/[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 1.1 2004/10/13 14:14:07 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.28 2005/01/24 04:32:55 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 9
10inherit eutils
11
12ECLASS=toolfuncs 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 "${!var}"
24 return 0 21 return 0
25 fi 22 fi
26 23
27 # how should we handle the host/target/build ?
28 if [ -n "${CHOST}" ] ; then 24 if [[ -n ${CHOST} ]] ; then
29 search="$(type -p "${CHOST}-${prog}")" 25 local search=$(type -p "${CHOST}-${prog}")
30 else 26 [[ -n ${search} ]] && prog=${search##*/}
31 if [ -n "${CTARGET}" ] ; then
32 search="$(type -p "${CTARGET}-${prog}")"
33 fi
34 fi 27 fi
35 28
36 if [ -z "${search}" ] ; then
37 prog="${search##*/}"
38 fi
39 export ${var}="${prog}" 29 export ${var}=${prog}
40 echo "${!var}" 30 echo "${!var}"
41} 31}
42 32
43# Returns the name of the archiver 33# Returns the name of the archiver
44tc-getAR() { tc-getPROG AR ar; } 34tc-getAR() { tc-getPROG AR ar; }
52tc-getLD() { tc-getPROG LD ld; } 42tc-getLD() { tc-getPROG LD ld; }
53# Returns the name of the symbol/object thingy 43# Returns the name of the symbol/object thingy
54tc-getNM() { tc-getPROG NM nm; } 44tc-getNM() { tc-getPROG NM nm; }
55# Returns the name of the archiver indexer 45# Returns the name of the archiver indexer
56tc-getRANLIB() { tc-getPROG RANLIB ranlib; } 46tc-getRANLIB() { tc-getPROG RANLIB ranlib; }
47# Returns the name of the fortran compiler
48tc-getF77() { tc-getPROG F77 f77; }
49# Returns the name of the java compiler
50tc-getGCJ() { tc-getPROG GCJ gcj; }
51
52# Returns the name of the C compiler for build
53tc-getBUILD_CC() {
54 if [[ -n ${CC_FOR_BUILD} ]] ; then
55 export BUILD_CC=${CC_FOR_BUILD}
56 echo "${CC_FOR_BUILD}"
57 return 0
58 fi
59
60 local search=
61 if [[ -n ${CBUILD} ]] ; then
62 search=$(type -p ${CBUILD}-gcc)
63 search=${search##*/}
64 else
65 search=gcc
66 fi
67
68 export BUILD_CC=${search}
69 echo "${search}"
70}
71
72# Quick way to export a bunch of vars at once
73tc-export() {
74 local var
75 for var in "$@" ; do
76 eval tc-get${var}
77 done
78}
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}
57 87
58 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 ${host} ]] && host=${CHOST}
129
130 case ${host} in
131 alpha*) echo big;;
132 x86_64*) echo little;;
133 arm*eb-*) echo big;;
134 arm*) echo little;;
135 hppa*) echo big;;
136 ia64*) echo little;;
137 m68*) echo big;;
138 mips*el-*) echo little;;
139 mips*) echo big;;
140 powerpc*) echo big;;
141 sparc*) echo big;;
142 s390*) echo big;;
143 sh*el-) echo little;;
144 sh*) echo big;;
145 i?86*) echo little;;
146 *) echo wtf;;
147 esac
148}
59 149
60# Returns the version as by `$CC -dumpversion` 150# Returns the version as by `$CC -dumpversion`
61gcc-fullversion() { 151gcc-fullversion() {
62 echo "$($(tc-getCC) -dumpversion)" 152 echo "$($(tc-getCC) -dumpversion)"
63} 153}
64# Returns the version, but only the <major>.<minor> 154# Returns the version, but only the <major>.<minor>
65gcc-version() { 155gcc-version() {
66 echo "$(cc-fullversion | cut -f1,2 -d.)" 156 echo "$(gcc-fullversion | cut -f1,2 -d.)"
67} 157}
68# Returns the Major version 158# Returns the Major version
69gcc-major-version() { 159gcc-major-version() {
70 echo "$(cc-version | cut -f1 -d.)" 160 echo "$(gcc-version | cut -f1 -d.)"
71} 161}
72# Returns the Minor version 162# Returns the Minor version
73gcc-minor-version() { 163gcc-minor-version() {
74 echo "$(cc-version | cut -f2 -d.)" 164 echo "$(gcc-version | cut -f2 -d.)"
75} 165}
76# Returns the Micro version 166# Returns the Micro version
77gcc-micro-version() { 167gcc-micro-version() {
78 echo "$(cc-fullversion | cut -f3 -d.)" 168 echo "$(gcc-fullversion | cut -f3 -d.)"
79} 169}

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