/[gentoo-x86]/eclass/toolchain-funcs.eclass
Gentoo

Diff of /eclass/toolchain-funcs.eclass

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

Revision 1.40 Revision 1.42
1# Copyright 1999-2005 Gentoo Foundation 1# Copyright 1999-2005 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 1.40 2005/07/11 15:08:06 swegener Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.42 2005/08/02 13:26:59 azarah 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...)
170} 170}
171# Returns the Micro version 171# Returns the Micro version
172gcc-micro-version() { 172gcc-micro-version() {
173 echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)" 173 echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)"
174} 174}
175
176# Returns requested gcc specs directive
177# Note; if a spec exists more than once (e.g. in more than one specs file)
178# the last one read is the active definition - i.e. they do not accumulate,
179# each new definition replaces any previous definition.
180gcc-specs-directive() {
181 local specfiles=$($(tc-getCC) -v 2>&1 | grep "^Reading" | awk '{print $NF}')
182 [[ -z ${specfiles} ]] && return 0
183 awk -v spec=$1 \
184'BEGIN { sstr=""; outside=1 }
185 $1=="*"spec":" { sstr=""; outside=0; next }
186 outside || NF==0 || ( substr($1,1,1)=="*" && substr($1,length($1),1)==":" ) { outside=1; next }
187 { sstr=sstr $0 }
188END { print sstr }' ${specfiles}
189}
190
191# Returns true if gcc sets relro
192gcc-specs-relro() {
193 local directive
194 directive=$(gcc-specs-directive link_command)
195 return $([[ ${directive/\{!norelro:} != ${directive} ]])
196}
197# Returns true if gcc sets now
198gcc-specs-now() {
199 local directive
200 directive=$(gcc-specs-directive link_command)
201 return $([[ ${directive/\{!nonow:} != ${directive} ]])
202}
203# Returns true if gcc builds PIEs
204gcc-specs-pie() {
205 local directive
206 directive=$(gcc-specs-directive cc1)
207 return $([[ ${directive/\{!nopie:} != ${directive} ]])
208}
209# Returns true if gcc builds with the stack protector
210gcc-specs-ssp() {
211 local directive
212 directive=$(gcc-specs-directive cc1)
213 return $([[ ${directive/\{!fno-stack-protector:} != ${directive} ]])
214}
215

Legend:
Removed from v.1.40  
changed lines
  Added in v.1.42

  ViewVC Help
Powered by ViewVC 1.1.20