/[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 1.4 2004/10/15 20:10:45 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 "${!var}"
24 return 0 23 return 0
25 fi 24 fi
26 25
27 # how should we handle the host/target/build ?
28 if [ -n "${CHOST}" ] ; then 26 if [[ -n ${CHOST} ]] ; then
29 search="$(type -p "${CHOST}-${prog}")" 27 local search=$(type -p "${CHOST}-${prog}")
30 else 28 [[ -n ${search} ]] && prog=${search##*/}
31 if [ -n "${CTARGET}" ] ; then
32 search="$(type -p "${CTARGET}-${prog}")"
33 fi
34 fi 29 fi
35 30
36 if [ -z "${search}" ] ; then
37 prog="${search##*/}"
38 fi
39 export ${var}="${prog}" 31 export ${var}=${prog}
40 echo "${!var}" 32 echo "${!var}"
41} 33}
42 34
43# Returns the name of the archiver 35# Returns the name of the archiver
44tc-getAR() { tc-getPROG AR ar; } 36tc-getAR() { tc-getPROG AR ar; }
52tc-getLD() { tc-getPROG LD ld; } 44tc-getLD() { tc-getPROG LD ld; }
53# Returns the name of the symbol/object thingy 45# Returns the name of the symbol/object thingy
54tc-getNM() { tc-getPROG NM nm; } 46tc-getNM() { tc-getPROG NM nm; }
55# Returns the name of the archiver indexer 47# Returns the name of the archiver indexer
56tc-getRANLIB() { tc-getPROG RANLIB ranlib; } 48tc-getRANLIB() { tc-getPROG RANLIB ranlib; }
49# Returns the name of the fortran compiler
50tc-getF77() { tc-getPROG F77 f77; }
51# Returns the name of the java compiler
52tc-getGCJ() { tc-getPROG GCJ gcj; }
57 53
58# Returns the name of the C compiler for build 54# Returns the name of the C compiler for build
59tc-getBUILD_CC() { 55tc-getBUILD_CC() {
60 if [ -n "${CC_FOR_BUILD}" ] ; then 56 if [[ -n ${CC_FOR_BUILD} ]] ; then
57 export BUILD_CC=${CC_FOR_BUILD}
61 echo "${CC_FOR_BUILD}" 58 echo "${CC_FOR_BUILD}"
62 return 0 59 return 0
63 fi 60 fi
64 61
62 local search=
65 if [ -n "${CBUILD}" ] ; then 63 if [[ -n ${CBUILD} ]] ; then
66 local cc="$(type -p "${CBUILD}-gcc")" 64 search=$(type -p "${CBUILD}-gcc")
67 if [ -n "${cc}" ] ; then 65 search=${search##*/}
68 echo "${cc}" 66 else
69 fi 67 search=gcc
70 fi 68 fi
71 69
72 echo "gcc" 70 export BUILD_CC=${search}
71 echo "${search}"
72}
73
74# Quick way to export a bunch of vars at once
75tc-export() {
76 local var
77 for var in "$@" ; do
78 eval tc-get${var}
79 done
80}
81
82# A simple way to see if we're using a cross-compiler ...
83tc-is-cross-compiler() {
84 if [[ -n ${CBUILD} ]] ; then
85 return $([[ ${CBUILD} != ${CHOST} ]])
86 fi
87 return 1
88}
89
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 $@
73} 122}
74 123
75 124
76# Returns the version as by `$CC -dumpversion` 125# Returns the version as by `$CC -dumpversion`
77gcc-fullversion() { 126gcc-fullversion() {

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