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Revision 1.18 Revision 1.32
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 1.18 2010/01/26 20:50:40 kolmodin Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/haskell-cabal.eclass,v 1.32 2012/04/19 17:33:19 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# 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# test-suite -- add support for cabal test-suites (introduced in Cabal-1.8)
33# Dependencies on other cabal packages have to be specified
34# correctly.
35#
36# Cabal libraries should usually be SLOTted with "${PV}".
37#
38# Many Cabal packages require S to be manually set.
39#
40# Conforming Cabal packages don't require any function definitions
41# in the ebuild.
42#
43# Special flags to Cabal Configure can now be set by using
44# CABAL_CONFIGURE_FLAGS
45 34
46inherit ghc-package multilib 35inherit ghc-package multilib
47 36
37# @ECLASS-VARIABLE: CABAL_EXTRA_CONFIGURE_FLAGS
38# @DESCRIPTION:
39# User-specified additional parameters passed to 'setup configure'.
40# example: /etc/make.conf: CABAL_EXTRA_CONFIGURE_FLAGS=--enable-shared
41: ${CABAL_EXTRA_CONFIGURE_FLAGS:=}
42
43# @ECLASS-VARIABLE: CABAL_EXTRA_BUILD_FLAGS
44# @DESCRIPTION:
45# User-specified additional parameters passed to 'setup build'.
46# example: /etc/make.conf: CABAL_EXTRA_BUILD_FLAGS=-v
47: ${CABAL_EXTRA_BUILD_FLAGS:=}
48
49# @ECLASS-VARIABLE: GHC_BOOTSTRAP_FLAGS
50# @DESCRIPTION:
51# User-specified additional parameters for ghc when building
52# _only_ 'setup' binary bootstrap.
53# example: /etc/make.conf: GHC_BOOTSTRAP_FLAGS=-dynamic to make
54# linking 'setup' faster.
55: ${GHC_BOOTSTRAP_FLAGS:=}
56
57HASKELL_CABAL_EXPF="pkg_setup src_compile src_test src_install"
58
59case "${EAPI:-0}" in
60 2|3|4) HASKELL_CABAL_EXPF+=" src_configure" ;;
61 *) ;;
62esac
63
64EXPORT_FUNCTIONS ${HASKELL_CABAL_EXPF}
48 65
49for feature in ${CABAL_FEATURES}; do 66for feature in ${CABAL_FEATURES}; do
50 case ${feature} in 67 case ${feature} in
51 haddock) CABAL_USE_HADDOCK=yes;; 68 haddock) CABAL_USE_HADDOCK=yes;;
69 hscolour) CABAL_USE_HSCOLOUR=yes;;
70 hoogle) CABAL_USE_HOOGLE=yes;;
52 alex) CABAL_USE_ALEX=yes;; 71 alex) CABAL_USE_ALEX=yes;;
53 happy) CABAL_USE_HAPPY=yes;; 72 happy) CABAL_USE_HAPPY=yes;;
54 c2hs) CABAL_USE_C2HS=yes;; 73 c2hs) CABAL_USE_C2HS=yes;;
55 cpphs) CABAL_USE_CPPHS=yes;; 74 cpphs) CABAL_USE_CPPHS=yes;;
56 profile) CABAL_USE_PROFILE=yes;; 75 profile) CABAL_USE_PROFILE=yes;;
57 bootstrap) CABAL_BOOTSTRAP=yes;; 76 bootstrap) CABAL_BOOTSTRAP=yes;;
58 bin) CABAL_HAS_BINARIES=yes;; 77 bin) CABAL_HAS_BINARIES=yes;;
59 lib) CABAL_HAS_LIBRARIES=yes;; 78 lib) CABAL_HAS_LIBRARIES=yes;;
60 nocabaldep) CABAL_FROM_GHC=yes;; 79 nocabaldep) CABAL_FROM_GHC=yes;;
80 test-suite) CABAL_TEST_SUITE=yes;;
61 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";; 81 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";;
62 esac 82 esac
63done 83done
64 84
65if [[ -n "${CABAL_USE_HADDOCK}" ]]; then 85if [[ -n "${CABAL_USE_HADDOCK}" ]]; then
66 IUSE="${IUSE} doc" 86 IUSE="${IUSE} doc"
87 # don't require depend on itself to build docs.
