n ${CHOST} ]] ; then
30 search="$(type -p "${CHOST}-${prog}")" 25 local search=$(type -p "${CHOST}-${prog}")
26 [[ -n ${search} ]] && prog=${search##*/}
31 fi 27 fi
32 28
33 if [ -n "${search}" ] ; then
34 prog="${search##*/}"
35 fi
36 export ${var}="${prog}" 29 export ${var}=${prog}
37 echo "${!var}" 30 echo "${!var}"
38} 31}
39 32
40# Returns the name of the archiver 33# Returns the name of the archiver
41tc-getAR() { tc-getPROG AR ar; } 34tc-getAR() { tc-getPROG AR ar; }
… …
56# Returns the name of the java compiler 49# Returns the name of the java compiler
57tc-getGCJ() { tc-getPROG GCJ gcj; } 50tc-getGCJ() { tc-getPROG GCJ gcj; }
58 51
59# Returns the name of the C compiler for build 52# Returns the name of the C compiler for build
60tc-getBUILD_CC() { 53tc-getBUILD_CC() {
61 if [ -n "${CC_FOR_BUILD}" ] ; then 54 if [[ -n ${CC_FOR_BUILD} ]] ; then
55 export BUILD_CC=${CC_FOR_BUILD}
62 echo "${CC_FOR_BUILD}" 56 echo "${CC_FOR_BUILD}"
63 return 0 57 return 0
64 fi 58 fi
65 59
66 local search= 60 local search=
67 if [ -n "${CTARGET}" ] ; then 61 if [[ -n ${CBUILD} ]] ; then
68 search="$(type -p "${CTARGET}-gcc")"
69 elif [ -n "${CHOST}" ] ; then
70 search="$(type -p "${CHOST}-gcc")" 62 search=$(type -p ${CBUILD}-gcc)
63 search=${search##*/}
64 else
65 search=gcc
71 fi 66 fi
72 67
73 if [ -n "${search}" ] ; then 68 export BUILD_CC=${search}
74 echo "${search##*/}" 69 echo "${search}"
75 else
76 echo "gcc"
77 fi
78} 70}
79 71
80# Quick way to export a bunch of vars at once 72# Quick way to export a bunch of vars at once
81tc-export() { 73tc-export() {
82 local var 74 local var
83 for var in "$@" ; do 75 for var in "$@" ; do
84 eval tc-get${var} 76 eval tc-get${var}
85 done 77 done
86} 78}
87 79
80# A simple way to see if we're using a cross-compiler ...
81tc-is-cross-compiler() {
82 if [[ -n ${CBUILD} ]] ; then
83 return $([[ ${CBUILD} != ${CHOST} ]])
84 fi
85 return 1
86}
87
88
89# Parse information from CBUILD/CHOST/CTARGET rather than
90# use external variables from the profile.
91tc-ninja_magic_to_arch() {
92ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; }
93
94 local type=$1
95 local host=$2
96 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
97
98 case ${host} in
99 alpha*) echo alpha;;
100 x86_64*) ninj x86_64 amd64;;
101 arm*) echo arm;;
102 hppa*) ninj parisc hppa;;
103 ia64*) echo ia64;;
104 m68*) echo m68k;;
105 mips*) echo mips;;
106 powerpc64*) echo ppc64;;
107 powerpc*) echo ppc;;
108 sparc64*) ninj sparc64 sparc;;
109 sparc*) [[ ${PROFILE_ARCH} == "sparc64" ]] \
110 && ninj sparc64 sparc \
111 || echo sparc
112 ;;
113 s390*) echo s390;;
114 sh64*) ninj sh64 sh;;
115 sh*) echo sh;;
116 i?86*) ninj i386 x86;;
117 *) echo ${ARCH};;
118 esac
119}
120tc-arch-kernel() {
121 tc-ninja_magic_to_arch kern $@
122}
123tc-arch() {
124 tc-ninja_magic_to_arch portage $@
125}
126tc-endian() {
127 local host=$1
128 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
129 host=${host%%-*}
130
131 case ${host} in
132 alpha*) echo big;;
133 x86_64*) echo little;;
134 arm*b*) echo big;;
135 arm*) echo little;;
136 hppa*) echo big;;
137 ia64*) echo little;;
138 m68*) echo big;;
139 mips*l*) echo little;;
140 mips*) echo big;;
141 powerpc*) echo big;;
142 sparc*) echo big;;
143 s390*) echo big;;
144 sh*b*) echo big;;
145 sh*) echo little;;
146 i?86*) echo little;;
147 *) echo wtf;;
148 esac
149}
88 150
89# Returns the version as by `$CC -dumpversion` 151# Returns the version as by `$CC -dumpversion`
90gcc-fullversion() { 152gcc-fullversion() {
91 echo "$($(tc-getCC) -dumpversion)" 153 echo "$($(tc-getCC) -dumpversion)"
92} 154}
… …
102gcc-minor-version() { 164gcc-minor-version() {
103 echo "$(gcc-version | cut -f2 -d.)" 165 echo "$(gcc-version | cut -f2 -d.)"
104} 166}
105# Returns the Micro version 167# Returns the Micro version
106gcc-micro-version() { 168gcc-micro-version() {
107 echo "$(gcc-fullversion | cut -f3 -d.)" 169 echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)"
108} 170}
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