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Revision 1.6 Revision 1.33
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 1.6 2006/03/13 09:57:10 dcoutts Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/haskell-cabal.eclass,v 1.33 2012/07/08 19:16:46 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# test-suite -- add support for cabal test-suites (introduced in Cabal-1.8)
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 34
40inherit ghc-package 35inherit ghc-package multilib
41 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}
42 65
43for feature in ${CABAL_FEATURES}; do 66for feature in ${CABAL_FEATURES}; do
44 case ${feature} in 67 case ${feature} in
45 haddock) CABAL_USE_HADDOCK=yes;; 68 haddock) CABAL_USE_HADDOCK=yes;;
69 hscolour) CABAL_USE_HSCOLOUR=yes;;
70 hoogle) CABAL_USE_HOOGLE=yes;;
46 alex) CABAL_USE_ALEX=yes;; 71 alex) CABAL_USE_ALEX=yes;;
47 happy) CABAL_USE_HAPPY=yes;; 72 happy) CABAL_USE_HAPPY=yes;;
48 c2hs) CABAL_USE_C2HS=yes;; 73 c2hs) CABAL_USE_C2HS=yes;;
49 cpphs) CABAL_USE_CPPHS=yes;; 74 cpphs) CABAL_USE_CPPHS=yes;;
50 profile) CABAL_USE_PROFILE=yes;; 75 profile) CABAL_USE_PROFILE=yes;;
51 bootstrap) CABAL_BOOTSTRAP=yes;; 76 bootstrap) CABAL_BOOTSTRAP=yes;;
52 bin) CABAL_HAS_BINARIES=yes;; 77 bin) CABAL_HAS_BINARIES=yes;;
53 lib) CABAL_HAS_LIBRARIES=yes;; 78 lib) CABAL_HAS_LIBRARIES=yes;;
79 nocabaldep) CABAL_FROM_GHC=yes;;
80 test-suite) CABAL_TEST_SUITE=yes;;
54 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";; 81 *) CABAL_UNKNOWN="${CABAL_UNKNOWN} ${feature}";;
55 esac 82 esac
56done 83done
57 84
58if [[ -n "${CABAL_USE_HADDOCK}" ]]; then 85if [[ -n "${CABAL_USE_HADDOCK}" ]]; then
59 IUSE="${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="${IUSE} hscolour"
60 DEPEND="${DEPEND} doc? ( dev-haskell/haddock )" 94 DEPEND="${DEPEND} hscolour? ( dev-haskell/hscolour )"
61 cabalconf="${cabalconf} --with-haddock=/usr/bin/haddock"
62fi 95fi
63 96
64if [[ -n "${CABAL_USE_ALEX}" ]]; then 97if [[ -n "${CABAL_USE_ALEX}" ]]; then
65 DEPEND="${DEPEND} dev-haskell/alex" 98 DEPEND="${DEPEND} dev-haskell/alex"
66 cabalconf="${cabalconf} --with-alex=/usr/bin/alex"
67fi 99fi
68 100
69if [[ -n "${CABAL_USE_HAPPY}" ]]; then 101if [[ -n "${CABAL_USE_HAPPY}" ]]; then
70 DEPEND="${DEPEND} dev-haskell/happy" 102 DEPEND="${DEPEND} dev-haskell/happy"
71 cabalconf="${cabalconf} --with-happy=/usr/bin/happy"
72fi 103fi
73 104
74if [[ -n "${CABAL_USE_C2HS}" ]]; then 105if [[ -n "${CABAL_USE_C2HS}" ]]; then
75 DEPEND="${DEPEND} dev-haskell/c2hs" 106 DEPEND="${DEPEND} dev-haskell/c2hs"
76 cabalconf="${cabalconf} --with-c2hs=/usr/bin/c2hs"
77fi 107fi
78 108
79if [[ -n "${CABAL_USE_CPPHS}" ]]; then 109if [[ -n "${CABAL_USE_CPPHS}" ]]; then
80 DEPEND="${DEPEND} dev-haskell/cpphs" 110 DEPEND="${DEPEND} dev-haskell/cpphs"
81 cabalconf="${cabalconf} --with-cpphs=/usr/bin/cpphs"
82fi 111fi
83 112
84if [[ -n "${CABAL_USE_PROFILE}" ]]; then 113if [[ -n "${CABAL_USE_PROFILE}" ]]; then
85 IUSE="${IUSE} profile" 114 IUSE="${IUSE} profile"
86fi 115fi
87 116
117if [[ -n "${CABAL_TEST_SUITE}" ]]; then
118 IUSE="${IUSE} test"
119fi
120
88# 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
89# 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.