88 # ebuild bootstraps docs from just built binary
89 [[ ${CATEGORY}/${PN} = "dev-haskell/haddock" ]] || DEPEND="${DEPEND} doc? ( dev-haskell/haddock )"
90fi
91
92if [[ -n "${CABAL_USE_HSCOLOUR}" ]]; then
93 IUSE="${IUSE} hscolour"
67 DEPEND="${DEPEND} doc? ( dev-haskell/haddock )" 94 DEPEND="${DEPEND} hscolour? ( dev-haskell/hscolour )"
68fi 95fi
69 96
70if [[ -n "${CABAL_USE_ALEX}" ]]; then 97if [[ -n "${CABAL_USE_ALEX}" ]]; then
71 DEPEND="${DEPEND} dev-haskell/alex" 98 DEPEND="${DEPEND} dev-haskell/alex"
72 cabalconf="${cabalconf} --with-alex=/usr/bin/alex"
73fi 99fi
74 100
75if [[ -n "${CABAL_USE_HAPPY}" ]]; then 101if [[ -n "${CABAL_USE_HAPPY}" ]]; then
76 DEPEND="${DEPEND} dev-haskell/happy" 102 DEPEND="${DEPEND} dev-haskell/happy"
77 cabalconf="${cabalconf} --with-happy=/usr/bin/happy"
78fi 103fi
79 104
80if [[ -n "${CABAL_USE_C2HS}" ]]; then 105if [[ -n "${CABAL_USE_C2HS}" ]]; then
81 DEPEND="${DEPEND} dev-haskell/c2hs" 106 DEPEND="${DEPEND} dev-haskell/c2hs"
82 cabalconf="${cabalconf} --with-c2hs=/usr/bin/c2hs"
83fi 107fi
84 108
85if [[ -n "${CABAL_USE_CPPHS}" ]]; then 109if [[ -n "${CABAL_USE_CPPHS}" ]]; then
86 DEPEND="${DEPEND} dev-haskell/cpphs" 110 DEPEND="${DEPEND} dev-haskell/cpphs"
87 cabalconf="${cabalconf} --with-cpphs=/usr/bin/cpphs"
88fi 111fi
89 112
90if [[ -n "${CABAL_USE_PROFILE}" ]]; then 113if [[ -n "${CABAL_USE_PROFILE}" ]]; then
91 IUSE="${IUSE} profile" 114 IUSE="${IUSE} profile"
115fi
116
117if [[ -n "${CABAL_TEST_SUITE}" ]]; then
118 IUSE="${IUSE} test"
92fi 119fi
93 120
94# We always use a standalone version of Cabal, rather than the one that comes 121# We always use a standalone version of Cabal, rather than the one that comes
95# with GHC. But of course we can't depend on cabal when building cabal itself. 122# with GHC. But of course we can't depend on cabal when building cabal itself.
96if [[ -z ${CABAL_MIN_VERSION} ]]; then 123if [[ -z ${CABAL_MIN_VERSION} ]]; then
112 if [[ "${CABAL_BOOTSTRAP}" ]]; then 139 if [[ "${CABAL_BOOTSTRAP}" ]]; then
113 # We're bootstrapping cabal, so the cabal version is the version 140 # We're bootstrapping cabal, so the cabal version is the version
114 # of this package itself. 141 # of this package itself.
115 _CABAL_VERSION_CACHE="${PV}" 142 _CABAL_VERSION_CACHE="${PV}"
116 elif [[ "${CABAL_FROM_GHC}" ]]; then 143 elif [[ "${CABAL_FROM_GHC}" ]]; then
117 # We can't assume there's a version of Cabal installed by ebuild as 144 local cabal_package=$(echo "$(ghc-libdir)"/Cabal-*)
118 # this might be a first time install of GHC (for packages that 145 # /path/to/ghc/Cabal-${VER} -> ${VER}
119 # use the shipped Cabal like haskell-updater). 146 _CABAL_VERSION_CACHE="${cabal_package/*Cabal-/}"
120
121 # The user is likely to only have one version of Cabal, provided
122 # by GHC. Note that dev-haskell/cabal can be a dummy package, only
123 # using the version provided by GHC. If the user has another version
124 # of Cabal too (more recent than the one GHC provides through
125 # dev-haskell/cabal, or possibly older if he used an old
126 # Cabal package) the most recent is used (expected to be the last
127 # one in the ghc-pkg output).
