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1# Copyright 1999-2006 Gentoo Foundation 1# Copyright 1999-2011 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/haskell-cabal.eclass,v 1.18 2010/01/26 20:50:40 kolmodin Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/haskell-cabal.eclass,v 1.23 2011/03/13 20:15:14 slyfox Exp $
4# 4#
5# Original authors: Andres Loeh <kosmikus@gentoo.org> 5# Original authors: Andres Loeh <kosmikus@gentoo.org>
6# Duncan Coutts <dcoutts@gentoo.org> 6# Duncan Coutts <dcoutts@gentoo.org>
7# Maintained by: Haskell herd <haskell@gentoo.org> 7# Maintained by: Haskell herd <haskell@gentoo.org>
8# 8#
16# reflect the tools and features that the package makes 16# reflect the tools and features that the package makes
17# use of. 17# use of.
18# 18#
19# Currently supported features: 19# Currently supported features:
20# haddock -- for documentation generation 20# haddock -- for documentation generation
21# hscolour -- generation of colourised sources
21# alex -- lexer/scanner generator 22# alex -- lexer/scanner generator
22# happy -- parser generator 23# happy -- parser generator
23# c2hs -- C interface generator 24# c2hs -- C interface generator
24# cpphs -- C preprocessor clone written in Haskell 25# cpphs -- C preprocessor clone written in Haskell
25# profile -- if package supports to build profiling-enabled libraries 26# profile -- if package supports to build profiling-enabled libraries
26# bootstrap -- only used for the cabal package itself 27# bootstrap -- only used for the cabal package itself
27# bin -- the package installs binaries 28# bin -- the package installs binaries
28# lib -- the package installs libraries 29# lib -- the package installs libraries
29# nocabaldep -- don't add dependency on cabal. 30# nocabaldep -- don't add dependency on cabal.
30# only used for packages that _must_ not pull the dependency 31# only used for packages that _must_ not pull the dependency
31# on cabal, but still use this eclass (e.g. haskell-updater). 32# on cabal, but still use this eclass (e.g. haskell-updater).
32# 33#
33# Dependencies on other cabal packages have to be specified 34# Dependencies on other cabal packages have to be specified
34# correctly. 35# correctly.
35# 36#
36# Cabal libraries should usually be SLOTted with "${PV}". 37# Cabal libraries should usually be SLOTted with "${PV}".
43# Special flags to Cabal Configure can now be set by using 44# Special flags to Cabal Configure can now be set by using
44# CABAL_CONFIGURE_FLAGS 45# CABAL_CONFIGURE_FLAGS
45 46
46inherit ghc-package multilib 47inherit ghc-package multilib
47 48
49HASKELL_CABAL_EXPF="pkg_setup src_compile src_test src_install"
50
51case "${EAPI:-0}" in
52 2|3|4) HASKELL_CABAL_EXPF+=" src_configure" ;;
53 *) ;;
54esac
55
56EXPORT_FUNCTIONS ${HASKELL_CABAL_EXPF}
48 57
49for feature in ${CABAL_FEATURES}; do 58for feature in ${CABAL_FEATURES}; do
50 case ${feature} in 59 case ${feature} in
51 haddock) CABAL_USE_HADDOCK=yes;; 60 haddock) CABAL_USE_HADDOCK=yes;;
61 hscolour) CABAL_USE_HSCOLOUR=yes;;
52 alex) CABAL_USE_ALEX=yes;; 62 alex) CABAL_USE_ALEX=yes;;
53 happy) CABAL_USE_HAPPY=yes;; 63 happy) CABAL_USE_HAPPY=yes;;
54 c2hs) CABAL_USE_C2HS=yes;; 64 c2hs) CABAL_USE_C2HS=yes;;
55 cpphs) CABAL_USE_CPPHS=yes;; 65 cpphs) CABAL_USE_CPPHS=yes;;
56 profile) CABAL_USE_PROFILE=yes;; 66 profile) CABAL_USE_PROFILE=yes;;
