gentoo-x86/eclass/toolchain-funcs.eclass

# Copyright 1999-2005 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.34 2005/03/10 22:43:11 eradicator Exp $
#
# Author: Toolchain Ninjas <ninjas@gentoo.org>
#
# This eclass contains (or should) functions to get common info 
# about the toolchain (libc/compiler/binutils/etc...)

inherit multilib

ECLASS=toolchain-funcs
INHERITED="$INHERITED $ECLASS"

DESCRIPTION="Based on the ${ECLASS} eclass"

tc-getPROG() {
        local var=$1
        local prog=$2

        if [[ -n ${!var} ]] ; then
                echo "${!var}"
                return 0
        fi

        local search=
        [[ -n $3 ]] && search=$(type -p "$3-${prog}")
        [[ -z ${search} && -n $(get_abi_CHOST) ]] && search=$(type -p "$(get_abi_CHOST)-${prog}")
        [[ -z ${search} && -n ${CHOST} ]] && search=$(type -p "${CHOST}-${prog}")
        [[ -n ${search} ]] && prog=${search##*/}

        export ${var}=${prog}
        echo "${!var}"
}

# Returns the name of the archiver
tc-getAR() { tc-getPROG AR ar "$@"; }
# Returns the name of the assembler
tc-getAS() { tc-getPROG AS as "$@"; }
# Returns the name of the C compiler
tc-getCC() { tc-getPROG CC gcc "$@"; }
# Returns the name of the C++ compiler
tc-getCXX() { tc-getPROG CXX g++ "$@"; }
# Returns the name of the linker
tc-getLD() { tc-getPROG LD ld "$@"; }
# Returns the name of the symbol/object thingy
tc-getNM() { tc-getPROG NM nm "$@"; }
# Returns the name of the archiver indexer
tc-getRANLIB() { tc-getPROG RANLIB ranlib "$@"; }
# Returns the name of the fortran compiler
tc-getF77() { tc-getPROG F77 f77 "$@"; }
# Returns the name of the java compiler
tc-getGCJ() { tc-getPROG GCJ gcj "$@"; }

# Returns the name of the C compiler for build
tc-getBUILD_CC() {
        if [[ -n ${CC_FOR_BUILD} ]] ; then
                export BUILD_CC=${CC_FOR_BUILD}
                echo "${CC_FOR_BUILD}"
                return 0
        fi

        local search=
        if [[ -n ${CBUILD} ]] ; then
                search=$(type -p ${CBUILD}-gcc)
                search=${search##*/}
        else
                search=gcc
        fi

        export BUILD_CC=${search}
        echo "${search}"
}

# Quick way to export a bunch of vars at once
tc-export() {
        local var
        for var in "$@" ; do
                eval tc-get${var}
        done
}

# A simple way to see if we're using a cross-compiler ...
tc-is-cross-compiler() {
        if [[ -n ${CBUILD} ]] ; then
                return $([[ ${CBUILD} != ${CHOST} ]])
        fi
        return 1
}


# Parse information from CBUILD/CHOST/CTARGET rather than 
# use external variables from the profile.
tc-ninja_magic_to_arch() {
ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; }

        local type=$1
        local host=$2
        [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}

        case ${host} in
                alpha*)         echo alpha;;
                x86_64*)        ninj x86_64 amd64;;
                arm*)           echo arm;;
                hppa*)          ninj parisc hppa;;
                ia64*)          echo ia64;;
                m68*)           echo m68k;;
                mips*)          echo mips;;
                powerpc64*)     echo ppc64;;
                powerpc*)       echo ppc;;
                sparc64*)       ninj sparc64 sparc;;
                sparc*)         [[ ${PROFILE_ARCH} == "sparc64" ]] \
                                                && ninj sparc64 sparc \
                                                || echo sparc
                                        ;;
                s390*)          echo s390;;
                sh64*)          ninj sh64 sh;;
                sh*)            echo sh;;
                i?86*)          ninj i386 x86;;
                *)                      echo ${ARCH};;
        esac
}
tc-arch-kernel() {
        tc-ninja_magic_to_arch kern $@
}
tc-arch() {
        tc-ninja_magic_to_arch portage $@
}
tc-endian() {
        local host=$1
        [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
        host=${host%%-*}

        case ${host} in
                alpha*)         echo big;;
                x86_64*)        echo little;;
                arm*b*)         echo big;;
                arm*)           echo little;;
                hppa*)          echo big;;
                ia64*)          echo little;;
                m68*)           echo big;;
                mips*l*)        echo little;;
                mips*)          echo big;;
                powerpc*)       echo big;;
                sparc*)         echo big;;
                s390*)          echo big;;
                sh*b*)          echo big;;
                sh*)            echo little;;
                i?86*)          echo little;;
                *)                      echo wtf;;
        esac
}

