/[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 1.14 2004/12/14 05:31:32 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.15 2004/12/14 14:28:57 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...)
… …
87 done 87 done
88} 88}
89 89
90# A simple way to see if we're using a cross-compiler ... 90# A simple way to see if we're using a cross-compiler ...
91tc-is-cross-compiler() { 91tc-is-cross-compiler() {
92 # Simple case ... the user tells us what's going on
93 if [[ -n ${CBUILD} ]] ; then
94 return $([[ ${CBUILD} != ${CHOST} ]])
95 fi
96
97 # Hard case ... compile a simple prog and run it ...
92 local ret tmpfile=$(emktemp).c 98 local ret tmpfile=$(emktemp).c
93 echo 'int main(){return 0;}' > "${tmpfile}" 99 echo 'int main(){return 0;}' > "${tmpfile}"
94 $(tc-getCC) "${tmpfile}" -o "${tmpfile}".bin 100 $(tc-getCC) "${tmpfile}" -o "${tmpfile}".bin
95 ! "${tmpfile}".bin &>/dev/null 101 ! "${tmpfile}".bin &>/dev/null
96 ret=$? 102 ret=$?
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