90if [[ -z "${CABAL_BOOTSTRAP}" ]]; then 123if [[ -z ${CABAL_MIN_VERSION} ]]; then
124 CABAL_MIN_VERSION=1.1.4
125fi
126if [[ -z "${CABAL_BOOTSTRAP}" && -z "${CABAL_FROM_GHC}" ]]; then
91 DEPEND="${DEPEND} >=dev-haskell/cabal-1.1.3" 127 DEPEND="${DEPEND} >=dev-haskell/cabal-${CABAL_MIN_VERSION}"
92fi 128fi
93 129
94# Libraries require GHC to be installed. 130# Libraries require GHC to be installed.
95if [[ -n "${CABAL_HAS_LIBRARIES}" ]]; then 131if [[ -n "${CABAL_HAS_LIBRARIES}" ]]; then
96 RDEPEND="${RDEPEND} virtual/ghc" 132 RDEPEND="${RDEPEND} dev-lang/ghc"
133fi
134
135# returns the version of cabal currently in use
136_CABAL_VERSION_CACHE=""
137cabal-version() {
138 if [[ -z "${_CABAL_VERSION_CACHE}" ]]; then
139 if [[ "${CABAL_BOOTSTRAP}" ]]; then
140 # We're bootstrapping cabal, so the cabal version is the version
141 # of this package itself.
142 _CABAL_VERSION_CACHE="${PV}"
143 elif [[ "${CABAL_FROM_GHC}" ]]; then
144 local cabal_package=$(echo "$(ghc-libdir)"/Cabal-*)
145 # /path/to/ghc/Cabal-${VER} -> ${VER}
146 _CABAL_VERSION_CACHE="${cabal_package/*Cabal-/}"
147 else
148 # We ask portage, not ghc, so that we only pick up
149 # portage-installed cabal versions.
150 _CABAL_VERSION_CACHE="$(ghc-extractportageversion dev-haskell/cabal)"
151 fi
97fi 152 fi
153 echo "${_CABAL_VERSION_CACHE}"
154}
98 155
99cabal-bootstrap() { 156cabal-bootstrap() {
100 local setupmodule 157 local setupmodule
101 local cabalversion 158 local cabalpackage
102 if [[ -f "${S}/Setup.lhs" ]]; then 159 if [[ -f "${S}/Setup.lhs" ]]; then
103 setupmodule="${S}/Setup.lhs" 160 setupmodule="${S}/Setup.lhs"
161 elif [[ -f "${S}/Setup.hs" ]]; then
162 setupmodule="${S}/Setup.hs"
104 else 163 else
105 if [[ -f "${S}/Setup.hs" ]]; then
106 setupmodule="${S}/Setup.hs"
107 else
108 die "No Setup.lhs or Setup.hs found" 164 die "No Setup.lhs or Setup.hs found"
109 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"
110 fi 172 fi
111 173
112 # We build the setup program using the latest version of 174 # We build the setup program using the latest version of
113 # cabal that we have installed 175 # cabal that we have installed
114 cabalversion=$(ghc-bestcabalversion) 176 cabalpackage=Cabal-$(cabal-version)
115 einfo "Using ${cabalversion}." 177 einfo "Using cabal-$(cabal-version)."