# Returns the version as by `$CC -dumpversion`
gcc-fullversion() {
        echo "$($(tc-getCC) -dumpversion)"
}
# Returns the version, but only the <major>.<minor>
gcc-version() {
        echo "$(gcc-fullversion | cut -f1,2 -d.)"
}
# Returns the Major version
gcc-major-version() {
        echo "$(gcc-version | cut -f1 -d.)"
}
# Returns the Minor version
gcc-minor-version() {
        echo "$(gcc-version | cut -f2 -d.)"
}
# Returns the Micro version
gcc-micro-version() {
        echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)"
}
1	vapier	1.26	# Copyright 1999-2005 Gentoo Foundation
2	vapier	1.1	# Distributed under the terms of the GNU General Public License v2
3	eradicator	1.35	# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.34 2005/03/10 22:43:11 eradicator Exp $
4	vapier	1.1	#
5			# Author: Toolchain Ninjas <ninjas@gentoo.org>
6			#
7			# This eclass contains (or should) functions to get common info
8			# about the toolchain (libc/compiler/binutils/etc...)
9
10	eradicator	1.34	inherit multilib
11
12	vapier	1.3	ECLASS=toolchain-funcs
13	vapier	1.1	INHERITED="$INHERITED $ECLASS"
14
15			DESCRIPTION="Based on the ${ECLASS} eclass"
16
17			tc-getPROG() {
18	vapier	1.33	local var=$1
19			local prog=$2
20	vapier	1.1
21	vapier	1.17	if [[ -n ${!var} ]] ; then
22	vapier	1.1	echo "${!var}"
23			return 0
24			fi
25
26	eradicator	1.35	local search=
27			[[ -n $3 ]] && search=$(type -p "$3-${prog}")
28			[[ -z ${search} && -n $(get_abi_CHOST) ]] && search=$(type -p "$(get_abi_CHOST)-${prog}")
29			[[ -z ${search} && -n ${CHOST} ]] && search=$(type -p "${CHOST}-${prog}")
30			[[ -n ${search} ]] && prog=${search##*/}
31	vapier	1.1
32	vapier	1.17	export ${var}=${prog}
33	vapier	1.1	echo "${!var}"
34			}
35
36			# Returns the name of the archiver
37	vapier	1.33	tc-getAR() { tc-getPROG AR ar "$@"; }
38	vapier	1.1	# Returns the name of the assembler
39	vapier	1.33	tc-getAS() { tc-getPROG AS as "$@"; }
40	vapier	1.1	# Returns the name of the C compiler
41	vapier	1.33	tc-getCC() { tc-getPROG CC gcc "$@"; }
42	vapier	1.1	# Returns the name of the C++ compiler
43	vapier	1.33	tc-getCXX() { tc-getPROG CXX g++ "$@"; }
44	vapier	1.1	# Returns the name of the linker
45	vapier	1.33	tc-getLD() { tc-getPROG LD ld "$@"; }
46	vapier	1.1	# Returns the name of the symbol/object thingy
47	vapier	1.33	tc-getNM() { tc-getPROG NM nm "$@"; }
48	vapier	1.1	# Returns the name of the archiver indexer
49	vapier	1.33	tc-getRANLIB() { tc-getPROG RANLIB ranlib "$@"; }
50	vapier	1.7	# Returns the name of the fortran compiler
51	vapier	1.33	tc-getF77() { tc-getPROG F77 f77 "$@"; }
52	vapier	1.8	# Returns the name of the java compiler
53	vapier	1.33	tc-getGCJ() { tc-getPROG GCJ gcj "$@"; }
54	vapier	1.1
55	vapier	1.4	# Returns the name of the C compiler for build
56			tc-getBUILD_CC() {
57	vapier	1.17	if [[ -n ${CC_FOR_BUILD} ]] ; then
58			export BUILD_CC=${CC_FOR_BUILD}
59	vapier	1.4	echo "${CC_FOR_BUILD}"
60			return 0
61			fi
62
63	vapier	1.9	local search=
64	vapier	1.17	if [[ -n ${CBUILD} ]] ; then
65	vapier	1.21	search=$(type -p ${CBUILD}-gcc)
66	vapier	1.17	search=${search##*/}
67	vapier	1.9	else
68	vapier	1.17	search=gcc
