/[gentoo-x86]/eclass/qt4-build.eclass
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Revision 1.34 - (show annotations) (download)
Fri May 22 22:21:38 2009 UTC (4 years, 10 months ago) by hwoarang
Branch: MAIN
Changes since 1.33: +84 -2 lines
Prepare eclasses for eclass-manpage package. Clean up qt4.eclass. Thanks to mren and Davide for the help.Fixes bug 209626

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 1.33 2009/05/12 14:21:22 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 eutils multilib toolchain-funcs flag-o-matic versionator
15
16 IUSE="${IUSE} custom-cxxflags debug pch"
17
18 case "${PV}" in
19 4.?.?_rc*)
20 SRCTYPE="${SRCTYPE:-opensource-src}"
21 MY_PV="${PV/_rc/-rc}"
22 ;;
23 *)
24 SRCTYPE="${SRCTYPE:-opensource-src}"
25 MY_PV="${PV}"
26 ;;
27 esac
28 MY_P=qt-x11-${SRCTYPE}-${MY_PV}
29 S=${WORKDIR}/${MY_P}
30
31 HOMEPAGE="http://www.qtsoftware.com/"
32 SRC_URI="http://download.qtsoftware.com/qt/source/${MY_P}.tar.bz2"
33
34 case "${PV}" in
35 4.4.?) SRC_URI="${SRC_URI} mirror://gentoo/${MY_P}-headers.tar.bz2" ;;
36 *) ;;
37 esac
38
39 if version_is_at_least 4.5 ${PV} ; then
40 LICENSE="|| ( LGPL-2.1 GPL-3 )"
41 fi
42
43 # @FUNCTION: qt4-build_pkg_setup
44 # @DESCRIPTION:
45 # Sets up installation directories, PLATFORM, PATH, and LD_LIBRARY_PATH
46 qt4-build_pkg_setup() {
47 # EAPI=2 ebuilds set use-deps, others need this:
48 if [[ $EAPI != 2 ]]; then
49 # Make sure debug setting corresponds with qt-core (bug 258512)
50 if [[ $PN != "qt-core" ]]; then
51 use debug && QT4_BUILT_WITH_USE_CHECK="${QT4_BUILT_WITH_USE_CHECK}
52 ~x11-libs/qt-core-${PV} debug"
53 fi
54
55 # Check USE requirements
56 qt4-build_check_use
57 fi
58 # Set up installation directories
59 QTBASEDIR=/usr/$(get_libdir)/qt4
60 QTPREFIXDIR=/usr
61 QTBINDIR=/usr/bin
62 QTLIBDIR=/usr/$(get_libdir)/qt4
63 QTPCDIR=/usr/$(get_libdir)/pkgconfig
64 QTDATADIR=/usr/share/qt4
65 QTDOCDIR=/usr/share/doc/qt-${PV}
66 QTHEADERDIR=/usr/include/qt4
67 QTPLUGINDIR=${QTLIBDIR}/plugins
68 QTSYSCONFDIR=/etc/qt4
69 QTTRANSDIR=${QTDATADIR}/translations
70 QTEXAMPLESDIR=${QTDATADIR}/examples
71 QTDEMOSDIR=${QTDATADIR}/demos
72
73 PLATFORM=$(qt_mkspecs_dir)
74
75 PATH="${S}/bin:${PATH}"
76 LD_LIBRARY_PATH="${S}/lib:${LD_LIBRARY_PATH}"
77
78 if ! version_is_at_least 4.1 $(gcc-version) ; then
79 ewarn "Using a GCC version lower than 4.1 is not supported!"
80 echo
81 ebeep 3
82 fi
83
84 if use custom-cxxflags; then
85 echo
86 ewarn "You have set USE=custom-cxxflags, which means Qt will be built with the"
87 ewarn "CXXFLAGS you have set in /etc/make.conf. This is not supported, and we"
88 ewarn "recommend to unset this useflag. But you are free to experiment with it."