128 _CABAL_VERSION_CACHE="$(ghc-pkg field Cabal version | tail -n 1)"
129
130 # Strip out the "version: " prefix
131 _CABAL_VERSION_CACHE="${_CABAL_VERSION_CACHE#"version: "}"
132 else 147 else
133 # We ask portage, not ghc, so that we only pick up 148 # We ask portage, not ghc, so that we only pick up
134 # portage-installed cabal versions. 149 # portage-installed cabal versions.
135 _CABAL_VERSION_CACHE="$(ghc-extractportageversion dev-haskell/cabal)" 150 _CABAL_VERSION_CACHE="$(ghc-extractportageversion dev-haskell/cabal)"
136 fi 151 fi
141cabal-bootstrap() { 156cabal-bootstrap() {
142 local setupmodule 157 local setupmodule
143 local cabalpackage 158 local cabalpackage
144 if [[ -f "${S}/Setup.lhs" ]]; then 159 if [[ -f "${S}/Setup.lhs" ]]; then
145 setupmodule="${S}/Setup.lhs" 160 setupmodule="${S}/Setup.lhs"
161 elif [[ -f "${S}/Setup.hs" ]]; then
162 setupmodule="${S}/Setup.hs"
146 else 163 else
147 if [[ -f "${S}/Setup.hs" ]]; then
148 setupmodule="${S}/Setup.hs"
149 else
150 die "No Setup.lhs or Setup.hs found" 164 die "No Setup.lhs or Setup.hs found"
151 fi 165 fi
166
167 if [[ -z "${CABAL_BOOTSTRAP}" && -z "${CABAL_FROM_GHC}" ]] && ! ghc-sanecabal "${CABAL_MIN_VERSION}"; then
168 eerror "The package dev-haskell/cabal is not correctly installed for"
169 eerror "the currently active version of ghc ($(ghc-version)). Please"
170 eerror "run haskell-updater or re-build dev-haskell/cabal."
171 die "cabal is not correctly installed"
152 fi 172 fi
153 173
154 # We build the setup program using the latest version of 174 # We build the setup program using the latest version of
155 # cabal that we have installed 175 # cabal that we have installed
156 if version_is_at_least "6.4" "$(ghc-version)"; then
157 cabalpackage=Cabal-$(cabal-version) 176 cabalpackage=Cabal-$(cabal-version)
177 einfo "Using cabal-$(cabal-version)."
178
179 make_setup() {
180 set -- -package "${cabalpackage}" --make "${setupmodule}" \
181 ${GHC_BOOTSTRAP_FLAGS} \
182 "$@" \
183 -o setup
184 echo $(ghc-getghc) ${HCFLAGS} "$@"
185 $(ghc-getghc) "$@"
186 }
187 if $(ghc-supports-shared-libraries); then
188 # # some custom build systems might use external libraries,
189 # # for which we don't have shared libs, so keep static fallback
190 # Disabled '-dynamic' as ghc does not embed RPATH to used extra-libraries:
191 # bug #411789, http://hackage.haskell.org/trac/ghc/ticket/5743#comment:3
192 # make_setup -dynamic "$@" ||
193 make_setup "$@" || die "compiling ${setupmodule} failed"
158 else 194 else
159 # older ghc's don't support package versioning
160 cabalpackage=Cabal
161 fi
162 einfo "Using cabal-$(cabal-version)."
