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Revision 1.39 - (show annotations) (download)
Sat Jun 27 12:37:32 2009 UTC (5 years, 2 months ago) by yngwin
Branch: MAIN
Changes since 1.38: +6 -6 lines
Slight adjustment in SRC_URI for qtsoftware.com

1 # Copyright 2007-2009 Gentoo Foundation
2 # Distributed under the terms of the GNU General Public License v2
3 # $Header: /var/cvsroot/gentoo-x86/eclass/qt4-build.eclass,v 1.38 2009/06/06 22:43:27 hwoarang Exp $
4
5 # @ECLASS: qt4-build.eclass
6 # @MAINTAINER:
7 # Ben de Groot <yngwin@gentoo.org>,
8 # Markos Chandras <hwoarang@gentoo.org>,
9 # Caleb Tennis <caleb@gentoo.org>
10 # @BLURB: Eclass for Qt4 split ebuilds.
11 # @DESCRIPTION:
12 # This eclass contains various functions that are used when building Qt4
13
14 inherit base eutils multilib toolchain-funcs flag-o-matic versionator
15
16 IUSE="${IUSE} custom-cxxflags debug pch"
17 RDEPEND="
18 !<x11-libs/qt-assistant-${PV}
19 !>x11-libs/qt-assistant-${PV}-r9999
20 !<x11-libs/qt-core-${PV}
21 !>x11-libs/qt-core-${PV}-r9999
22 !<x11-libs/qt-dbus-${PV}
23 !>x11-libs/qt-dbus-${PV}-r9999
24 !<x11-libs/qt-demo-${PV}
25 !>x11-libs/qt-demo-${PV}-r9999
26 !<x11-libs/qt-gui-${PV}
27 !>x11-libs/qt-gui-${PV}-r9999
28 !<x11-libs/qt-opengl-${PV}
29 !>x11-libs/qt-opengl-${PV}-r9999
30 !<x11-libs/qt-phonon-${PV}
31 !>x11-libs/qt-phonon-${PV}-r9999
32 !<x11-libs/qt-qt3support-${PV}
33 !>x11-libs/qt-qt3support-${PV}-r9999
34 !<x11-libs/qt-script-${PV}
35 !>x11-libs/qt-script-${PV}-r9999
36 !<x11-libs/qt-sql-${PV}
37 !>x11-libs/qt-sql-${PV}-r9999
38 !<x11-libs/qt-svg-${PV}
39 !>x11-libs/qt-svg-${PV}-r9999
40 !<x11-libs/qt-test-${PV}
41 !>x11-libs/qt-test-${PV}-r9999
42 !<x11-libs/qt-webkit-${PV}
43 !>x11-libs/qt-webkit-${PV}-r9999
44 !<x11-libs/qt-xmlpatterns-${PV}
45 !>x11-libs/qt-xmlpatterns-${PV}-r9999
46 "
47 case "${PV}" in
48 4.?.?_rc*)
49 SRCTYPE="${SRCTYPE:-opensource-src}"
50 MY_PV="${PV/_rc/-rc}"
51 ;;
52 *)
53 SRCTYPE="${SRCTYPE:-opensource-src}"
54 MY_PV="${PV}"
55 ;;
56 esac
57 MY_P=qt-x11-${SRCTYPE}-${MY_PV}
58 S=${WORKDIR}/${MY_P}
59
60 HOMEPAGE="http://www.qtsoftware.com/"
61 SRC_URI="http://get.qtsoftware.com/qt/source/${MY_P}.tar.bz2"
62
63 case "${PV}" in
64 4.4.?) SRC_URI="${SRC_URI} mirror://gentoo/${MY_P}-headers.tar.bz2" ;;
65 *) ;;
66 esac
67
68 if version_is_at_least 4.5 ${PV} ; then
69 LICENSE="|| ( LGPL-2.1 GPL-3 )"
70 fi
71
72 # @FUNCTION: qt4-build_pkg_setup
73 # @DESCRIPTION:
74 # Sets up installation directories, PLATFORM, PATH, and LD_LIBRARY_PATH
75 qt4-build_pkg_setup() {
76 # EAPI=2 ebuilds set use-deps, others need this:
77 if [[ $EAPI != 2 ]]; then
78 # Make sure debug setting corresponds with qt-core (bug 258512)
79 if [[ $PN != "qt-core" ]]; then
80 use debug && QT4_BUILT_WITH_USE_CHECK="${QT4_BUILT_WITH_USE_CHECK}