69	vapier	1.9	fi
70	vapier	1.11
71	vapier	1.17	export BUILD_CC=${search}
72	vapier	1.11	echo "${search}"
73	vapier	1.4	}
74	vapier	1.1
75	vapier	1.10	# Quick way to export a bunch of vars at once
76			tc-export() {
77			local var
78			for var in "$@" ; do
79			eval tc-get${var}
80			done
81			}
82
83	vapier	1.12	# A simple way to see if we're using a cross-compiler ...
84			tc-is-cross-compiler() {
85	vapier	1.15	if [[ -n ${CBUILD} ]] ; then
86			return $([[ ${CBUILD} != ${CHOST} ]])
87			fi
88	vapier	1.16	return 1
89	vapier	1.12	}
90
91	vapier	1.1
92	vapier	1.20	# Parse information from CBUILD/CHOST/CTARGET rather than
93			# use external variables from the profile.
94			tc-ninja_magic_to_arch() {
95	vapier	1.21	ninj() { [[ ${type} == "kern" ]] && echo $1 \|\| echo $2 ; }
96	vapier	1.19
97			local type=$1
98			local host=$2
99	eradicator	1.25	[[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
100	vapier	1.19
101			case ${host} in
102			alpha*) echo alpha;;
103			x86_64*) ninj x86_64 amd64;;
104			arm*) echo arm;;
105			hppa*) ninj parisc hppa;;
106			ia64*) echo ia64;;
107	vapier	1.23	m68*) echo m68k;;
108	vapier	1.19	mips*) echo mips;;
109			powerpc64*) echo ppc64;;
110			powerpc*) echo ppc;;
111			sparc64*) ninj sparc64 sparc;;
112	vapier	1.28	sparc*) [[ ${PROFILE_ARCH} == "sparc64" ]] \
113			&& ninj sparc64 sparc \
114			\|\| echo sparc
115			;;
116	vapier	1.19	s390*) echo s390;;
117			sh64*) ninj sh64 sh;;
118			sh*) echo sh;;
119	vapier	1.22	i?86*) ninj i386 x86;;
120	vapier	1.28	*) echo ${ARCH};;
121	vapier	1.19	esac
122			}
123	vapier	1.20	tc-arch-kernel() {
124			tc-ninja_magic_to_arch kern $@
125	vapier	1.19	}
126	vapier	1.20	tc-arch() {
127			tc-ninja_magic_to_arch portage $@
128	vapier	1.19	}
129	vapier	1.20	tc-endian() {
130			local host=$1
131	vapier	1.29	[[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
132	vapier	1.31	host=${host%%-*}
133	vapier	1.19
134	vapier	1.20	case ${host} in
135			alpha*) echo big;;
136			x86_64*) echo little;;
137	vapier	1.31	armb) echo big;;
138	vapier	1.20	arm*) echo little;;
139			hppa*) echo big;;
140			ia64*) echo little;;
141	vapier	1.23	m68*) echo big;;
142	vapier	1.31	mipsl) echo little;;
143	vapier	1.20	mips*) echo big;;
144			powerpc*) echo big;;
145			sparc*) echo big;;
146			s390*) echo big;;
147	vapier	1.31	shb) echo big;;
148			sh*) echo little;;
149	vapier	1.20	i?86*) echo little;;
150			*) echo wtf;;
151			esac
152			}
153	vapier	1.19
154	vapier	1.1	# Returns the version as by `$CC -dumpversion`
155			gcc-fullversion() {
156			echo "$($(tc-getCC) -dumpversion)"
157			}
158			# Returns the version, but only the <major>.<minor>
159			gcc-version() {
160	vapier	1.2	echo "$(gcc-fullversion \| cut -f1,2 -d.)"
161	vapier	1.1	}
162			# Returns the Major version
163			gcc-major-version() {
164	vapier	1.2	echo "$(gcc-version \| cut -f1 -d.)"
165	vapier	1.1	}
166			# Returns the Minor version
167			gcc-minor-version() {
168	vapier	1.2	echo "$(gcc-version \| cut -f2 -d.)"
169	vapier	1.1	}
170			# Returns the Micro version
171			gcc-micro-version() {
172	eradicator	1.30	echo "$(gcc-fullversion \| cut -f3 -d. \| cut -f1 -d-)"
173	vapier	1.1	}