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Revision 1.5 Revision 1.29
1# Copyright 1999-2006 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/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 1.29 2012/04/09 18:08:45 slyfox Exp $
4# 4
5# @ECLASS: haskell-cabal.eclass
6# @MAINTAINER:
7# Haskell herd <haskell@gentoo.org>
8# @AUTHOR:
5# Original authors: Andres Loeh <kosmikus@gentoo.org> 9# Original author: Andres Loeh <kosmikus@gentoo.org>
6# Duncan Coutts <dcoutts@gentoo.org> 10# Original author: Duncan Coutts <dcoutts@gentoo.org>
7# Maintained by: Haskell herd <haskell@gentoo.org> 11# @BLURB: for packages that make use of the Haskell Common Architecture for Building Applications and Libraries (cabal)
8# 12# @DESCRIPTION:
9# This eclass is for packages that make use of the
10# Haskell Common Architecture for Building Applications
11# and Libraries (cabal).
12#
13# Basic instructions: 13# Basic instructions:
14# 14#
15# Before inheriting the eclass, set CABAL_FEATURES to 15# Before inheriting the eclass, set CABAL_FEATURES to
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# 30# nocabaldep -- don't add dependency on cabal.
30# Dependencies on other cabal packages have to be specified 31# only used for packages that _must_ not pull the dependency
31# correctly. 32# on cabal, but still use this eclass (e.g. haskell-updater).
32#
33# Cabal libraries should usually be SLOTted with "${PV}".
34#
35# Many Cabal packages require S to be manually set.
36#
37# Conforming Cabal packages don't require any function definitions
38# in the ebuild.
39 33
40inherit ghc-package 34inherit ghc-package multilib
41 35
36# @ECLASS-VARIABLE: CABAL_EXTRA_CONFIGURE_FLAGS
37# @DESCRIPTION:
38# User-specified additional parameters passed to 'setup configure'.
39# example: /etc/make.conf: CABAL_EXTRA_CONFIGURE_FLAGS=--enable-shared
40: ${CABAL_EXTRA_CONFIGURE_FLAGS:=}
41
42# @ECLASS-VARIABLE: CABAL_EXTRA_BUILD_FLAGS
43# @DESCRIPTION:
44# User-specified additional parameters passed to 'setup build'.
45# example: /etc/make.conf: CABAL_EXTRA_BUILD_FLAGS=-v
46: ${CABAL_EXTRA_BUILD_FLAGS:=}
47
48# @ECLASS-VARIABLE: GHC_BOOTSTRAP_FLAGS
49# @DESCRIPTION:
50# User-specified additional parameters for ghc when building
51# _only_ 'setup' binary bootstrap.
52# example: /etc/make.conf: GHC_BOOTSTRAP_FLAGS=-dynamic to make
53# linking 'setup' faster.
54: ${GHC_BOOTSTRAP_FLAGS:=}
55
56HASKELL_CABAL_EXPF="pkg_setup src_compile src_test src_install"
57
58case "${EAPI:-0}" in
59 2|3|4) HASKELL_CABAL_EXPF+=" src_configure" ;;
60 *) ;;
61esac
62
63EXPORT_FUNCTIONS ${HASKELL_CABAL_EXPF}
42 64
43for feature in ${CABAL_FEATURES}; do 65for feature in ${CABAL_FEATURES}; do
44 case ${feature} in 66 case ${feature} in
45 haddock) CABAL_USE_HADDOCK=yes;; 67 haddock) CABAL_USE_HADDOCK=yes;;
68 hscolour) CABAL_USE_HSCOLOUR=yes;;
69 hoogle) CABAL_USE_HOOGLE=yes;;
46 alex) CABAL_USE_ALEX=yes;; 70 alex) CABAL_USE_ALEX=yes;;
47 happy) CABAL_USE_HAPPY=yes;; 71 happy) CABAL_USE_HAPPY=yes;;
48 c2hs) CABAL_USE_C2HS=yes;; 72 c2hs) CABAL_USE_C2HS=yes;;
49 cpphs) CABAL_USE_CPPHS=yes;; 73 cpphs) CABAL_USE_CPPHS=yes;;
50 profile) CABAL_USE_PROFILE=yes;; 74 profile) CABAL_USE_PROFILE=yes;;
51 bootstrap) CABAL_BOOTSTRAP=yes;; 75 bootstrap) CABAL_BOOTSTRAP=yes;;
52 bin) CABAL_HAS_BINARIES=yes;; 76 bin) CABAL_HAS_BINARIES=yes;;
53 lib) CABAL_HAS_LIBRARIES=yes;; 77 lib) CABAL_HAS_LIBRARIES=yes;;
78 nocabaldep) CABAL_FROM_GHC=yes;;
54 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";; 79 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";;
55 esac 80 esac
56done 81done
57 82
58if [[ -n "${CABAL_USE_HADDOCK}" ]]; then 83if [[ -n "${CABAL_USE_HADDOCK}" ]]; then
59 IUSE="${IUSE} doc" 84 IUSE="${IUSE} doc"
85 # don't require depend on itself to build docs.
