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Revision 1.5 Revision 1.23
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 1.5 2006/03/01 12:54:35 dcoutts 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
30# nocabaldep -- don't add dependency on cabal.
31# only used for packages that _must_ not pull the dependency
32# on cabal, but still use this eclass (e.g. haskell-updater).
29# 33#
30# Dependencies on other cabal packages have to be specified 34# Dependencies on other cabal packages have to be specified
31# correctly. 35# correctly.
32# 36#
33# Cabal libraries should usually be SLOTted with "${PV}". 37# Cabal libraries should usually be SLOTted with "${PV}".
34# 38#
35# Many Cabal packages require S to be manually set. 39# Many Cabal packages require S to be manually set.
36# 40#
37# Conforming Cabal packages don't require any function definitions 41# Conforming Cabal packages don't require any function definitions
38# in the ebuild. 42# in the ebuild.
43#
44# Special flags to Cabal Configure can now be set by using
45# CABAL_CONFIGURE_FLAGS
39 46
40inherit ghc-package 47inherit ghc-package multilib
41 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}
42 57
43for feature in ${CABAL_FEATURES}; do 58for feature in ${CABAL_FEATURES}; do
44 case ${feature} in 59 case ${feature} in
45 haddock) CABAL_USE_HADDOCK=yes;; 60 haddock) CABAL_USE_HADDOCK=yes;;
61 hscolour) CABAL_USE_HSCOLOUR=yes;;
46 alex) CABAL_USE_ALEX=yes;; 62 alex) CABAL_USE_ALEX=yes;;
47 happy) CABAL_USE_HAPPY=yes;; 63 happy) CABAL_USE_HAPPY=yes;;
48 c2hs) CABAL_USE_C2HS=yes;; 64 c2hs) CABAL_USE_C2HS=yes;;
49 cpphs) CABAL_USE_CPPHS=yes;; 65 cpphs) CABAL_USE_CPPHS=yes;;
50 profile) CABAL_USE_PROFILE=yes;; 66 profile) CABAL_USE_PROFILE=yes;;
51 bootstrap) CABAL_BOOTSTRAP=yes;; 67 bootstrap) CABAL_BOOTSTRAP=yes;;
52 bin) CABAL_HAS_BINARIES=yes;; 68 bin) CABAL_HAS_BINARIES=yes;;
53 lib) CABAL_HAS_LIBRARIES=yes;; 69 lib) CABAL_HAS_LIBRARIES=yes;;
70 nocabaldep) CABAL_FROM_GHC=yes;;
54 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";; 71 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";;
55 esac 72 esac
56done 73done
57 74
58if [[ -n "${CABAL_USE_HADDOCK}" ]]; then 75if [[ -n "${CABAL_USE_HADDOCK}" ]]; then
59 IUSE="${IUSE} doc" 76 IUSE="${IUSE} doc"
60 DEPEND="${DEPEND} doc? ( dev-haskell/haddock )" 77 DEPEND="${DEPEND} doc? ( dev-haskell/haddock )"
61 cabalconf="${cabalconf} --with-haddock=/usr/bin/haddock" 78fi
79
80if [[ -n "${CABAL_USE_HSCOLOUR}" ]]; then
81 IUSE="${IUSE} hscolour"
82 DEPEND="${DEPEND} hscolour? ( dev-haskell/hscolour )"
62fi 83fi
63 84
64if [[ -n "${CABAL_USE_ALEX}" ]]; then 85if [[ -n "${CABAL_USE_ALEX}" ]]; then
65 DEPEND="${DEPEND} dev-haskell/alex" 86 DEPEND="${DEPEND} dev-haskell/alex"
66 cabalconf="${cabalconf} --with-alex=/usr/bin/alex"
67fi 87fi
68 88
69if [[ -n "${CABAL_USE_HAPPY}" ]]; then 89if [[ -n "${CABAL_USE_HAPPY}" ]]; then
70 DEPEND="${DEPEND} dev-haskell/happy" 90 DEPEND="${DEPEND} dev-haskell/happy"
71 cabalconf="${cabalconf} --with-happy=/usr/bin/happy"
72fi 91fi
73 92
74if [[ -n "${CABAL_USE_C2HS}" ]]; then 93if [[ -n "${CABAL_USE_C2HS}" ]]; then
75 DEPEND="${DEPEND} dev-haskell/c2hs" 94 DEPEND="${DEPEND} dev-haskell/c2hs"
76 cabalconf="${cabalconf} --with-c2hs=/usr/bin/c2hs"
77fi 95fi
78 96
79if [[ -n "${CABAL_USE_CPPHS}" ]]; then 97if [[ -n "${CABAL_USE_CPPHS}" ]]; then
80 DEPEND="${DEPEND} dev-haskell/cpphs" 98 DEPEND="${DEPEND} dev-haskell/cpphs"
81 cabalconf="${cabalconf} --with-cpphs=/usr/bin/cpphs"
82fi 99fi
83 100
84if [[ -n "${CABAL_USE_PROFILE}" ]]; then 101if [[ -n "${CABAL_USE_PROFILE}" ]]; then
85 IUSE="${IUSE} profile" 102 IUSE="${IUSE} profile"
86fi 103fi
87 104
88# We always use a standalone version of Cabal, rather than the one that comes 105# We always use a standalone version of Cabal, rather than the one that comes
89# with GHC. But of course we can't depend on cabal when building cabal itself. 106# with GHC. But of course we can't depend on cabal when building cabal itself.
