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

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Revision 1.27 - (show annotations) (download)
Sun Jan 23 20:47:42 2005 UTC (9 years, 2 months ago) by eradicator
Branch: MAIN
Changes since 1.26: +6 -2 lines
Correct ARCH setting on sparc64.

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 1.26 2005/01/16 10:31:59 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 ECLASS=toolchain-funcs
11 INHERITED="$INHERITED $ECLASS"
12
13 DESCRIPTION="Based on the ${ECLASS} eclass"
14
15 tc-getPROG() {
16 local var=$1
17 local prog=$2
18
19 if [[ -n ${!var} ]] ; then
20 echo "${!var}"
21 return 0
22 fi
23
24 if [[ -n ${CHOST} ]] ; then
25 local search=$(type -p "${CHOST}-${prog}")
26 [[ -n ${search} ]] && prog=${search##*/}
27 fi
28
29 export ${var}=${prog}
30 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 # 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 }
87
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 ${host} ]] && host=${CTARGET:-${CHOST}}
97
98 case ${host} in
99 alpha*) echo alpha;;
100 x86_64*) ninj x86_64 amd64;;
101 arm*) echo arm;;
102 hppa*) ninj parisc hppa;;
103 ia64*) echo ia64;;
104 m68*) echo m68k;;
105 mips*) echo mips;;
106 powerpc64*) echo ppc64;;
107 powerpc*) echo ppc;;
108 sparc64*) ninj sparc64 sparc;;
109 sparc*) if [[ "${PROFILE_ARCH}" == "sparc64" ]]; then
110 ninj sparc64 sparc
111 else
112 echo sparc
113 fi;;
114 s390*) echo s390;;
115 sh64*) ninj sh64 sh;;
116 sh*) echo sh;;
117 i?86*) ninj i386 x86;;
118 *) echo wtf;;
119 esac
120 }
121 tc-arch-kernel() {
122 tc-ninja_magic_to_arch kern $@
123 }
124 tc-arch() {
125 tc-ninja_magic_to_arch portage $@
126 }
127 tc-endian() {
128 local host=$1
129 [[ -z ${host} ]] && host=${CHOST}
130
131 case ${host} in
132 alpha*) echo big;;
133 x86_64*) echo little;;
134 arm*eb-*) echo big;;
135 arm*) echo little;;
136 hppa*) echo big;;
137 ia64*) echo little;;
138 m68*) echo big;;
139 mips*el-*) echo little;;
140 mips*) echo big;;
141 powerpc*) echo big;;
142 sparc*) echo big;;
143 s390*) echo big;;
144 sh*el-) echo little;;
145 sh*) echo big;;
146 i?86*) echo little;;
147 *) echo wtf;;
148 esac
149 }
150
151 # Returns the version as by `$CC -dumpversion`
152 gcc-fullversion() {
153 echo "$($(tc-getCC) -dumpversion)"
154 }
155 # Returns the version, but only the <major>.<minor>
156 gcc-version() {
157 echo "$(gcc-fullversion | cut -f1,2 -d.)"
158 }
159 # Returns the Major version
160 gcc-major-version() {
161 echo "$(gcc-version | cut -f1 -d.)"
162 }
163 # Returns the Minor version
164 gcc-minor-version() {
165 echo "$(gcc-version | cut -f2 -d.)"
166 }
167 # Returns the Micro version
168 gcc-micro-version() {
169 echo "$(gcc-fullversion | cut -f3 -d.)"
170 }

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