86 # ebuild bootstraps docs from just built binary
87 [[ ${CATEGORY}/${PN} = "dev-haskell/haddock" ]] || DEPEND="${DEPEND} doc? ( dev-haskell/haddock )"
88fi
89
90if [[ -n "${CABAL_USE_HSCOLOUR}" ]]; then
91 IUSE="${IUSE} hscolour"
60 DEPEND="${DEPEND} doc? ( dev-haskell/haddock )" 92 DEPEND="${DEPEND} hscolour? ( dev-haskell/hscolour )"
61 cabalconf="${cabalconf} --with-haddock=/usr/bin/haddock"
62fi 93fi
63 94
64if [[ -n "${CABAL_USE_ALEX}" ]]; then 95if [[ -n "${CABAL_USE_ALEX}" ]]; then
65 DEPEND="${DEPEND} dev-haskell/alex" 96 DEPEND="${DEPEND} dev-haskell/alex"
66 cabalconf="${cabalconf} --with-alex=/usr/bin/alex"
67fi 97fi
68 98
69if [[ -n "${CABAL_USE_HAPPY}" ]]; then 99if [[ -n "${CABAL_USE_HAPPY}" ]]; then
70 DEPEND="${DEPEND} dev-haskell/happy" 100 DEPEND="${DEPEND} dev-haskell/happy"
71 cabalconf="${cabalconf} --with-happy=/usr/bin/happy"
72fi 101fi
73 102
74if [[ -n "${CABAL_USE_C2HS}" ]]; then 103if [[ -n "${CABAL_USE_C2HS}" ]]; then
75 DEPEND="${DEPEND} dev-haskell/c2hs" 104 DEPEND="${DEPEND} dev-haskell/c2hs"
76 cabalconf="${cabalconf} --with-c2hs=/usr/bin/c2hs"
77fi 105fi
78 106
79if [[ -n "${CABAL_USE_CPPHS}" ]]; then 107if [[ -n "${CABAL_USE_CPPHS}" ]]; then
80 DEPEND="${DEPEND} dev-haskell/cpphs" 108 DEPEND="${DEPEND} dev-haskell/cpphs"
81 cabalconf="${cabalconf} --with-cpphs=/usr/bin/cpphs"
82fi 109fi
83 110
84if [[ -n "${CABAL_USE_PROFILE}" ]]; then 111if [[ -n "${CABAL_USE_PROFILE}" ]]; then
85 IUSE="${IUSE} profile" 112 IUSE="${IUSE} profile"
86fi 113fi
87 114
88# We always use a standalone version of Cabal, rather than the one that comes 115# 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. 116# with GHC. But of course we can't depend on cabal when building cabal itself.
90if [[ -z "${CABAL_BOOTSTRAP}" ]]; then 117if [[ -z ${CABAL_MIN_VERSION} ]]; then
118 CABAL_MIN_VERSION=1.1.4
119fi
120if [[ -z "${CABAL_BOOTSTRAP}" && -z "${CABAL_FROM_GHC}" ]]; then
91 DEPEND="${DEPEND} >=dev-haskell/cabal-1.1.3" 121 DEPEND="${DEPEND} >=dev-haskell/cabal-${CABAL_MIN_VERSION}"
92fi 122fi
93 123
94# Libraries require GHC to be installed. 124# Libraries require GHC to be installed.