90if [[ -z "${CABAL_BOOTSTRAP}" ]]; then 107if [[ -z ${CABAL_MIN_VERSION} ]]; then
108 CABAL_MIN_VERSION=1.1.4
109fi
110if [[ -z "${CABAL_BOOTSTRAP}" && -z "${CABAL_FROM_GHC}" ]]; then
91 DEPEND="${DEPEND} >=dev-haskell/cabal-1.1.3" 111 DEPEND="${DEPEND} >=dev-haskell/cabal-${CABAL_MIN_VERSION}"
92fi 112fi
93 113
94# Libraries require GHC to be installed. 114# Libraries require GHC to be installed.
95if [[ -n "${CABAL_HAS_LIBRARIES}" ]]; then 115if [[ -n "${CABAL_HAS_LIBRARIES}" ]]; then
96 RDEPEND="${RDEPEND} virtual/ghc" 116 RDEPEND="${RDEPEND} dev-lang/ghc"
117fi
118
119# returns the version of cabal currently in use
120_CABAL_VERSION_CACHE=""
121cabal-version() {
122 if [[ -z "${_CABAL_VERSION_CACHE}" ]]; then
123 if [[ "${CABAL_BOOTSTRAP}" ]]; then
124 # We're bootstrapping cabal, so the cabal version is the version
125 # of this package itself.
126 _CABAL_VERSION_CACHE="${PV}"
127 elif [[ "${CABAL_FROM_GHC}" ]]; then
128 # We can't assume there's a version of Cabal installed by ebuild as
129 # this might be a first time install of GHC (for packages that
130 # use the shipped Cabal like haskell-updater).
131
132 # The user is likely to only have one version of Cabal, provided
133 # by GHC. Note that dev-haskell/cabal can be a dummy package, only
134 # using the version provided by GHC. If the user has another version
135 # of Cabal too (more recent than the one GHC provides through
136 # dev-haskell/cabal, or possibly older if he used an old
137 # Cabal package) the most recent is used (expected to be the last
138 # one in the ghc-pkg output).
139 _CABAL_VERSION_CACHE="$(ghc-pkg field Cabal version | tail -n 1)"
140
141 # Strip out the "version: " prefix
142 _CABAL_VERSION_CACHE="${_CABAL_VERSION_CACHE#"version: "}"
143 else
144 # We ask portage, not ghc, so that we only pick up
145 # portage-installed cabal versions.
146 _CABAL_VERSION_CACHE="$(ghc-extractportageversion dev-haskell/cabal)"
147 fi
97fi 148 fi
149 echo "${_CABAL_VERSION_CACHE}"
150}
98 151
99cabal-bootstrap() { 152cabal-bootstrap() {
100 local setupmodule 153 local setupmodule
101 local cabalversion 154 local cabalpackage
102 if [[ -f "${S}/Setup.lhs" ]]; then 155 if [[ -f "${S}/Setup.lhs" ]]; then
103 setupmodule="${S}/Setup.lhs" 156 setupmodule="${S}/Setup.lhs"
104 else 157 else
105 if [[ -f "${S}/Setup.hs" ]]; then 158 if [[ -f "${S}/Setup.hs" ]]; then
106 setupmodule="${S}/Setup.hs" 159 setupmodule="${S}/Setup.hs"
109 fi 162 fi
110 fi 163 fi
111 164
112 # We build the setup program using the latest version of 165 # We build the setup program using the latest version of
113 # cabal that we have installed 166 # cabal that we have installed
114 cabalversion=$(ghc-bestcabalversion) 167 if version_is_at_least "6.4" "$(ghc-version)"; then
168 cabalpackage=Cabal-$(cabal-version)
169 else
170 # older ghc's don't support package versioning
171 cabalpackage=Cabal
172 fi
115 einfo "Using ${cabalversion}." 173 einfo "Using cabal-$(cabal-version)."
