/[gentoo-x86]/eclass/flag-o-matic.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/flag-o-matic.eclass,v 1.79 2004/12/25 18:45:56 chriswhite Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/flag-o-matic.eclass,v 1.80 2005/01/20 18:29:13 eradicator Exp $
4# 4#
5# Author Bart Verwilst <verwilst@gentoo.org> 5# Author Bart Verwilst <verwilst@gentoo.org>
6 6
7ECLASS=flag-o-matic 7ECLASS=flag-o-matic
8INHERITED="$INHERITED $ECLASS" 8INHERITED="$INHERITED $ECLASS"
9 9
10IUSE="debug" 10IUSE="debug"
11 11
12# need access to emktemp() 12# need access to emktemp()
13inherit eutils toolchain-funcs 13inherit eutils toolchain-funcs multilib
14 14
15# 15#
16#### filter-flags <flags> #### 16#### filter-flags <flags> ####
17# Remove particular flags from C[XX]FLAGS 17# Remove particular flags from C[XX]FLAGS
18# Matches only complete flags 18# Matches only complete flags
363has_m32() { 363has_m32() {
364 # this doesnt test if the flag is accepted, it tests if the flag 364 # this doesnt test if the flag is accepted, it tests if the flag
365 # actually -WORKS-. non-multilib gcc will take both -m32 and -m64! 365 # actually -WORKS-. non-multilib gcc will take both -m32 and -m64!
366 # please dont replace this function with test_flag in some future 366 # please dont replace this function with test_flag in some future
367 # clean-up! 367 # clean-up!
368
369 [ "$(tc-arch)" = "amd64" ] && has_multilib_profile && return 0
370
368 local temp="$(emktemp)" 371 local temp="$(emktemp)"
369 echo "int main() { return(0); }" > ${temp}.c 372 echo "int main() { return(0); }" > ${temp}.c
370 MY_CC=$(tc-getCC) 373 MY_CC=$(tc-getCC)
371 ${MY_CC/ .*/} -m32 -o "$(emktemp)" ${temp}.c > /dev/null 2>&1 374 ${MY_CC/ .*/} -m32 -o "$(emktemp)" ${temp}.c > /dev/null 2>&1
372 local ret=$? 375 local ret=$?

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