95if [[ -n "${CABAL_HAS_LIBRARIES}" ]]; then 125if [[ -n "${CABAL_HAS_LIBRARIES}" ]]; then
96 RDEPEND="${RDEPEND} virtual/ghc" 126 RDEPEND="${RDEPEND} dev-lang/ghc"
127fi
128
129# returns the version of cabal currently in use
130_CABAL_VERSION_CACHE=""
131cabal-version() {
132 if [[ -z "${_CABAL_VERSION_CACHE}" ]]; then
133 if [[ "${CABAL_BOOTSTRAP}" ]]; then
134 # We're bootstrapping cabal, so the cabal version is the version
135 # of this package itself.
136 _CABAL_VERSION_CACHE="${PV}"
137 elif [[ "${CABAL_FROM_GHC}" ]]; then
138 local cabal_package=$(echo "$(ghc-libdir)"/Cabal-*)
139 # /path/to/ghc/Cabal-${VER} -> ${VER}
140 _CABAL_VERSION_CACHE="${cabal_package/*Cabal-/}"
141 else
142 # We ask portage, not ghc, so that we only pick up
143 # portage-installed cabal versions.
144 _CABAL_VERSION_CACHE="$(ghc-extractportageversion dev-haskell/cabal)"
145 fi
97fi 146 fi
147 echo "${_CABAL_VERSION_CACHE}"
148}
98 149
99cabal-bootstrap() { 150cabal-bootstrap() {
100 local setupmodule 151 local setupmodule
101 local cabalversion 152 local cabalpackage
102 if [[ -f "${S}/Setup.lhs" ]]; then 153 if [[ -f "${S}/Setup.lhs" ]]; then
103 setupmodule="${S}/Setup.lhs" 154 setupmodule="${S}/Setup.lhs"
104 else
105 if [[ -f "${S}/Setup.hs" ]]; then 155 elif [[ -f "${S}/Setup.hs" ]]; then
106 setupmodule="${S}/Setup.hs" 156 setupmodule="${S}/Setup.hs"
107 else 157 else
108 die "No Setup.lhs or Setup.hs found" 158 die "No Setup.lhs or Setup.hs found"
109 fi
110 fi 159 fi
111 160
112 # We build the setup program using the latest version of 161 # We build the setup program using the latest version of
113 # cabal that we have installed 162 # cabal that we have installed
114 cabalversion=$(ghc-bestcabalversion) 163 cabalpackage=Cabal-$(cabal-version)
115 einfo "Using ${cabalversion}." 164 einfo "Using cabal-$(cabal-version)."
116 $(ghc-getghc) -package "${cabalversion}" --make "${setupmodule}" -o setup \ 165
166 make_setup() {
167 set -- -package "${cabalpackage}" --make "${setupmodule}" \
168 ${GHC_BOOTSTRAP_FLAGS} \
169 "$@" \
170 -o setup
171 echo $(ghc-getghc) ${HCFLAGS} "$@"
172 $(ghc-getghc) "$@"
173 }
174 if $(ghc-supports-shared-libraries); then
175 # some custom build systems might use external libraries,
176 # for which we don't have shared libs, so keep static fallback
177 make_setup -dynamic "$@" || make_setup "$@" || die "compiling ${setupmodule} failed"
178 else
117 || die "compiling ${setupmodule} failed" 179 make_setup "$@" || die "compiling ${setupmodule} failed"
180 fi
181}
182
183cabal-mksetup() {
184 local setupdir
185
186 if [[ -n $1 ]]; then
187 setupdir=$1
188 else
189 setupdir=${S}
190 fi
191
192 rm -f "${setupdir}"/Setup.{lhs,hs}
193
194 echo 'import Distribution.Simple; main = defaultMainWithHooks defaultUserHooks' \
195 > $setupdir/Setup.hs || die "failed to create default Setup.hs"
196}
197
198cabal-hscolour() {
199 set -- hscolour "$@"
200 echo ./setup "$@"
201 ./setup "$@" || die "setup hscolour failed"
118} 202}
119 203