89 ewarn "Just do not start crying if it breaks your system, or eats your kitten"
90 ewarn "for breakfast. ;-) "
91 echo
92 fi
93
94 }
95
96 # @ECLASS-VARIABLE: QT4_TARGET_DIRECTORIES
97 # @DESCRIPTION:
98 # Arguments for build_target_directories. Takes the directories, in which the
99 # code should be compiled. This is a space-separated list
100
101 # @ECLASS-VARIABLE: QT4_EXTRACT_DIRECTORIES
102 # @DESCRIPTION:
103 # Space separated list including the directories that will be extracted from Qt
104 # tarball
105
106 # @FUNCTION: qt4-build_src_unpack
107 # @DESCRIPTION:
108 # Unpacks the sources
109 qt4-build_src_unpack() {
110 local target targets licenses
111 if version_is_at_least 4.5 ${PV} ; then
112 licenses="LICENSE.GPL3 LICENSE.LGPL"
113 else
114 licenses="LICENSE.GPL2 LICENSE.GPL3"
115 fi
116 for target in configure ${licenses} projects.pro \
117 src/{qbase,qt_targets,qt_install}.pri bin config.tests mkspecs qmake \
118 ${QT4_EXTRACT_DIRECTORIES}; do
119 targets="${targets} ${MY_P}/${target}"
120 done
121
122 echo tar xjpf "${DISTDIR}"/${MY_P}.tar.bz2 ${targets}
123 tar xjpf "${DISTDIR}"/${MY_P}.tar.bz2 ${targets}
124
125 case "${PV}" in
126 4.4.?)
127 echo tar xjpf "${DISTDIR}"/${MY_P}-headers.tar.bz2
128 tar xjpf "${DISTDIR}"/${MY_P}-headers.tar.bz2
129 ;;
130 esac
131
132 # Be backwards compatible for now
133 if [[ $EAPI != 2 ]]; then
134 qt4-build_src_prepare
135 fi
136 }
137
138
139 # @FUNCTION: qt4-build_src_prepare
140 # @DESCRIPTION:
141 # Prepare the sources before the configure phase. Strip CFLAGS if necessary, and fix
142 # source files in order to respect CFLAGS/CXXFLAGS/LDFLAGS specified on /etc/make.conf.
143 qt4-build_src_prepare() {
144 cd "${S}"
145
146 if [[ ${PN} != qt-core ]]; then
147 skip_qmake_build_patch
148 skip_project_generation_patch
149 symlink_binaries_to_buildtree
150 fi
151
152 if ! use custom-cxxflags;then
153 # Don't let the user go too overboard with flags.
154 strip-flags
155 replace-flags -O3 -O2
156 fi
157
158 # Bug 178652
159 if [[ "$(gcc-major-version)" == "3" ]] && use amd64; then
160 ewarn "Appending -fno-gcse to CFLAGS/CXXFLAGS"
161 append-flags -fno-gcse
162 fi
163
164 # Unsupported old gcc versions - hardened needs this :(
165 if [[ $(gcc-major-version) -lt "4" ]] ; then
166 ewarn "Appending -fno-stack-protector to CXXFLAGS"
167 append-cxxflags -fno-stack-protector
168 # Bug 253127
169 sed -e "/^QMAKE_CFLAGS\t/ s:$: -fno-stack-protector-all:" \
170 -i "${S}"/mkspecs/common/g++.conf || die "sed ${S}/mkspecs/common/g++.conf failed"