81 ~x11-libs/qt-core-${PV} debug"
82 fi
83
84 # Check USE requirements
85 qt4-build_check_use
86 fi
87 # Set up installation directories
88 QTBASEDIR=/usr/$(get_libdir)/qt4
89 QTPREFIXDIR=/usr
90 QTBINDIR=/usr/bin
91 QTLIBDIR=/usr/$(get_libdir)/qt4
92 QTPCDIR=/usr/$(get_libdir)/pkgconfig
93 QTDATADIR=/usr/share/qt4
94 QTDOCDIR=/usr/share/doc/qt-${PV}
95 QTHEADERDIR=/usr/include/qt4
96 QTPLUGINDIR=${QTLIBDIR}/plugins
97 QTSYSCONFDIR=/etc/qt4
98 QTTRANSDIR=${QTDATADIR}/translations
99 QTEXAMPLESDIR=${QTDATADIR}/examples
100 QTDEMOSDIR=${QTDATADIR}/demos
101
102 PLATFORM=$(qt_mkspecs_dir)
103
104 PATH="${S}/bin:${PATH}"
105 LD_LIBRARY_PATH="${S}/lib:${LD_LIBRARY_PATH}"
106
107 if ! version_is_at_least 4.1 $(gcc-version) ; then
108 ewarn "Using a GCC version lower than 4.1 is not supported!"
109 echo
110 ebeep 3
111 fi
112
113 if use custom-cxxflags; then
114 echo
115 ewarn "You have set USE=custom-cxxflags, which means Qt will be built with the"
116 ewarn "CXXFLAGS you have set in /etc/make.conf. This is not supported, and we"
117 ewarn "recommend to unset this useflag. But you are free to experiment with it."
118 ewarn "Just do not start crying if it breaks your system, or eats your kitten"
119 ewarn "for breakfast. ;-) "
120 echo
121 fi
122
123 }
124
125 # @ECLASS-VARIABLE: QT4_TARGET_DIRECTORIES
126 # @DESCRIPTION:
127 # Arguments for build_target_directories. Takes the directories, in which the
128 # code should be compiled. This is a space-separated list
129
130 # @ECLASS-VARIABLE: QT4_EXTRACT_DIRECTORIES
131 # @DESCRIPTION:
132 # Space separated list including the directories that will be extracted from Qt
133 # tarball
134
135 # @FUNCTION: qt4-build_src_unpack
136 # @DESCRIPTION:
137 # Unpacks the sources
138 qt4-build_src_unpack() {
139 local target targets licenses
140 if version_is_at_least 4.5 ${PV} ; then
141 licenses="LICENSE.GPL3 LICENSE.LGPL"
142 else
143 licenses="LICENSE.GPL2 LICENSE.GPL3"
144 fi
145 for target in configure ${licenses} projects.pro \
146 src/{qbase,qt_targets,qt_install}.pri bin config.tests mkspecs qmake \
147 ${QT4_EXTRACT_DIRECTORIES}; do
148 targets="${targets} ${MY_P}/${target}"
149 done
150
151 echo tar xjpf "${DISTDIR}"/${MY_P}.tar.bz2 ${targets}
152 tar xjpf "${DISTDIR}"/${MY_P}.tar.bz2 ${targets}
153
154 case "${PV}" in
155 4.4.?)
156 echo tar xjpf "${DISTDIR}"/${MY_P}-headers.tar.bz2
157 tar xjpf "${DISTDIR}"/${MY_P}-headers.tar.bz2
158 ;;
159 esac
160
161 # Be backwards compatible for now
162 if [[ $EAPI != 2 ]]; then
163 qt4-build_src_prepare
164 fi
165 }
166
167 # @ECLASS-VARIABLE: PATCHES
168 # @DESCRIPTION:
169 # In case you have patches to apply, specify them in PATCHES variable. Make sure
170 # to specify the full path. This variable is necessary for src_prepare phase.