163 $(ghc-getghc) -package "${cabalpackage}" --make "${setupmodule}" -o setup \
164 || die "compiling ${setupmodule} failed" 195 make_setup "$@" || die "compiling ${setupmodule} failed"
196 fi
165} 197}
166 198
167cabal-mksetup() { 199cabal-mksetup() {
168 local setupdir 200 local setupdir
169 201
174 fi 206 fi
175 207
176 rm -f "${setupdir}"/Setup.{lhs,hs} 208 rm -f "${setupdir}"/Setup.{lhs,hs}
177 209
178 echo 'import Distribution.Simple; main = defaultMainWithHooks defaultUserHooks' \ 210 echo 'import Distribution.Simple; main = defaultMainWithHooks defaultUserHooks' \
179 > $setupdir/Setup.hs 211 > $setupdir/Setup.hs || die "failed to create default Setup.hs"
212}
213
214cabal-hscolour() {
215 set -- hscolour "$@"
216 echo ./setup "$@"
217 ./setup "$@" || die "setup hscolour failed"
180} 218}
181 219
182cabal-haddock() { 220cabal-haddock() {
183 ./setup haddock || die "setup haddock failed" 221 set -- haddock "$@"
222 echo ./setup "$@"
223 ./setup "$@" || die "setup haddock failed"
224}
225
226cabal-hscolour-haddock() {
227 # --hyperlink-source implies calling 'setup hscolour'
228 set -- haddock --hyperlink-source
229 echo ./setup "$@"
230 ./setup "$@" --hyperlink-source || die "setup haddock --hyperlink-source failed"
184} 231}
185 232
186cabal-configure() { 233cabal-configure() {
234 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
235
187 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 236 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
188 cabalconf="${cabalconf} --with-haddock=/usr/bin/haddock" 237 cabalconf="${cabalconf} --with-haddock=${EPREFIX}/usr/bin/haddock"
189 fi 238 fi
190 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then 239 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then
191 cabalconf="${cabalconf} --enable-library-profiling" 240 cabalconf="${cabalconf} --enable-library-profiling"
192 fi 241 fi
242 if [[ -n "${CABAL_USE_ALEX}" ]]; then
243 cabalconf="${cabalconf} --with-alex=${EPREFIX}/usr/bin/alex"
244 fi
245
246 if [[ -n "${CABAL_USE_HAPPY}" ]]; then
247 cabalconf="${cabalconf} --with-happy=${EPREFIX}/usr/bin/happy"
248 fi
249
250 if [[ -n "${CABAL_USE_C2HS}" ]]; then
251 cabalconf="${cabalconf} --with-c2hs=${EPREFIX}/usr/bin/c2hs"
252 fi
253 if [[ -n "${CABAL_USE_CPPHS}" ]]; then
254 cabalconf="${cabalconf} --with-cpphs=${EPREFIX}/usr/bin/cpphs"
255 fi
256 if [[ -n "${CABAL_TEST_SUITE}" ]]; then
257 cabalconf="${cabalconf} $(use_enable test tests)"
258 fi
259
260 local option
261 for option in ${HCFLAGS}
262 do
263 cabalconf+=" --ghc-option=$option"
264 done
265
193 # Building GHCi libs on ppc64 causes "TOC overflow". 266 # Building GHCi libs on ppc64 causes "TOC overflow".
194 if use ppc64; then 267 if use ppc64; then
195 cabalconf="${cabalconf} --disable-library-for-ghci" 268 cabalconf="${cabalconf} --disable-library-for-ghci"
196 fi 269 fi
197 270
198 if version_is_at_least "1.4" "$(cabal-version)"; then 271 # currently cabal does not respect CFLAGS and LDFLAGS on it's own (bug #333217)
272 # so translate LDFLAGS to ghc parameters (without filtering)
273 local flag
274 for flag in $LDFLAGS; do cabalconf="${cabalconf} --ghc-option=-optl$flag"; done
275
199 # disable executable stripping for the executables, as portage will 276 # disable executable stripping for the executables, as portage will
200 # strip by itself, and pre-stripping gives a QA warning. 277 # strip by itself, and pre-stripping gives a QA warning.
201 # cabal versions previous to 1.4 does not strip executables, and does 278 # cabal versions previous to 1.4 does not strip executables, and does
202 # not accept the flag. 279 # not accept the flag.
