# Copyright 1999-2004 Gentoo Foundation # Distributed under the terms of the GNU General Public License v2 # $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.24 2005/01/15 09:05:56 vapier Exp $ # # Author: Toolchain Ninjas # # This eclass contains (or should) functions to get common info # about the toolchain (libc/compiler/binutils/etc...) ECLASS=toolchain-funcs INHERITED="$INHERITED $ECLASS" DESCRIPTION="Based on the ${ECLASS} eclass" tc-getPROG() { local var=$1 local prog=$2 if [[ -n ${!var} ]] ; then echo "${!var}" return 0 fi if [[ -n ${CHOST} ]] ; then local search=$(type -p "${CHOST}-${prog}") [[ -n ${search} ]] && prog=${search##*/} fi export ${var}=${prog} echo "${!var}" } # Returns the name of the archiver tc-getAR() { tc-getPROG AR ar; } # Returns the name of the assembler tc-getAS() { tc-getPROG AS as; } # Returns the name of the C compiler tc-getCC() { tc-getPROG CC gcc; } # Returns the name of the C++ compiler tc-getCXX() { tc-getPROG CXX g++; } # Returns the name of the linker tc-getLD() { tc-getPROG LD ld; } # Returns the name of the symbol/object thingy tc-getNM() { tc-getPROG NM nm; } # Returns the name of the archiver indexer tc-getRANLIB() { tc-getPROG RANLIB ranlib; } # Returns the name of the fortran compiler tc-getF77() { tc-getPROG F77 f77; } # Returns the name of the java compiler tc-getGCJ() { tc-getPROG GCJ gcj; } # Returns the name of the C compiler for build tc-getBUILD_CC() { if [[ -n ${CC_FOR_BUILD} ]] ; then export BUILD_CC=${CC_FOR_BUILD} echo "${CC_FOR_BUILD}" return 0 fi local search= if [[ -n ${CBUILD} ]] ; then search=$(type -p ${CBUILD}-gcc) search=${search##*/} else search=gcc fi export BUILD_CC=${search} echo "${search}" } # Quick way to export a bunch of vars at once tc-export() { local var for var in "$@" ; do eval tc-get${var} done } # A simple way to see if we're using a cross-compiler ... tc-is-cross-compiler() { if [[ -n ${CBUILD} ]] ; then return $([[ ${CBUILD} != ${CHOST} ]]) fi return 1 } # Parse information from CBUILD/CHOST/CTARGET rather than # use external variables from the profile. tc-ninja_magic_to_arch() { ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; } local type=$1 local host=$2 [[ -z ${host} ]] && arg=${CTARGET:-${CHOST}} case ${host} in alpha*) echo alpha;; x86_64*) ninj x86_64 amd64;; arm*) echo arm;; hppa*) ninj parisc hppa;; ia64*) echo ia64;; m68*) echo m68k;; mips*) echo mips;; powerpc64*) echo ppc64;; powerpc*) echo ppc;; sparc64*) ninj sparc64 sparc;; sparc*) echo sparc;; s390*) echo s390;; sh64*) ninj sh64 sh;; sh*) echo sh;; i?86*) ninj i386 x86;; *) echo wtf;; esac } tc-arch-kernel() { tc-ninja_magic_to_arch kern $@ } tc-arch() { tc-ninja_magic_to_arch portage $@ } tc-endian() { local host=$1 [[ -z ${host} ]] && host=${CHOST} case ${host} in alpha*) echo big;; x86_64*) echo little;; arm*eb-*) echo big;; arm*) echo little;; hppa*) echo big;; ia64*) echo little;; m68*) echo big;; mips*el-*) echo little;; mips*) echo big;; powerpc*) echo big;; sparc*) echo big;; s390*) echo big;; sh*el-) echo little;; sh*) echo big;; i?86*) echo little;; *) echo wtf;; esac } # Returns the version as by `$CC -dumpversion` gcc-fullversion() { echo "$($(tc-getCC) -dumpversion)" } # Returns the version, but only the . gcc-version() { echo "$(gcc-fullversion | cut -f1,2 -d.)" } # Returns the Major version gcc-major-version() { echo "$(gcc-version | cut -f1 -d.)" } # Returns the Minor version gcc-minor-version() { echo "$(gcc-version | cut -f2 -d.)" } # Returns the Micro version gcc-micro-version() { echo "$(gcc-fullversion | cut -f3 -d.)" }