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diff --git a/meta/classes-recipe/cmake.bbclass b/meta/classes-recipe/cmake.bbclass
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1#
2# Copyright OpenEmbedded Contributors
3#
4# SPDX-License-Identifier: MIT
5#
6
7# Path to the CMake file to process.
8OECMAKE_SOURCEPATH ??= "${S}"
9
10DEPENDS:prepend = "cmake-native "
11B = "${WORKDIR}/build"
12
13# What CMake generator to use.
14# The supported options are "Unix Makefiles" or "Ninja".
15OECMAKE_GENERATOR ?= "Ninja"
16
17python() {
18 generator = d.getVar("OECMAKE_GENERATOR")
19 if "Unix Makefiles" in generator:
20 args = "-G '" + generator + "' -DCMAKE_MAKE_PROGRAM=" + d.getVar("MAKE")
21 d.setVar("OECMAKE_GENERATOR_ARGS", args)
22 d.setVarFlag("do_compile", "progress", "percent")
23 elif "Ninja" in generator:
24 args = "-G '" + generator + "' -DCMAKE_MAKE_PROGRAM=ninja"
25 d.appendVar("DEPENDS", " ninja-native")
26 d.setVar("OECMAKE_GENERATOR_ARGS", args)
27 d.setVarFlag("do_compile", "progress", r"outof:^\[(\d+)/(\d+)\]\s+")
28 else:
29 bb.fatal("Unknown CMake Generator %s" % generator)
30}
31OECMAKE_AR ?= "${AR}"
32
33# Compiler flags
34OECMAKE_C_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CFLAGS}"
35OECMAKE_CXX_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CXXFLAGS}"
36OECMAKE_C_FLAGS_RELEASE ?= "-DNDEBUG"
37OECMAKE_CXX_FLAGS_RELEASE ?= "-DNDEBUG"
38OECMAKE_C_LINK_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CPPFLAGS} ${LDFLAGS}"
39OECMAKE_CXX_LINK_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CXXFLAGS} ${LDFLAGS}"
40
41def oecmake_map_compiler(compiler, d):
42 args = d.getVar(compiler).split()
43 if args[0] == "ccache":
44 return args[1], args[0]
45 return args[0], ""
46
47# C/C++ Compiler (without cpu arch/tune arguments)
48OECMAKE_C_COMPILER ?= "${@oecmake_map_compiler('CC', d)[0]}"
49OECMAKE_C_COMPILER_LAUNCHER ?= "${@oecmake_map_compiler('CC', d)[1]}"
50OECMAKE_CXX_COMPILER ?= "${@oecmake_map_compiler('CXX', d)[0]}"
51OECMAKE_CXX_COMPILER_LAUNCHER ?= "${@oecmake_map_compiler('CXX', d)[1]}"
52
53# Native C/C++ Compiler (without cpu arch/tune arguments)
54OECMAKE_NATIVE_C_COMPILER ?= "${@oecmake_map_compiler('BUILD_CC', d)[0]}"
55OECMAKE_NATIVE_C_COMPILER_LAUNCHER ?= "${@oecmake_map_compiler('BUILD_CC', d)[1]}"
56OECMAKE_NATIVE_CXX_COMPILER ?= "${@oecmake_map_compiler('BUILD_CXX', d)[0]}"
57OECMAKE_NATIVE_CXX_COMPILER_LAUNCHER ?= "${@oecmake_map_compiler('BUILD_CXX', d)[1]}"
58OECMAKE_NATIVE_AR ?= "${BUILD_AR}"
59OECMAKE_NATIVE_RANLIB ?= "${@d.getVar('BUILD_RANLIB').split()[0]}"
60OECMAKE_NATIVE_NM ?= "${BUILD_NM}"
61
62# Native compiler flags