65if [[ -n "${CABAL_USE_HADDOCK}" ]]; then 75if [[ -n "${CABAL_USE_HADDOCK}" ]]; then
66 IUSE="${IUSE} doc" 76 IUSE="${IUSE} doc"
67 DEPEND="${DEPEND} doc? ( dev-haskell/haddock )" 77 DEPEND="${DEPEND} doc? ( dev-haskell/haddock )"
68fi 78fi
69 79
80if [[ -n "${CABAL_USE_HSCOLOUR}" ]]; then
81 IUSE="${IUSE} hscolour"
82 DEPEND="${DEPEND} hscolour? ( dev-haskell/hscolour )"
83fi
84
70if [[ -n "${CABAL_USE_ALEX}" ]]; then 85if [[ -n "${CABAL_USE_ALEX}" ]]; then
71 DEPEND="${DEPEND} dev-haskell/alex" 86 DEPEND="${DEPEND} dev-haskell/alex"
72 cabalconf="${cabalconf} --with-alex=/usr/bin/alex"
73fi 87fi
74 88
75if [[ -n "${CABAL_USE_HAPPY}" ]]; then 89if [[ -n "${CABAL_USE_HAPPY}" ]]; then
76 DEPEND="${DEPEND} dev-haskell/happy" 90 DEPEND="${DEPEND} dev-haskell/happy"
77 cabalconf="${cabalconf} --with-happy=/usr/bin/happy"
78fi 91fi
79 92
80if [[ -n "${CABAL_USE_C2HS}" ]]; then 93if [[ -n "${CABAL_USE_C2HS}" ]]; then
81 DEPEND="${DEPEND} dev-haskell/c2hs" 94 DEPEND="${DEPEND} dev-haskell/c2hs"
82 cabalconf="${cabalconf} --with-c2hs=/usr/bin/c2hs"
83fi 95fi
84 96
85if [[ -n "${CABAL_USE_CPPHS}" ]]; then 97if [[ -n "${CABAL_USE_CPPHS}" ]]; then
86 DEPEND="${DEPEND} dev-haskell/cpphs" 98 DEPEND="${DEPEND} dev-haskell/cpphs"
87 cabalconf="${cabalconf} --with-cpphs=/usr/bin/cpphs"
88fi 99fi
89 100
90if [[ -n "${CABAL_USE_PROFILE}" ]]; then 101if [[ -n "${CABAL_USE_PROFILE}" ]]; then
91 IUSE="${IUSE} profile" 102 IUSE="${IUSE} profile"
92fi 103fi
177 188
178 echo 'import Distribution.Simple; main = defaultMainWithHooks defaultUserHooks' \ 189 echo 'import Distribution.Simple; main = defaultMainWithHooks defaultUserHooks' \
179 > $setupdir/Setup.hs 190 > $setupdir/Setup.hs
180} 191}
181 192
193cabal-hscolour() {
194 ./setup hscolour || die "setup hscolour failed"
195}
196
182cabal-haddock() { 197cabal-haddock() {
183 ./setup haddock || die "setup haddock failed" 198 ./setup haddock || die "setup haddock failed"
184} 199}
185 200
201cabal-hscolour-haddock() {
202 # --hyperlink-source implies calling 'setup hscolour'
203 ./setup haddock --hyperlink-source || die "setup haddock failed"
204}
205
186cabal-configure() { 206cabal-configure() {
207 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
208
187 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 209 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
188 cabalconf="${cabalconf} --with-haddock=/usr/bin/haddock" 210 cabalconf="${cabalconf} --with-haddock=${EPREFIX}/usr/bin/haddock"
189 fi 211 fi
190 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then 212 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then
191 cabalconf="${cabalconf} --enable-library-profiling" 213 cabalconf="${cabalconf} --enable-library-profiling"
192 fi 214 fi
215 if [[ -n "${CABAL_USE_ALEX}" ]]; then
216 cabalconf="${cabalconf} --with-alex=${EPREFIX}/usr/bin/alex"
217 fi
218
219 if [[ -n "${CABAL_USE_HAPPY}" ]]; then
220 cabalconf="${cabalconf} --with-happy=${EPREFIX}/usr/bin/happy"
221 fi
222
223 if [[ -n "${CABAL_USE_C2HS}" ]]; then
224 cabalconf="${cabalconf} --with-c2hs=${EPREFIX}/usr/bin/c2hs"
225 fi
226 if [[ -n "${CABAL_USE_CPPHS}" ]]; then
227 cabalconf="${cabalconf} --with-cpphs=${EPREFIX}/usr/bin/cpphs"
228 fi
229
193 # Building GHCi libs on ppc64 causes "TOC overflow". 230 # Building GHCi libs on ppc64 causes "TOC overflow".