171 fi
172
173 # Bug 172219
174 sed -e "s:QMAKE_CFLAGS_RELEASE.*=.*:QMAKE_CFLAGS_RELEASE=${CFLAGS}:" \
175 -e "s:QMAKE_CXXFLAGS_RELEASE.*=.*:QMAKE_CXXFLAGS_RELEASE=${CXXFLAGS}:" \
176 -e "s:QMAKE_LFLAGS_RELEASE.*=.*:QMAKE_LFLAGS_RELEASE=${LDFLAGS}:" \
177 -e "s:X11R6/::" \
178 -i "${S}"/mkspecs/$(qt_mkspecs_dir)/qmake.conf || die "sed ${S}/mkspecs/$(qt_mkspecs_dir)/qmake.conf failed"
179
180 sed -e "s:QMAKE_CFLAGS_RELEASE.*=.*:QMAKE_CFLAGS_RELEASE=${CFLAGS}:" \
181 -e "s:QMAKE_CXXFLAGS_RELEASE.*=.*:QMAKE_CXXFLAGS_RELEASE=${CXXFLAGS}:" \
182 -e "s:QMAKE_LFLAGS_RELEASE.*=.*:QMAKE_LFLAGS_RELEASE=${LDFLAGS}:" \
183 -i "${S}"/mkspecs/common/g++.conf || die "sed ${S}/mkspecs/common/g++.conf failed"
184
185 }
186
187 # @FUNCTION: qt4-build_src_configure
188 # @DESCRIPTION:
189 # Default configure phase
190 qt4-build_src_configure() {
191
192 myconf="$(standard_configure_options) ${myconf}"
193
194 echo ./configure ${myconf}
195 ./configure ${myconf} || die "./configure failed"
196 }
197
198 # @FUNCTION: qt4-build_src_compile
199 # @DESCRIPTION: Actual compile phase
200 qt4-build_src_compile() {
201 # Be backwards compatible for now
202 if [[ $EAPI != 2 ]]; then
203 qt4-build_src_configure
204 fi
205
206 build_directories "${QT4_TARGET_DIRECTORIES}"
207 }
208
209 # @FUNCTION: qt4-build_src_install
210 # @DESCRIPTION:
211 # Perform the actual installation including some library fixes.
212 qt4-build_src_install() {
213 install_directories "${QT4_TARGET_DIRECTORIES}"
214 install_qconfigs
215 fix_library_files
216 }
217
218 # @FUNCTION: standard_configure_options
219 # @DESCRIPTION:
220 # Sets up some standard configure options, like libdir (if necessary), whether
221 # debug info is wanted or not.
222 standard_configure_options() {
223 local myconf=""
224
225 [[ $(get_libdir) != "lib" ]] && myconf="${myconf} -L/usr/$(get_libdir)"
226
227 # Disable visibility explicitly if gcc version isn't 4
228 if [[ "$(gcc-major-version)" -lt "4" ]]; then
229 myconf="${myconf} -no-reduce-exports"
230 fi
231
232 # precompiled headers doesn't work on hardened, where the flag is masked.
233 if use pch; then
234 myconf="${myconf} -pch"
235 else
236 myconf="${myconf} -no-pch"
237 fi
238
239 if use debug; then
240 myconf="${myconf} -debug -no-separate-debug-info"
241 else
242 myconf="${myconf} -release -no-separate-debug-info"
243 fi
244
245 # ARCH is set on Gentoo. Qt now falls back to generic on an unsupported
246 # $(tc-arch). Therefore we convert it to supported values.
