/[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 1.36 2009/12/10 19:58:42 abcd 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 ${EAPI:-0} in
110# Use -DCMAKE_INSTALL_PREFIX=... CMake variable instead. 110# Use -DCMAKE_INSTALL_PREFIX=... CMake variable instead.
111 111
112# @ECLASS-VARIABLE: CMAKE_IN_SOURCE_BUILD 112# @ECLASS-VARIABLE: CMAKE_IN_SOURCE_BUILD
113# @DESCRIPTION: 113# @DESCRIPTION:
114# Set to enable in-source build. 114# Set to enable in-source build.
115
116# @ECLASS-VARIABLE: CMAKE_NO_COLOR
117# @DESCRIPTION:
118# Set to disable cmake output coloring.
119 115
120# @ECLASS-VARIABLE: CMAKE_VERBOSE 116# @ECLASS-VARIABLE: CMAKE_VERBOSE
121# @DESCRIPTION: 117# @DESCRIPTION:
122# Set to enable verbose messages during compilation. 118# Set to enable verbose messages during compilation.
123 119
156 CMAKE_BUILD_DIR="${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
248 243
249 # NOTE Append some useful summary here 244 # NOTE Append some useful summary here
250 cat >> CMakeLists.txt <<- _EOF_ 245 cat >> CMakeLists.txt <<- _EOF_
251 246
252 MESSAGE(STATUS "<<< Gentoo configuration >>> 247 MESSAGE(STATUS "<<< Gentoo configuration >>>
253 Build type: ${CMAKE_BUILD_TYPE} 248 Build type \${CMAKE_BUILD_TYPE}
254 Install path: ${CMAKE_INSTALL_PREFIX}\n") 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")
255 _EOF_ 257 _EOF_
256} 258}
257 259
258# @FUNCTION: enable_cmake-utils_src_configure 260# @FUNCTION: enable_cmake-utils_src_configure
259# @DESCRIPTION: 261# @DESCRIPTION:
264 266
265 _check_build_dir init 267 _check_build_dir init
266 268
267 # check if CMakeLists.txt exist and if no then die 269 # check if CMakeLists.txt exist and if no then die
268 if [[ ! -e ${CMAKE_USE_DIR}/CMakeLists.txt ]] ; then 270 if [[ ! -e ${CMAKE_USE_DIR}/CMakeLists.txt ]] ; then
269 eerror "I was unable to locate CMakeLists.txt under:" 271 eerror "Unable to locate CMakeLists.txt under:"
270 eerror "\"${CMAKE_USE_DIR}/CMakeLists.txt\"" 272 eerror "\"${CMAKE_USE_DIR}/CMakeLists.txt\""
271 eerror "You should consider not inheriting the cmake eclass." 273 eerror "Consider not inheriting the cmake eclass."
272 die "FATAL: Unable to find CMakeLists.txt" 274 die "FATAL: Unable to find CMakeLists.txt"
273 fi 275 fi
274 276
275 # Remove dangerous things. 277 # Remove dangerous things.
276 _modify-cmakelists 278 _modify-cmakelists
310 # Common configure parameters (invariants) 312 # Common configure parameters (invariants)
311 local common_config=${T}/gentoo_common_config.cmake 313 local common_config=${T}/gentoo_common_config.cmake
312 local libdir=$(get_libdir) 314 local libdir=$(get_libdir)
313 cat > "${common_config}" <<- _EOF_ 315 cat > "${common_config}" <<- _EOF_
314 SET (LIB_SUFFIX ${libdir/lib} CACHE STRING "library path suffix" FORCE) 316 SET (LIB_SUFFIX ${libdir/lib} CACHE STRING "library path suffix" FORCE)
317 SET (CMAKE_INSTALL_LIBDIR ${libdir} CACHE PATH "Output directory for libraries")
315 _EOF_ 318 _EOF_
316 [[ -n ${CMAKE_NO_COLOR} ]] && echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> "${common_config}" 319 [[ -n ${NOCOLOR} ]] || echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> "${common_config}"
317 320
318 # Convert mycmakeargs to an array, for backwards compatibility 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).
319 if [[ $(declare -p mycmakeargs 2>&-) != "declare -a mycmakeargs="* ]]; then 324 if [[ $(declare -p mycmakeargs 2>&-) != "declare -a mycmakeargs="* ]]; then
320 mycmakeargs=(${mycmakeargs}) 325 local mycmakeargs_local=(${mycmakeargs})
326 else
327 local mycmakeargs_local=("${mycmakeargs[@]}")
321 fi 328 fi
322 329
323 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX= 330 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
324 331
325 # Common configure parameters (overridable) 332 # Common configure parameters (overridable)
326 # 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
327 # No -DCMAKE_BUILD_TYPE=xxx definitions will be in effect. 334 # No -DCMAKE_BUILD_TYPE=xxx definitions will be in effect.