194 if use ppc64; then 231 if use ppc64; then
195 cabalconf="${cabalconf} --disable-library-for-ghci" 232 cabalconf="${cabalconf} --disable-library-for-ghci"
196 fi 233 fi
197 234
204 # bug #251881, bug #251882, bug #251884, bug #251886, bug #299494 241 # bug #251881, bug #251882, bug #251884, bug #251886, bug #299494
205 cabalconf="${cabalconf} --disable-executable-stripping" 242 cabalconf="${cabalconf} --disable-executable-stripping"
206 fi 243 fi
207 244
208 if version_is_at_least "1.2.0" "$(cabal-version)"; then 245 if version_is_at_least "1.2.0" "$(cabal-version)"; then
209 cabalconf="${cabalconf} --docdir=/usr/share/doc/${PF}" 246 cabalconf="${cabalconf} --docdir=${EPREFIX}/usr/share/doc/${PF}"
210 # As of Cabal 1.2, configure is quite quiet. For diagnostic purposes 247 # As of Cabal 1.2, configure is quite quiet. For diagnostic purposes
211 # it's better if the configure chatter is in the build logs: 248 # it's better if the configure chatter is in the build logs:
212 cabalconf="${cabalconf} --verbose" 249 cabalconf="${cabalconf} --verbose"
213 fi 250 fi
214 # Note: with Cabal-1.1.6.x we do not have enough control 251 # Note: with Cabal-1.1.6.x we do not have enough control
216 # into /usr/share/${P}/ghc-x.y/doc/ 253 # into /usr/share/${P}/ghc-x.y/doc/
217 # rather than /usr/share/doc/${PF}/ 254 # rather than /usr/share/doc/${PF}/
218 # Because we can only set the datadir, not the docdir. 255 # Because we can only set the datadir, not the docdir.
219 256
220 ./setup configure \ 257 ./setup configure \
221 --ghc --prefix=/usr \ 258 --ghc --prefix="${EPREFIX}"/usr \
222 --with-compiler="$(ghc-getghc)" \ 259 --with-compiler="$(ghc-getghc)" \
223 --with-hc-pkg="$(ghc-getghcpkg)" \ 260 --with-hc-pkg="$(ghc-getghcpkg)" \
224 --prefix=/usr \ 261 --prefix="${EPREFIX}"/usr \
225 --libdir=/usr/$(get_libdir) \ 262 --libdir="${EPREFIX}"/usr/$(get_libdir) \
226 --libsubdir=${P}/ghc-$(ghc-version) \ 263 --libsubdir=${P}/ghc-$(ghc-version) \
227 --datadir=/usr/share/ \ 264 --datadir="${EPREFIX}"/usr/share/ \
228 --datasubdir=${P}/ghc-$(ghc-version) \ 265 --datasubdir=${P}/ghc-$(ghc-version) \
229 ${cabalconf} \ 266 ${cabalconf} \
230 ${CABAL_CONFIGURE_FLAGS} \ 267 ${CABAL_CONFIGURE_FLAGS} \
231 "$@" || die "setup configure failed" 268 "$@" || die "setup configure failed"
232} 269}
236 ./setup build \ 273 ./setup build \
237 || die "setup build failed" 274 || die "setup build failed"
238} 275}
239 276
240cabal-copy() { 277cabal-copy() {
278 has "${EAPI:-0}" 0 1 2 && ! use prefix && ED=${D}
279
241 ./setup copy \ 280 ./setup copy \
242 --destdir="${D}" \ 281 --destdir="${D}" \
243 || die "setup copy failed" 282 || die "setup copy failed"
244 283
245 # cabal is a bit eager about creating dirs, 284 # cabal is a bit eager about creating dirs,
246 # so remove them if they are empty 285 # so remove them if they are empty
247 rmdir "${D}/usr/bin" 2> /dev/null 286 rmdir "${ED}/usr/bin" 2> /dev/null
248 287
249 # GHC 6.4 has a bug in get/setPermission and Cabal 1.1.1 has 288 # GHC 6.4 has a bug in get/setPermission and Cabal 1.1.1 has
250 # no workaround. 289 # no workaround.
251 # set the +x permission on executables 290 # set the +x permission on executables
252 if [[ -d "${D}/usr/bin" ]] ; then 291 if [[ -d "${ED}/usr/bin" ]] ; then
253 chmod +x "${D}/usr/bin/"* 292 chmod +x "${ED}/usr/bin/"*
254 fi 293 fi
255 # TODO: do we still need this? 294 # TODO: do we still need this?
256} 295}
257 296
258cabal-pkg() { 297cabal-pkg() {
318 if cabal-is-dummy-lib; then 357 if cabal-is-dummy-lib; then
319 einfo "${P} is included in ghc-${CABAL_CORE_LIB_GHC_PV}, nothing to install." 358 einfo "${P} is included in ghc-${CABAL_CORE_LIB_GHC_PV}, nothing to install."