203 # this fixes numerous bugs, amongst them; 280 # this fixes numerous bugs, amongst them;
204 # bug #251881, bug #251882, bug #251884, bug #251886, bug #299494 281 # bug #251881, bug #251882, bug #251884, bug #251886, bug #299494
205 cabalconf="${cabalconf} --disable-executable-stripping" 282 cabalconf="${cabalconf} --disable-executable-stripping"
206 fi
207 283
208 if version_is_at_least "1.2.0" "$(cabal-version)"; then
209 cabalconf="${cabalconf} --docdir=/usr/share/doc/${PF}" 284 cabalconf="${cabalconf} --docdir=${EPREFIX}/usr/share/doc/${PF}"
210 # As of Cabal 1.2, configure is quite quiet. For diagnostic purposes 285 # As of Cabal 1.2, configure is quite quiet. For diagnostic purposes
211 # it's better if the configure chatter is in the build logs: 286 # it's better if the configure chatter is in the build logs:
212 cabalconf="${cabalconf} --verbose" 287 cabalconf="${cabalconf} --verbose"
213 fi
214 # Note: with Cabal-1.1.6.x we do not have enough control
215 # to put the docs into the right place. They're currently going
216 # into /usr/share/${P}/ghc-x.y/doc/
217 # rather than /usr/share/doc/${PF}/
218 # Because we can only set the datadir, not the docdir.
219 288
289 # We build shared version of our Cabal where ghc ships it's shared
290 # version of it. We will link ./setup as dynamic binary againt Cabal later.
291 [[ ${CATEGORY}/${PN} == "dev-haskell/cabal" ]] && \
292 $(ghc-supports-shared-libraries) && \
293 cabalconf="${cabalconf} --enable-shared"
294
220 ./setup configure \ 295 set -- configure \
221 --ghc --prefix=/usr \ 296 --ghc --prefix="${EPREFIX}"/usr \
222 --with-compiler="$(ghc-getghc)" \ 297 --with-compiler="$(ghc-getghc)" \
223 --with-hc-pkg="$(ghc-getghcpkg)" \ 298 --with-hc-pkg="$(ghc-getghcpkg)" \
224 --prefix=/usr \ 299 --prefix="${EPREFIX}"/usr \
225 --libdir=/usr/$(get_libdir) \ 300 --libdir="${EPREFIX}"/usr/$(get_libdir) \
226 --libsubdir=${P}/ghc-$(ghc-version) \ 301 --libsubdir=${P}/ghc-$(ghc-version) \
227 --datadir=/usr/share/ \ 302 --datadir="${EPREFIX}"/usr/share/ \
228 --datasubdir=${P}/ghc-$(ghc-version) \ 303 --datasubdir=${P}/ghc-$(ghc-version) \
229 ${cabalconf} \ 304 ${cabalconf} \
230 ${CABAL_CONFIGURE_FLAGS} \ 305 ${CABAL_CONFIGURE_FLAGS} \
306 ${CABAL_EXTRA_CONFIGURE_FLAGS} \
307 "$@"
308 echo ./setup "$@"
231 "$@" || die "setup configure failed" 309 ./setup "$@" || die "setup configure failed"
232} 310}
233 311
234cabal-build() { 312cabal-build() {
235 unset LANG LC_ALL LC_MESSAGES 313 unset LANG LC_ALL LC_MESSAGES
236 ./setup build \ 314 set -- build ${CABAL_EXTRA_BUILD_FLAGS} "$@"
315 echo ./setup "$@"
316 ./setup "$@" \
237 || die "setup build failed" 317 || die "setup build failed"
238} 318}
239 319
240cabal-copy() { 320cabal-copy() {
241 ./setup copy \ 321 has "${EAPI:-0}" 0 1 2 && ! use prefix && ED=${D}
242 --destdir="${D}" \ 322
323 set -- copy --destdir="${D}" "$@"
324 echo ./setup "$@"
243 || die "setup copy failed" 325 ./setup "$@" || die "setup copy failed"
244 326
245 # cabal is a bit eager about creating dirs, 327 # cabal is a bit eager about creating dirs,
246 # so remove them if they are empty 328 # so remove them if they are empty
247 rmdir "${D}/usr/bin" 2> /dev/null 329 rmdir "${ED}/usr/bin" 2> /dev/null
248
249 # GHC 6.4 has a bug in get/setPermission and Cabal 1.1.1 has
250 # no workaround.
251 # set the +x permission on executables
252 if [[ -d "${D}/usr/bin" ]] ; then
253 chmod +x "${D}/usr/bin/"*
254 fi
255 # TODO: do we still need this?
