/[gentoo-x86]/eclass/toolchain-funcs.eclass
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1# Copyright 1999-2007 Gentoo Foundation 1# Copyright 1999-2007 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 1.75 2008/01/02 01:01:03 vapier Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.84 2009/01/08 11:06:10 gengor Exp $
4 4
5# @ECLASS: toolchain-funcs.eclass 5# @ECLASS: toolchain-funcs.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# Toolchain Ninjas <toolchain@gentoo.org> 7# Toolchain Ninjas <toolchain@gentoo.org>
8# @BLURB: functions to query common info about the toolchain 8# @BLURB: functions to query common info about the toolchain
74tc-getRANLIB() { tc-getPROG RANLIB ranlib "$@"; } 74tc-getRANLIB() { tc-getPROG RANLIB ranlib "$@"; }
75# @FUNCTION: tc-getF77 75# @FUNCTION: tc-getF77
76# @USAGE: [toolchain prefix] 76# @USAGE: [toolchain prefix]
77# @RETURN: name of the Fortran 77 compiler 77# @RETURN: name of the Fortran 77 compiler
78tc-getF77() { tc-getPROG F77 f77 "$@"; } 78tc-getF77() { tc-getPROG F77 f77 "$@"; }
79# @FUNCTION: tc-getF90 79# @FUNCTION: tc-getFC
80# @USAGE: [toolchain prefix] 80# @USAGE: [toolchain prefix]
81# @RETURN: name of the Fortran 90 compiler 81# @RETURN: name of the Fortran 90 compiler
82tc-getF90() { tc-getPROG F90 gfortran "$@"; } 82tc-getFC() { tc-getPROG FC gfortran "$@"; }
83# @FUNCTION: tc-getFORTRAN
84# @USAGE: [toolchain prefix]
85# @RETURN: name of the Fortran compiler
86tc-getFORTRAN() { tc-getPROG FORTRAN gfortran "$@"; }
87# @FUNCTION: tc-getGCJ 83# @FUNCTION: tc-getGCJ
88# @USAGE: [toolchain prefix] 84# @USAGE: [toolchain prefix]
89# @RETURN: name of the java compiler 85# @RETURN: name of the java compiler
90tc-getGCJ() { tc-getPROG GCJ gcj "$@"; } 86tc-getGCJ() { tc-getPROG GCJ gcj "$@"; }
91 87
118# @DESCRIPTION: 114# @DESCRIPTION:
119# Quick way to export a bunch of compiler vars at once. 115# Quick way to export a bunch of compiler vars at once.
120tc-export() { 116tc-export() {
121 local var 117 local var
122 for var in "$@" ; do 118 for var in "$@" ; do
119 [[ $(type -t tc-get${var}) != "function" ]] && die "tc-export: invalid export variable '${var}'"
123 eval tc-get${var} > /dev/null 120 eval tc-get${var} > /dev/null
124 done 121 done
125} 122}
126 123
127# @FUNCTION: tc-is-cross-compiler 124# @FUNCTION: tc-is-cross-compiler
171 cris*) echo cris;; 168 cris*) echo cris;;
172 hppa*) ninj parisc hppa;; 169 hppa*) ninj parisc hppa;;
173 i?86*) 170 i?86*)
174 # Starting with linux-2.6.24, the 'x86_64' and 'i386' 171 # Starting with linux-2.6.24, the 'x86_64' and 'i386'
175 # trees have been unified into 'x86'. 172 # trees have been unified into 'x86'.
173 # FreeBSD still uses i386
176 if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -lt $(KV_to_int 2.6.24) ]] ; then 174 if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -lt $(KV_to_int 2.6.24) || ${host} == *freebsd* ]] ; then
177 echo i386 175 echo i386
178 else 176 else
179 echo x86 177 echo x86
180 fi 178 fi
181 ;; 179 ;;
295} 293}
296 294
297# Returns the installation directory - internal toolchain 295# Returns the installation directory - internal toolchain
298# function for use by _gcc-specs-exists (for flag-o-matic). 296# function for use by _gcc-specs-exists (for flag-o-matic).
299_gcc-install-dir() { 297_gcc-install-dir() {
300 echo "$($(tc-getCC) -print-search-dirs 2> /dev/null |\ 298 echo "$(LC_ALL=C $(tc-getCC) -print-search-dirs 2> /dev/null |\
301 awk '$1=="install:" {print $2}')" 299 awk '$1=="install:" {print $2}')"
302} 300}
303# Returns true if the indicated specs file exists - internal toolchain 301# Returns true if the indicated specs file exists - internal toolchain
304# function for use by flag-o-matic. 302# function for use by flag-o-matic.
305_gcc-specs-exists() { 303_gcc-specs-exists() {
349 347
350# Returns true if gcc sets relro 348# Returns true if gcc sets relro
351gcc-specs-relro() { 349gcc-specs-relro() {
352 local directive 350 local directive
353 directive=$(gcc-specs-directive link_command) 351 directive=$(gcc-specs-directive link_command)
354 return $([[ ${directive/\{!norelro:} != ${directive} ]]) 352 return $([[ "${directive/\{!norelro:}" != "${directive}" ]])
355} 353}
356# Returns true if gcc sets now 354# Returns true if gcc sets now
357gcc-specs-now() { 355gcc-specs-now() {
358 local directive 356 local directive
359 directive=$(gcc-specs-directive link_command) 357 directive=$(gcc-specs-directive link_command)
360 return $([[ ${directive/\{!nonow:} != ${directive} ]]) 358 return $([[ "${directive/\{!nonow:}" != "${directive}" ]])
361} 359}
362# Returns true if gcc builds PIEs 360# Returns true if gcc builds PIEs
363gcc-specs-pie() { 361gcc-specs-pie() {
364 local directive 362 local directive
365 directive=$(gcc-specs-directive cc1) 363 directive=$(gcc-specs-directive cc1)
366 return $([[ ${directive/\{!nopie:} != ${directive} ]]) 364 return $([[ "${directive/\{!nopie:}" != "${directive}" ]])
367} 365}
368# Returns true if gcc builds with the stack protector 366# Returns true if gcc builds with the stack protector
369gcc-specs-ssp() { 367gcc-specs-ssp() {
370 local directive 368 local directive
371 directive=$(gcc-specs-directive cc1) 369 directive=$(gcc-specs-directive cc1)
372 return $([[ ${directive/\{!fno-stack-protector:} != ${directive} ]]) 370 return $([[ "${directive/\{!fno-stack-protector:}" != "${directive}" ]])
373} 371}
374# Returns true if gcc upgrades fstack-protector to fstack-protector-all 372# Returns true if gcc upgrades fstack-protector to fstack-protector-all
375gcc-specs-ssp-to-all() { 373gcc-specs-ssp-to-all() {
376 local directive 374 local directive
377 directive=$(gcc-specs-directive cc1) 375 directive=$(gcc-specs-directive cc1)
378 return $([[ ${directive/\{!fno-stack-protector-all:} != ${directive} ]]) 376 return $([[ "${directive/\{!fno-stack-protector-all:}" != "${directive}" ]])
377}
378# Returns true if gcc builds with fno-strict-overflow
379gcc-specs-nostrict() {
380 local directive
381 directive=$(gcc-specs-directive cc1)
382 return $([[ "${directive/\{!fstrict-overflow:}" != "${directive}" ]])
379} 383}
380 384
381 385
382# @FUNCTION: gen_usr_ldscript 386# @FUNCTION: gen_usr_ldscript
383# @USAGE: <list of libs to create linker scripts for> 387# @USAGE: <list of libs to create linker scripts for>

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