171 # example:
172 # PATCHES="${FILESDIR}"/mypatch.patch
173 # ${FILESDIR}"/mypatch2.patch"
174 #
175
176 # @FUNCTION: qt4-build_src_prepare
177 # @DESCRIPTION:
178 # Prepare the sources before the configure phase. Strip CFLAGS if necessary, and fix
179 # source files in order to respect CFLAGS/CXXFLAGS/LDFLAGS specified on /etc/make.conf.
180 qt4-build_src_prepare() {
181 cd "${S}"
182
183 if [[ ${PN} != qt-core ]]; then
184 skip_qmake_build_patch
185 skip_project_generation_patch
186 symlink_binaries_to_buildtree
187 fi
188
189 if ! use custom-cxxflags;then
190 # Don't let the user go too overboard with flags.
191 strip-flags
192 replace-flags -O3 -O2
193 fi
194
195 # Bug 178652
196 if [[ "$(gcc-major-version)" == "3" ]] && use amd64; then
197 ewarn "Appending -fno-gcse to CFLAGS/CXXFLAGS"
198 append-flags -fno-gcse
199 fi
200
201 # Unsupported old gcc versions - hardened needs this :(
202 if [[ $(gcc-major-version) -lt "4" ]] ; then
203 ewarn "Appending -fno-stack-protector to CXXFLAGS"
204 append-cxxflags -fno-stack-protector
205 # Bug 253127
206 sed -e "/^QMAKE_CFLAGS\t/ s:$: -fno-stack-protector-all:" \
207 -i "${S}"/mkspecs/common/g++.conf || die "sed ${S}/mkspecs/common/g++.conf failed"
208 fi
209
210 # Bug 172219
211 sed -e "s:QMAKE_CFLAGS_RELEASE.*=.*:QMAKE_CFLAGS_RELEASE=${CFLAGS}:" \
212 -e "s:QMAKE_CXXFLAGS_RELEASE.*=.*:QMAKE_CXXFLAGS_RELEASE=${CXXFLAGS}:" \
213 -e "s:QMAKE_LFLAGS_RELEASE.*=.*:QMAKE_LFLAGS_RELEASE=${LDFLAGS}:" \
214 -e "s:X11R6/::" \
215 -i "${S}"/mkspecs/$(qt_mkspecs_dir)/qmake.conf || die "sed ${S}/mkspecs/$(qt_mkspecs_dir)/qmake.conf failed"
216
217 sed -e "s:QMAKE_CFLAGS_RELEASE.*=.*:QMAKE_CFLAGS_RELEASE=${CFLAGS}:" \
218 -e "s:QMAKE_CXXFLAGS_RELEASE.*=.*:QMAKE_CXXFLAGS_RELEASE=${CXXFLAGS}:" \
219 -e "s:QMAKE_LFLAGS_RELEASE.*=.*:QMAKE_LFLAGS_RELEASE=${LDFLAGS}:" \
220 -i "${S}"/mkspecs/common/g++.conf || die "sed ${S}/mkspecs/common/g++.conf failed"
221
222 base_src_prepare
223 }
224
225 # @FUNCTION: qt4-build_src_configure
226 # @DESCRIPTION:
227 # Default configure phase
228 qt4-build_src_configure() {
229
230 myconf="$(standard_configure_options) ${myconf}"
231
232 echo ./configure ${myconf}
233 ./configure ${myconf} || die "./configure failed"
234 }
235
236 # @FUNCTION: qt4-build_src_compile
237 # @DESCRIPTION: Actual compile phase
238 qt4-build_src_compile() {
239 # Be backwards compatible for now
240 if [[ $EAPI != 2 ]]; then
241 qt4-build_src_configure
242 fi
243
244 build_directories "${QT4_TARGET_DIRECTORIES}"
245 }
246
247 # @FUNCTION: qt4-build_src_install
248 # @DESCRIPTION:
249 # Perform the actual installation including some library fixes.
250 qt4-build_src_install() {
251 install_directories "${QT4_TARGET_DIRECTORIES}"
252 install_qconfigs
253 fix_library_files
254 }
255
256 # @FUNCTION: standard_configure_options
257 # @DESCRIPTION:
258 # Sets up some standard configure options, like libdir (if necessary), whether
259 # debug info is wanted or not.
