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# Copyright 1999-2004 Gentoo Foundation |
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# Distributed under the terms of the GNU General Public License v2 |
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# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.19 2005/01/10 02:41:58 vapier Exp $ |
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# |
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# Author: Toolchain Ninjas <ninjas@gentoo.org> |
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# |
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# This eclass contains (or should) functions to get common info |
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# about the toolchain (libc/compiler/binutils/etc...) |
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|
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inherit eutils |
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|
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ECLASS=toolchain-funcs |
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INHERITED="$INHERITED $ECLASS" |
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|
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DESCRIPTION="Based on the ${ECLASS} eclass" |
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|
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tc-getPROG() { |
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local var=$1 |
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local prog=$2 |
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|
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if [[ -n ${!var} ]] ; then |
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echo "${!var}" |
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return 0 |
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fi |
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|
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if [[ -n ${CHOST} ]] ; then |
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local search=$(type -p "${CHOST}-${prog}") |
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[[ -n ${search} ]] && prog=${search##*/} |
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fi |
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|
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export ${var}=${prog} |
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echo "${!var}" |
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} |
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|
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# Returns the name of the archiver |
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tc-getAR() { tc-getPROG AR ar; } |
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# Returns the name of the assembler |
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tc-getAS() { tc-getPROG AS as; } |
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# Returns the name of the C compiler |
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tc-getCC() { tc-getPROG CC gcc; } |
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# Returns the name of the C++ compiler |
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tc-getCXX() { tc-getPROG CXX g++; } |
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# Returns the name of the linker |
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tc-getLD() { tc-getPROG LD ld; } |
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# Returns the name of the symbol/object thingy |
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tc-getNM() { tc-getPROG NM nm; } |
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# Returns the name of the archiver indexer |
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tc-getRANLIB() { tc-getPROG RANLIB ranlib; } |
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# Returns the name of the fortran compiler |
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tc-getF77() { tc-getPROG F77 f77; } |
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# Returns the name of the java compiler |
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tc-getGCJ() { tc-getPROG GCJ gcj; } |
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|
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# Returns the name of the C compiler for build |
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tc-getBUILD_CC() { |
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if [[ -n ${CC_FOR_BUILD} ]] ; then |
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export BUILD_CC=${CC_FOR_BUILD} |
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echo "${CC_FOR_BUILD}" |
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return 0 |
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fi |
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|
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local search= |
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if [[ -n ${CBUILD} ]] ; then |
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search=$(type -p "${CBUILD}-gcc") |
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search=${search##*/} |
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else |
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search=gcc |
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fi |
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|
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export BUILD_CC=${search} |
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echo "${search}" |
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} |
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|
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# Quick way to export a bunch of vars at once |
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tc-export() { |
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local var |
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for var in "$@" ; do |
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eval tc-get${var} |
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done |
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} |
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|
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# A simple way to see if we're using a cross-compiler ... |
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tc-is-cross-compiler() { |
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if [[ -n ${CBUILD} ]] ; then |
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return $([[ ${CBUILD} != ${CHOST} ]]) |
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fi |
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return 1 |
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} |
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|
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|
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# Parse information from CBUILD/CHOST/CTARGET rather than |
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# use external variables from the profile. |
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tc-ninja_magic_to_arch() { |
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ninj() { [[ ${type} = "kern" ]] && echo $1 || echo $2 ; } |
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|
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local type=$1 |
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local host=$2 |
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[[ -z ${host} ]] && arg=${CHOST} |
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|
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case ${host} in |
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alpha*) echo alpha;; |
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x86_64*) ninj x86_64 amd64;; |
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arm*) echo arm;; |
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hppa*) ninj parisc hppa;; |
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ia64*) echo ia64;; |
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mips*) echo mips;; |
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powerpc64*) echo ppc64;; |
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powerpc*) echo ppc;; |
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sparc64*) ninj sparc64 sparc;; |
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sparc*) echo sparc;; |
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s390*) echo s390;; |
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sh64*) ninj sh64 sh;; |
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sh*) echo sh;; |
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i?86*) echo x86;; |
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*) echo wtf;; |
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esac |
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} |
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tc-arch-kernel() { |
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tc-ninja_magic_to_arch kern $@ |
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} |
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tc-arch() { |
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tc-ninja_magic_to_arch portage $@ |
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} |
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tc-endian() { |
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local host=$1 |
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[[ -z ${host} ]] && host=${CHOST} |
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|
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case ${host} in |
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alpha*) echo big;; |
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x86_64*) echo little;; |
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arm*eb-*) echo big;; |
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arm*) echo little;; |
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hppa*) echo big;; |
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ia64*) echo little;; |
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m68k*) echo big;; |
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mips*el-*) echo little;; |
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mips*) echo big;; |
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powerpc*) echo big;; |
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sparc*) echo big;; |
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s390*) echo big;; |
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sh*el-) echo little;; |
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sh*) echo big;; |
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i?86*) echo little;; |
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*) echo wtf;; |
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esac |
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} |
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|
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# Returns the version as by `$CC -dumpversion` |
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gcc-fullversion() { |
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echo "$($(tc-getCC) -dumpversion)" |
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} |
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# Returns the version, but only the <major>.<minor> |
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gcc-version() { |
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echo "$(gcc-fullversion | cut -f1,2 -d.)" |
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} |
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# Returns the Major version |
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gcc-major-version() { |
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echo "$(gcc-version | cut -f1 -d.)" |
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} |
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# Returns the Minor version |
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gcc-minor-version() { |
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echo "$(gcc-version | cut -f2 -d.)" |
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} |
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# Returns the Micro version |
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gcc-micro-version() { |
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echo "$(gcc-fullversion | cut -f3 -d.)" |
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} |
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