| 1 | # Copyright 1999-2011 Gentoo Foundation |
1 | # Copyright 1999-2012 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/flag-o-matic.eclass,v 1.170 2012/05/26 02:55:02 vapier Exp $ |
3 | # $Header: /var/cvsroot/gentoo-x86/eclass/flag-o-matic.eclass,v 1.171 2012/05/30 07:59:51 jlec Exp $ |
| 4 | |
4 | |
| 5 | # @ECLASS: flag-o-matic.eclass |
5 | # @ECLASS: flag-o-matic.eclass |
| 6 | # @MAINTAINER: |
6 | # @MAINTAINER: |
| 7 | # toolchain@gentoo.org |
7 | # toolchain@gentoo.org |
| 8 | # @BLURB: common functions to manipulate and query toolchain flags |
8 | # @BLURB: common functions to manipulate and query toolchain flags |
| … | |
… | |
| 121 | # _LARGEFILE64_SOURCE: enable support for 64bit variants (off64_t/fseeko64/etc...) |
121 | # _LARGEFILE64_SOURCE: enable support for 64bit variants (off64_t/fseeko64/etc...) |
| 122 | # _FILE_OFFSET_BITS: default to 64bit variants (off_t is defined as off64_t) |
122 | # _FILE_OFFSET_BITS: default to 64bit variants (off_t is defined as off64_t) |
| 123 | filter-flags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE |
123 | filter-flags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE |
| 124 | } |
124 | } |
| 125 | |
125 | |
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126 | # @FUNCTION: filter-ldflags |
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127 | # @USAGE: <flags> |
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128 | # @DESCRIPTION: |
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129 | # Remove particular <flags> from LDFLAGS. Accepts shell globs. |
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130 | filter-ldflags() { |
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131 | _filter-var LDFLAGS "$@" |
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132 | return 0 |
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133 | } |
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134 | |
| 126 | # @FUNCTION: append-cppflags |
135 | # @FUNCTION: append-cppflags |
| 127 | # @USAGE: <flags> |
136 | # @USAGE: <flags> |
| 128 | # @DESCRIPTION: |
137 | # @DESCRIPTION: |
| 129 | # Add extra <flags> to the current CPPFLAGS. |
138 | # Add extra <flags> to the current CPPFLAGS. |
| 130 | append-cppflags() { |
139 | append-cppflags() { |
| … | |
… | |
| 169 | # Add flags that enable Large File Support. |
178 | # Add flags that enable Large File Support. |
| 170 | append-lfs-flags() { |
179 | append-lfs-flags() { |
| 171 | [[ $# -ne 0 ]] && die "append-lfs-flags takes no arguments" |
180 | [[ $# -ne 0 ]] && die "append-lfs-flags takes no arguments" |
| 172 | # see comments in filter-lfs-flags func for meaning of these |
181 | # see comments in filter-lfs-flags func for meaning of these |
| 173 | append-cppflags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE |
182 | append-cppflags -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE |
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183 | } |
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184 | |
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185 | # @FUNCTION: append-ldflags |
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186 | # @USAGE: <flags> |
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187 | # @DESCRIPTION: |
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188 | # Add extra <flags> to the current LDFLAGS. |
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189 | append-ldflags() { |
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190 | [[ $# -eq 0 ]] && return 0 |
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191 | local flag |
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192 | for flag in "$@"; do |
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193 | [[ ${flag} == -l* ]] && \ |
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194 | ewarn "Appending a library link instruction (${flag}); libraries to link to should not be passed through LDFLAGS" |
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195 | done |
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196 | |
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197 | export LDFLAGS="${LDFLAGS} $*" |
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198 | return 0 |
| 174 | } |
199 | } |
| 175 | |
200 | |
| 176 | # @FUNCTION: append-flags |
201 | # @FUNCTION: append-flags |
| 177 | # @USAGE: <flags> |
202 | # @USAGE: <flags> |
| 178 | # @DESCRIPTION: |
203 | # @DESCRIPTION: |
| … | |
… | |
| 547 | for flag in "$@"; do |
572 | for flag in "$@"; do |
| 548 | [[ ${flag} == -l* ]] && flag=${flag#-l} |
573 | [[ ${flag} == -l* ]] && flag=${flag#-l} |
| 549 | export LIBS="${LIBS} -l${flag}" |
574 | export LIBS="${LIBS} -l${flag}" |
| 550 | done |
575 | done |
| 551 | |
576 | |
| 552 | return 0 |
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| 553 | } |
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| 554 | |
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| 555 | # @FUNCTION: append-ldflags |
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| 556 | # @USAGE: <flags> |
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| 557 | # @DESCRIPTION: |
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| 558 | # Add extra <flags> to the current LDFLAGS. |
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| 559 | append-ldflags() { |
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| 560 | [[ $# -eq 0 ]] && return 0 |
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| 561 | local flag |
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| 562 | for flag in "$@"; do |
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| 563 | [[ ${flag} == -l* ]] && \ |
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| 564 | ewarn "Appending a library link instruction (${flag}); libraries to link to should not be passed through LDFLAGS" |
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| 565 | done |
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| 566 | |
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| 567 | export LDFLAGS="${LDFLAGS} $*" |
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| 568 | return 0 |
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| 569 | } |
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| 570 | |
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| 571 | # @FUNCTION: filter-ldflags |
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| 572 | # @USAGE: <flags> |
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| 573 | # @DESCRIPTION: |
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| 574 | # Remove particular <flags> from LDFLAGS. Accepts shell globs. |
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| 575 | filter-ldflags() { |
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| 576 | _filter-var LDFLAGS "$@" |
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| 577 | return 0 |
577 | return 0 |
| 578 | } |
578 | } |
| 579 | |
579 | |
| 580 | # @FUNCTION: raw-ldflags |
580 | # @FUNCTION: raw-ldflags |
| 581 | # @USAGE: [flags] |
581 | # @USAGE: [flags] |
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