260 standard_configure_options() {
261 local myconf=""
262
263 [[ $(get_libdir) != "lib" ]] && myconf="${myconf} -L/usr/$(get_libdir)"
264
265 # Disable visibility explicitly if gcc version isn't 4
266 if [[ "$(gcc-major-version)" -lt "4" ]]; then
267 myconf="${myconf} -no-reduce-exports"
268 fi
269
270 # precompiled headers doesn't work on hardened, where the flag is masked.
271 if use pch; then
272 myconf="${myconf} -pch"
273 else
274 myconf="${myconf} -no-pch"
275 fi
276
277 if use debug; then
278 myconf="${myconf} -debug -no-separate-debug-info"
279 else
280 myconf="${myconf} -release -no-separate-debug-info"
281 fi
282
283 # ARCH is set on Gentoo. Qt now falls back to generic on an unsupported
284 # $(tc-arch). Therefore we convert it to supported values.
285 case "$(tc-arch)" in
286 amd64) myconf="${myconf} -arch x86_64" ;;
287 ppc|ppc64) myconf="${myconf} -arch powerpc" ;;
288 x86|x86-*) myconf="${myconf} -arch i386" ;;
289 alpha|arm|ia64|mips|s390|sparc) myconf="${myconf} -arch $(tc-arch)" ;;
290 hppa|sh) myconf="${myconf} -arch generic" ;;
291 *) die "$(tc-arch) is unsupported by this eclass. Please file a bug." ;;
292 esac
293
294 myconf="${myconf} -platform $(qt_mkspecs_dir) -stl -verbose -largefile -confirm-license -no-rpath
295 -prefix ${QTPREFIXDIR} -bindir ${QTBINDIR} -libdir ${QTLIBDIR}
296 -datadir ${QTDATADIR} -docdir ${QTDOCDIR} -headerdir ${QTHEADERDIR}
297 -plugindir ${QTPLUGINDIR} -sysconfdir ${QTSYSCONFDIR}
298 -translationdir ${QTTRANSDIR} -examplesdir ${QTEXAMPLESDIR}
299 -demosdir ${QTDEMOSDIR} -silent -fast
300 $([[ ${PN} == qt-xmlpatterns ]] || echo -no-exceptions)
301 -reduce-relocations -nomake examples -nomake demos"
302
303 # Make eclass 4.5.{1,2} ready
304 case "${MY_PV}" in
305 4.5.1 | 4.5.2)
306 myconf="${myconf} -opensource"
307 ;;
308 esac
309
310 echo "${myconf}"
311 }
312
313 # @FUNCTION: build_directories
314 # @USAGE: < directories >
315 # @DESCRIPTION:
316 # Compiles the code in $QT4_TARGET_DIRECTORIES
317 build_directories() {
318 local dirs="$@"
319 for x in ${dirs}; do
320 cd "${S}"/${x}
321 "${S}"/bin/qmake "LIBS+=-L${QTLIBDIR}" "CONFIG+=nostrip" || die "qmake failed"
322 emake || die "emake failed"
323 done
324 }
325
326 # @FUNCTION: install_directories
327 # @USAGE: < directories >
328 # @DESCRIPTION:
329 # run emake install in the given directories, which are separated by spaces
330 install_directories() {
331 local dirs="$@"
332 for x in ${dirs}; do
333 pushd "${S}"/${x} >/dev/null || die "Can't pushd ${S}/${x}"
334 emake INSTALL_ROOT="${D}" install || die "emake install failed"
335 popd >/dev/null || die "Can't popd from ${S}/${x}"
336 done
337 }
338
339 # @ECLASS-VARIABLE: QCONFIG_ADD
340 # @DESCRIPTION:
341 # List options that need to be added to QT_CONFIG in qconfig.pri
342 QCONFIG_ADD="${QCONFIG_ADD:-}"
343
344 # @ECLASS-VARIABLE: QCONFIG_REMOVE
345 # @DESCRIPTION:
346 # List options that need to be removed from QT_CONFIG in qconfig.pri
347 QCONFIG_REMOVE="${QCONFIG_REMOVE:-}"
348
349 # @ECLASS-VARIABLE: QCONFIG_DEFINE
350 # @DESCRIPTION:
351 # List variables that should be defined at the top of QtCore/qconfig.h
352 QCONFIG_DEFINE="${QCONFIG_DEFINE:-}"
353
354 # @FUNCTION: install_qconfigs
355 # @DESCRIPTION: Install gentoo-specific mkspecs configurations
356 install_qconfigs() {
357 local x
