/[gentoo-x86]/eclass/toolchain-funcs.eclass
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Revision 1.38 - (show annotations) (download)
Wed Jul 6 20:20:04 2005 UTC (9 years, 5 months ago) by agriffis
Branch: MAIN
Changes since 1.37: +1 -2 lines
Remove ECLASS= and INHERITED= which haven't been necessary for a long time now

1 # Copyright 1999-2005 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.37 2005/07/01 22:31:40 dostrow Exp $
4 #
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 inherit multilib
11
12 INHERITED="$INHERITED $ECLASS"
13
14 DESCRIPTION="Based on the ${ECLASS} eclass"
15
16 tc-getPROG() {
17 local var=$1
18 local prog=$2
19
20 if [[ -n ${!var} ]] ; then
21 echo "${!var}"
22 return 0
23 fi
24
25 local search=
26 [[ -n $3 ]] && search=$(type -p "$3-${prog}")
27 [[ -z ${search} && -n $(get_abi_CHOST) ]] && search=$(type -p "$(get_abi_CHOST)-${prog}")
28 [[ -z ${search} && -n ${CHOST} ]] && search=$(type -p "${CHOST}-${prog}")
29 [[ -n ${search} ]] && prog=${search##*/}
30
31 export ${var}=${prog}
32 echo "${!var}"
33 }
34
35 # Returns the name of the archiver
36 tc-getAR() { tc-getPROG AR ar "$@"; }
37 # Returns the name of the assembler
38 tc-getAS() { tc-getPROG AS as "$@"; }
39 # Returns the name of the C compiler
40 tc-getCC() { tc-getPROG CC gcc "$@"; }
41 # Returns the name of the C++ compiler
42 tc-getCXX() { tc-getPROG CXX g++ "$@"; }
43 # Returns the name of the linker
44 tc-getLD() { tc-getPROG LD ld "$@"; }
45 # Returns the name of the symbol/object thingy
46 tc-getNM() { tc-getPROG NM nm "$@"; }
47 # Returns the name of the archiver indexer
48 tc-getRANLIB() { tc-getPROG RANLIB ranlib "$@"; }
49 # Returns the name of the fortran compiler
50 tc-getF77() { tc-getPROG F77 f77 "$@"; }
51 # Returns the name of the java compiler
52 tc-getGCJ() { tc-getPROG GCJ gcj "$@"; }
53
54 # Returns the name of the C compiler for build
55 tc-getBUILD_CC() {
56 if [[ -n ${CC_FOR_BUILD} ]] ; then
57 export BUILD_CC=${CC_FOR_BUILD}
58 echo "${CC_FOR_BUILD}"
59 return 0
60 fi
61
62 local search=
63 if [[ -n ${CBUILD} ]] ; then
64 search=$(type -p ${CBUILD}-gcc)
65 search=${search##*/}
66 else
67 search=gcc
68 fi
69
70 export BUILD_CC=${search}
71 echo "${search}"
72 }
73
74 # Quick way to export a bunch of vars at once
75 tc-export() {
76 local var
77 for var in "$@" ; do
78 eval tc-get${var} > /dev/null
79 done
80 }
81
82 # A simple way to see if we're using a cross-compiler ...
83 tc-is-cross-compiler() {
84 if [[ -n ${CBUILD} ]] ; then
85 return $([[ ${CBUILD} != ${CHOST} ]])
86 fi
87 return 1
88 }
89
90
91 # Parse information from CBUILD/CHOST/CTARGET rather than
92 # use external variables from the profile.
93 tc-ninja_magic_to_arch() {
94 ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; }
95
96 local type=$1
97 local host=$2
98 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
99
100 case ${host} in
101 alpha*) echo alpha;;
102 x86_64*) ninj x86_64 amd64;;
103 arm*) echo arm;;
104 hppa*) ninj parisc hppa;;
105 ia64*) echo ia64;;
106 m68*) echo m68k;;
107 mips*) echo mips;;
108 powerpc64*) echo ppc64;;
109 powerpc*) [[ ${PROFILE_ARCH} == "ppc64" ]] \
110 && ninj ppc64 ppc \
111 || echo ppc
112 ;;
113 sparc64*) ninj sparc64 sparc;;
114 sparc*) [[ ${PROFILE_ARCH} == "sparc64" ]] \
115 && ninj sparc64 sparc \
116 || echo sparc
117 ;;
118 s390*) echo s390;;
119 sh64*) ninj sh64 sh;;
120 sh*) echo sh;;
121 i?86*) ninj i386 x86;;
122 *) echo ${ARCH};;
123 esac
124 }
125 tc-arch-kernel() {
126 tc-ninja_magic_to_arch kern $@
127 }
128 tc-arch() {
129 tc-ninja_magic_to_arch portage $@
130 }
131 tc-endian() {
132 local host=$1
133 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
134 host=${host%%-*}
135
136 case ${host} in
137 alpha*) echo big;;
138 x86_64*) echo little;;
139 arm*b*) echo big;;
140 arm*) echo little;;
141 hppa*) echo big;;
142 ia64*) echo little;;
143 m68*) echo big;;
144 mips*l*) echo little;;
145 mips*) echo big;;
146 powerpc*) echo big;;
147 sparc*) echo big;;
148 s390*) echo big;;
149 sh*b*) echo big;;
150 sh*) echo little;;
151 i?86*) echo little;;
152 *) echo wtf;;
153 esac
154 }
155
156 # Returns the version as by `$CC -dumpversion`
157 gcc-fullversion() {
158 echo "$($(tc-getCC) -dumpversion)"
159 }
160 # Returns the version, but only the <major>.<minor>
161 gcc-version() {
162 echo "$(gcc-fullversion | cut -f1,2 -d.)"
163 }
164 # Returns the Major version
165 gcc-major-version() {
166 echo "$(gcc-version | cut -f1 -d.)"
167 }
168 # Returns the Minor version
169 gcc-minor-version() {
170 echo "$(gcc-version | cut -f2 -d.)"
171 }
172 # Returns the Micro version
173 gcc-micro-version() {
174 echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)"
175 }

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