/[gentoo-x86]/eclass/cmake-utils.eclass
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1# Copyright 1999-2009 Gentoo Foundation 1# Copyright 1999-2010 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/cmake-utils.eclass,v 1.32 2009/10/27 14:16:49 scarabeus Exp $ 3# $Header: /var/cvsroot/gentoo-x86/eclass/cmake-utils.eclass,v 1.49 2010/04/10 02:20:59 reavertm Exp $
4 4
5# @ECLASS: cmake-utils.eclass 5# @ECLASS: cmake-utils.eclass
6# @MAINTAINER: 6# @MAINTAINER:
7# kde@gentoo.org 7# kde@gentoo.org
8# 8#
9# @CODE 9# @CODE
10# Tomáš Chvátal <scarabeus@gentoo.org> 10# Tomáš Chvátal <scarabeus@gentoo.org>
11# Maciej Mrozowski <reavertm@poczta.fm> 11# Maciej Mrozowski <reavertm@gmail.com>
12# (undisclosed contributors) 12# (undisclosed contributors)
13# Original author: Zephyrus (zephyrus@mirach.it) 13# Original author: Zephyrus (zephyrus@mirach.it)
14# @CODE 14# @CODE
15# @BLURB: common ebuild functions for cmake-based packages 15# @BLURB: common ebuild functions for cmake-based packages
16# @DESCRIPTION: 16# @DESCRIPTION:
27# Valid values are: always [default], optional (where the value is the useflag 27# Valid values are: always [default], optional (where the value is the useflag
28# used for optionality) 28# used for optionality)
29WANT_CMAKE="${WANT_CMAKE:-always}" 29WANT_CMAKE="${WANT_CMAKE:-always}"
30CMAKEDEPEND="" 30CMAKEDEPEND=""
31case ${WANT_CMAKE} in 31case ${WANT_CMAKE} in
32 always) 32 always)
33 ;; 33 ;;
34 *) 34 *)
35 IUSE+=" ${WANT_CMAKE}" 35 IUSE+=" ${WANT_CMAKE}"
36 CMAKEDEPEND+="${WANT_CMAKE}? ( " 36 CMAKEDEPEND+="${WANT_CMAKE}? ( "
37 ;; 37 ;;
38esac 38esac
39inherit toolchain-funcs multilib flag-o-matic base 39inherit toolchain-funcs multilib flag-o-matic base
40 40
41CMAKE_EXPF="src_compile src_test src_install" 41CMAKE_EXPF="src_compile src_test src_install"
42case ${EAPI:-0} in 42case ${EAPI:-0} in
43 2) CMAKE_EXPF+=" src_configure" ;; 43 3|2) CMAKE_EXPF+=" src_configure" ;;
44 1|0) ;; 44 1|0) ;;
45 *) die "Unknown EAPI, Bug eclass maintainers." ;; 45 *) die "Unknown EAPI, Bug eclass maintainers." ;;
46esac 46esac
47EXPORT_FUNCTIONS ${CMAKE_EXPF} 47EXPORT_FUNCTIONS ${CMAKE_EXPF}
48 48
50 50
51if [[ ${PN} != cmake ]]; then 51if [[ ${PN} != cmake ]]; then
52 CMAKEDEPEND+=">=dev-util/cmake-2.6.2-r1" 52 CMAKEDEPEND+=">=dev-util/cmake-2.6.2-r1"
53fi 53fi
54 54
55CMAKEDEPEND+="userland_GNU? ( >=sys-apps/findutils-4.4.0 )" 55CMAKEDEPEND+=" userland_GNU? ( >=sys-apps/findutils-4.4.0 )"
56 56
57[[ ${WANT_CMAKE} = always ]] || CMAKEDEPEND+=" )" 57[[ ${WANT_CMAKE} = always ]] || CMAKEDEPEND+=" )"
58 58
59DEPEND="${CMAKEDEPEND}" 59DEPEND="${CMAKEDEPEND}"
60unset CMAKEDEPEND 60unset CMAKEDEPEND
110# Use -DCMAKE_INSTALL_PREFIX=... CMake variable instead. 110# Use -DCMAKE_INSTALL_PREFIX=... CMake variable instead.
111 111
112# @ECLASS-VARIABLE: CMAKE_IN_SOURCE_BUILD 112# @ECLASS-VARIABLE: CMAKE_IN_SOURCE_BUILD
113# @DESCRIPTION: 113# @DESCRIPTION:
114# Set to enable in-source build. 114# Set to enable in-source build.