63OECMAKE_NATIVE_C_FLAGS ?= "${BUILD_CC_ARCH} ${BUILD_CFLAGS}"
64OECMAKE_NATIVE_CXX_FLAGS ?= "${BUILD_CC_ARCH} ${BUILD_CXXFLAGS}"
65OECMAKE_NATIVE_C_FLAGS_RELEASE ?= "-DNDEBUG"
66OECMAKE_NATIVE_CXX_FLAGS_RELEASE ?= "-DNDEBUG"
67OECMAKE_NATIVE_C_LINK_FLAGS ?= "${BUILD_CC_ARCH} ${BUILD_CPPFLAGS} ${BUILD_LDFLAGS}"
68OECMAKE_NATIVE_CXX_LINK_FLAGS ?= "${BUILD_CC_ARCH} ${BUILD_CXXFLAGS} ${BUILD_LDFLAGS}"
69BUILD_CXXFLAGS += "${BUILD_CC_ARCH}"
70BUILD_CFLAGS += "${BUILD_CC_ARCH}"
71
72# clear compiler vars for allarch to avoid sig hash difference
73OECMAKE_C_COMPILER:allarch = ""
74OECMAKE_C_COMPILER_LAUNCHER:allarch = ""
75OECMAKE_CXX_COMPILER:allarch = ""
76OECMAKE_CXX_COMPILER_LAUNCHER:allarch = ""
77OECMAKE_NATIVE_C_COMPILER:allarch = ""
78OECMAKE_NATIVE_C_COMPILER_LAUNCHER:allarch = ""
79OECMAKE_NATIVE_CXX_COMPILER:allarch = ""
80OECMAKE_NATIVE_CXX_COMPILER_LAUNCHER:allarch = ""
81
82OECMAKE_RPATH ?= ""
83OECMAKE_PERLNATIVE_DIR ??= ""
84OECMAKE_EXTRA_ROOT_PATH ?= ""
85
86OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM = "ONLY"
87
88EXTRA_OECMAKE:append = " ${PACKAGECONFIG_CONFARGS}"
89
90export CMAKE_BUILD_PARALLEL_LEVEL
91CMAKE_BUILD_PARALLEL_LEVEL:task-compile = "${@oe.utils.parallel_make(d, False)}"
92CMAKE_BUILD_PARALLEL_LEVEL:task-install = "${@oe.utils.parallel_make(d, True)}"
93CMAKE_BUILD_PARALLEL_LEVEL:task-compile-ptest-base = "${@oe.utils.parallel_make(d, False)}"
94CMAKE_BUILD_PARALLEL_LEVEL:task-install-ptest-base = "${@oe.utils.parallel_make(d, True)}"
95
96OECMAKE_TARGET_COMPILE ?= "all"
97OECMAKE_TARGET_INSTALL ?= "install"
98
99def map_host_os_to_system_name(host_os):
100 if host_os.startswith('darwin'):
101 return 'Darwin'
102 if host_os.startswith('mingw'):
103 return 'Windows'
104 if host_os.startswith('linux'):
105 return 'Linux'
106 return host_os
107
108# CMake expects target architectures in the format of uname(2),
109# which do not always match TARGET_ARCH, so all the necessary
110# conversions should happen here.
111def map_host_arch_to_uname_arch(host_arch):
112 if host_arch == "powerpc":
113 return "ppc"
114 if host_arch == "powerpc64le":
115 return "ppc64le"
116 if host_arch == "powerpc64":
117 return "ppc64"
118 return host_arch
119
120
121cmake_do_generate_toolchain_file() {
122 if [ "${BUILD_SYS}" = "${HOST_SYS}" ]; then
123 cmake_crosscompiling="set( CMAKE_CROSSCOMPILING FALSE )"
124 else
125 cmake_crosscompiling="set( CMAKE_CROSSCOMPILING TRUE )"
126 cmake_sysroot="set( CMAKE_SYSROOT \"${RECIPE_SYSROOT}\" )"
127 fi
128
129 cat > ${WORKDIR}/toolchain.cmake <<EOF
130# CMake system name must be something like "Linux".
131# This is important for cross-compiling.