116 $(ghc-getghc) -package "${cabalversion}" --make "${setupmodule}" -o setup \ 178
179 make_setup() {
180 set -- -package "${cabalpackage}" --make "${setupmodule}" \
181 ${GHC_BOOTSTRAP_FLAGS} \
182 "$@" \
183 -o setup
184 echo $(ghc-getghc) ${HCFLAGS} "$@"
185 $(ghc-getghc) "$@"
186 }
187 if $(ghc-supports-shared-libraries); then
188 # # some custom build systems might use external libraries,
189 # # for which we don't have shared libs, so keep static fallback
190 # Disabled '-dynamic' as ghc does not embed RPATH to used extra-libraries:
191 # bug #411789, http://hackage.haskell.org/trac/ghc/ticket/5743#comment:3
192 # make_setup -dynamic "$@" ||
117 || die "compiling ${setupmodule} failed" 193 make_setup "$@" || die "compiling ${setupmodule} failed"
194 else
195 make_setup "$@" || die "compiling ${setupmodule} failed"
196 fi
197}
198
199cabal-mksetup() {
200 local setupdir
201
202 if [[ -n $1 ]]; then
203 setupdir=$1
204 else
205 setupdir=${S}
206 fi
207
208 rm -f "${setupdir}"/Setup.{lhs,hs}
209
210 echo 'import Distribution.Simple; main = defaultMainWithHooks defaultUserHooks' \
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"
118} 218}
119 219
120cabal-haddock() { 220cabal-haddock() {
121 ./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 "$@" --hyperlink-source || die "setup haddock --hyperlink-source failed"
122} 231}
123 232
124cabal-configure() { 233cabal-configure() {
234 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
235
236 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
237 cabalconf="${cabalconf} --with-haddock=${EPREFIX}/usr/bin/haddock"
238 fi
125 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then 239 if [[ -n "${CABAL_USE_PROFILE}" ]] && use profile; then
126 cabalconf="${cabalconf} --enable-executable-profiling";
127 cabalconf="${cabalconf} --enable-library-profiling" 240 cabalconf="${cabalconf} --enable-library-profiling"
128 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
129 # Building GHCi libs on ppc64 causes "TOC overflow". 266 # Building GHCi libs on ppc64 causes "TOC overflow".
130 if use ppc64; then 267 if use ppc64; then
131 cabalconf="${cabalconf} --disable-library-for-ghci" 268 cabalconf="${cabalconf} --disable-library-for-ghci"
132 fi 269 fi
133 270
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$flag"; done
275
276 # disable executable stripping for the executables, as portage will
277 # strip by itself, and pre-stripping gives a QA warning.
278 # cabal versions previous to 1.4 does not strip executables, and does
279 # not accept the flag.
280 # this fixes numerous bugs, amongst them;
281 # bug #251881, bug #251882, bug #251884, bug #251886, bug #299494
282 cabalconf="${cabalconf} --disable-executable-stripping"
283
284 cabalconf="${cabalconf} --docdir=${EPREFIX}/usr/share/doc/${PF}"
285 # As of Cabal 1.2, configure is quite quiet. For diagnostic purposes
286 # it's better if the configure chatter is in the build logs:
287 cabalconf="${cabalconf} --verbose"
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
134 ./setup configure \ 295 set -- configure \
135 --ghc --prefix=/usr \ 296 --ghc --prefix="${EPREFIX}"/usr \
136 --with-compiler="$(ghc-getghc)" \ 297 --with-compiler="$(ghc-getghc)" \
137 --with-hc-pkg="$(ghc-getghcpkg)" \ 298 --with-hc-pkg="$(ghc-getghcpkg)" \
299 --prefix="${EPREFIX}"/usr \
300 --libdir="${EPREFIX}"/usr/$(get_libdir) \
301 --libsubdir=${P}/ghc-$(ghc-version) \
302 --datadir="${EPREFIX}"/usr/share/ \
303 --datasubdir=${P}/ghc-$(ghc-version) \
138 ${cabalconf} \ 304 ${cabalconf} \
305 ${CABAL_CONFIGURE_FLAGS} \
306 ${CABAL_EXTRA_CONFIGURE_FLAGS} \
307 "$@"
308 echo ./setup "$@"
139 "$@" || die "setup configure failed" 309 ./setup "$@" || die "setup configure failed"
140} 310}
141 311
142cabal-build() { 312cabal-build() {
143 ./setup build \ 313 unset LANG LC_ALL LC_MESSAGES
314 set -- build ${CABAL_EXTRA_BUILD_FLAGS} "$@"
315 echo ./setup "$@"
316 ./setup "$@" \
144 || die "setup build failed" 317 || die "setup build failed"
145} 318}
146 319
147cabal-copy() { 320cabal-copy() {
148 ./setup copy \ 321 has "${EAPI:-0}" 0 1 2 && ! use prefix && ED=${D}
149 --copy-prefix="${D}/usr" \ 322
323 set -- copy --destdir="${D}" "$@"
324 echo ./setup "$@"
150 || die "setup copy failed" 325 ./setup "$@" || die "setup copy failed"
151 326
152 # cabal is a bit eager about creating dirs, 327 # cabal is a bit eager about creating dirs,
153 # so remove them if they are empty 328 # so remove them if they are empty
154 rmdir "${D}/usr/bin" 2> /dev/null 329 rmdir "${ED}/usr/bin" 2> /dev/null
155
156 # GHC 6.4 has a bug in get/setPermission and Cabal 1.1.1 has
157 # no workaround.