115
116# @ECLASS-VARIABLE: CMAKE_NO_COLOR
117# @DESCRIPTION:
118# Set to disable cmake output coloring.
119 115
120# @ECLASS-VARIABLE: CMAKE_VERBOSE 116# @ECLASS-VARIABLE: CMAKE_VERBOSE
121# @DESCRIPTION: 117# @DESCRIPTION:
122# Set to enable verbose messages during compilation. 118# Set to enable verbose messages during compilation.
123 119
146 # @DESCRIPTION: 142 # @DESCRIPTION:
147 # Specify the build directory where all cmake processed 143 # Specify the build directory where all cmake processed
148 # files should be located. 144 # files should be located.
149 # 145 #
150 # For installing binary doins "${CMAKE_BUILD_DIR}/${PN}" 146 # For installing binary doins "${CMAKE_BUILD_DIR}/${PN}"
151 if [[ -n "${CMAKE_IN_SOURCE_BUILD}" ]]; then 147 if [[ -n ${CMAKE_IN_SOURCE_BUILD} ]]; then
152 # we build in source dir 148 # we build in source dir
153 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}" 149 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}"
154 elif [[ ${CMAKE_USE_DIR} = ${WORKDIR} ]]; then 150 elif [[ ${CMAKE_USE_DIR} = ${WORKDIR} ]]; then
155 # out of tree build, but with $S=$WORKDIR, see bug #273949 for reason. 151 # out of tree build, but with $S=$WORKDIR, see bug #273949 for reason.
156 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}/build" 152 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}/build"
157 else 153 else
158 # regular out of tree build 154 # regular out of tree build
159 [[ ${1} = init || -d ${CMAKE_USE_DIR}_build ]] && SUF="_build" || SUF="" 155 [[ ${1} = init || -d ${CMAKE_USE_DIR}_build ]] && SUF="_build" || SUF=""
160 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}${SUF}" 156 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}${SUF}"
161
162 fi 157 fi
163 echo ">>> Working in BUILD_DIR: \"$CMAKE_BUILD_DIR\"" 158 echo ">>> Working in BUILD_DIR: \"$CMAKE_BUILD_DIR\""
164} 159}
165# @FUNCTION: cmake-utils_use_with 160# @FUNCTION: cmake-utils_use_with
166# @USAGE: <USE flag> [flag name] 161# @USAGE: <USE flag> [flag name]
233# `cmake-utils_use foo FOO` echoes -DFOO=ON if foo is enabled 228# `cmake-utils_use foo FOO` echoes -DFOO=ON if foo is enabled
234# and -DFOO=OFF if it is disabled. 229# and -DFOO=OFF if it is disabled.
235cmake-utils_use() { _use_me_now "" "$@" ; } 230cmake-utils_use() { _use_me_now "" "$@" ; }
236 231
237# Internal function for modifying hardcoded definitions. 232# Internal function for modifying hardcoded definitions.
238# Removes dangerous definitionts that override Gentoo settings. 233# Removes dangerous definitions that override Gentoo settings.
