/[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 1.74 2007/08/17 10:14:13 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
168 arm*) echo arm;; 165 arm*) echo arm;;
169 avr*) ninj avr32 avr;; 166 avr*) ninj avr32 avr;;
170 bfin*) ninj blackfin bfin;; 167 bfin*) ninj blackfin bfin;;
171 cris*) echo cris;; 168 cris*) echo cris;;
172 hppa*) ninj parisc hppa;; 169 hppa*) ninj parisc hppa;;
173 i?86*) ninj i386 x86;; 170 i?86*)
171 # Starting with linux-2.6.24, the 'x86_64' and 'i386'
172 # trees have been unified into 'x86'.
173 # FreeBSD still uses i386
174 if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -lt $(KV_to_int 2.6.24) || ${host} == *freebsd* ]] ; then
175 echo i386
176 else
177 echo x86
178 fi
179 ;;
174 ia64*) echo ia64;; 180 ia64*) echo ia64;;
175 m68*) echo m68k;; 181 m68*) echo m68k;;
176 mips*) echo mips;; 182 mips*) echo mips;;
177 nios2*) echo nios2;; 183 nios2*) echo nios2;;
178 nios*) echo nios;; 184 nios*) echo nios;;
203 sparc*) [[ ${PROFILE_ARCH} == "sparc64" ]] \ 209 sparc*) [[ ${PROFILE_ARCH} == "sparc64" ]] \
204 && ninj sparc64 sparc \ 210 && ninj sparc64 sparc \
205 || echo sparc 211 || echo sparc
206 ;; 212 ;;
207 vax*) echo vax;; 213 vax*) echo vax;;
208 x86_64*) ninj x86_64 amd64;; 214 x86_64*)
215 # Starting with linux-2.6.24, the 'x86_64' and 'i386'
216 # trees have been unified into 'x86'.
217 if [[ ${type} == "kern" ]] && [[ $(KV_to_int ${KV}) -ge $(KV_to_int 2.6.24) ]] ; then
218 echo x86
219 else
220 ninj x86_64 amd64
221 fi
222 ;;
209 223
210 # since our usage of tc-arch is largely concerned with 224 # since our usage of tc-arch is largely concerned with
211 # normalizing inputs for testing ${CTARGET}, let's filter 225 # normalizing inputs for testing ${CTARGET}, let's filter
212 # other cross targets (mingw and such) into the unknown. 226 # other cross targets (mingw and such) into the unknown.
213 *) echo unknown;; 227 *) echo unknown;;
279} 293}
280 294
281# Returns the installation directory - internal toolchain 295# Returns the installation directory - internal toolchain
282# function for use by _gcc-specs-exists (for flag-o-matic). 296# function for use by _gcc-specs-exists (for flag-o-matic).
283_gcc-install-dir() { 297_gcc-install-dir() {
284 echo "$($(tc-getCC) -print-search-dirs 2> /dev/null |\ 298 echo "$(LC_ALL=C $(tc-getCC) -print-search-dirs 2> /dev/null |\
285 awk '$1=="install:" {print $2}')" 299 awk '$1=="install:" {print $2}')"
286} 300}
287# Returns true if the indicated specs file exists - internal toolchain 301# Returns true if the indicated specs file exists - internal toolchain
288# function for use by flag-o-matic. 302# function for use by flag-o-matic.
289_gcc-specs-exists() { 303_gcc-specs-exists() {
333 347
334# Returns true if gcc sets relro 348# Returns true if gcc sets relro
335gcc-specs-relro() { 349gcc-specs-relro() {
336 local directive 350 local directive
337 directive=$(gcc-specs-directive link_command) 351 directive=$(gcc-specs-directive link_command)
338 return $([[ ${directive/\{!norelro:} != ${directive} ]]) 352 return $([[ "${directive/\{!norelro:}" != "${directive}" ]])
339} 353}
340# Returns true if gcc sets now 354# Returns true if gcc sets now
341gcc-specs-now() { 355gcc-specs-now() {
342 local directive 356 local directive
343 directive=$(gcc-specs-directive link_command) 357 directive=$(gcc-specs-directive link_command)
344 return $([[ ${directive/\{!nonow:} != ${directive} ]]) 358 return $([[ "${directive/\{!nonow:}" != "${directive}" ]])
345} 359}
346# Returns true if gcc builds PIEs 360# Returns true if gcc builds PIEs
347gcc-specs-pie() { 361gcc-specs-pie() {
348 local directive 362 local directive
349 directive=$(gcc-specs-directive cc1) 363 directive=$(gcc-specs-directive cc1)
350 return $([[ ${directive/\{!nopie:} != ${directive} ]]) 364 return $([[ "${directive/\{!nopie:}" != "${directive}" ]])
351} 365}
352# Returns true if gcc builds with the stack protector 366# Returns true if gcc builds with the stack protector
353gcc-specs-ssp() { 367gcc-specs-ssp() {
354 local directive 368 local directive
355 directive=$(gcc-specs-directive cc1) 369 directive=$(gcc-specs-directive cc1)
356 return $([[ ${directive/\{!fno-stack-protector:} != ${directive} ]]) 370 return $([[ "${directive/\{!fno-stack-protector:}" != "${directive}" ]])
357} 371}
358# Returns true if gcc upgrades fstack-protector to fstack-protector-all 372# Returns true if gcc upgrades fstack-protector to fstack-protector-all
359gcc-specs-ssp-to-all() { 373gcc-specs-ssp-to-all() {
360 local directive 374 local directive
361 directive=$(gcc-specs-directive cc1) 375 directive=$(gcc-specs-directive cc1)
362 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}" ]])
363} 383}
364 384
365 385
366# @FUNCTION: gen_usr_ldscript 386# @FUNCTION: gen_usr_ldscript
367# @USAGE: <list of libs to create linker scripts for> 387# @USAGE: <list of libs to create linker scripts for>

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