/[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 1.13 2004/12/14 05:04:09 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.34 2005/03/10 22:43:11 eradicator 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 9
10inherit eutils 10inherit multilib
11 11
12ECLASS=toolchain-funcs 12ECLASS=toolchain-funcs
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 26 local chost=$3
28 search="$(type -p "${CTARGET}-${prog}")" 27 [[ -z ${chost} ]] && chost=$(get_abi_CHOST)
29 elif [ -n "${CHOST}" ] ; then 28 [[ -z ${chost} ]] && chost=${CHOST}
29
30 if [[ -n ${chost} ]] ; then
30 search="$(type -p "${CHOST}-${prog}")" 31 local search=$(type -p "${chost}-${prog}")
32 [[ -n ${search} ]] && prog=${search##*/}
31 fi 33 fi
32 34
33 if [ -n "${search}" ] ; then
34 prog="${search##*/}"
35 fi
36 export ${var}="${prog}" 35 export ${var}=${prog}
37 echo "${!var}" 36 echo "${!var}"
38} 37}
39 38
40# Returns the name of the archiver 39# Returns the name of the archiver
41tc-getAR() { tc-getPROG AR ar; } 40tc-getAR() { tc-getPROG AR ar "$@"; }
42# Returns the name of the assembler 41# Returns the name of the assembler
43tc-getAS() { tc-getPROG AS as; } 42tc-getAS() { tc-getPROG AS as "$@"; }
44# Returns the name of the C compiler 43# Returns the name of the C compiler
45tc-getCC() { tc-getPROG CC gcc; } 44tc-getCC() { tc-getPROG CC gcc "$@"; }
46# Returns the name of the C++ compiler 45# Returns the name of the C++ compiler
47tc-getCXX() { tc-getPROG CXX g++; } 46tc-getCXX() { tc-getPROG CXX g++ "$@"; }
48# Returns the name of the linker 47# Returns the name of the linker
49tc-getLD() { tc-getPROG LD ld; } 48tc-getLD() { tc-getPROG LD ld "$@"; }
50# Returns the name of the symbol/object thingy 49# Returns the name of the symbol/object thingy
51tc-getNM() { tc-getPROG NM nm; } 50tc-getNM() { tc-getPROG NM nm "$@"; }
52# Returns the name of the archiver indexer 51# Returns the name of the archiver indexer
53tc-getRANLIB() { tc-getPROG RANLIB ranlib; } 52tc-getRANLIB() { tc-getPROG RANLIB ranlib "$@"; }
54# Returns the name of the fortran compiler 53# Returns the name of the fortran compiler
55tc-getF77() { tc-getPROG F77 f77; } 54tc-getF77() { tc-getPROG F77 f77 "$@"; }
56# Returns the name of the java compiler 55# Returns the name of the java compiler
57tc-getGCJ() { tc-getPROG GCJ gcj; } 56tc-getGCJ() { tc-getPROG GCJ gcj "$@"; }
58 57
59# Returns the name of the C compiler for build 58# Returns the name of the C compiler for build
60tc-getBUILD_CC() { 59tc-getBUILD_CC() {
61 if [ -n "${CC_FOR_BUILD}" ] ; then 60 if [[ -n ${CC_FOR_BUILD} ]] ; then
62 export BUILD_CC="${CC_FOR_BUILD}" 61 export BUILD_CC=${CC_FOR_BUILD}
63 echo "${CC_FOR_BUILD}" 62 echo "${CC_FOR_BUILD}"
64 return 0 63 return 0
65 fi 64 fi
66 65
67 local search= 66 local search=
68 if [ -n "${CBUILD}" ] ; then 67 if [[ -n ${CBUILD} ]] ; then
69 search="$(type -p "${CBUILD}-gcc")" 68 search=$(type -p ${CBUILD}-gcc)
69 search=${search##*/}
70 else
71 search=gcc
70 fi 72 fi
71 73
72 if [ -n "${search}" ] ; then
73 search="${search##*/}"
74 else
75 search="gcc"
76 fi
77
78 export BUILD_CC="${search}" 74 export BUILD_CC=${search}
79 echo "${search}" 75 echo "${search}"
80} 76}
81 77
82# Quick way to export a bunch of vars at once 78# Quick way to export a bunch of vars at once
83tc-export() { 79tc-export() {
87 done 83 done
88} 84}
89 85
90# A simple way to see if we're using a cross-compiler ... 86# A simple way to see if we're using a cross-compiler ...
91tc-is-cross-compiler() { 87tc-is-cross-compiler() {
92 local ret tmpfile=$(emktemp).c 88 if [[ -n ${CBUILD} ]] ; then
93 echo 'int main(){return 0;}' > "${tmpfile}" 89 return $([[ ${CBUILD} != ${CHOST} ]])
94 $(tc-getCC) "${tmpfile}" -o "${tmpfile}".bin 90 fi
95 "${tmpfile}".bin &>/dev/null 91 return 1
96 ret=$?
97 rm -f "${tmpfile}" "${tmpfile}".bin
98 return ${ret}
99} 92}
100 93
94
95# Parse information from CBUILD/CHOST/CTARGET rather than
96# use external variables from the profile.
97tc-ninja_magic_to_arch() {
98ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; }
99
100 local type=$1
101 local host=$2
102 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
103
104 case ${host} in
105 alpha*) echo alpha;;
106 x86_64*) ninj x86_64 amd64;;
107 arm*) echo arm;;
108 hppa*) ninj parisc hppa;;
109 ia64*) echo ia64;;
110 m68*) echo m68k;;
111 mips*) echo mips;;
112 powerpc64*) echo ppc64;;
113 powerpc*) echo ppc;;
114 sparc64*) ninj sparc64 sparc;;
115 sparc*) [[ ${PROFILE_ARCH} == "sparc64" ]] \
116 && ninj sparc64 sparc \
117 || echo sparc
118 ;;
119 s390*) echo s390;;
120 sh64*) ninj sh64 sh;;
121 sh*) echo sh;;
122 i?86*) ninj i386 x86;;
123 *) echo ${ARCH};;
124 esac
125}
126tc-arch-kernel() {
127 tc-ninja_magic_to_arch kern $@
128}
129tc-arch() {
130 tc-ninja_magic_to_arch portage $@
131}
132tc-endian() {
133 local host=$1
134 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
135 host=${host%%-*}
136
137 case ${host} in
138 alpha*) echo big;;
139 x86_64*) echo little;;
140 arm*b*) echo big;;
141 arm*) echo little;;
142 hppa*) echo big;;
143 ia64*) echo little;;
144 m68*) echo big;;
145 mips*l*) echo little;;
146 mips*) echo big;;
147 powerpc*) echo big;;
148 sparc*) echo big;;
149 s390*) echo big;;
150 sh*b*) echo big;;
151 sh*) echo little;;
152 i?86*) echo little;;
153 *) echo wtf;;
154 esac
155}
101 156
102# Returns the version as by `$CC -dumpversion` 157# Returns the version as by `$CC -dumpversion`
103gcc-fullversion() { 158gcc-fullversion() {
104 echo "$($(tc-getCC) -dumpversion)" 159 echo "$($(tc-getCC) -dumpversion)"
105} 160}
115gcc-minor-version() { 170gcc-minor-version() {
116 echo "$(gcc-version | cut -f2 -d.)" 171 echo "$(gcc-version | cut -f2 -d.)"
117} 172}
118# Returns the Micro version 173# Returns the Micro version
119gcc-micro-version() { 174gcc-micro-version() {
120 echo "$(gcc-fullversion | cut -f3 -d.)" 175 echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)"
121} 176}

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