256} 330}
257 331
258cabal-pkg() { 332cabal-pkg() {
259 # This does not actually register since we're using true instead 333 # This does not actually register since we're using true instead
260 # of ghc-pkg. So it just leaves the .installed-pkg-config and we can 334 # of ghc-pkg. So it just leaves the .conf file and we can
261 # register that ourselves (if it exists). 335 # register that ourselves (if it exists).
262 local result
263 local err
264 336
265 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then 337 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then
266 if version_is_at_least "1.2.0" "$(cabal-version)"; then
267 # Newer cabal can generate a package conf for us: 338 # Newer cabal can generate a package conf for us:
268 ./setup register --gen-pkg-config="${T}/${P}.conf" 339 ./setup register --gen-pkg-config="${T}/${P}.conf"
269 ghc-setup-pkg "${T}/${P}.conf" 340 ghc-setup-pkg "${T}/${P}.conf"
270 ghc-install-pkg 341 ghc-install-pkg
271 else
272 # With older cabal we have to hack it by replacing its ghc-pkg
273 # with true and then just picking up the .installed-pkg-config
274 # file and registering that ourselves (if it exists).
275 sed -i "s|$(ghc-getghcpkg)|$(type -P true)|" .setup-config
276 ./setup register || die "setup register failed"
277 if [[ -f .installed-pkg-config ]]; then
278 ghc-setup-pkg .installed-pkg-config
279 ghc-install-pkg
280 else
281 die "setup register has not generated a package configuration file"
282 fi
283 fi
284 fi 342 fi
285} 343}
286 344
287# Some cabal libs are bundled along with some versions of ghc 345# Some cabal libs are bundled along with some versions of ghc
288# eg filepath-1.0 comes with ghc-6.6.1 346# eg filepath-1.0 comes with ghc-6.6.1
300} 358}
301 359
302# exported function: check if cabal is correctly installed for 360# exported function: check if cabal is correctly installed for
303# the currently active ghc (we cannot guarantee this with portage) 361# the currently active ghc (we cannot guarantee this with portage)
304haskell-cabal_pkg_setup() { 362haskell-cabal_pkg_setup() {
305 ghc-package_pkg_setup
306 if [[ -z "${CABAL_BOOTSTRAP}" && -z "${CABAL_FROM_GHC}" ]] && ! ghc-sanecabal "${CABAL_MIN_VERSION}"; then
307 eerror "The package dev-haskell/cabal is not correctly installed for"
308 eerror "the currently active version of ghc ($(ghc-version)). Please"
309 eerror "run ghc-updater or haskell-updater or re-build dev-haskell/cabal."
310 die "cabal is not correctly installed"
311 fi
312 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then 363 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then
313 eerror "QA: Neither bin nor lib are in CABAL_FEATURES." 364 eqawarn "QA Notice: Neither bin nor lib are in CABAL_FEATURES."
314 fi 365 fi
315 if [[ -n "${CABAL_UNKNOWN}" ]]; then 366 if [[ -n "${CABAL_UNKNOWN}" ]]; then
316 ewarn "Unknown entry in CABAL_FEATURES: ${CABAL_UNKNOWN}" 367 eqawarn "QA Notice: Unknown entry in CABAL_FEATURES: ${CABAL_UNKNOWN}"
317 fi 368 fi
318 if cabal-is-dummy-lib; then 369 if cabal-is-dummy-lib; then
319 einfo "${P} is included in ghc-${CABAL_CORE_LIB_GHC_PV}, nothing to install." 370 einfo "${P} is included in ghc-${CABAL_CORE_LIB_GHC_PV}, nothing to install."
320 fi 371 fi
321} 372}
322 373
374haskell-cabal_src_configure() {
375 cabal-is-dummy-lib && return
376
377 pushd "${S}" > /dev/null
378
379 cabal-bootstrap
380
381 cabal-configure "$@"
382
383 popd > /dev/null
384}
385
386# exported function: nice alias
387cabal_src_configure() {
388 haskell-cabal_src_configure "$@"
389}
390
323# exported function: cabal-style bootstrap configure and compile 391# exported function: cabal-style bootstrap configure and compile
324cabal_src_compile() { 392cabal_src_compile() {
325 if ! cabal-is-dummy-lib; then 393 # it's a common mistake when one bumps ebuild to EAPI="2" (and upper)
326 cabal-bootstrap 394 # and forgets to separate src_compile() to src_configure()/src_compile().