358 if [[ -n ${QCONFIG_ADD} || -n ${QCONFIG_REMOVE} ]]; then
359 for x in QCONFIG_ADD QCONFIG_REMOVE; do
360 [[ -n ${!x} ]] && echo ${x}=${!x} >> "${T}"/${PN}-qconfig.pri
361 done
362 insinto ${QTDATADIR}/mkspecs/gentoo
363 doins "${T}"/${PN}-qconfig.pri || die "installing ${PN}-qconfig.pri failed"
364 fi
365
366 if [[ -n ${QCONFIG_DEFINE} ]]; then
367 for x in ${QCONFIG_DEFINE}; do
368 echo "#define ${x}" >> "${T}"/gentoo-${PN}-qconfig.h
369 done
370 insinto ${QTHEADERDIR}/Gentoo
371 doins "${T}"/gentoo-${PN}-qconfig.h || die "installing ${PN}-qconfig.h failed"
372 fi
373 }
374
375 # @FUNCTION: generate_qconfigs
376 # @DESCRIPTION: Generates gentoo-specific configurations
377 generate_qconfigs() {
378 if [[ -n ${QCONFIG_ADD} || -n ${QCONFIG_REMOVE} || -n ${QCONFIG_DEFINE} || ${CATEGORY}/${PN} == x11-libs/qt-core ]]; then
379 local x qconfig_add qconfig_remove qconfig_new
380 for x in "${ROOT}${QTDATADIR}"/mkspecs/gentoo/*-qconfig.pri; do
381 [[ -f ${x} ]] || continue
382 qconfig_add="${qconfig_add} $(sed -n 's/^QCONFIG_ADD=//p' "${x}")"
383 qconfig_remove="${qconfig_remove} $(sed -n 's/^QCONFIG_REMOVE=//p' "${x}")"
384 done
385
386 # these error checks do not use die because dying in pkg_post{inst,rm}
387 # just makes things worse.
388 if [[ -e "${ROOT}${QTDATADIR}"/mkspecs/gentoo/qconfig.pri ]]; then
389 # start with the qconfig.pri that qt-core installed
390 if ! cp "${ROOT}${QTDATADIR}"/mkspecs/gentoo/qconfig.pri \
391 "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri; then
392 eerror "cp qconfig failed."
393 return 1
394 fi
395
396 # generate list of QT_CONFIG entries from the existing list
397 # including qconfig_add and excluding qconfig_remove
398 for x in $(sed -n 's/^QT_CONFIG +=//p' \
399 "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri) ${qconfig_add}; do
400 hasq ${x} ${qconfig_remove} || qconfig_new="${qconfig_new} ${x}"
401 done
402
403 # replace the existing QT_CONFIG list with qconfig_new
404 if ! sed -i -e "s/QT_CONFIG +=.*/QT_CONFIG += ${qconfig_new}/" \
405 "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri; then
406 eerror "Sed for QT_CONFIG failed"
407 return 1
408 fi
409
410 # create Gentoo/qconfig.h
411 if [[ ! -e ${ROOT}${QTHEADERDIR}/Gentoo ]]; then
412 if ! mkdir -p "${ROOT}${QTHEADERDIR}"/Gentoo; then
413 eerror "mkdir ${QTHEADERDIR}/Gentoo failed"
414 return 1
415 fi
416 fi
417 : > "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-qconfig.h
418 for x in "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-*-qconfig.h; do
419 [[ -f ${x} ]] || continue
420 cat "${x}" >> "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-qconfig.h
421 done
422 else
423 rm -f "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri
424 rm -f "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-qconfig.h
425 rmdir "${ROOT}${QTDATADIR}"/mkspecs \
426 "${ROOT}${QTDATADIR}" \
427 "${ROOT}${QTHEADERDIR}"/Gentoo \
428 "${ROOT}${QTHEADERDIR}" 2>/dev/null
429 fi
430 fi
431 }
432
433 # @FUNCTION: qt4-build_pkg_postrm
434 # @DESCRIPTION: Generate configurations when the package is completely removed
435 qt4-build_pkg_postrm() {
436 generate_qconfigs
437 }
438
439 # @FUNCTION: qt4-build_pkg_postinst
440 # @DESCRIPTION: Generate configuration, plus throws a message about possible
441 # breakages and proposed solutions.