239_modify-cmakelists() { 234_modify-cmakelists() {
240 debug-print-function ${FUNCNAME} "$@" 235 debug-print-function ${FUNCNAME} "$@"
241 236
242 # Comment out all set (<some_should_be_user_defined_variable> value) 237 # Comment out all set (<some_should_be_user_defined_variable> value)
243 # TODO Add QA checker - inform when variable being checked for below is set in CMakeLists.txt 238 # TODO Add QA checker - inform when variable being checked for below is set in CMakeLists.txt
245 -exec sed -i -e '/^[[:space:]]*[sS][eE][tT][[:space:]]*([[:space:]]*CMAKE_BUILD_TYPE.*)/{s/^/#IGNORE /g}' {} + \ 240 -exec sed -i -e '/^[[:space:]]*[sS][eE][tT][[:space:]]*([[:space:]]*CMAKE_BUILD_TYPE.*)/{s/^/#IGNORE /g}' {} + \
246 -exec sed -i -e '/^[[:space:]]*[sS][eE][tT][[:space:]]*([[:space:]]*CMAKE_INSTALL_PREFIX.*)/{s/^/#IGNORE /g}' {} + \ 241 -exec sed -i -e '/^[[:space:]]*[sS][eE][tT][[:space:]]*([[:space:]]*CMAKE_INSTALL_PREFIX.*)/{s/^/#IGNORE /g}' {} + \
247 || die "${LINENO}: failed to disable hardcoded settings" 242 || die "${LINENO}: failed to disable hardcoded settings"
248 243
249 # NOTE Append some useful summary here 244 # NOTE Append some useful summary here
250 echo ' 245 cat >> CMakeLists.txt <<- _EOF_
246
251MESSAGE(STATUS "<<< Gentoo configuration >>> 247 MESSAGE(STATUS "<<< Gentoo configuration >>>
252Build type: ${CMAKE_BUILD_TYPE} 248 Build type \${CMAKE_BUILD_TYPE}
253Install path: ${CMAKE_INSTALL_PREFIX}\n")' >> CMakeLists.txt 249 Install path \${CMAKE_INSTALL_PREFIX}
250 Compiler flags:
251 C \${CMAKE_C_FLAGS}
252 C++ \${CMAKE_CXX_FLAGS}
253 Linker flags:
254 Executable \${CMAKE_EXE_LINKER_FLAGS}
255 Module \${CMAKE_MODULE_LINKER_FLAGS}
256 Shared \${CMAKE_SHARED_LINKER_FLAGS}\n")
257 _EOF_
254} 258}
255 259
256# @FUNCTION: enable_cmake-utils_src_configure 260# @FUNCTION: enable_cmake-utils_src_configure
257# @DESCRIPTION: 261# @DESCRIPTION:
258# General function for configuring with cmake. Default behaviour is to start an 262# General function for configuring with cmake. Default behaviour is to start an
261 debug-print-function ${FUNCNAME} "$@" 265 debug-print-function ${FUNCNAME} "$@"
262 266
263 _check_build_dir init 267 _check_build_dir init
264 268
265 # check if CMakeLists.txt exist and if no then die 269 # check if CMakeLists.txt exist and if no then die
266 if [[ ! -e "${CMAKE_USE_DIR}"/CMakeLists.txt ]] ; then 270 if [[ ! -e ${CMAKE_USE_DIR}/CMakeLists.txt ]] ; then
267 eerror "I was unable to locate CMakeLists.txt under:" 271 eerror "Unable to locate CMakeLists.txt under:"
268 eerror "\"${CMAKE_USE_DIR}/CMakeLists.txt\"" 272 eerror "\"${CMAKE_USE_DIR}/CMakeLists.txt\""
269 eerror "You should consider not inheriting the cmake eclass." 273 eerror "Consider not inheriting the cmake eclass."
270 die "FATAL: Unable to find CMakeLists.txt" 274 die "FATAL: Unable to find CMakeLists.txt"
271 fi 275 fi
272 276
273 # Remove dangerous things. 277 # Remove dangerous things.
274 _modify-cmakelists 278 _modify-cmakelists
283 append-cppflags -DNDEBUG 287 append-cppflags -DNDEBUG
284 fi 288 fi
285 fi 289 fi
286 290
287 # Prepare Gentoo override rules (set valid compiler, append CPPFLAGS) 291 # Prepare Gentoo override rules (set valid compiler, append CPPFLAGS)
288 local build_rules="${TMPDIR}"/gentoo_rules.cmake 292 local build_rules=${T}/gentoo_rules.cmake
289cat > ${build_rules} << _EOF_ 293 cat > "${build_rules}" <<- _EOF_
290SET (CMAKE_C_COMPILER $(type -P $(tc-getCC)) CACHE FILEPATH "C compiler" FORCE) 294 SET (CMAKE_C_COMPILER $(type -P $(tc-getCC)) CACHE FILEPATH "C compiler" FORCE)
291SET (CMAKE_C_COMPILE_OBJECT "<CMAKE_C_COMPILER> <DEFINES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C compile command" FORCE) 295 SET (CMAKE_C_COMPILE_OBJECT "<CMAKE_C_COMPILER> <DEFINES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C compile command" FORCE)
292SET (CMAKE_CXX_COMPILER $(type -P $(tc-getCXX)) CACHE FILEPATH "C++ compiler" FORCE) 296 SET (CMAKE_CXX_COMPILER $(type -P $(tc-getCXX)) CACHE FILEPATH "C++ compiler" FORCE)