116 $(ghc-getghc) -package "${cabalversion}" --make "${setupmodule}" -o setup \ 174 $(ghc-getghc) -package "${cabalpackage}" --make "${setupmodule}" -o setup \
117 || die "compiling ${setupmodule} failed" 175 || die "compiling ${setupmodule} failed"
176}
177
178cabal-mksetup() {
179 local setupdir
180
181 if [[ -n $1 ]]; then
182 setupdir=$1
183 else
184 setupdir=${S}
185 fi
186
187 rm -f "${setupdir}"/Setup.{lhs,hs}
188
189 echo 'import Distribution.Simple; main = defaultMainWithHooks defaultUserHooks' \
190 > $setupdir/Setup.hs
191}
192
193cabal-hscolour() {
194 ./setup hscolour || die "setup hscolour failed"
118} 195}
119 196
120cabal-haddock() { 197cabal-haddock() {
121 ./setup haddock || die "setup haddock failed" 198 ./setup haddock || die "setup haddock failed"
122} 199}
123 200
201cabal-hscolour-haddock() {
202 # --hyperlink-source implies calling 'setup hscolour'
203 ./setup haddock --hyperlink-source || die "setup haddock failed"
204}
205
124cabal-configure() { 206cabal-configure() {
207 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
208
209 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
210 cabalconf="${cabalconf} --with-haddock=${EPREFIX}/usr/bin/haddock"
211 fi
125 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then 212 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then
126 cabalconf="${cabalconf} --enable-executable-profiling";
127 cabalconf="${cabalconf} --enable-library-profiling" 213 cabalconf="${cabalconf} --enable-library-profiling"
128 fi 214 fi
129 # Don't build GHCi libs for arches that do not support GHCi. 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
130 # Also building GHCi libs on ppc64 causes "TOC overflow". 230 # Building GHCi libs on ppc64 causes "TOC overflow".
131 if use alpha || use ppc64; then 231 if use ppc64; then
132 cabalconf="${cabalconf} --disable-library-for-ghci" 232 cabalconf="${cabalconf} --disable-library-for-ghci"
133 fi 233 fi
134 234
235 if version_is_at_least "1.4" "$(cabal-version)"; then
236 # disable executable stripping for the executables, as portage will
237 # strip by itself, and pre-stripping gives a QA warning.
238 # cabal versions previous to 1.4 does not strip executables, and does
239 # not accept the flag.
240 # this fixes numerous bugs, amongst them;
241 # bug #251881, bug #251882, bug #251884, bug #251886, bug #299494
242 cabalconf="${cabalconf} --disable-executable-stripping"
243 fi
244
245 if version_is_at_least "1.2.0" "$(cabal-version)"; then
246 cabalconf="${cabalconf} --docdir=${EPREFIX}/usr/share/doc/${PF}"
247 # As of Cabal 1.2, configure is quite quiet. For diagnostic purposes
248 # it's better if the configure chatter is in the build logs:
249 cabalconf="${cabalconf} --verbose"
250 fi
251 # Note: with Cabal-1.1.6.x we do not have enough control
252 # to put the docs into the right place. They're currently going
253 # into /usr/share/${P}/ghc-x.y/doc/
254 # rather than /usr/share/doc/${PF}/
255 # Because we can only set the datadir, not the docdir.