327 cabal-configure 395 # Such error leads to default src_configure and we lose all passed flags.
396 if ! has "${EAPI:-0}" 0 1; then
397 local passed_flag
398 for passed_flag in "$@"; do
399 [[ ${passed_flag} == --flags=* ]] && \
400 eqawarn "QA Notice: Cabal option '${passed_flag}' has effect only in src_configure()"
401 done
402 fi
403
404 cabal-is-dummy-lib && return
405
406 has src_configure ${HASKELL_CABAL_EXPF} || haskell-cabal_src_configure "$@"
328 cabal-build 407 cabal-build
329 408
330 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 409 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
410 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
411 # hscolour and haddock
412 cabal-hscolour-haddock
413 else
414 # just haddock
331 cabal-haddock 415 cabal-haddock
332 fi 416 fi
417 else
418 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
419 # just hscolour
420 cabal-hscolour
421 fi
333 fi 422 fi
334} 423}
335 424
336haskell-cabal_src_compile() { 425haskell-cabal_src_compile() {
426 pushd "${S}" > /dev/null
427
337 cabal_src_compile 428 cabal_src_compile "$@"
429
430 popd > /dev/null
431}
432
433haskell-cabal_src_test() {
434 pushd "${S}" > /dev/null
435
436 if cabal-is-dummy-lib; then
437 einfo ">>> No tests for dummy library: ${CATEGORY}/${PF}"
438 else
439 einfo ">>> Test phase [cabal test]: ${CATEGORY}/${PF}"
440 set -- test "$@"
441 echo ./setup "$@"
442 ./setup "$@" || die "cabal test failed"
443 fi
444
445 popd > /dev/null
338} 446}
339 447
340# exported function: cabal-style copy and register 448# exported function: cabal-style copy and register
341cabal_src_install() { 449cabal_src_install() {
450 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
451
342 if cabal-is-dummy-lib; then 452 if ! cabal-is-dummy-lib; then
343 # create a dummy local package conf file for the sake of ghc-updater
344 dodir "$(ghc-confdir)"
345 echo '[]' > "${D}/$(ghc-confdir)/$(ghc-localpkgconf)"
346 else
347 cabal-copy 453 cabal-copy
348 cabal-pkg 454 cabal-pkg
349
350 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
351 if ! version_is_at_least "1.1.6" "$(cabal-version)"; then
352 dohtml -r dist/doc/html/*
353 fi
354 fi 455 fi
355 fi 456
457 # create a dummy local package conf file for haskell-updater
458 # if it does not exist (dummy libraries and binaries w/o libraries)
459 local ghc_confdir_with_prefix="$(ghc-confdir)"
460 # remove EPREFIX
461 dodir ${ghc_confdir_with_prefix#${EPREFIX}}
462 local conf_file="${D}/$(ghc-confdir)/$(ghc-localpkgconf)"
463 [[ -e $conf_file ]] || echo '[]' > "$conf_file" || die
356} 464}
465
357haskell-cabal_src_install() { 466haskell-cabal_src_install() {
467 pushd "${S}" > /dev/null
468
358 cabal_src_install 469 cabal_src_install
359}
360 470
361EXPORT_FUNCTIONS pkg_setup src_compile src_install 471 popd > /dev/null
472}
473
474# ebuild.sh:use_enable() taken as base
475#
476# Usage examples:
477#
478# CABAL_CONFIGURE_FLAGS=$(cabal_flag gui)
479# leads to "--flags=gui" or "--flags=-gui" (useflag 'gui')
480#
481# CABAL_CONFIGURE_FLAGS=$(cabal_flag gtk gui)
482# also leads to "--flags=gui" or " --flags=-gui" (useflag 'gtk')
483#
484cabal_flag() {
485 if [[ -z "$1" ]]; then
486 echo "!!! cabal_flag() called without a parameter." >&2
487 echo "!!! cabal_flag() <USEFLAG> [<cabal_flagname>]" >&2
488 return 1
489 fi
490
491 local UWORD=${2:-$1}
492
493 if use "$1"; then
494 echo "--flags=${UWORD}"
495 else
496 echo "--flags=-${UWORD}"
497 fi
498
499 return 0
500}

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