293SET (CMAKE_CXX_COMPILE_OBJECT "<CMAKE_CXX_COMPILER> <DEFINES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C++ compile command" FORCE) 297 SET (CMAKE_CXX_COMPILE_OBJECT "<CMAKE_CXX_COMPILER> <DEFINES> ${CPPFLAGS} <FLAGS> -o <OBJECT> -c <SOURCE>" CACHE STRING "C++ compile command" FORCE)
294_EOF_ 298 _EOF_
299
300 if use prefix; then
301 cat >> "${build_rules}" <<- _EOF_
302 # in Prefix we need rpath and must ensure cmake gets our default linker path
303 # right ... except for Darwin hosts
304 IF (NOT APPLE)
305 SET (CMAKE_SKIP_RPATH OFF CACHE BOOL "" FORCE)
306 SET (CMAKE_PLATFORM_REQUIRED_RUNTIME_PATH "${EPREFIX}/usr/${CHOST}/lib/gcc;${EPREFIX}/usr/${CHOST}/lib;${EPREFIX}/usr/$(get_libdir);${EPREFIX}/$(get_libdir)"
307 CACHE STRING "" FORCE)
308 ENDIF (NOT APPLE)
309 _EOF_
310 fi
311
312 # Common configure parameters (invariants)
313 local common_config=${T}/gentoo_common_config.cmake
314 local libdir=$(get_libdir)
315 cat > "${common_config}" <<- _EOF_
316 SET (LIB_SUFFIX ${libdir/lib} CACHE STRING "library path suffix" FORCE)
317 SET (CMAKE_INSTALL_LIBDIR ${libdir} CACHE PATH "Output directory for libraries")
318 _EOF_
319 [[ -n ${NOCOLOR} ]] || echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> "${common_config}"
320
321 # Convert mycmakeargs to an array, for backwards compatibility
322 # Make the array a local variable since <=portage-2.1.6.x does not
323 # support global arrays (see bug #297255).
324 if [[ $(declare -p mycmakeargs 2>&-) != "declare -a mycmakeargs="* ]]; then
325 local mycmakeargs_local=(${mycmakeargs})
326 else
327 local mycmakeargs_local=("${mycmakeargs[@]}")
328 fi
329
330 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
295 331
296 # Common configure parameters (overridable) 332 # Common configure parameters (overridable)
297 # NOTE CMAKE_BUILD_TYPE can be only overriden via CMAKE_BUILD_TYPE eclass variable 333 # NOTE CMAKE_BUILD_TYPE can be only overriden via CMAKE_BUILD_TYPE eclass variable
298 # No -DCMAKE_BUILD_TYPE=xxx definitions will be in effect. 334 # No -DCMAKE_BUILD_TYPE=xxx definitions will be in effect.
299 local cmakeargs=" 335 local cmakeargs=(
336 -C "${common_config}"
300 -DCMAKE_INSTALL_PREFIX=${PREFIX:-/usr} 337 -DCMAKE_INSTALL_PREFIX="${EPREFIX}${PREFIX:-/usr}"
301 ${mycmakeargs} 338 "${mycmakeargs_local[@]}"
302 -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE} 339 -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}"
303 -DCMAKE_INSTALL_DO_STRIP=OFF 340 -DCMAKE_INSTALL_DO_STRIP=OFF
304 -DCMAKE_USER_MAKE_RULES_OVERRIDE=${build_rules}" 341 -DCMAKE_USER_MAKE_RULES_OVERRIDE="${build_rules}"
305 342 "${MYCMAKEARGS}"
306 # Common configure parameters (invariants) 343 )
307 local common_config="${TMPDIR}"/gentoo_common_config.cmake
308 local libdir=$(get_libdir)
309cat > ${common_config} << _EOF_
310SET (LIB_SUFFIX ${libdir/lib} CACHE STRING "library path suffix" FORCE)
311_EOF_
312 [[ -n ${CMAKE_NO_COLOR} ]] && echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> ${common_config}
313 cmakeargs="-C ${common_config} ${cmakeargs}"
314 344
315 mkdir -p "${CMAKE_BUILD_DIR}" 345 mkdir -p "${CMAKE_BUILD_DIR}"
316 pushd "${CMAKE_BUILD_DIR}" > /dev/null 346 pushd "${CMAKE_BUILD_DIR}" > /dev/null
317 debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is $cmakeargs" 347 debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is ${mycmakeargs_local[*]}"
318 echo cmake ${cmakeargs} "${CMAKE_USE_DIR}" 348 echo cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}"
319 cmake ${cmakeargs} "${CMAKE_USE_DIR}" || die "cmake failed" 349 cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed"
320 350
321 popd > /dev/null 351 popd > /dev/null
322} 352}
323 353
324# @FUNCTION: enable_cmake-utils_src_compile 354# @FUNCTION: enable_cmake-utils_src_compile
333} 363}
334 364
335# @FUNCTION: cmake-utils_src_make 365# @FUNCTION: cmake-utils_src_make
336# @DESCRIPTION: 366# @DESCRIPTION:
337# Function for building the package. Automatically detects the build type. 367# Function for building the package. Automatically detects the build type.