256
135 ./setup configure \ 257 ./setup configure \
136 --ghc --prefix=/usr \ 258 --ghc --prefix="${EPREFIX}"/usr \
137 --with-compiler="$(ghc-getghc)" \ 259 --with-compiler="$(ghc-getghc)" \
138 --with-hc-pkg="$(ghc-getghcpkg)" \ 260 --with-hc-pkg="$(ghc-getghcpkg)" \
261 --prefix="${EPREFIX}"/usr \
262 --libdir="${EPREFIX}"/usr/$(get_libdir) \
263 --libsubdir=${P}/ghc-$(ghc-version) \
264 --datadir="${EPREFIX}"/usr/share/ \
265 --datasubdir=${P}/ghc-$(ghc-version) \
139 ${cabalconf} \ 266 ${cabalconf} \
267 ${CABAL_CONFIGURE_FLAGS} \
140 "$@" || die "setup configure failed" 268 "$@" || die "setup configure failed"
141} 269}
142 270
143cabal-build() { 271cabal-build() {
272 unset LANG LC_ALL LC_MESSAGES
144 ./setup build \ 273 ./setup build \
145 || die "setup build failed" 274 || die "setup build failed"
146} 275}
147 276
148cabal-copy() { 277cabal-copy() {
278 has "${EAPI:-0}" 0 1 2 && ! use prefix && ED=${D}
279
149 ./setup copy \ 280 ./setup copy \
150 --copy-prefix="${D}/usr" \ 281 --destdir="${D}" \
151 || die "setup copy failed" 282 || die "setup copy failed"
152 283
153 # cabal is a bit eager about creating dirs, 284 # cabal is a bit eager about creating dirs,
154 # so remove them if they are empty 285 # so remove them if they are empty
155 rmdir "${D}/usr/bin" 2> /dev/null 286 rmdir "${ED}/usr/bin" 2> /dev/null
156 287
157 # GHC 6.4 has a bug in get/setPermission and Cabal 1.1.1 has 288 # GHC 6.4 has a bug in get/setPermission and Cabal 1.1.1 has
158 # no workaround. 289 # no workaround.
159 # set the +x permission on executables 290 # set the +x permission on executables
160 if [[ -d "${D}/usr/bin" ]] ; then 291 if [[ -d "${ED}/usr/bin" ]] ; then
161 chmod +x "${D}/usr/bin/"* 292 chmod +x "${ED}/usr/bin/"*
162 fi 293 fi
294 # TODO: do we still need this?
163} 295}
164 296
165cabal-pkg() { 297cabal-pkg() {
166 # This does not actually register since we're using /usr/bin/true instead 298 # This does not actually register since we're using true instead
167 # of ghc-pkg. So it just leaves the .installed-pkg-config and we can 299 # of ghc-pkg. So it just leaves the .installed-pkg-config and we can
168 # register that ourselves (if it exists). 300 # register that ourselves (if it exists).
169 local result 301 local result
170 local err 302 local err
171 303
172 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then 304 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then
173 sed -i 's:ghc-pkg:/usr/bin/true:' .setup-config 305 if version_is_at_least "1.2.0" "$(cabal-version)"; then
174 ./setup register || die "setup register failed" 306 # Newer cabal can generate a package conf for us:
175 if [[ -f .installed-pkg-config ]]; then 307 ./setup register --gen-pkg-config="${T}/${P}.conf"
176 ghc-setup-pkg .installed-pkg-config 308 ghc-setup-pkg "${T}/${P}.conf"
177 ghc-install-pkg 309 ghc-install-pkg
178 else 310 else
311 # With older cabal we have to hack it by replacing its ghc-pkg
312 # with true and then just picking up the .installed-pkg-config
313 # file and registering that ourselves (if it exists).
314 sed -i "s|$(ghc-getghcpkg)|$(type -P true)|" .setup-config
315 ./setup register || die "setup register failed"
316 if [[ -f .installed-pkg-config ]]; then
317 ghc-setup-pkg .installed-pkg-config
318 ghc-install-pkg
319 else
179 die "setup register has not generated a package configuration file" 320 die "setup register has not generated a package configuration file"
321 fi
180 fi 322 fi
181 fi 323 fi
324}
325
326# Some cabal libs are bundled along with some versions of ghc
327# eg filepath-1.0 comes with ghc-6.6.1
328# by putting CABAL_CORE_LIB_GHC_PV="6.6.1" in an ebuild we are declaring that
329# when building with this version of ghc, the ebuild is a dummy that is it will
330# install no files since the package is already included with ghc.
331# However portage still records the dependency and we can upgrade the package
332# to a later one that's not included with ghc.
333# You can also put a space separated list, eg CABAL_CORE_LIB_GHC_PV="6.6 6.6.1".