120cabal-haddock() { 204cabal-haddock() {
121 ./setup haddock || die "setup haddock failed" 205 set -- haddock "$@"
206 echo ./setup "$@"
207 ./setup "$@" || die "setup haddock failed"
208}
209
210cabal-hscolour-haddock() {
211 # --hyperlink-source implies calling 'setup hscolour'
212 set -- haddock --hyperlink-source
213 echo ./setup "$@"
214 ./setup "$@" --hyperlink-source || die "setup haddock --hyperlink-source failed"
122} 215}
123 216
124cabal-configure() { 217cabal-configure() {
218 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
219
220 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
221 cabalconf="${cabalconf} --with-haddock=${EPREFIX}/usr/bin/haddock"
222 fi
125 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then 223 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then
126 cabalconf="${cabalconf} --enable-executable-profiling";
127 cabalconf="${cabalconf} --enable-library-profiling" 224 cabalconf="${cabalconf} --enable-library-profiling"
128 fi 225 fi
129 # Don't build GHCi libs for arches that do not support GHCi. 226 if [[ -n "${CABAL_USE_ALEX}" ]]; then
227 cabalconf="${cabalconf} --with-alex=${EPREFIX}/usr/bin/alex"
228 fi
229
230 if [[ -n "${CABAL_USE_HAPPY}" ]]; then
231 cabalconf="${cabalconf} --with-happy=${EPREFIX}/usr/bin/happy"
232 fi
233
234 if [[ -n "${CABAL_USE_C2HS}" ]]; then
235 cabalconf="${cabalconf} --with-c2hs=${EPREFIX}/usr/bin/c2hs"
236 fi
237 if [[ -n "${CABAL_USE_CPPHS}" ]]; then
238 cabalconf="${cabalconf} --with-cpphs=${EPREFIX}/usr/bin/cpphs"
239 fi
240
241 local option
242 for option in ${HCFLAGS}
243 do
244 cabalconf+=" --ghc-option=$option"
245 done
246
130 # Also building GHCi libs on ppc64 causes "TOC overflow". 247 # Building GHCi libs on ppc64 causes "TOC overflow".
131 if use alpha || use ppc64; then 248 if use ppc64; then
132 cabalconf="${cabalconf} --disable-library-for-ghci" 249 cabalconf="${cabalconf} --disable-library-for-ghci"
133 fi 250 fi
134 251
252 # currently cabal does not respect CFLAGS and LDFLAGS on it's own (bug #333217)
253 # so translate LDFLAGS to ghc parameters (without filtering)
254 local flag
255 for flag in $LDFLAGS; do cabalconf="${cabalconf} --ghc-option=-optl$flag"; done
256
257 # disable executable stripping for the executables, as portage will
258 # strip by itself, and pre-stripping gives a QA warning.
259 # cabal versions previous to 1.4 does not strip executables, and does
260 # not accept the flag.
261 # this fixes numerous bugs, amongst them;
262 # bug #251881, bug #251882, bug #251884, bug #251886, bug #299494
263 cabalconf="${cabalconf} --disable-executable-stripping"
264
265 cabalconf="${cabalconf} --docdir=${EPREFIX}/usr/share/doc/${PF}"
266 # As of Cabal 1.2, configure is quite quiet. For diagnostic purposes
267 # it's better if the configure chatter is in the build logs:
268 cabalconf="${cabalconf} --verbose"
269
270 # We build shared version of our Cabal where ghc ships it's shared
271 # version of it. We will link ./setup as dynamic binary againt Cabal later.