328 local cmakeargs=( 335 local cmakeargs=(
329 -C "${common_config}" 336 -C "${common_config}"
330 -DCMAKE_INSTALL_PREFIX="${PREFIX:-${EPREFIX}/usr}" 337 -DCMAKE_INSTALL_PREFIX="${EPREFIX}${PREFIX:-/usr}"
331 "${mycmakeargs[@]}" 338 "${mycmakeargs_local[@]}"
332 -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}" 339 -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}"
333 -DCMAKE_INSTALL_DO_STRIP=OFF 340 -DCMAKE_INSTALL_DO_STRIP=OFF
334 -DCMAKE_USER_MAKE_RULES_OVERRIDE="${build_rules}" 341 -DCMAKE_USER_MAKE_RULES_OVERRIDE="${build_rules}"
342 "${MYCMAKEARGS}"
335 ) 343 )
336 344
337 mkdir -p "${CMAKE_BUILD_DIR}" 345 mkdir -p "${CMAKE_BUILD_DIR}"
338 pushd "${CMAKE_BUILD_DIR}" > /dev/null 346 pushd "${CMAKE_BUILD_DIR}" > /dev/null
339 debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is ${cmakeargs[*]}" 347 debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is ${mycmakeargs_local[*]}"
340 echo cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}" 348 echo cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}"
341 cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed" 349 cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed"
342 350
343 popd > /dev/null 351 popd > /dev/null
344} 352}
418# @FUNCTION: cmake-utils_src_configure 426# @FUNCTION: cmake-utils_src_configure
419# @DESCRIPTION: 427# @DESCRIPTION:
420# Wrapper for detection if we want to run enable_ prefixed function with same name 428# Wrapper for detection if we want to run enable_ prefixed function with same name
421# unconditionaly or only when some useflag is enabled. 429# unconditionaly or only when some useflag is enabled.
422cmake-utils_src_configure() { 430cmake-utils_src_configure() {
423 _execute_optionaly "src_configure" 431 _execute_optionaly "src_configure" "$@"
424} 432}
425 433
426# @FUNCTION: cmake-utils_src_compile 434# @FUNCTION: cmake-utils_src_compile
427# @DESCRIPTION: 435# @DESCRIPTION:
428# 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
429# unconditionaly or only when some useflag is enabled. 437# unconditionaly or only when some useflag is enabled.
430cmake-utils_src_compile() { 438cmake-utils_src_compile() {
431 _execute_optionaly "src_compile" 439 _execute_optionaly "src_compile" "$@"
432} 440}
433 441
434# @FUNCTION: cmake-utils_src_install 442# @FUNCTION: cmake-utils_src_install
435# @DESCRIPTION: 443# @DESCRIPTION:
436# Wrapper for detection if we want to run enable_ prefixed function with same name 444# Wrapper for detection if we want to run enable_ prefixed function with same name
437# unconditionaly or only when some useflag is enabled. 445# unconditionaly or only when some useflag is enabled.
438cmake-utils_src_install() { 446cmake-utils_src_install() {
439 _execute_optionaly "src_install" 447 _execute_optionaly "src_install" "$@"
440} 448}
441 449
442# @FUNCTION: cmake-utils_src_test 450# @FUNCTION: cmake-utils_src_test
443# @DESCRIPTION: 451# @DESCRIPTION:
444# 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
445# unconditionaly or only when some useflag is enabled. 453# unconditionaly or only when some useflag is enabled.
446cmake-utils_src_test() { 454cmake-utils_src_test() {
447 _execute_optionaly "src_test" 455 _execute_optionaly "src_test" "$@"
448} 456}
449 457
450 458
451_execute_optionaly() { 459_execute_optionaly() {
452 local phase="$1" 460 local phase="$1" ; shift
453 if [[ ${WANT_CMAKE} = always ]]; then 461 if [[ ${WANT_CMAKE} = always ]]; then
454 enable_cmake-utils_${phase} 462 enable_cmake-utils_${phase} "$@"
455 else 463 else
456 use ${WANT_CMAKE} && enable_cmake-utils_${phase} 464 use ${WANT_CMAKE} && enable_cmake-utils_${phase} "$@"
457 fi 465 fi
458} 466}

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