/[gentoo-x86]/eclass/toolchain-funcs.eclass
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Revision 1.34 - (show annotations) (download)
Thu Mar 10 22:43:11 2005 UTC (9 years, 8 months ago) by eradicator
Branch: MAIN
Changes since 1.33: +9 -6 lines
Add support for using get_abi_CHOST as a prefix before CHOST.

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 1.33 2005/03/04 13:46:55 vapier 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 ECLASS=toolchain-funcs
13 INHERITED="$INHERITED $ECLASS"
14
15 DESCRIPTION="Based on the ${ECLASS} eclass"
16
17 tc-getPROG() {
18 local var=$1
19 local prog=$2
20
21 if [[ -n ${!var} ]] ; then
22 echo "${!var}"
23 return 0
24 fi
25
26 local chost=$3
27 [[ -z ${chost} ]] && chost=$(get_abi_CHOST)
28 [[ -z ${chost} ]] && chost=${CHOST}
29
30 if [[ -n ${chost} ]] ; then
31 local search=$(type -p "${chost}-${prog}")
32 [[ -n ${search} ]] && prog=${search##*/}
33 fi
34
35 export ${var}=${prog}
36 echo "${!var}"
37 }
38
39 # Returns the name of the archiver
40 tc-getAR() { tc-getPROG AR ar "$@"; }
41 # Returns the name of the assembler
42 tc-getAS() { tc-getPROG AS as "$@"; }
43 # Returns the name of the C compiler
44 tc-getCC() { tc-getPROG CC gcc "$@"; }
45 # Returns the name of the C++ compiler
46 tc-getCXX() { tc-getPROG CXX g++ "$@"; }
47 # Returns the name of the linker
48 tc-getLD() { tc-getPROG LD ld "$@"; }
49 # Returns the name of the symbol/object thingy
50 tc-getNM() { tc-getPROG NM nm "$@"; }
51 # Returns the name of the archiver indexer
52 tc-getRANLIB() { tc-getPROG RANLIB ranlib "$@"; }
53 # Returns the name of the fortran compiler
54 tc-getF77() { tc-getPROG F77 f77 "$@"; }
55 # Returns the name of the java compiler
56 tc-getGCJ() { tc-getPROG GCJ gcj "$@"; }
57
58 # Returns the name of the C compiler for build
59 tc-getBUILD_CC() {
60 if [[ -n ${CC_FOR_BUILD} ]] ; then
61 export BUILD_CC=${CC_FOR_BUILD}
62 echo "${CC_FOR_BUILD}"
63 return 0
64 fi
65
66 local search=
67 if [[ -n ${CBUILD} ]] ; then
68 search=$(type -p ${CBUILD}-gcc)
69 search=${search##*/}
70 else
71 search=gcc
72 fi
73
74 export BUILD_CC=${search}
75 echo "${search}"
76 }
77
78 # Quick way to export a bunch of vars at once
79 tc-export() {
80 local var
81 for var in "$@" ; do
82 eval tc-get${var}
83 done
84 }
85
86 # A simple way to see if we're using a cross-compiler ...
87 tc-is-cross-compiler() {
88 if [[ -n ${CBUILD} ]] ; then
89 return $([[ ${CBUILD} != ${CHOST} ]])
90 fi
91 return 1
92 }
93
94
95 # Parse information from CBUILD/CHOST/CTARGET rather than
96 # use external variables from the profile.
97 tc-ninja_magic_to_arch() {
98 ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; }
99
100 local type=$1
101 local host=$2
102 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
103
104 case ${host} in
105 alpha*) echo alpha;;
106 x86_64*) ninj x86_64 amd64;;
107 arm*) echo arm;;
108 hppa*) ninj parisc hppa;;
109 ia64*) echo ia64;;
110 m68*) echo m68k;;
111 mips*) echo mips;;
112 powerpc64*) echo ppc64;;
113 powerpc*) echo ppc;;
114 sparc64*) ninj sparc64 sparc;;
115 sparc*) [[ ${PROFILE_ARCH} == "sparc64" ]] \
116 && ninj sparc64 sparc \
117 || echo sparc
118 ;;
119 s390*) echo s390;;
120 sh64*) ninj sh64 sh;;
121 sh*) echo sh;;
122 i?86*) ninj i386 x86;;
123 *) echo ${ARCH};;
124 esac
125 }
126 tc-arch-kernel() {
127 tc-ninja_magic_to_arch kern $@
128 }
129 tc-arch() {
130 tc-ninja_magic_to_arch portage $@
131 }
132 tc-endian() {
133 local host=$1
134 [[ -z ${host} ]] && host=${CTARGET:-${CHOST}}
135 host=${host%%-*}
136
137 case ${host} in
138 alpha*) echo big;;
139 x86_64*) echo little;;
140 arm*b*) echo big;;
141 arm*) echo little;;
142 hppa*) echo big;;
143 ia64*) echo little;;
144 m68*) echo big;;
145 mips*l*) echo little;;
146 mips*) echo big;;
147 powerpc*) echo big;;
148 sparc*) echo big;;
149 s390*) echo big;;
150 sh*b*) echo big;;
151 sh*) echo little;;
152 i?86*) echo little;;
153 *) echo wtf;;
154 esac
155 }
156
157 # Returns the version as by `$CC -dumpversion`
158 gcc-fullversion() {
159 echo "$($(tc-getCC) -dumpversion)"
160 }
161 # Returns the version, but only the <major>.<minor>
162 gcc-version() {
163 echo "$(gcc-fullversion | cut -f1,2 -d.)"
164 }
165 # Returns the Major version
166 gcc-major-version() {
167 echo "$(gcc-version | cut -f1 -d.)"
168 }
169 # Returns the Minor version
170 gcc-minor-version() {
171 echo "$(gcc-version | cut -f2 -d.)"
172 }
173 # Returns the Micro version
174 gcc-micro-version() {
175 echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)"
176 }

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