| 1 | # Copyright 1999-2006 Gentoo Foundation |
1 | # Copyright 1999-2007 Gentoo Foundation |
| 2 | # Distributed under the terms of the GNU General Public License v2 |
2 | # Distributed under the terms of the GNU General Public License v2 |
| 3 | # $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.62 2006/09/24 12:23:22 vapier Exp $ |
3 | # $Header: /var/cvsroot/gentoo-x86/eclass/toolchain-funcs.eclass,v 1.67 2007/03/04 21:03:58 vapier Exp $ |
| 4 | # |
4 | # |
| 5 | # Author: Toolchain Ninjas <toolchain@gentoo.org> |
5 | # Maintainer: Toolchain Ninjas <toolchain@gentoo.org> |
| 6 | # |
6 | # |
| 7 | # This eclass contains (or should) functions to get common info |
7 | # This eclass contains (or should) functions to get common info |
| 8 | # about the toolchain (libc/compiler/binutils/etc...) |
8 | # about the toolchain (libc/compiler/binutils/etc...) |
| 9 | |
9 | |
| 10 | inherit multilib |
10 | inherit multilib |
| … | |
… | |
| 89 | # A simple way to see if we're using a cross-compiler ... |
89 | # A simple way to see if we're using a cross-compiler ... |
| 90 | tc-is-cross-compiler() { |
90 | tc-is-cross-compiler() { |
| 91 | return $([[ ${CBUILD:-${CHOST}} != ${CHOST} ]]) |
91 | return $([[ ${CBUILD:-${CHOST}} != ${CHOST} ]]) |
| 92 | } |
92 | } |
| 93 | |
93 | |
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94 | # See if this toolchain is a softfloat based one. |
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95 | # The possible return values: |
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96 | # - only: the target is always softfloat (never had fpu) |
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97 | # - yes: the target should support softfloat |
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98 | # - no: the target should support hardfloat |
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99 | # This allows us to react differently where packages accept |
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100 | # softfloat flags in the case where support is optional, but |
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101 | # rejects softfloat flags where the target always lacks an fpu. |
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102 | tc-is-softfloat() { |
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103 | case ${CTARGET} in |
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104 | bfin*|h8300*) |
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105 | echo "only" ;; |
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106 | *) |
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107 | [[ ${CTARGET//_/-} == *-softfloat-* ]] \ |
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108 | && echo "yes" \ |
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109 | || echo "no" |
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110 | ;; |
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111 | esac |
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112 | } |
| 94 | |
113 | |
| 95 | # Parse information from CBUILD/CHOST/CTARGET rather than |
114 | # Parse information from CBUILD/CHOST/CTARGET rather than |
| 96 | # use external variables from the profile. |
115 | # use external variables from the profile. |
| 97 | tc-ninja_magic_to_arch() { |
116 | tc-ninja_magic_to_arch() { |
| 98 | ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; } |
117 | ninj() { [[ ${type} == "kern" ]] && echo $1 || echo $2 ; } |
| … | |
… | |
| 150 | tc-ninja_magic_to_arch kern $@ |
169 | tc-ninja_magic_to_arch kern $@ |
| 151 | } |
170 | } |
| 152 | tc-arch() { |
171 | tc-arch() { |
| 153 | tc-ninja_magic_to_arch portage $@ |
172 | tc-ninja_magic_to_arch portage $@ |
| 154 | } |
173 | } |
| 155 | tc-endian() { |
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| 156 | local host=$1 |
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| 157 | [[ -z ${host} ]] && host=${CTARGET:-${CHOST}} |
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| 158 | host=${host%%-*} |
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| 159 | |
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| 160 | case ${host} in |
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| 161 | alpha*) echo big;; |
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| 162 | arm*b*) echo big;; |
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| 163 | arm*) echo little;; |
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| 164 | cris*) echo little;; |
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| 165 | hppa*) echo big;; |
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| 166 | i?86*) echo little;; |
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| 167 | ia64*) echo little;; |
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| 168 | m68*) echo big;; |
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| 169 | mips*l*) echo little;; |
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| 170 | mips*) echo big;; |
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| 171 | powerpc*) echo big;; |
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| 172 | s390*) echo big;; |
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| 173 | sh*b*) echo big;; |
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| 174 | sh*) echo little;; |
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| 175 | sparc*) echo big;; |
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| 176 | x86_64*) echo little;; |
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| 177 | *) echo wtf;; |
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| 178 | esac |
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| 179 | } |
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| 180 | |
174 | |
| 181 | # Returns the version as by `$CC -dumpversion` |
175 | # Returns the version as by `$CC -dumpversion` |
| 182 | gcc-fullversion() { |
176 | gcc-fullversion() { |
| 183 | echo "$($(tc-getCC) -dumpversion)" |
177 | $(tc-getCC "$@") -dumpversion |
| 184 | } |
178 | } |
| 185 | # Returns the version, but only the <major>.<minor> |
179 | # Returns the version, but only the <major>.<minor> |
| 186 | gcc-version() { |
180 | gcc-version() { |
| 187 | echo "$(gcc-fullversion | cut -f1,2 -d.)" |
181 | gcc-fullversion "$@" | cut -f1,2 -d. |
| 188 | } |
182 | } |
| 189 | # Returns the Major version |
183 | # Returns the Major version |
| 190 | gcc-major-version() { |
184 | gcc-major-version() { |
| 191 | echo "$(gcc-version | cut -f1 -d.)" |
185 | gcc-version "$@" | cut -f1 -d. |
| 192 | } |
186 | } |
| 193 | # Returns the Minor version |
187 | # Returns the Minor version |
| 194 | gcc-minor-version() { |
188 | gcc-minor-version() { |
| 195 | echo "$(gcc-version | cut -f2 -d.)" |
189 | gcc-version "$@" | cut -f2 -d. |
| 196 | } |
190 | } |
| 197 | # Returns the Micro version |
191 | # Returns the Micro version |
| 198 | gcc-micro-version() { |
192 | gcc-micro-version() { |
| 199 | echo "$(gcc-fullversion | cut -f3 -d. | cut -f1 -d-)" |
193 | gcc-fullversion "$@" | cut -f3 -d. | cut -f1 -d- |
| 200 | } |
194 | } |
| 201 | |
195 | |
| 202 | # Returns requested gcc specs directive |
196 | # Returns requested gcc specs directive |
| 203 | # Note; later specs normally overwrite earlier ones; however if a later |
197 | # Note; later specs normally overwrite earlier ones; however if a later |
| 204 | # spec starts with '+' then it appends. |
198 | # spec starts with '+' then it appends. |
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