158 # set the +x permission on executables
159 if [[ -d "${D}/usr/bin" ]] ; then
160 chmod +x "${D}/usr/bin/"*
161 fi
162} 330}
163 331
164cabal-pkg() { 332cabal-pkg() {
165 # This does not actually register since we're using /usr/bin/true instead 333 # This does not actually register since we're using true instead
166 # 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
167 # register that ourselves (if it exists). 335 # register that ourselves (if it exists).
168 local result
169 local err
170 336
171 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then 337 if [[ -n ${CABAL_HAS_LIBRARIES} ]]; then
172 sed -i 's:ghc-pkg:/usr/bin/true:' .setup-config 338 # Newer cabal can generate a package conf for us:
173 ./setup register || die "setup register failed" 339 ./setup register --gen-pkg-config="${T}/${P}.conf"
174 if [[ -f .installed-pkg-config ]]; then 340 ghc-setup-pkg "${T}/${P}.conf"
175 ghc-setup-pkg .installed-pkg-config
176 ghc-install-pkg 341 ghc-install-pkg
177 else
178 die "setup register has not generated a package configuration file"
179 fi 342 fi
180 fi 343}
344
345# Some cabal libs are bundled along with some versions of ghc
346# eg filepath-1.0 comes with ghc-6.6.1
347# by putting CABAL_CORE_LIB_GHC_PV="6.6.1" in an ebuild we are declaring that
348# when building with this version of ghc, the ebuild is a dummy that is it will
349# install no files since the package is already included with ghc.
350# However portage still records the dependency and we can upgrade the package
351# to a later one that's not included with ghc.
352# You can also put a space separated list, eg CABAL_CORE_LIB_GHC_PV="6.6 6.6.1".
353cabal-is-dummy-lib() {
354 for version in ${CABAL_CORE_LIB_GHC_PV[*]}; do
355 [[ "$(ghc-version)" == ${version} ]] && return 0
356 done
357 return 1
181} 358}
182 359
183# exported function: check if cabal is correctly installed for 360# exported function: check if cabal is correctly installed for
184# the currently active ghc (we cannot guarantee this with portage) 361# the currently active ghc (we cannot guarantee this with portage)
185haskell-cabal_pkg_setup() { 362haskell-cabal_pkg_setup() {
186 if [[ -z "${CABAL_BOOTSTRAP}" ]] && ! ghc-sanecabal "1.1.3"; then
187 eerror "The package dev-haskell/cabal is not correctly installed for"
188 eerror "the currently active version of ghc ($(ghc-version)). Please"
189 eerror "run ghc-updater or re-emerge dev-haskell/cabal."
190 die "cabal is not correctly installed"
191 fi
192 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then 363 if [[ -z "${CABAL_HAS_BINARIES}" ]] && [[ -z "${CABAL_HAS_LIBRARIES}" ]]; then
193 eerror "QA: Neither bin nor lib are in CABAL_FEATURES." 364 eqawarn "QA Notice: Neither bin nor lib are in CABAL_FEATURES."
194 fi 365 fi
195 if [[ -n "${CABAL_UNKNOWN}" ]]; then 366 if [[ -n "${CABAL_UNKNOWN}" ]]; then
196 ewarn "Unknown entry in CABAL_FEATURES: ${CABAL_UNKNONW}" 367 eqawarn "QA Notice: Unknown entry in CABAL_FEATURES: ${CABAL_UNKNOWN}"
197 fi 368 fi
369 if cabal-is-dummy-lib; then
370 einfo "${P} is included in ghc-${CABAL_CORE_LIB_GHC_PV}, nothing to install."
