/[gentoo-x86]/eclass/toolchain-funcs.eclass
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Revision 1.18 - (show annotations) (download)
Fri Dec 31 03:18:42 2004 UTC (9 years, 7 months ago) by vapier
Branch: MAIN
Changes since 1.17: +2 -2 lines
dont kill $prog unless $search is valid

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 1.17 2004/12/30 21:27:27 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 eutils
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 if [[ -n ${CHOST} ]] ; then
27 local search=$(type -p "${CHOST}-${prog}")
28 [[ -n ${search} ]] && prog=${search##*/}
29 fi
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}
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} != ${CHOST} ]])
86 fi
87 return 1
88 }
89
90
91 # Returns the version as by `$CC -dumpversion`
92 gcc-fullversion() {
93 echo "$($(tc-getCC) -dumpversion)"
94 }
95 # Returns the version, but only the <major>.<minor>
96 gcc-version() {
97 echo "$(gcc-fullversion | cut -f1,2 -d.)"
98 }
99 # Returns the Major version
100 gcc-major-version() {
101 echo "$(gcc-version | cut -f1 -d.)"
102 }
103 # Returns the Minor version
104 gcc-minor-version() {
105 echo "$(gcc-version | cut -f2 -d.)"
106 }
107 # Returns the Micro version
108 gcc-micro-version() {
109 echo "$(gcc-fullversion | cut -f3 -d.)"
110 }

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