132$cmake_crosscompiling
133set( CMAKE_SYSTEM_NAME ${@map_host_os_to_system_name(d.getVar('HOST_OS'))} )
134set( CMAKE_SYSTEM_PROCESSOR ${@map_host_arch_to_uname_arch(d.getVar('HOST_ARCH'))} )
135set( CMAKE_C_COMPILER ${OECMAKE_C_COMPILER} )
136set( CMAKE_CXX_COMPILER ${OECMAKE_CXX_COMPILER} )
137set( CMAKE_C_COMPILER_LAUNCHER ${OECMAKE_C_COMPILER_LAUNCHER} )
138set( CMAKE_CXX_COMPILER_LAUNCHER ${OECMAKE_CXX_COMPILER_LAUNCHER} )
139set( CMAKE_ASM_COMPILER ${OECMAKE_C_COMPILER} )
140find_program( CMAKE_AR ${OECMAKE_AR} DOC "Archiver" REQUIRED )
141
142set( CMAKE_C_FLAGS "${OECMAKE_C_FLAGS}" CACHE STRING "CFLAGS" )
143set( CMAKE_CXX_FLAGS "${OECMAKE_CXX_FLAGS}" CACHE STRING "CXXFLAGS" )
144set( CMAKE_ASM_FLAGS "${OECMAKE_C_FLAGS}" CACHE STRING "ASM FLAGS" )
145set( CMAKE_C_FLAGS_RELEASE "${OECMAKE_C_FLAGS_RELEASE}" CACHE STRING "Additional CFLAGS for release" )
146set( CMAKE_CXX_FLAGS_RELEASE "${OECMAKE_CXX_FLAGS_RELEASE}" CACHE STRING "Additional CXXFLAGS for release" )
147set( CMAKE_ASM_FLAGS_RELEASE "${OECMAKE_C_FLAGS_RELEASE}" CACHE STRING "Additional ASM FLAGS for release" )
148set( CMAKE_C_LINK_FLAGS "${OECMAKE_C_LINK_FLAGS}" CACHE STRING "LDFLAGS" )
149set( CMAKE_CXX_LINK_FLAGS "${OECMAKE_CXX_LINK_FLAGS}" CACHE STRING "LDFLAGS" )
150
151# only search in the paths provided so cmake doesnt pick
152# up libraries and tools from the native build machine
153set( CMAKE_FIND_ROOT_PATH ${STAGING_DIR_HOST} ${STAGING_DIR_NATIVE} ${CROSS_DIR} ${OECMAKE_PERLNATIVE_DIR} ${OECMAKE_EXTRA_ROOT_PATH} ${EXTERNAL_TOOLCHAIN} ${COREBASE}/scripts ${HOSTTOOLS_DIR} )
154set( CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY )
155set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ${OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM} )
156set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
157set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )
158set( CMAKE_PROGRAM_PATH "/" )
159
160$cmake_sysroot
161
162# Use qt.conf settings
163set( ENV{QT_CONF_PATH} ${WORKDIR}/qt.conf )
164
165# We need to set the rpath to the correct directory as cmake does not provide any
166# directory as rpath by default
167set( CMAKE_INSTALL_RPATH ${OECMAKE_RPATH} )
168
169# Use RPATHs relative to build directory for reproducibility
170set( CMAKE_BUILD_RPATH_USE_ORIGIN ON )
171
172# Use our cmake modules
173list(APPEND CMAKE_MODULE_PATH "${STAGING_DATADIR}/cmake/Modules/")
174
175# add for non /usr/lib libdir, e.g. /usr/lib64
176set( CMAKE_LIBRARY_PATH ${libdir} ${base_libdir})
177
178# add include dir to implicit includes in case it differs from /usr/include
179list(APPEND CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES ${includedir})
180list(APPEND CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES ${includedir})
181
182EOF
183 cat > ${WORKDIR}/toolchain-native.cmake <<EOF
184set( CMAKE_C_COMPILER ${OECMAKE_NATIVE_C_COMPILER} )
185set( CMAKE_CXX_COMPILER ${OECMAKE_NATIVE_CXX_COMPILER} )
186set( CMAKE_ASM_COMPILER ${OECMAKE_NATIVE_C_COMPILER} )
