/[gentoo-x86]/eclass/toolchain-funcs.eclass
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Revision 1.22 - (show annotations) (download)
Tue Jan 11 14:49:02 2005 UTC (9 years, 8 months ago) by vapier
Branch: MAIN
Changes since 1.21: +2 -2 lines
kernel arch for x86 is i386, oops

1 # Copyright 1999-2004 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 1.21 2005/01/11 04:23:42 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 ${host} ]] && arg=${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 mips*) echo mips;;
105 powerpc64*) echo ppc64;;
106 powerpc*) echo ppc;;
107 sparc64*) ninj sparc64 sparc;;
108 sparc*) echo sparc;;
109 s390*) echo s390;;
110 sh64*) ninj sh64 sh;;
111 sh*) echo sh;;
112 i?86*) ninj i386 x86;;
113 *) echo wtf;;
114 esac
115 }
116 tc-arch-kernel() {
117 tc-ninja_magic_to_arch kern $@
118 }
119 tc-arch() {
120 tc-ninja_magic_to_arch portage $@
121 }
122 tc-endian() {
123 local host=$1
124 [[ -z ${host} ]] && host=${CHOST}
125
126 case ${host} in
127 alpha*) echo big;;
128 x86_64*) echo little;;
129 arm*eb-*) echo big;;
130 arm*) echo little;;
131 hppa*) echo big;;
132 ia64*) echo little;;
133 m68k*) echo big;;
134 mips*el-*) echo little;;
135 mips*) echo big;;
136 powerpc*) echo big;;
137 sparc*) echo big;;
138 s390*) echo big;;
139 sh*el-) echo little;;
140 sh*) echo big;;
141 i?86*) echo little;;
142 *) echo wtf;;
143 esac
144 }
145
146 # Returns the version as by `$CC -dumpversion`
147 gcc-fullversion() {
148 echo "$($(tc-getCC) -dumpversion)"
149 }
150 # Returns the version, but only the <major>.<minor>
151 gcc-version() {
152 echo "$(gcc-fullversion | cut -f1,2 -d.)"
153 }
154 # Returns the Major version
155 gcc-major-version() {
156 echo "$(gcc-version | cut -f1 -d.)"
157 }
158 # Returns the Minor version
159 gcc-minor-version() {
160 echo "$(gcc-version | cut -f2 -d.)"
161 }
162 # Returns the Micro version
163 gcc-micro-version() {
164 echo "$(gcc-fullversion | cut -f3 -d.)"
165 }

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