/[gentoo-x86]/eclass/cmake-utils.eclass
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Revision 1.36 Revision 1.50
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 1.50 2010/04/30 23:41:11 abcd 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:
25# Specify if cmake-utils eclass should depend on cmake optionaly or not. 25# Specify if cmake-utils eclass should depend on cmake optionaly or not.
26# This is usefull when only part of aplication is using cmake build system. 26# This is usefull when only part of aplication is using cmake build system.
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}"
30
31# @ECLASS-VARIABLE: CMAKE_MIN_VER
32# @DESCRIPTION:
33# Specify the minimum allowable version of cmake. Defaults to 2.6.2-r1
34CMAKE_MIN_VER="${CMAKE_MIN_VER:-2.6.2-r1}"
35
30CMAKEDEPEND="" 36CMAKEDEPEND=""
31case ${WANT_CMAKE} in 37case ${WANT_CMAKE} in
32 always) 38 always)
33 ;; 39 ;;
34 *) 40 *)
35 IUSE+=" ${WANT_CMAKE}" 41 IUSE+=" ${WANT_CMAKE}"
36 CMAKEDEPEND+="${WANT_CMAKE}? ( " 42 CMAKEDEPEND+="${WANT_CMAKE}? ( "
37 ;; 43 ;;
38esac 44esac
39inherit toolchain-funcs multilib flag-o-matic base 45inherit toolchain-funcs multilib flag-o-matic base
40 46
41CMAKE_EXPF="src_compile src_test src_install" 47CMAKE_EXPF="src_compile src_test src_install"
42case ${EAPI:-0} in 48case ${EAPI:-0} in
47EXPORT_FUNCTIONS ${CMAKE_EXPF} 53EXPORT_FUNCTIONS ${CMAKE_EXPF}
48 54
49: ${DESCRIPTION:="Based on the ${ECLASS} eclass"} 55: ${DESCRIPTION:="Based on the ${ECLASS} eclass"}
50 56
51if [[ ${PN} != cmake ]]; then 57if [[ ${PN} != cmake ]]; then
52 CMAKEDEPEND+=">=dev-util/cmake-2.6.2-r1" 58 CMAKEDEPEND+=">=dev-util/cmake-${CMAKE_MIN_VER}"
53fi 59fi
54 60
55CMAKEDEPEND+=" userland_GNU? ( >=sys-apps/findutils-4.4.0 )" 61CMAKEDEPEND+=" userland_GNU? ( >=sys-apps/findutils-4.4.0 )"
56 62
57[[ ${WANT_CMAKE} = always ]] || CMAKEDEPEND+=" )" 63[[ ${WANT_CMAKE} = always ]] || CMAKEDEPEND+=" )"
110# Use -DCMAKE_INSTALL_PREFIX=... CMake variable instead. 116# Use -DCMAKE_INSTALL_PREFIX=... CMake variable instead.
111 117
112# @ECLASS-VARIABLE: CMAKE_IN_SOURCE_BUILD 118# @ECLASS-VARIABLE: CMAKE_IN_SOURCE_BUILD
113# @DESCRIPTION: 119# @DESCRIPTION:
114# Set to enable in-source build. 120# Set to enable in-source build.
115
116# @ECLASS-VARIABLE: CMAKE_NO_COLOR
117# @DESCRIPTION:
118# Set to disable cmake output coloring.
119 121
120# @ECLASS-VARIABLE: CMAKE_VERBOSE 122# @ECLASS-VARIABLE: CMAKE_VERBOSE
121# @DESCRIPTION: 123# @DESCRIPTION:
122# Set to enable verbose messages during compilation. 124# Set to enable verbose messages during compilation.
123 125
156 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}/build" 158 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}/build"
157 else 159 else
158 # regular out of tree build 160 # regular out of tree build
159 [[ ${1} = init || -d ${CMAKE_USE_DIR}_build ]] && SUF="_build" || SUF="" 161 [[ ${1} = init || -d ${CMAKE_USE_DIR}_build ]] && SUF="_build" || SUF=""
160 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}${SUF}" 162 CMAKE_BUILD_DIR="${CMAKE_USE_DIR}${SUF}"
161
162 fi 163 fi
163 echo ">>> Working in BUILD_DIR: \"$CMAKE_BUILD_DIR\"" 164 echo ">>> Working in BUILD_DIR: \"$CMAKE_BUILD_DIR\""
164} 165}
165# @FUNCTION: cmake-utils_use_with 166# @FUNCTION: cmake-utils_use_with
166# @USAGE: <USE flag> [flag name] 167# @USAGE: <USE flag> [flag name]
233# `cmake-utils_use foo FOO` echoes -DFOO=ON if foo is enabled 234# `cmake-utils_use foo FOO` echoes -DFOO=ON if foo is enabled
234# and -DFOO=OFF if it is disabled. 235# and -DFOO=OFF if it is disabled.