442 qt4-build_pkg_postinst() {
443 generate_qconfigs
444 echo
445 ewarn "After a rebuild or upgrade of Qt, it can happen that Qt plugins (such as Qt"
446 ewarn "and KDE styles and widgets) can no longer be loaded. In this situation you"
447 ewarn "should recompile the packages providing these plugins. Also, make sure you"
448 ewarn "compile the Qt packages, and the packages that depend on it, with the same"
449 ewarn "GCC version and the same USE flag settings (especially the debug flag)."
450 ewarn
451 ewarn "Packages that typically need to be recompiled are kdelibs from KDE4, any"
452 ewarn "additional KDE4/Qt4 styles, qscintilla and PyQt4. Before filing a bug report,"
453 ewarn "make sure all your Qt4 packages are up-to-date and built with the same"
454 ewarn "configuration."
455 ewarn
456 ewarn "For more information, see http://doc.trolltech.com/4.4/plugins-howto.html"
457 echo
458 }
459
460 # @FUNCTION: skip_qmake_build_patch
461 # @DESCRIPTION:
462 # Don't need to build qmake, as it's already installed from qt-core
463 skip_qmake_build_patch() {
464 # Don't need to build qmake, as it's already installed from qt-core
465 sed -i -e "s:if true:if false:g" "${S}"/configure || die "Sed failed"
466 }
467
468 # @FUNCTION: skip_project_generation_patch
469 # @DESCRIPTION:
470 # Exit the script early by throwing in an exit before all of the .pro files are scanned
471 skip_project_generation_patch() {
472 # Exit the script early by throwing in an exit before all of the .pro files are scanned
473 sed -e "s:echo \"Finding:exit 0\n\necho \"Finding:g" \
474 -i "${S}"/configure || die "Sed failed"
475 }
476
477 # @FUNCTION: symlink_binaries_to_buildtree
478 # @DESCRIPTION:
479 # Symlink generated binaries to buildtree so they can be used during compilation
480 # time
481 symlink_binaries_to_buildtree() {
482 for bin in qmake moc uic rcc; do
483 ln -s ${QTBINDIR}/${bin} "${S}"/bin/ || die "Symlinking ${bin} to ${S}/bin failed."
484 done
485 }
486
487 # @FUNCTION: fix_library_files
488 # @DESCRIPTION:
489 # Fixes the pathes in *.la, *.prl, *.pc, as they are wrong due to sandbox and
490 # moves the *.pc-files into the pkgconfig directory
491 fix_library_files() {
492 for libfile in "${D}"/${QTLIBDIR}/{*.la,*.prl,pkgconfig/*.pc}; do
493 if [[ -e ${libfile} ]]; then
494 sed -i -e "s:${S}/lib:${QTLIBDIR}:g" ${libfile} || die "Sed on ${libfile} failed."
495 fi
496 done
497
498 # pkgconfig files refer to WORKDIR/bin as the moc and uic locations. Fix:
499 for libfile in "${D}"/${QTLIBDIR}/pkgconfig/*.pc; do
500 if [[ -e ${libfile} ]]; then
501 sed -i -e "s:${S}/bin:${QTBINDIR}:g" ${libfile} || die "Sed failed"
502
503 # Move .pc files into the pkgconfig directory
504 dodir ${QTPCDIR}
505 mv ${libfile} "${D}"/${QTPCDIR}/ \
506 || die "Moving ${libfile} to ${D}/${QTPCDIR}/ failed."
507 fi
508 done
509
510 # Don't install an empty directory
511 rmdir "${D}"/${QTLIBDIR}/pkgconfig
512 }
513
514 # @FUNCTION: qt_use
515 # @USAGE: < flag > [ feature ] [ enableval ]
516 # @DESCRIPTION:
517 # This will echo "${enableval}-${feature}" if <flag> is enabled, or
518 # "-no-${feature} if the flag is disabled. If [feature] is not specified <flag>
519 # will be used for that. If [enableval] is not specified, it omits the
520 # assignment-part
521 qt_use() {
522 local flag="${1}"
523 local feature="${1}"
524 local enableval=
525
526 [[ -n ${2} ]] && feature=${2}
527 [[ -n ${3} ]] && enableval="-${3}"
528
529 if use ${flag}; then
530 echo "${enableval}-${feature}"
531 else
532 echo "-no-${feature}"
533 fi
534 }
535
536 # @ECLASS-VARIABLE: QT4_BUILT_WITH_USE_CHECK
537 # @DESCRIPTION:
538 # The contents of $QT4_BUILT_WITH_USE_CHECK gets fed to built_with_use
539 # (eutils.eclass), line per line.