272 [[ ${CATEGORY}/${PN} == "dev-haskell/cabal" ]] && \
273 $(ghc-supports-shared-libraries) && \
274 cabalconf="${cabalconf} --enable-shared"
275
135 ./setup configure \ 276 set -- configure \
136 --ghc --prefix=/usr \ 277 --ghc --prefix="${EPREFIX}"/usr \
137 --with-compiler="$(ghc-getghc)" \ 278 --with-compiler="$(ghc-getghc)" \
138 --with-hc-pkg="$(ghc-getghcpkg)" \ 279 --with-hc-pkg="$(ghc-getghcpkg)" \
280 --prefix="${EPREFIX}"/usr \
281 --libdir="${EPREFIX}"/usr/$(get_libdir) \
282 --libsubdir=${P}/ghc-$(ghc-version) \
283 --datadir="${EPREFIX}"/usr/share/ \
284 --datasubdir=${P}/ghc-$(ghc-version) \
139 ${cabalconf} \ 285 ${cabalconf} \
286 ${CABAL_CONFIGURE_FLAGS} \
287 ${CABAL_EXTRA_CONFIGURE_FLAGS} \
288 "$@"
289 echo ./setup "$@"
140 "$@" || die "setup configure failed" 290 ./setup "$@" || die "setup configure failed"
141} 291}
142 292
143cabal-build() { 293cabal-build() {
144 ./setup build \ 294 unset LANG LC_ALL LC_MESSAGES
295 set -- build ${CABAL_EXTRA_BUILD_FLAGS} "$@"
296 echo ./setup "$@"
297 ./setup "$@" \
145 || die "setup build failed" 298 || die "setup build failed"
146} 299}
147 300
148cabal-copy() { 301cabal-copy() {
149 ./setup copy \ 302 has "${EAPI:-0}" 0 1 2 && ! use prefix && ED=${D}
150 --copy-prefix="${D}/usr" \ 303
304 set -- copy --destdir="${D}" "$@"
305 echo ./setup "$@"
151 || die "setup copy failed" 306 ./setup "$@" || die "setup copy failed"
152 307
153 # cabal is a bit eager about creating dirs, 308 # cabal is a bit eager about creating dirs,
154 # so remove them if they are empty 309 # so remove them if they are empty
155 rmdir "${D}/usr/bin" 2> /dev/null 310 rmdir "${ED}/usr/bin" 2> /dev/null
156
157 # GHC 6.4 has a bug in get/setPermission and Cabal 1.1.1 has
158 # no workaround.
159 # set the +x permission on executables
160 if [[ -d "${D}/usr/bin" ]] ; then
161 chmod +x "${D}/usr/bin/"*
162 fi
163} 311}
164 312
165cabal-pkg() { 313cabal-pkg() {
166 # This does not actually register since we're using /usr/bin/true instead 314 # 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 315 # of ghc-pkg. So it just leaves the .conf file and we can
168 # register that ourselves (if it exists). 316 # register that ourselves (if it exists).
169 local result
170 local err
171 317
172 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then 318 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then
173 sed -i 's:ghc-pkg:/usr/bin/true:' .setup-config 319 # Newer cabal can generate a package conf for us:
174 ./setup register || die "setup register failed" 320 ./setup register --gen-pkg-config="${T}/${P}.conf"
175 if [[ -f .installed-pkg-config ]]; then 321 ghc-setup-pkg "${T}/${P}.conf"
176 ghc-setup-pkg .installed-pkg-config
177 ghc-install-pkg 322 ghc-install-pkg
178 else
179 die "setup register has not generated a package configuration file"
180 fi 323 fi
181 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 if [[ -z "${CABAL_BOOTSTRAP}" && -z "${CABAL_FROM_GHC}" ]] && ! ghc-sanecabal "${CABAL_MIN_VERSION}"; then
188 eerror "The package dev-haskell/cabal is not correctly installed for" 345 eerror "The package dev-haskell/cabal is not correctly installed for"
189 eerror "the currently active version of ghc ($(ghc-version)). Please" 346 eerror "the currently active version of ghc ($(ghc-version)). Please"
190 eerror "run ghc-updater or re-emerge dev-haskell/cabal." 347 eerror "run haskell-updater or re-build dev-haskell/cabal."
191 die "cabal is not correctly installed" 348 die "cabal is not correctly installed"
192 fi 349 fi
193 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then 350 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then
194 eerror "QA: Neither bin nor lib are in CABAL_FEATURES." 351 eqawarn "QA Notice: Neither bin nor lib are in CABAL_FEATURES."
195 fi 352 fi
196 if [[ -n "${CABAL_UNKNOWN}" ]]; then 353 if [[ -n "${CABAL_UNKNOWN}" ]]; then
197 ewarn "Unknown entry in CABAL_FEATURES: ${CABAL_UNKNONW}" 354 eqawarn "QA Notice: Unknown entry in CABAL_FEATURES: ${CABAL_UNKNOWN}"
198 fi 355 fi
356 if cabal-is-dummy-lib; then
357 einfo "${P} is included in ghc-${CABAL_CORE_LIB_GHC_PV}, nothing to install."