247 case "$(tc-arch)" in
248 amd64) myconf="${myconf} -arch x86_64" ;;
249 ppc|ppc64) myconf="${myconf} -arch powerpc" ;;
250 x86|x86-*) myconf="${myconf} -arch i386" ;;
251 alpha|arm|ia64|mips|s390|sparc) myconf="${myconf} -arch $(tc-arch)" ;;
252 hppa|sh) myconf="${myconf} -arch generic" ;;
253 *) die "$(tc-arch) is unsupported by this eclass. Please file a bug." ;;
254 esac
255
256 # Bug 261412 Qt configure detects archs by uname
257 case "$(tc-arch)" in
258 ppc) myconf="${myconf} -platform linux-g++-32";;
259 esac
260
261 myconf="${myconf} -stl -verbose -largefile -confirm-license -no-rpath
262 -prefix ${QTPREFIXDIR} -bindir ${QTBINDIR} -libdir ${QTLIBDIR}
263 -datadir ${QTDATADIR} -docdir ${QTDOCDIR} -headerdir ${QTHEADERDIR}
264 -plugindir ${QTPLUGINDIR} -sysconfdir ${QTSYSCONFDIR}
265 -translationdir ${QTTRANSDIR} -examplesdir ${QTEXAMPLESDIR}
266 -demosdir ${QTDEMOSDIR} -silent -fast
267 $([[ ${PN} == qt-xmlpatterns ]] || echo -no-exceptions)
268 -reduce-relocations -nomake examples -nomake demos"
269
270 # Make eclass 4.5.{1,2} ready
271 case "${MY_PV}" in
272 4.5.1 | 4.5.2)
273 myconf="${myconf} -opensource"
274 ;;
275 esac
276
277 # bug 270475
278 case "${MY_PV}" in
279 4.5.1 | 4.5.2)
280 myconf="${myconf} -platform $(qt_mkspecs_dir)"
281 ;;
282 esac
283
284 echo "${myconf}"
285 }
286
287 # @FUNCTION: build_directories
288 # @USAGE: < directories >
289 # @DESCRIPTION:
290 # Compiles the code in $QT4_TARGET_DIRECTORIES
291 build_directories() {
292 local dirs="$@"
293 for x in ${dirs}; do
294 cd "${S}"/${x}
295 "${S}"/bin/qmake "LIBS+=-L${QTLIBDIR}" "CONFIG+=nostrip" || die "qmake failed"
296 emake || die "emake failed"
297 done
298 }
299
300 # @FUNCTION: install_directories
301 # @USAGE: < directories >
302 # @DESCRIPTION:
303 # run emake install in the given directories, which are separated by spaces
304 install_directories() {
305 local dirs="$@"
306 for x in ${dirs}; do
307 pushd "${S}"/${x} >/dev/null || die "Can't pushd ${S}/${x}"
308 emake INSTALL_ROOT="${D}" install || die "emake install failed"
309 popd >/dev/null || die "Can't popd from ${S}/${x}"
310 done
311 }
312
313 # @ECLASS-VARIABLE: QCONFIG_ADD
314 # @DESCRIPTION:
315 # List options that need to be added to QT_CONFIG in qconfig.pri
316 QCONFIG_ADD="${QCONFIG_ADD:-}"
317
318 # @ECLASS-VARIABLE: QCONFIG_REMOVE
319 # @DESCRIPTION:
320 # List options that need to be removed from QT_CONFIG in qconfig.pri
321 QCONFIG_REMOVE="${QCONFIG_REMOVE:-}"
322
323 # @ECLASS-VARIABLE: QCONFIG_DEFINE
324 # @DESCRIPTION:
325 # List variables that should be defined at the top of QtCore/qconfig.h
326 QCONFIG_DEFINE="${QCONFIG_DEFINE:-}"
327
328 # @FUNCTION: install_qconfigs
329 # @DESCRIPTION: Install gentoo-specific mkspecs configurations
330 install_qconfigs() {
331 local x
332 if [[ -n ${QCONFIG_ADD} || -n ${QCONFIG_REMOVE} ]]; then
333 for x in QCONFIG_ADD QCONFIG_REMOVE; do
334 [[ -n ${!x} ]] && echo ${x}=${!x} >> "${T}"/${PN}-qconfig.pri
335 done
336 insinto ${QTDATADIR}/mkspecs/gentoo
337 doins "${T}"/${PN}-qconfig.pri || die "installing ${PN}-qconfig.pri failed"
338 fi
339
340 if [[ -n ${QCONFIG_DEFINE} ]]; then
341 for x in ${QCONFIG_DEFINE}; do
342 echo "#define ${x}" >> "${T}"/gentoo-${PN}-qconfig.h
343 done
344 insinto ${QTHEADERDIR}/Gentoo
345 doins "${T}"/gentoo-${PN}-qconfig.h || die "installing ${PN}-qconfig.h failed"
346 fi
347 }
348
349 # @FUNCTION: generate_qconfigs
350 # @DESCRIPTION: Generates gentoo-specific configurations
351 generate_qconfigs() {
352 if [[ -n ${QCONFIG_ADD} || -n ${QCONFIG_REMOVE} || -n ${QCONFIG_DEFINE} || ${CATEGORY}/${PN} == x11-libs/qt-core ]]; then
353 local x qconfig_add qconfig_remove qconfig_new
354 for x in "${ROOT}${QTDATADIR}"/mkspecs/gentoo/*-qconfig.pri; do
355 [[ -f ${x} ]] || continue
356 qconfig_add="${qconfig_add} $(sed -n 's/^QCONFIG_ADD=//p' "${x}")"
357 qconfig_remove="${qconfig_remove} $(sed -n 's/^QCONFIG_REMOVE=//p' "${x}")"
358 done
359
360 # these error checks do not use die because dying in pkg_post{inst,rm}
361 # just makes things worse.
