gentoo-x86/eclass/toolchain-funcs.eclass

# Copyright 1999-2004 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.23 2005/01/15 01:19:28 vapier Exp $
#
# Author: Toolchain Ninjas <ninjas@gentoo.org>
#
# This eclass contains (or should) functions to get common info 
# about the toolchain (libc/compiler/binutils/etc...)

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

        if [[ -n ${CHOST} ]] ; then
                local search=$(type -p "${CHOST}-${prog}")
                [[ -n ${search} ]] && prog=${search##*/}
        fi

        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 ${host} ]] && arg=${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*)         echo sparc;;
                s390*)          echo s390;;
                sh64*)          ninj sh64 sh;;
                sh*)            echo sh;;
                i?86*)          ninj i386 x86;;
                *)                      echo wtf;;
        esac
}
tc-arch-kernel() {
        tc-ninja_magic_to_arch kern $@
}
tc-arch() {
        tc-ninja_magic_to_arch portage $@
}
tc-endian() {
        local host=$1
        [[ -z ${host} ]] && host=${CHOST}

        case ${host} in
                alpha*)         echo big;;
                x86_64*)        echo little;;
                arm*eb-*)       echo big;;
                arm*)           echo little;;
                hppa*)          echo big;;
                ia64*)          echo little;;
                m68*)           echo big;;
                mips*el-*)      echo little;;
                mips*)          echo big;;
                powerpc*)       echo big;;
                sparc*)         echo big;;
                s390*)          echo big;;
                sh*el-)         echo little;;
                sh*)            echo big;;
                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.)"
}
1	vapier	1.1	# Copyright 1999-2004 Gentoo Foundation
2			# Distributed under the terms of the GNU General Public License v2
3	vapier	1.24	# $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.23 2005/01/15 01:19:28 vapier 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	vapier	1.3	ECLASS=toolchain-funcs
11	vapier	1.1	INHERITED="$INHERITED $ECLASS"
12
13			DESCRIPTION="Based on the ${ECLASS} eclass"
14
15			tc-getPROG() {
16	vapier	1.17	local var=$1
17			local prog=$2
18	vapier	1.1
19	vapier	1.17	if [[ -n ${!var} ]] ; then
20	vapier	1.1	echo "${!var}"
21			return 0
22			fi
23
24	vapier	1.17	if [[ -n ${CHOST} ]] ; then
25			local search=$(type -p "${CHOST}-${prog}")
26	vapier	1.18	[[ -n ${search} ]] && prog=${search##*/}
27	vapier	1.1	fi
28
29	vapier	1.17	export ${var}=${prog}
30	vapier	1.1	echo "${!var}"
31			}
32
33			# Returns the name of the archiver
34			tc-getAR() { tc-getPROG AR ar; }
35			# Returns the name of the assembler
36			tc-getAS() { tc-getPROG AS as; }
37			# Returns the name of the C compiler
38			tc-getCC() { tc-getPROG CC gcc; }
39			# Returns the name of the C++ compiler
40			tc-getCXX() { tc-getPROG CXX g++; }
41			# Returns the name of the linker
42			tc-getLD() { tc-getPROG LD ld; }
43			# Returns the name of the symbol/object thingy
44			tc-getNM() { tc-getPROG NM nm; }
45			# Returns the name of the archiver indexer
46			tc-getRANLIB() { tc-getPROG RANLIB ranlib; }
47	vapier	1.7	# Returns the name of the fortran compiler
48			tc-getF77() { tc-getPROG F77 f77; }
49	vapier	1.8	# Returns the name of the java compiler
50			tc-getGCJ() { tc-getPROG GCJ gcj; }
51	vapier	1.1
52	vapier	1.4	# Returns the name of the C compiler for build
53			tc-getBUILD_CC() {
54	vapier	1.17	if [[ -n ${CC_FOR_BUILD} ]] ; then
55			export BUILD_CC=${CC_FOR_BUILD}
56	vapier	1.4	echo "${CC_FOR_BUILD}"
57			return 0
58			fi
59
60	vapier	1.9	local search=
61	vapier	1.17	if [[ -n ${CBUILD} ]] ; then
62	vapier	1.21	search=$(type -p ${CBUILD}-gcc)
63	vapier	1.17	search=${search##*/}
64	vapier	1.9	else
65	vapier	1.17	search=gcc
66	vapier	1.9	fi
67	vapier	1.11
68	vapier	1.17	export BUILD_CC=${search}
69	vapier	1.11	echo "${search}"
70	vapier	1.4	}
71	vapier	1.1
72	vapier	1.10	# 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	vapier	1.12	# A simple way to see if we're using a cross-compiler ...
81			tc-is-cross-compiler() {
82	vapier	1.15	if [[ -n ${CBUILD} ]] ; then
83			return $([[ ${CBUILD} != ${CHOST} ]])
84			fi
85	vapier	1.16	return 1
86	vapier	1.12	}
87
88	vapier	1.1
89	vapier	1.20	# Parse information from CBUILD/CHOST/CTARGET rather than
90			# use external variables from the profile.
91			tc-ninja_magic_to_arch() {
92	vapier	1.21	ninj() { [[ ${type} == "kern" ]] && echo $1 \|\| echo $2 ; }
93	vapier	1.19
94			local type=$1
95			local host=$2
96	vapier	1.24	[[ -z ${host} ]] && arg=${CTARGET:-${CHOST}}
97	vapier	1.19
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	vapier	1.23	m68*) echo m68k;;
105	vapier	1.19	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	vapier	1.22	i?86*) ninj i386 x86;;
114	vapier	1.19	*) echo wtf;;
115			esac
116			}
117	vapier	1.20	tc-arch-kernel() {
118			tc-ninja_magic_to_arch kern $@
119	vapier	1.19	}
120	vapier	1.20	tc-arch() {
121			tc-ninja_magic_to_arch portage $@
122	vapier	1.19	}
123	vapier	1.20	tc-endian() {
124			local host=$1
125			[[ -z ${host} ]] && host=${CHOST}
126	vapier	1.19
127	vapier	1.20	case ${host} in
128			alpha*) echo big;;
129			x86_64*) echo little;;
130			armeb-) echo big;;
131			arm*) echo little;;
132			hppa*) echo big;;
133			ia64*) echo little;;
134	vapier	1.23	m68*) echo big;;
135	vapier	1.20	mipsel-) echo little;;
136			mips*) echo big;;
137			powerpc*) echo big;;
138			sparc*) echo big;;
139			s390*) echo big;;
140			sh*el-) echo little;;
141			sh*) echo big;;
142			i?86*) echo little;;
143			*) echo wtf;;
144			esac
145			}
146	vapier	1.19
147	vapier	1.1	# Returns the version as by `$CC -dumpversion`
148			gcc-fullversion() {
149			echo "$($(tc-getCC) -dumpversion)"
150			}
151			# Returns the version, but only the <major>.<minor>
152			gcc-version() {
153	vapier	1.2	echo "$(gcc-fullversion \| cut -f1,2 -d.)"
154	vapier	1.1	}
155			# Returns the Major version
156			gcc-major-version() {
157	vapier	1.2	echo "$(gcc-version \| cut -f1 -d.)"
158	vapier	1.1	}
159			# Returns the Minor version
160			gcc-minor-version() {
161	vapier	1.2	echo "$(gcc-version \| cut -f2 -d.)"
162	vapier	1.1	}
163			# Returns the Micro version
164			gcc-micro-version() {
165	vapier	1.2	echo "$(gcc-fullversion \| cut -f3 -d.)"
166	vapier	1.1	}