338# All arguments are passed to emake: 368# All arguments are passed to emake
339cmake-utils_src_make() { 369cmake-utils_src_make() {
340 debug-print-function ${FUNCNAME} "$@" 370 debug-print-function ${FUNCNAME} "$@"
341 371
342 _check_build_dir 372 _check_build_dir
343 pushd "${CMAKE_BUILD_DIR}" &> /dev/null 373 pushd "${CMAKE_BUILD_DIR}" &> /dev/null
396# @FUNCTION: cmake-utils_src_configure 426# @FUNCTION: cmake-utils_src_configure
397# @DESCRIPTION: 427# @DESCRIPTION:
398# Wrapper for detection if we want to run enable_ prefixed function with same name 428# Wrapper for detection if we want to run enable_ prefixed function with same name
399# unconditionaly or only when some useflag is enabled. 429# unconditionaly or only when some useflag is enabled.
400cmake-utils_src_configure() { 430cmake-utils_src_configure() {
401 _inherit_optionaly "src_configure" 431 _execute_optionaly "src_configure" "$@"
402} 432}
403 433
404# @FUNCTION: cmake-utils_src_compile 434# @FUNCTION: cmake-utils_src_compile
405# @DESCRIPTION: 435# @DESCRIPTION:
406# Wrapper for detection if we want to run enable_ prefixed function with same name 436# Wrapper for detection if we want to run enable_ prefixed function with same name
407# unconditionaly or only when some useflag is enabled. 437# unconditionaly or only when some useflag is enabled.
408cmake-utils_src_compile() { 438cmake-utils_src_compile() {
409 _inherit_optionaly "src_compile" 439 _execute_optionaly "src_compile" "$@"
410} 440}
411 441
412# @FUNCTION: cmake-utils_src_install 442# @FUNCTION: cmake-utils_src_install
413# @DESCRIPTION: 443# @DESCRIPTION:
414# Wrapper for detection if we want to run enable_ prefixed function with same name 444# Wrapper for detection if we want to run enable_ prefixed function with same name
415# unconditionaly or only when some useflag is enabled. 445# unconditionaly or only when some useflag is enabled.
416cmake-utils_src_install() { 446cmake-utils_src_install() {
417 _inherit_optionaly "src_install" 447 _execute_optionaly "src_install" "$@"
418} 448}
419 449
420# @FUNCTION: cmake-utils_src_test 450# @FUNCTION: cmake-utils_src_test
421# @DESCRIPTION: 451# @DESCRIPTION:
422# Wrapper for detection if we want to run enable_ prefixed function with same name 452# Wrapper for detection if we want to run enable_ prefixed function with same name
423# unconditionaly or only when some useflag is enabled. 453# unconditionaly or only when some useflag is enabled.
424cmake-utils_src_test() { 454cmake-utils_src_test() {
425 _inherit_optionaly "src_test" 455 _execute_optionaly "src_test" "$@"
426} 456}
427 457
428 458
429_execute_optionaly() { 459_execute_optionaly() {
430 local phase="$1" 460 local phase="$1" ; shift
431 if [[ ${WANT_CMAKE} = always ]]; then 461 if [[ ${WANT_CMAKE} = always ]]; then
432 enable_cmake-utils_${phase} 462 enable_cmake-utils_${phase} "$@"
433 else 463 else
434 use ${WANT_CMAKE} && enable_cmake-utils_${phase} 464 use ${WANT_CMAKE} && enable_cmake-utils_${phase} "$@"
435 fi 465 fi
436} 466}

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