362 if [[ -e "${ROOT}${QTDATADIR}"/mkspecs/gentoo/qconfig.pri ]]; then
363 # start with the qconfig.pri that qt-core installed
364 if ! cp "${ROOT}${QTDATADIR}"/mkspecs/gentoo/qconfig.pri \
365 "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri; then
366 eerror "cp qconfig failed."
367 return 1
368 fi
369
370 # generate list of QT_CONFIG entries from the existing list
371 # including qconfig_add and excluding qconfig_remove
372 for x in $(sed -n 's/^QT_CONFIG +=//p' \
373 "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri) ${qconfig_add}; do
374 hasq ${x} ${qconfig_remove} || qconfig_new="${qconfig_new} ${x}"
375 done
376
377 # replace the existing QT_CONFIG list with qconfig_new
378 if ! sed -i -e "s/QT_CONFIG +=.*/QT_CONFIG += ${qconfig_new}/" \
379 "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri; then
380 eerror "Sed for QT_CONFIG failed"
381 return 1
382 fi
383
384 # create Gentoo/qconfig.h
385 if [[ ! -e ${ROOT}${QTHEADERDIR}/Gentoo ]]; then
386 if ! mkdir -p "${ROOT}${QTHEADERDIR}"/Gentoo; then
387 eerror "mkdir ${QTHEADERDIR}/Gentoo failed"
388 return 1
389 fi
390 fi
391 : > "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-qconfig.h
392 for x in "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-*-qconfig.h; do
393 [[ -f ${x} ]] || continue
394 cat "${x}" >> "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-qconfig.h
395 done
396 else
397 rm -f "${ROOT}${QTDATADIR}"/mkspecs/qconfig.pri
398 rm -f "${ROOT}${QTHEADERDIR}"/Gentoo/gentoo-qconfig.h
399 rmdir "${ROOT}${QTDATADIR}"/mkspecs \
400 "${ROOT}${QTDATADIR}" \
401 "${ROOT}${QTHEADERDIR}"/Gentoo \
402 "${ROOT}${QTHEADERDIR}" 2>/dev/null
403 fi
404 fi
405 }
406
407 # @FUNCTION: qt4-build_pkg_postrm
408 # @DESCRIPTION: Generate configurations when the package is completely removed
409 qt4-build_pkg_postrm() {
410 generate_qconfigs
411 }
412
413 # @FUNCTION: qt4-build_pkg_postinst
414 # @DESCRIPTION: Generate configuration, plus throws a message about possible
415 # breakages and proposed solutions.
416 qt4-build_pkg_postinst() {
417 generate_qconfigs
418 echo
419 ewarn "After a rebuild or upgrade of Qt, it can happen that Qt plugins (such as Qt"
420 ewarn "and KDE styles and widgets) can no longer be loaded. In this situation you"
421 ewarn "should recompile the packages providing these plugins. Also, make sure you"
422 ewarn "compile the Qt packages, and the packages that depend on it, with the same"
423 ewarn "GCC version and the same USE flag settings (especially the debug flag)."