235cmake-utils_use() { _use_me_now "" "$@" ; } 236cmake-utils_use() { _use_me_now "" "$@" ; }
236 237
237# Internal function for modifying hardcoded definitions. 238# Internal function for modifying hardcoded definitions.
238# Removes dangerous definitionts that override Gentoo settings. 239# Removes dangerous definitions that override Gentoo settings.
239_modify-cmakelists() { 240_modify-cmakelists() {
240 debug-print-function ${FUNCNAME} "$@" 241 debug-print-function ${FUNCNAME} "$@"
241 242
242 # Comment out all set (<some_should_be_user_defined_variable> value) 243 # 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 244 # TODO Add QA checker - inform when variable being checked for below is set in CMakeLists.txt
248 249
249 # NOTE Append some useful summary here 250 # NOTE Append some useful summary here
250 cat >> CMakeLists.txt <<- _EOF_ 251 cat >> CMakeLists.txt <<- _EOF_
251 252
252 MESSAGE(STATUS "<<< Gentoo configuration >>> 253 MESSAGE(STATUS "<<< Gentoo configuration >>>
253 Build type: ${CMAKE_BUILD_TYPE} 254 Build type \${CMAKE_BUILD_TYPE}
254 Install path: ${CMAKE_INSTALL_PREFIX}\n") 255 Install path \${CMAKE_INSTALL_PREFIX}
256 Compiler flags:
257 C \${CMAKE_C_FLAGS}
258 C++ \${CMAKE_CXX_FLAGS}
259 Linker flags:
260 Executable \${CMAKE_EXE_LINKER_FLAGS}
261 Module \${CMAKE_MODULE_LINKER_FLAGS}
262 Shared \${CMAKE_SHARED_LINKER_FLAGS}\n")
255 _EOF_ 263 _EOF_
256} 264}
257 265
258# @FUNCTION: enable_cmake-utils_src_configure 266# @FUNCTION: enable_cmake-utils_src_configure
259# @DESCRIPTION: 267# @DESCRIPTION:
264 272
265 _check_build_dir init 273 _check_build_dir init
266 274
267 # check if CMakeLists.txt exist and if no then die 275 # check if CMakeLists.txt exist and if no then die
268 if [[ ! -e ${CMAKE_USE_DIR}/CMakeLists.txt ]] ; then 276 if [[ ! -e ${CMAKE_USE_DIR}/CMakeLists.txt ]] ; then
269 eerror "I was unable to locate CMakeLists.txt under:" 277 eerror "Unable to locate CMakeLists.txt under:"
270 eerror "\"${CMAKE_USE_DIR}/CMakeLists.txt\"" 278 eerror "\"${CMAKE_USE_DIR}/CMakeLists.txt\""
271 eerror "You should consider not inheriting the cmake eclass." 279 eerror "Consider not inheriting the cmake eclass."
272 die "FATAL: Unable to find CMakeLists.txt" 280 die "FATAL: Unable to find CMakeLists.txt"
273 fi 281 fi
274 282
275 # Remove dangerous things. 283 # Remove dangerous things.
276 _modify-cmakelists 284 _modify-cmakelists
310 # Common configure parameters (invariants) 318 # Common configure parameters (invariants)
311 local common_config=${T}/gentoo_common_config.cmake 319 local common_config=${T}/gentoo_common_config.cmake
312 local libdir=$(get_libdir) 320 local libdir=$(get_libdir)
313 cat > "${common_config}" <<- _EOF_ 321 cat > "${common_config}" <<- _EOF_
314 SET (LIB_SUFFIX ${libdir/lib} CACHE STRING "library path suffix" FORCE) 322 SET (LIB_SUFFIX ${libdir/lib} CACHE STRING "library path suffix" FORCE)
323 SET (CMAKE_INSTALL_LIBDIR ${libdir} CACHE PATH "Output directory for libraries")
315 _EOF_ 324 _EOF_
316 [[ -n ${CMAKE_NO_COLOR} ]] && echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> "${common_config}" 325 [[ -n ${NOCOLOR} ]] || echo 'SET (CMAKE_COLOR_MAKEFILE OFF CACHE BOOL "pretty colors during make" FORCE)' >> "${common_config}"
317 326
318 # Convert mycmakeargs to an array, for backwards compatibility 327 # Convert mycmakeargs to an array, for backwards compatibility
328 # Make the array a local variable since <=portage-2.1.6.x does not
329 # support global arrays (see bug #297255).
319 if [[ $(declare -p mycmakeargs 2>&-) != "declare -a mycmakeargs="* ]]; then 330 if [[ $(declare -p mycmakeargs 2>&-) != "declare -a mycmakeargs="* ]]; then
320 mycmakeargs=(${mycmakeargs}) 331 local mycmakeargs_local=(${mycmakeargs})
332 else
333 local mycmakeargs_local=("${mycmakeargs[@]}")
321 fi 334 fi
322 335
323 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX= 336 has "${EAPI:-0}" 0 1 2 && ! use prefix && EPREFIX=
324 337
325 # Common configure parameters (overridable) 338 # Common configure parameters (overridable)
326 # NOTE CMAKE_BUILD_TYPE can be only overriden via CMAKE_BUILD_TYPE eclass variable 339 # 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. 340 # No -DCMAKE_BUILD_TYPE=xxx definitions will be in effect.