334cabal-is-dummy-lib() {
335 for version in ${CABAL_CORE_LIB_GHC_PV[*]}; do
336 [[ "$(ghc-version)" == "$version" ]] && return 0
337 done
338 return 1
182} 339}
183 340
184# exported function: check if cabal is correctly installed for 341# exported function: check if cabal is correctly installed for
185# the currently active ghc (we cannot guarantee this with portage) 342# the currently active ghc (we cannot guarantee this with portage)
186haskell-cabal_pkg_setup() { 343haskell-cabal_pkg_setup() {
187 if [[ -z "${CABAL_BOOTSTRAP}" ]] && ! ghc-sanecabal "1.1.3"; then 344 ghc-package_pkg_setup
345 if [[ -z "${CABAL_BOOTSTRAP}" && -z "${CABAL_FROM_GHC}" ]] && ! ghc-sanecabal "${CABAL_MIN_VERSION}"; then
188 eerror "The package dev-haskell/cabal is not correctly installed for" 346 eerror "The package dev-haskell/cabal is not correctly installed for"
189 eerror "the currently active version of ghc ($(ghc-version)). Please" 347 eerror "the currently active version of ghc ($(ghc-version)). Please"
190 eerror "run ghc-updater or re-emerge dev-haskell/cabal." 348 eerror "run ghc-updater or haskell-updater or re-build dev-haskell/cabal."
191 die "cabal is not correctly installed" 349 die "cabal is not correctly installed"
192 fi 350 fi
193 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then 351 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then
194 eerror "QA: Neither bin nor lib are in CABAL_FEATURES." 352 eerror "QA: Neither bin nor lib are in CABAL_FEATURES."
195 fi 353 fi
196 if [[ -n "${CABAL_UNKNOWN}" ]]; then 354 if [[ -n "${CABAL_UNKNOWN}" ]]; then
197 ewarn "Unknown entry in CABAL_FEATURES: ${CABAL_UNKNONW}" 355 ewarn "Unknown entry in CABAL_FEATURES: ${CABAL_UNKNOWN}"
198 fi 356 fi
357 if cabal-is-dummy-lib; then
358 einfo "${P} is included in ghc-${CABAL_CORE_LIB_GHC_PV}, nothing to install."
359 fi
360}
361
362haskell-cabal_src_configure() {
363 if ! cabal-is-dummy-lib; then
364 pushd "${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 "$@"
199} 382}
200 383
201# exported function: cabal-style bootstrap configure and compile 384# exported function: cabal-style bootstrap configure and compile
202cabal_src_compile() { 385cabal_src_compile() {
203 cabal-bootstrap 386 if ! cabal-is-dummy-lib; then
204 cabal-configure 387 has src_configure ${HASKELL_CABAL_EXPF} || haskell-cabal_src_configure "$@"
205 cabal-build 388 cabal-build
206 389
207 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 390 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
391 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
392 # hscolour and haddock
393 cabal-hscolour-haddock
394 else
395 # just haddock
208 cabal-haddock 396 cabal-haddock
397 fi
398 else
399 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
400 # just hscolour
401 cabal-hscolour
402 fi
209 fi 403 fi
404 fi
210} 405}
406
211haskell-cabal_src_compile() { 407haskell-cabal_src_compile() {
408 pushd "${S}" > /dev/null
409
212 cabal_src_compile 410 cabal_src_compile "$@"
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
213} 426}
214 427
215# exported function: cabal-style copy and register 428# exported function: cabal-style copy and register
216cabal_src_install() { 429cabal_src_install() {
430 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
431
432 if cabal-is-dummy-lib; then
433 # create a dummy local package conf file for the sake of ghc-updater
434 local ghc_confdir_with_prefix="$(ghc-confdir)"
435 # remove EPREFIX
436 dodir ${ghc_confdir_with_prefix#${EPREFIX}}
437 echo '[]' > "${D}/$(ghc-confdir)/$(ghc-localpkgconf)"
438 else
217 cabal-copy 439 cabal-copy
218 cabal-pkg 440 cabal-pkg
219 441
220 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 442 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
443 if ! version_is_at_least "1.1.6" "$(cabal-version)"; then
221 dohtml dist/doc/html/* 444 dohtml -r dist/doc/html/*
445 fi
222 fi 446 fi
447 fi
223} 448}
449
224haskell-cabal_src_install() { 450haskell-cabal_src_install() {
451 pushd "${S}" > /dev/null
452
225 cabal_src_install 453 cabal_src_install
226}
227 454
228EXPORT_FUNCTIONS pkg_setup src_compile src_install 455 popd > /dev/null
456}
457
458# ebuild.sh:use_enable() taken as base
459#
460# Usage examples:
461#
462# CABAL_CONFIGURE_FLAGS=$(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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