424 ewarn
425 ewarn "Packages that typically need to be recompiled are kdelibs from KDE4, any"
426 ewarn "additional KDE4/Qt4 styles, qscintilla and PyQt4. Before filing a bug report,"
427 ewarn "make sure all your Qt4 packages are up-to-date and built with the same"
428 ewarn "configuration."
429 ewarn
430 ewarn "For more information, see http://doc.trolltech.com/4.4/plugins-howto.html"
431 echo
432 }
433
434 # @FUNCTION: skip_qmake_build_patch
435 # @DESCRIPTION:
436 # Don't need to build qmake, as it's already installed from qt-core
437 skip_qmake_build_patch() {
438 # Don't need to build qmake, as it's already installed from qt-core
439 sed -i -e "s:if true:if false:g" "${S}"/configure || die "Sed failed"
440 }
441
442 # @FUNCTION: skip_project_generation_patch
443 # @DESCRIPTION:
444 # Exit the script early by throwing in an exit before all of the .pro files are scanned
445 skip_project_generation_patch() {
446 # Exit the script early by throwing in an exit before all of the .pro files are scanned
447 sed -e "s:echo \"Finding:exit 0\n\necho \"Finding:g" \
448 -i "${S}"/configure || die "Sed failed"
449 }
450
451 # @FUNCTION: symlink_binaries_to_buildtree
452 # @DESCRIPTION:
453 # Symlink generated binaries to buildtree so they can be used during compilation
454 # time
455 symlink_binaries_to_buildtree() {
456 for bin in qmake moc uic rcc; do
457 ln -s ${QTBINDIR}/${bin} "${S}"/bin/ || die "Symlinking ${bin} to ${S}/bin failed."
458 done
459 }
460
461 # @FUNCTION: fix_library_files
462 # @DESCRIPTION:
463 # Fixes the pathes in *.la, *.prl, *.pc, as they are wrong due to sandbox and
464 # moves the *.pc-files into the pkgconfig directory
465 fix_library_files() {
466 for libfile in "${D}"/${QTLIBDIR}/{*.la,*.prl,pkgconfig/*.pc}; do
467 if [[ -e ${libfile} ]]; then
468 sed -i -e "s:${S}/lib:${QTLIBDIR}:g" ${libfile} || die "Sed on ${libfile} failed."
469 fi
470 done
471
472 # pkgconfig files refer to WORKDIR/bin as the moc and uic locations. Fix:
473 for libfile in "${D}"/${QTLIBDIR}/pkgconfig/*.pc; do
474 if [[ -e ${libfile} ]]; then
475 sed -i -e "s:${S}/bin:${QTBINDIR}:g" ${libfile} || die "Sed failed"
476
477 # Move .pc files into the pkgconfig directory
478 dodir ${QTPCDIR}
479 mv ${libfile} "${D}"/${QTPCDIR}/ \
480 || die "Moving ${libfile} to ${D}/${QTPCDIR}/ failed."
481 fi
482 done
483
484 # Don't install an empty directory
485 rmdir "${D}"/${QTLIBDIR}/pkgconfig
486 }
487
488 # @FUNCTION: qt_use
489 # @USAGE: < flag > [ feature ] [ enableval ]
490 # @DESCRIPTION:
491 # This will echo "${enableval}-${feature}" if <flag> is enabled, or
492 # "-no-${feature} if the flag is disabled. If [feature] is not specified <flag>
493 # will be used for that. If [enableval] is not specified, it omits the
494 # assignment-part
495 qt_use() {
496 local flag="${1}"
497 local feature="${1}"
498 local enableval=
499
500 [[ -n ${2} ]] && feature=${2}
501 [[ -n ${3} ]] && enableval="-${3}"
502
503 if use ${flag}; then
504 echo "${enableval}-${feature}"
505 else
506 echo "-no-${feature}"
507 fi
508 }
509
510 # @ECLASS-VARIABLE: QT4_BUILT_WITH_USE_CHECK
511 # @DESCRIPTION:
512 # The contents of $QT4_BUILT_WITH_USE_CHECK gets fed to built_with_use
513 # (eutils.eclass), line per line.