358 fi
359}
360
361haskell-cabal_src_configure() {
362 cabal-is-dummy-lib && return
363
364 pushd "${S}" > /dev/null
365
366 cabal-bootstrap
367
368 cabal-configure "$@"
369
370 popd > /dev/null
371}
372
373# exported function: nice alias
374cabal_src_configure() {
375 haskell-cabal_src_configure "$@"
199} 376}
200 377
201# exported function: cabal-style bootstrap configure and compile 378# exported function: cabal-style bootstrap configure and compile
202cabal_src_compile() { 379cabal_src_compile() {
203 cabal-bootstrap 380 # it's a common mistake when one bumps ebuild to EAPI="2" (and upper)
204 cabal-configure 381 # and forgets to separate src_compile() to src_configure()/src_compile().
382 # Such error leads to default src_configure and we lose all passed flags.
383 if ! has "${EAPI:-0}" 0 1; then
384 local passed_flag
385 for passed_flag in "$@"; do
386 [[ ${passed_flag} == --flags=* ]] && \
387 eqawarn "QA Notice: Cabal option '${passed_flag}' has effect only in src_configure()"
388 done
389 fi
390
391 cabal-is-dummy-lib && return
392
393 has src_configure ${HASKELL_CABAL_EXPF} || haskell-cabal_src_configure "$@"
205 cabal-build 394 cabal-build
206 395
207 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 396 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
397 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
398 # hscolour and haddock
399 cabal-hscolour-haddock
400 else
401 # just haddock
208 cabal-haddock 402 cabal-haddock
209 fi 403 fi
404 else
405 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
406 # just hscolour
407 cabal-hscolour
408 fi
409 fi
210} 410}
411
211haskell-cabal_src_compile() { 412haskell-cabal_src_compile() {
413 pushd "${S}" > /dev/null
414
212 cabal_src_compile 415 cabal_src_compile "$@"
416
417 popd > /dev/null
418}
419
420haskell-cabal_src_test() {
421 pushd "${S}" > /dev/null
422
423 if cabal-is-dummy-lib; then
424 einfo ">>> No tests for dummy library: ${CATEGORY}/${PF}"
425 else
426 einfo ">>> Test phase [cabal test]: ${CATEGORY}/${PF}"
427 set -- test "$@"
428 echo ./setup "$@"
429 ./setup "$@" || die "cabal test failed"
430 fi
431
432 popd > /dev/null
213} 433}
214 434
215# exported function: cabal-style copy and register 435# exported function: cabal-style copy and register
216cabal_src_install() { 436cabal_src_install() {
437 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
438
439 if ! cabal-is-dummy-lib; then
217 cabal-copy 440 cabal-copy
218 cabal-pkg 441 cabal-pkg
219
220 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
221 dohtml dist/doc/html/*
222 fi 442 fi
443
444 # create a dummy local package conf file for haskell-updater
445 # if it does not exist (dummy libraries and binaries w/o libraries)
446 local ghc_confdir_with_prefix="$(ghc-confdir)"
447 # remove EPREFIX
448 dodir ${ghc_confdir_with_prefix#${EPREFIX}}
449 local conf_file="${D}/$(ghc-confdir)/$(ghc-localpkgconf)"
450 [[ -e $conf_file ]] || echo '[]' > "$conf_file" || die
223} 451}
452
224haskell-cabal_src_install() { 453haskell-cabal_src_install() {
454 pushd "${S}" > /dev/null
455
225 cabal_src_install 456 cabal_src_install
226}
227 457
228EXPORT_FUNCTIONS pkg_setup src_compile src_install 458 popd > /dev/null
459}
460
461# ebuild.sh:use_enable() taken as base
462#
463# Usage examples:
464#
465# CABAL_CONFIGURE_FLAGS=$(cabal_flag gui)
466# leads to "--flags=gui" or "--flags=-gui" (useflag 'gui')
467#
468# CABAL_CONFIGURE_FLAGS=$(cabal_flag gtk gui)
469# also leads to "--flags=gui" or " --flags=-gui" (useflag 'gtk')
470#
471cabal_flag() {
472 if [[ -z "$1" ]]; then
473 echo "!!! cabal_flag() called without a parameter." >&2
474 echo "!!! cabal_flag() <USEFLAG> [<cabal_flagname>]" >&2
475 return 1
476 fi
477
478 local UWORD=${2:-$1}
479
480 if use "$1"; then
481 echo "--flags=${UWORD}"
482 else
483 echo "--flags=-${UWORD}"
484 fi
485
486 return 0
487}

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