187set( CMAKE_AR ${OECMAKE_NATIVE_AR} CACHE FILEPATH "Archiver" )
188set( CMAKE_RANLIB ${OECMAKE_NATIVE_RANLIB} CACHE FILEPATH "Archive Indexer" )
189set( CMAKE_NM ${OECMAKE_NATIVE_NM} CACHE FILEPATH "Symbol Lister" )
190set( CMAKE_C_FLAGS "${OECMAKE_NATIVE_C_FLAGS}" CACHE STRING "CFLAGS" )
191set( CMAKE_CXX_FLAGS "${OECMAKE_NATIVE_CXX_FLAGS}" CACHE STRING "CXXFLAGS" )
192set( CMAKE_ASM_FLAGS "${OECMAKE_NATIVE_C_FLAGS}" CACHE STRING "ASM FLAGS" )
193set( CMAKE_C_FLAGS_RELEASE "${OECMAKE_NATIVE_C_FLAGS_RELEASE}" CACHE STRING "Additional CFLAGS for release" )
194set( CMAKE_CXX_FLAGS_RELEASE "${OECMAKE_NATIVE_CXX_FLAGS_RELEASE}" CACHE STRING "Additional CXXFLAGS for release" )
195set( CMAKE_ASM_FLAGS_RELEASE "${OECMAKE_NATIVE_C_FLAGS_RELEASE}" CACHE STRING "Additional ASM FLAGS for release" )
196set( CMAKE_C_LINK_FLAGS "${OECMAKE_NATIVE_C_LINK_FLAGS}" CACHE STRING "LDFLAGS" )
197set( CMAKE_CXX_LINK_FLAGS "${OECMAKE_NATIVE_CXX_LINK_FLAGS}" CACHE STRING "LDFLAGS" )
198
199set( CMAKE_FIND_ROOT_PATH ${STAGING_DIR_NATIVE} )
200set( CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY )
201set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH )
202set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
203set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )
204
205# Use native cmake modules
206list(APPEND CMAKE_MODULE_PATH "${STAGING_DATADIR_NATIVE}/cmake/Modules/")
207
208# add for non /usr/lib libdir, e.g. /usr/lib64
209set( CMAKE_LIBRARY_PATH ${STAGING_BASE_LIBDIR_NATIVE} ${STAGING_LIBDIR_NATIVE})
210
211# add include dir to implicit includes in case it differs from /usr/include
212list(APPEND CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES ${STAGING_INCDIR_NATIVE})
213list(APPEND CMAKE_CXX_IMPLICIT_INCLUDE_DIRECTORIES ${STAGING_INCDIR_NATIVE})
214
215# The assignmens above override CFLAGS and CXXFLAGS from the environment but
216# not LDFLAGS, which ends up in CMAKE_EXE_LINKER_FLAGS. This then means our
217# native builds use target flags, and can fail.
218#
219# As there are a number of variables that are set from LDFLAGS,
220# clear it at source.
221#
222# https://cmake.org/cmake/help/latest/envvar/LDFLAGS.html
223unset(ENV{LDFLAGS})
224EOF
225}
226
227cmake_do_generate_toolchain_file:append:toolchain-clang() {
228 cat >> ${WORKDIR}/toolchain.cmake <<EOF
229set( CMAKE_CLANG_TIDY ${HOST_PREFIX}clang-tidy )
230EOF
231}
232
233addtask generate_toolchain_file after do_patch before do_configure
234
235CONFIGURE_FILES = "CMakeLists.txt *.cmake"
236
237do_configure[cleandirs] = "${@d.getVar('B') if d.getVar('S') != d.getVar('B') else ''}"
238
239OECMAKE_ARGS = "\
240 -DCMAKE_INSTALL_PREFIX:PATH=${prefix} \
241 -DCMAKE_INSTALL_BINDIR:PATH=${@os.path.relpath(d.getVar('bindir'), d.getVar('prefix') + '/')} \
242 -DCMAKE_INSTALL_SBINDIR:PATH=${@os.path.relpath(d.getVar('sbindir'), d.getVar('prefix') + '/')} \
243 -DCMAKE_INSTALL_LIBEXECDIR:PATH=${@os.path.relpath(d.getVar('libexecdir'), d.getVar('prefix') + '/')} \
244 -DCMAKE_INSTALL_SYSCONFDIR:PATH=${sysconfdir} \