371 fi
372}
373
374haskell-cabal_src_configure() {
375 cabal-is-dummy-lib && return
376
377 pushd "${S}" > /dev/null
378
379 cabal-bootstrap
380
381 cabal-configure "$@"
382
383 popd > /dev/null
384}
385
386# exported function: nice alias
387cabal_src_configure() {
388 haskell-cabal_src_configure "$@"
198} 389}
199 390
200# exported function: cabal-style bootstrap configure and compile 391# exported function: cabal-style bootstrap configure and compile
201cabal_src_compile() { 392cabal_src_compile() {
202 cabal-bootstrap 393 # it's a common mistake when one bumps ebuild to EAPI="2" (and upper)
203 cabal-configure 394 # and forgets to separate src_compile() to src_configure()/src_compile().
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 ${HASKELL_CABAL_EXPF} || haskell-cabal_src_configure "$@"
204 cabal-build 407 cabal-build
205 408
206 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then 409 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
410 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
411 # hscolour and haddock
412 cabal-hscolour-haddock
413 else
414 # just haddock
207 cabal-haddock 415 cabal-haddock
208 fi 416 fi
417 else
418 if [[ -n "${CABAL_USE_HSCOLOUR}" ]] && use hscolour; then
419 # just hscolour
420 cabal-hscolour
421 fi
422 fi
209} 423}
424
210haskell-cabal_src_compile() { 425haskell-cabal_src_compile() {
426 pushd "${S}" > /dev/null
427
211 cabal_src_compile 428 cabal_src_compile "$@"
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 "$@" || die "cabal test failed"
443 fi
444
445 popd > /dev/null
212} 446}
213 447
214# exported function: cabal-style copy and register 448# exported function: cabal-style copy and register
215cabal_src_install() { 449cabal_src_install() {
450 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
451
452 if ! cabal-is-dummy-lib; then
216 cabal-copy 453 cabal-copy
217 cabal-pkg 454 cabal-pkg
218
219 if [[ -n "${CABAL_USE_HADDOCK}" ]] && use doc; then
220 dohtml dist/doc/html/*
221 fi 455 fi
456
457 # create a dummy local package conf file for haskell-updater
458 # if it does not exist (dummy libraries and binaries w/o libraries)
459 local ghc_confdir_with_prefix="$(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
464
465 # make sure installed packages do not destroy ghc's
466 # bundled packages
467 local initial_pkg_db=${ROOT}/$(ghc-libdir)/package.conf.d.initial
468 if [[ -e ${initial_pkg_db} ]]; then
469 local checked_pkg
470 for checked_pkg in $(ghc-listpkg "${conf_file}")
471 do
472 local initial_pkg
473 for initial_pkg in $(ghc-listpkg "${initial_pkg_db}"); do
474 if [[ ${checked_pkg} = ${initial_pkg} ]]; then
475 eerror "Package ${checked_pkg} is shipped with $(ghc-version)."
476 eerror "Ebuild author forgot CABAL_CORE_LIB_GHC_PV entry."
477 eerror "Found in ${initial_pkg_db}."
478 die
479 fi
480 done
481 done
482 fi
222} 483}
484
223haskell-cabal_src_install() { 485haskell-cabal_src_install() {
486 pushd "${S}" > /dev/null
487
224 cabal_src_install 488 cabal_src_install
225}
226 489
227EXPORT_FUNCTIONS pkg_setup src_compile src_install 490 popd > /dev/null
491}
492
493# ebuild.sh:use_enable() taken as base
494#
495# Usage examples:
496#
497# CABAL_CONFIGURE_FLAGS=$(cabal_flag gui)
498# leads to "--flags=gui" or "--flags=-gui" (useflag 'gui')
499#
500# CABAL_CONFIGURE_FLAGS=$(cabal_flag gtk gui)
501# also leads to "--flags=gui" or " --flags=-gui" (useflag 'gtk')
502#
503cabal_flag() {
504 if [[ -z "$1" ]]; then
505 echo "!!! cabal_flag() called without a parameter." >&2
506 echo "!!! cabal_flag() <USEFLAG> [<cabal_flagname>]" >&2
507 return 1
508 fi
509
510 local UWORD=${2:-$1}
511
512 if use "$1"; then
513 echo "--flags=${UWORD}"
514 else
515 echo "--flags=-${UWORD}"
516 fi
517
518 return 0
519}

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