320 fi 359 fi
321} 360}
322 361
362haskell-cabal_src_configure() {
363 if ! cabal-is-dummy-lib; then
364 pushd "${S}" > /dev/null
365
366 cabal-bootstrap
367
368 ghc_flags=""
369 # currently cabal does not respect CFLAGS and LDFLAGS on it's own (bug #333217)
370 # so translate LDFLAGS to ghc parameters (without filtering)
371 for flag in $LDFLAGS; do ghc_flags="${ghc_flags} --ghc-option=-optl$flag"; done
372
373 cabal-configure $ghc_flags "$@"
374
375 popd > /dev/null
376 fi
377}
378
379# exported function: nice alias
380cabal_src_configure() {
381 haskell-cabal_src_configure "$@"
382}
383
323# exported function: cabal-style bootstrap configure and compile 384# exported function: cabal-style bootstrap configure and compile
324cabal_src_compile() { 385cabal_src_compile() {
325 if ! cabal-is-dummy-lib; then 386 if ! cabal-is-dummy-lib; then
326 cabal-bootstrap 387 has src_configure ${HASKELL_CABAL_EXPF} || haskell-cabal_src_configure "$@"
327 cabal-configure
328 cabal-build 388 cabal-build
329 389
330 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 390 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
391 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
392 # hscolour and haddock
393 cabal-hscolour-haddock
394 else
395 # just haddock
331 cabal-haddock 396 cabal-haddock
397 fi
398 else
399 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
400 # just hscolour
401 cabal-hscolour
402 fi
332 fi 403 fi
333 fi 404 fi
334} 405}
335 406
336haskell-cabal_src_compile() { 407haskell-cabal_src_compile() {
408 pushd "${S}" > /dev/null
409
337 cabal_src_compile 410 cabal_src_compile "$@"
411
412 popd > /dev/null
413}
414
415haskell-cabal_src_test() {
416 pushd "${S}" > /dev/null
417
418 if cabal-is-dummy-lib; then
419 einfo ">>> No tests for dummy library: ${CATEGORY}/${PF}"
420 else
421 einfo ">>> Test phase [cabal test]: ${CATEGORY}/${PF}"
422 ./setup test || die "cabal test failed"
423 fi
424
425 popd > /dev/null
338} 426}
339 427
340# exported function: cabal-style copy and register 428# exported function: cabal-style copy and register
341cabal_src_install() { 429cabal_src_install() {
430 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
431
342 if cabal-is-dummy-lib; then 432 if cabal-is-dummy-lib; then
343 # create a dummy local package conf file for the sake of ghc-updater 433 # create a dummy local package conf file for the sake of ghc-updater
344 dodir "$(ghc-confdir)" 434 local ghc_confdir_with_prefix="$(ghc-confdir)"
435 # remove EPREFIX
436 dodir ${ghc_confdir_with_prefix#${EPREFIX}}
345 echo '[]' > "${D}/$(ghc-confdir)/$(ghc-localpkgconf)" 437 echo '[]' > "${D}/$(ghc-confdir)/$(ghc-localpkgconf)"
346 else 438 else
347 cabal-copy 439 cabal-copy
348 cabal-pkg 440 cabal-pkg
349 441
352 dohtml -r dist/doc/html/* 444 dohtml -r dist/doc/html/*
353 fi 445 fi
354 fi 446 fi
355 fi 447 fi
356} 448}
449
357haskell-cabal_src_install() { 450haskell-cabal_src_install() {
451 pushd "${S}" > /dev/null
452
358 cabal_src_install 453 cabal_src_install
359}
360 454
361EXPORT_FUNCTIONS pkg_setup src_compile src_install 455 popd > /dev/null
456}
457
458# ebuild.sh:use_enable() taken as base
459#
460# Usage examples:
461#
462# CABAL_CONFIGURE_FLAGS=$(cabal_flag gui)
463# leads to "--flags=gui" or "--flags=-gui" (useflag 'gui')
464#
465# CABAL_CONFIGURE_FLAGS=$(cabal_flag gtk gui)
466# also leads to "--flags=gui" or " --flags=-gui" (useflag 'gtk')
467#
468cabal_flag() {
469 if [[ -z "$1" ]]; then
470 echo "!!! cabal_flag() called without a parameter." >&2
471 echo "!!! cabal_flag() <USEFLAG> [<cabal_flagname>]" >&2
472 return 1
473 fi
474
475 local UWORD=${2:-$1}
476
477 if use "$1"; then
478 echo "--flags=${UWORD}"
479 else
480 echo "--flags=-${UWORD}"
481 fi
482
483 return 0
484}

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