245 -DCMAKE_INSTALL_SHAREDSTATEDIR:PATH=${@os.path.relpath(d.getVar('sharedstatedir'), d.getVar('prefix') + '/')} \
246 -DCMAKE_INSTALL_LOCALSTATEDIR:PATH=${localstatedir} \
247 -DCMAKE_INSTALL_LIBDIR:PATH=${@os.path.relpath(d.getVar('libdir'), d.getVar('prefix') + '/')} \
248 -DCMAKE_INSTALL_INCLUDEDIR:PATH=${@os.path.relpath(d.getVar('includedir'), d.getVar('prefix') + '/')} \
249 -DCMAKE_INSTALL_DATAROOTDIR:PATH=${@os.path.relpath(d.getVar('datadir'), d.getVar('prefix') + '/')} \
250 -DPYTHON_EXECUTABLE:PATH=${PYTHON} \
251 -DPython_EXECUTABLE:PATH=${PYTHON} \
252 -DPython3_EXECUTABLE:PATH=${PYTHON} \
253 -DLIB_SUFFIX=${@d.getVar('baselib').replace('lib', '')} \
254 -DCMAKE_INSTALL_SO_NO_EXE=0 \
255 -DCMAKE_TOOLCHAIN_FILE:FILEPATH=${WORKDIR}/toolchain.cmake \
256 -DCMAKE_NO_SYSTEM_FROM_IMPORTED=1 \
257 -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY=ON \
258 -DFETCHCONTENT_FULLY_DISCONNECTED=ON \
259 -DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=ON \
260"
261
262cmake_do_configure() {
263 if [ "${OECMAKE_BUILDPATH}" ]; then
264 bbnote "cmake.bbclass no longer uses OECMAKE_BUILDPATH. The default behaviour is now out-of-tree builds with B=WORKDIR/build."
265 fi
266
267 if [ "${S}" = "${B}" ]; then
268 find ${B} -name CMakeFiles -or -name Makefile -or -name cmake_install.cmake -or -name CMakeCache.txt -delete
269 fi
270
271 # Just like autotools cmake can use a site file to cache result that need generated binaries to run
272 if [ -e ${WORKDIR}/site-file.cmake ] ; then
273 oecmake_sitefile="-C ${WORKDIR}/site-file.cmake"
274 else
275 oecmake_sitefile=
276 fi
277
278 cmake \
279 ${OECMAKE_GENERATOR_ARGS} \
280 $oecmake_sitefile \
281 ${OECMAKE_SOURCEPATH} \
282 ${OECMAKE_ARGS} \
283 ${EXTRA_OECMAKE} \
284 -Wno-dev
285}
286
287# To disable verbose cmake logs for a given recipe or globally config metadata e.g. local.conf
288# add following
289#
290# CMAKE_VERBOSE = ""
291#
292
293CMAKE_VERBOSE ??= "VERBOSE=1"
294
295# Then run do_compile again
296cmake_runcmake_build() {
297 bbnote ${DESTDIR:+DESTDIR=${DESTDIR} }${CMAKE_VERBOSE} cmake --build '${B}' "$@" -- ${EXTRA_OECMAKE_BUILD}
298 eval ${DESTDIR:+DESTDIR=${DESTDIR} }${CMAKE_VERBOSE} cmake --build '${B}' "$@" -- ${EXTRA_OECMAKE_BUILD}
299}
300
301# Install an already-generated project binary tree. Not checking the compile
302# dependencies again is particularly important for SDK use cases.
303cmake_runcmake_install() {
304 bbnote ${DESTDIR:+DESTDIR=${DESTDIR} }${CMAKE_VERBOSE} cmake --install '${B}'
305 eval ${DESTDIR:+DESTDIR=${DESTDIR} }${CMAKE_VERBOSE} cmake --install '${B}'
306}
307
308cmake_do_compile() {
309 cmake_runcmake_build --target ${OECMAKE_TARGET_COMPILE}
310}
311
312cmake_do_install() {
313 if [ "${OECMAKE_TARGET_INSTALL}" = "install" ]; then
314 DESTDIR='${D}' cmake_runcmake_install
315 else
316 # Legacy path which supports also custom install targets
317 DESTDIR='${D}' cmake_runcmake_build --target ${OECMAKE_TARGET_INSTALL}
318 fi
319}
320
321EXPORT_FUNCTIONS do_configure do_compile do_install do_generate_toolchain_file