514 #
515 # Example:
516 # @CODE
517 # pkg_setup() {
518 # use qt3support && QT4_BUILT_WITH_USE_CHECK="${QT4_BUILT_WITH_USE_CHECK}
519 # ~x11-libs/qt-gui-${PV} qt3support"
520 # qt4-build_check_use
521 # }
522 # @CODE
523
524 # Run built_with_use on each flag and print appropriate error messages if any
525 # flags are missing
526
527 _qt_built_with_use() {
528 local missing opt pkg flag flags
529
530 if [[ ${1} = "--missing" ]]; then
531 missing="${1} ${2}" && shift 2
532 fi
533 if [[ ${1:0:1} = "-" ]]; then
534 opt=${1} && shift
535 fi
536
537 pkg=${1} && shift
538
539 for flag in "${@}"; do
540 flags="${flags} ${flag}"
541 if ! built_with_use ${missing} ${opt} ${pkg} ${flag}; then
542 flags="${flags}*"
543 else
544 [[ ${opt} = "-o" ]] && return 0
545 fi
546 done
547 if [[ "${flags# }" = "${@}" ]]; then
548 return 0
549 fi
550 if [[ ${opt} = "-o" ]]; then
551 eerror "This package requires '${pkg}' to be built with any of the following USE flags: '$*'."
552 else
553 eerror "This package requires '${pkg}' to be built with the following USE flags: '${flags# }'."
554 fi
555 return 1
556 }
557
558 # @FUNCTION: qt4-build_check_use
559 # @DESCRIPTION:
560 # Check if the listed packages in $QT4_BUILT_WITH_USE_CHECK are built with the
561 # USE flags listed.
562 #
563 # If any of the required USE flags are missing, an eerror will be printed for
564 # each package with missing USE flags.
565 qt4-build_check_use() {
566 local line missing
567 while read line; do
568 [[ -z ${line} ]] && continue
569 if ! _qt_built_with_use ${line}; then
570 missing=true
571 fi
572 done <<< "${QT4_BUILT_WITH_USE_CHECK}"
573 if [[ -n ${missing} ]]; then
574 echo
575 eerror "Flags marked with an * are missing."
576 die "Missing USE flags found"
577 fi
578 }
579
580 # @FUNCTION: qt_mkspecs_dir
581 # @RETURN: the specs-directory w/o path
582 # @DESCRIPTION:
583 # Allows us to define which mkspecs dir we want to use.
584 qt_mkspecs_dir() {
585 # Allows us to define which mkspecs dir we want to use.
586 local spec
587
588 case ${CHOST} in
589 *-freebsd*|*-dragonfly*)
590 spec="freebsd" ;;
591 *-openbsd*)
592 spec="openbsd" ;;
593 *-netbsd*)
594 spec="netbsd" ;;
595 *-darwin*)
596 spec="darwin" ;;
597 *-linux-*|*-linux)
598 spec="linux" ;;
599 *)
600 die "Unknown CHOST, no platform choosen."
601 esac
602
603 CXX=$(tc-getCXX)
604 if [[ ${CXX/g++/} != ${CXX} ]]; then
605 spec="${spec}-g++"
606 elif [[ ${CXX/icpc/} != ${CXX} ]]; then
607 spec="${spec}-icc"
608 else
609 die "Unknown compiler ${CXX}."
610 fi
611
612 echo "${spec}"
613 }
614
615 case ${EAPI:-0} in
616 0|1) EXPORT_FUNCTIONS pkg_setup src_unpack src_compile src_install pkg_postrm pkg_postinst ;;
617 2) EXPORT_FUNCTIONS pkg_setup src_unpack src_prepare src_configure src_compile src_install pkg_postrm pkg_postinst ;;
618 esac

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