328 local cmakeargs=( 341 local cmakeargs=(
329 -C "${common_config}" 342 -C "${common_config}"
330 -DCMAKE_INSTALL_PREFIX="${PREFIX:-${EPREFIX}/usr}" 343 -DCMAKE_INSTALL_PREFIX="${EPREFIX}${PREFIX:-/usr}"
331 "${mycmakeargs[@]}" 344 "${mycmakeargs_local[@]}"
332 -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}" 345 -DCMAKE_BUILD_TYPE="${CMAKE_BUILD_TYPE}"
333 -DCMAKE_INSTALL_DO_STRIP=OFF 346 -DCMAKE_INSTALL_DO_STRIP=OFF
334 -DCMAKE_USER_MAKE_RULES_OVERRIDE="${build_rules}" 347 -DCMAKE_USER_MAKE_RULES_OVERRIDE="${build_rules}"
348 "${MYCMAKEARGS}"
335 ) 349 )
336 350
337 mkdir -p "${CMAKE_BUILD_DIR}" 351 mkdir -p "${CMAKE_BUILD_DIR}"
338 pushd "${CMAKE_BUILD_DIR}" > /dev/null 352 pushd "${CMAKE_BUILD_DIR}" > /dev/null
339 debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is ${cmakeargs[*]}" 353 debug-print "${LINENO} ${ECLASS} ${FUNCNAME}: mycmakeargs is ${mycmakeargs_local[*]}"
340 echo cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}" 354 echo cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}"
341 cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed" 355 cmake "${cmakeargs[@]}" "${CMAKE_USE_DIR}" || die "cmake failed"
342 356
343 popd > /dev/null 357 popd > /dev/null
344} 358}
418# @FUNCTION: cmake-utils_src_configure 432# @FUNCTION: cmake-utils_src_configure
419# @DESCRIPTION: 433# @DESCRIPTION:
420# Wrapper for detection if we want to run enable_ prefixed function with same name 434# Wrapper for detection if we want to run enable_ prefixed function with same name
421# unconditionaly or only when some useflag is enabled. 435# unconditionaly or only when some useflag is enabled.
422cmake-utils_src_configure() { 436cmake-utils_src_configure() {
423 _execute_optionaly "src_configure" 437 _execute_optionaly "src_configure" "$@"
424} 438}
425 439
426# @FUNCTION: cmake-utils_src_compile 440# @FUNCTION: cmake-utils_src_compile
427# @DESCRIPTION: 441# @DESCRIPTION:
428# Wrapper for detection if we want to run enable_ prefixed function with same name 442# Wrapper for detection if we want to run enable_ prefixed function with same name
429# unconditionaly or only when some useflag is enabled. 443# unconditionaly or only when some useflag is enabled.
430cmake-utils_src_compile() { 444cmake-utils_src_compile() {
431 _execute_optionaly "src_compile" 445 _execute_optionaly "src_compile" "$@"
432} 446}
433 447
434# @FUNCTION: cmake-utils_src_install 448# @FUNCTION: cmake-utils_src_install
435# @DESCRIPTION: 449# @DESCRIPTION:
436# Wrapper for detection if we want to run enable_ prefixed function with same name 450# Wrapper for detection if we want to run enable_ prefixed function with same name
437# unconditionaly or only when some useflag is enabled. 451# unconditionaly or only when some useflag is enabled.
438cmake-utils_src_install() { 452cmake-utils_src_install() {
439 _execute_optionaly "src_install" 453 _execute_optionaly "src_install" "$@"
440} 454}
441 455
442# @FUNCTION: cmake-utils_src_test 456# @FUNCTION: cmake-utils_src_test
443# @DESCRIPTION: 457# @DESCRIPTION:
444# Wrapper for detection if we want to run enable_ prefixed function with same name 458# Wrapper for detection if we want to run enable_ prefixed function with same name
445# unconditionaly or only when some useflag is enabled. 459# unconditionaly or only when some useflag is enabled.
446cmake-utils_src_test() { 460cmake-utils_src_test() {
447 _execute_optionaly "src_test" 461 _execute_optionaly "src_test" "$@"
448} 462}
449 463
450 464
451_execute_optionaly() { 465_execute_optionaly() {
452 local phase="$1" 466 local phase="$1" ; shift
453 if [[ ${WANT_CMAKE} = always ]]; then 467 if [[ ${WANT_CMAKE} = always ]]; then
454 enable_cmake-utils_${phase} 468 enable_cmake-utils_${phase} "$@"
455 else 469 else
456 use ${WANT_CMAKE} && enable_cmake-utils_${phase} 470 use ${WANT_CMAKE} && enable_cmake-utils_${phase} "$@"
457 fi 471 fi
458} 472}

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