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

Diff of /eclass/toolchain-funcs.eclass

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Revision 1.3		Revision 1.23
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 1.3 2004/10/13 23:44:35 vapier Exp $	3	# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.23 2005/01/15 01:19:28 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...)
9
10	inherit eutils
11		9
12	ECLASS=toolchain-funcs	10	ECLASS=toolchain-funcs
13	INHERITED="$INHERITED $ECLASS"	11	INHERITED="$INHERITED $ECLASS"
14		12
15	DESCRIPTION="Based on the ${ECLASS} eclass"	13	DESCRIPTION="Based on the ${ECLASS} eclass"
16		14
17	tc-getPROG() {	15	tc-getPROG() {
18	local var="$1"	16	local var=$1
19	local prog="$2"	17	local prog=$2
20	local search=""
21		18
22	if [ -n "${!var}" ] ; then	19	if [[ -n ${!var} ]] ; then
23	echo "${!var}"	20	echo "${!var}"
24	return 0	21	return 0
25	fi	22	fi
26		23
27	# how should we handle the host/target/build ?
28	if [ -n "${CHOST}" ] ; then	24	if [[ -n ${CHOST} ]] ; then
29	search="$(type -p "${CHOST}-${prog}")"	25	local search=$(type -p "${CHOST}-${prog}")
30	else	26	[[ -n ${search} ]] && prog=${search##*/}
31	if [ -n "${CTARGET}" ] ; then
32	search="$(type -p "${CTARGET}-${prog}")"
33	fi
34	fi	27	fi
35		28
36	if [ -z "${search}" ] ; then
37	prog="${search##*/}"
38	fi
39	export ${var}="${prog}"	29	export ${var}=${prog}
40	echo "${!var}"	30	echo "${!var}"
41	}	31	}
42		32
43	# Returns the name of the archiver	33	# Returns the name of the archiver
44	tc-getAR() { tc-getPROG AR ar; }	34	tc-getAR() { tc-getPROG AR ar; }
…		…
52	tc-getLD() { tc-getPROG LD ld; }	42	tc-getLD() { tc-getPROG LD ld; }
53	# Returns the name of the symbol/object thingy	43	# Returns the name of the symbol/object thingy
54	tc-getNM() { tc-getPROG NM nm; }	44	tc-getNM() { tc-getPROG NM nm; }
55	# Returns the name of the archiver indexer	45	# Returns the name of the archiver indexer
56	tc-getRANLIB() { tc-getPROG RANLIB ranlib; }	46	tc-getRANLIB() { tc-getPROG RANLIB ranlib; }
		47	# Returns the name of the fortran compiler
		48	tc-getF77() { tc-getPROG F77 f77; }
		49	# Returns the name of the java compiler
		50	tc-getGCJ() { tc-getPROG GCJ gcj; }
		51
		52	# Returns the name of the C compiler for build
		53	tc-getBUILD_CC() {
		54	if [[ -n ${CC_FOR_BUILD} ]] ; then
		55	export BUILD_CC=${CC_FOR_BUILD}
		56	echo "${CC_FOR_BUILD}"
		57	return 0
		58	fi
		59
		60	local search=
		61	if [[ -n ${CBUILD} ]] ; then
		62	search=$(type -p ${CBUILD}-gcc)
		63	search=${search##*/}
		64	else
		65	search=gcc
		66	fi
		67
		68	export BUILD_CC=${search}
		69	echo "${search}"
		70	}
		71
		72	# Quick way to export a bunch of vars at once
		73	tc-export() {
		74	local var
		75	for var in "$@" ; do
		76	eval tc-get${var}
		77	done
		78	}
		79
		80	# A simple way to see if we're using a cross-compiler ...
		81	tc-is-cross-compiler() {
		82	if [[ -n ${CBUILD} ]] ; then
		83	return $([[ ${CBUILD} != ${CHOST} ]])
		84	fi
		85	return 1
		86	}
57		87
58		88
		89	# Parse information from CBUILD/CHOST/CTARGET rather than
		90	# use external variables from the profile.
		91	tc-ninja_magic_to_arch() {
		92	ninj() { [[ ${type} == "kern" ]] && echo $1 \|\| echo $2 ; }
		93
		94	local type=$1
		95	local host=$2
		96	[[ -z ${host} ]] && arg=${CHOST}
		97
		98	case ${host} in
		99	alpha*) echo alpha;;
		100	x86_64*) ninj x86_64 amd64;;
		101	arm*) echo arm;;
		102	hppa*) ninj parisc hppa;;
		103	ia64*) echo ia64;;
		104	m68*) echo m68k;;
		105	mips*) echo mips;;
		106	powerpc64*) echo ppc64;;
		107	powerpc*) echo ppc;;
		108	sparc64*) ninj sparc64 sparc;;
		109	sparc*) echo sparc;;
		110	s390*) echo s390;;
		111	sh64*) ninj sh64 sh;;
		112	sh*) echo sh;;
		113	i?86*) ninj i386 x86;;
		114	*) echo wtf;;
		115	esac
		116	}
		117	tc-arch-kernel() {
		118	tc-ninja_magic_to_arch kern $@
		119	}
		120	tc-arch() {
		121	tc-ninja_magic_to_arch portage $@
		122	}
		123	tc-endian() {
		124	local host=$1
		125	[[ -z ${host} ]] && host=${CHOST}
		126
		127	case ${host} in
		128	alpha*) echo big;;
		129	x86_64*) echo little;;
		130	armeb-) echo big;;
		131	arm*) echo little;;
		132	hppa*) echo big;;
		133	ia64*) echo little;;
		134	m68*) echo big;;
		135	mipsel-) echo little;;
		136	mips*) echo big;;
		137	powerpc*) echo big;;
		138	sparc*) echo big;;
		139	s390*) echo big;;
		140	sh*el-) echo little;;
		141	sh*) echo big;;
		142	i?86*) echo little;;
		143	*) echo wtf;;
		144	esac
		145	}
59		146
60	# Returns the version as by `$CC -dumpversion`	147	# Returns the version as by `$CC -dumpversion`
61	gcc-fullversion() {	148	gcc-fullversion() {
62	echo "$($(tc-getCC) -dumpversion)"	149	echo "$($(tc-getCC) -dumpversion)"
63	}	150	}

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