540 #
541 # Example:
542 # @CODE
543 # pkg_setup() {
544 # use qt3support && QT4_BUILT_WITH_USE_CHECK="${QT4_BUILT_WITH_USE_CHECK}
545 # ~x11-libs/qt-gui-${PV} qt3support"
546 # qt4-build_check_use
547 # }
548 # @CODE
549
550 # Run built_with_use on each flag and print appropriate error messages if any
551 # flags are missing
552
553 _qt_built_with_use() {
554 local missing opt pkg flag flags
555
556 if [[ ${1} = "--missing" ]]; then
557 missing="${1} ${2}" && shift 2
558 fi
559 if [[ ${1:0:1} = "-" ]]; then
560 opt=${1} && shift
561 fi
562
563 pkg=${1} && shift
564
565 for flag in "${@}"; do
566 flags="${flags} ${flag}"
567 if ! built_with_use ${missing} ${opt} ${pkg} ${flag}; then
568 flags="${flags}*"
569 else
570 [[ ${opt} = "-o" ]] && return 0
571 fi
572 done
573 if [[ "${flags# }" = "${@}" ]]; then
574 return 0
575 fi
576 if [[ ${opt} = "-o" ]]; then
577 eerror "This package requires '${pkg}' to be built with any of the following USE flags: '$*'."
578 else
579 eerror "This package requires '${pkg}' to be built with the following USE flags: '${flags# }'."
580 fi
581 return 1
582 }
583
584 # @FUNCTION: qt4-build_check_use
585 # @DESCRIPTION:
586 # Check if the listed packages in $QT4_BUILT_WITH_USE_CHECK are built with the
587 # USE flags listed.
588 #
589 # If any of the required USE flags are missing, an eerror will be printed for
590 # each package with missing USE flags.
591 qt4-build_check_use() {
592 local line missing
593 while read line; do
594 [[ -z ${line} ]] && continue
595 if ! _qt_built_with_use ${line}; then
596 missing=true
597 fi
598 done <<< "${QT4_BUILT_WITH_USE_CHECK}"
599 if [[ -n ${missing} ]]; then
600 echo
601 eerror "Flags marked with an * are missing."
602 die "Missing USE flags found"
603 fi
604 }
605
606 # @FUNCTION: qt_mkspecs_dir
607 # @RETURN: the specs-directory w/o path
608 # @DESCRIPTION:
609 # Allows us to define which mkspecs dir we want to use.
610 qt_mkspecs_dir() {
611 # Allows us to define which mkspecs dir we want to use.
612 local spec
613
614 case ${CHOST} in
615 *-freebsd*|*-dragonfly*)
616 spec="freebsd" ;;
617 *-openbsd*)
618 spec="openbsd" ;;
619 *-netbsd*)
620 spec="netbsd" ;;
621 *-darwin*)
622 spec="darwin" ;;
623 *-linux-*|*-linux)
624 spec="linux" ;;
625 *)
626 die "Unknown CHOST, no platform choosen."
627 esac
628
629 CXX=$(tc-getCXX)
630 if [[ ${CXX/g++/} != ${CXX} ]]; then
631 spec="${spec}-g++"
632 elif [[ ${CXX/icpc/} != ${CXX} ]]; then
633 spec="${spec}-icc"
634 else
635 die "Unknown compiler ${CXX}."
636 fi
637
638 echo "${spec}"
639 }
640
641 case ${EAPI:-0} in
642 0|1) EXPORT_FUNCTIONS pkg_setup src_unpack src_compile src_install pkg_postrm pkg_postinst ;;
643 2) EXPORT_FUNCTIONS pkg_setup src_unpack src_prepare src_configure src_compile src_install pkg_postrm pkg_postinst ;;
644 esac

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