summaryrefslogtreecommitdiff
path: root/meta/classes/cmake.bbclass
blob: 5203d8aca1698560b3f1082727104208f0ca4434 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
# Path to the CMake file to process.
OECMAKE_SOURCEPATH ?= "${S}"

DEPENDS_prepend = "cmake-native "
B = "${WORKDIR}/build"

# We need to unset CCACHE otherwise cmake gets too confused
CCACHE = ""

# C/C++ Compiler (without cpu arch/tune arguments)
OECMAKE_C_COMPILER ?= "`echo ${CC} | sed 's/^\([^ ]*\).*/\1/'`"
OECMAKE_CXX_COMPILER ?= "`echo ${CXX} | sed 's/^\([^ ]*\).*/\1/'`"
OECMAKE_AR ?= "${AR}"

# Compiler flags
OECMAKE_C_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CFLAGS}"
OECMAKE_CXX_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CXXFLAGS}"
OECMAKE_C_FLAGS_RELEASE ?= "-DNDEBUG"
OECMAKE_CXX_FLAGS_RELEASE ?= "-DNDEBUG"
OECMAKE_C_LINK_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CPPFLAGS} ${LDFLAGS}"
OECMAKE_CXX_LINK_FLAGS ?= "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS} ${CXXFLAGS} ${LDFLAGS}"

OECMAKE_RPATH ?= ""
OECMAKE_PERLNATIVE_DIR ??= ""
OECMAKE_EXTRA_ROOT_PATH ?= ""

OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM = "ONLY"
OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM_class-native = "BOTH"

EXTRA_OECMAKE_append = " ${PACKAGECONFIG_CONFARGS}"

# CMake expects target architectures in the format of uname(2),
# which do not always match TARGET_ARCH, so all the necessary
# conversions should happen here.
def map_target_arch_to_uname_arch(target_arch):
    if target_arch == "powerpc":
        return "ppc"
    if target_arch == "powerpc64":
        return "ppc64"
    return target_arch

cmake_do_generate_toolchain_file() {
	cat > ${WORKDIR}/toolchain.cmake <<EOF
# CMake system name must be something like "Linux".
# This is important for cross-compiling.
set( CMAKE_SYSTEM_NAME `echo ${TARGET_OS} | sed -e 's/^./\u&/' -e 's/^\(Linux\).*/\1/'` )
set( CMAKE_SYSTEM_PROCESSOR ${@map_target_arch_to_uname_arch(d.getVar('TARGET_ARCH', True))} )
set( CMAKE_C_COMPILER ${OECMAKE_C_COMPILER} )
set( CMAKE_CXX_COMPILER ${OECMAKE_CXX_COMPILER} )
set( CMAKE_ASM_COMPILER ${OECMAKE_C_COMPILER} )
set( CMAKE_AR ${OECMAKE_AR} CACHE FILEPATH "Archiver" )
set( CMAKE_C_FLAGS "${OECMAKE_C_FLAGS}" CACHE STRING "CFLAGS" )
set( CMAKE_CXX_FLAGS "${OECMAKE_CXX_FLAGS}" CACHE STRING "CXXFLAGS" )
set( CMAKE_ASM_FLAGS "${OECMAKE_C_FLAGS}" CACHE STRING "ASM FLAGS" )
set( CMAKE_C_FLAGS_RELEASE "${OECMAKE_C_FLAGS_RELEASE}" CACHE STRING "Additional CFLAGS for release" )
set( CMAKE_CXX_FLAGS_RELEASE "${OECMAKE_CXX_FLAGS_RELEASE}" CACHE STRING "Additional CXXFLAGS for release" )
set( CMAKE_ASM_FLAGS_RELEASE "${OECMAKE_C_FLAGS_RELEASE}" CACHE STRING "Additional ASM FLAGS for release" )
set( CMAKE_C_LINK_FLAGS "${OECMAKE_C_LINK_FLAGS}" CACHE STRING "LDFLAGS" )
set( CMAKE_CXX_LINK_FLAGS "${OECMAKE_CXX_LINK_FLAGS}" CACHE STRING "LDFLAGS" )

# only search in the paths provided so cmake doesnt pick
# up libraries and tools from the native build machine
set( CMAKE_FIND_ROOT_PATH ${STAGING_DIR_HOST} ${STAGING_DIR_NATIVE} ${CROSS_DIR} ${OECMAKE_PERLNATIVE_DIR} ${OECMAKE_EXTRA_ROOT_PATH} ${EXTERNAL_TOOLCHAIN})
set( CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY )
set( CMAKE_FIND_ROOT_PATH_MODE_PROGRAM ${OECMAKE_FIND_ROOT_PATH_MODE_PROGRAM} )
set( CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY )
set( CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY )

# Use qt.conf settings
set( ENV{QT_CONF_PATH} ${WORKDIR}/qt.conf )

# We need to set the rpath to the correct directory as cmake does not provide any
# directory as rpath by default
set( CMAKE_INSTALL_RPATH ${OECMAKE_RPATH} )

# Use native cmake modules
list(APPEND CMAKE_MODULE_PATH "${STAGING_DATADIR}/cmake/Modules/")

# add for non /usr/lib libdir, e.g. /usr/lib64
set( CMAKE_LIBRARY_PATH ${libdir} ${base_libdir})

EOF
}

addtask generate_toolchain_file after do_patch before do_configure

cmake_do_configure() {
	if [ "${OECMAKE_BUILDPATH}" ]; then
		bbnote "cmake.bbclass no longer uses OECMAKE_BUILDPATH.  The default behaviour is now out-of-tree builds with B=WORKDIR/build."
	fi

	if [ "${S}" != "${B}" ]; then
		rm -rf ${B}
		mkdir -p ${B}
		cd ${B}
	else
		find ${B} -name CMakeFiles -or -name Makefile -or -name cmake_install.cmake -or -name CMakeCache.txt -delete
	fi

	# Just like autotools cmake can use a site file to cache result that need generated binaries to run
	if [ -e ${WORKDIR}/site-file.cmake ] ; then
		OECMAKE_SITEFILE=" -C ${WORKDIR}/site-file.cmake"
	else
		OECMAKE_SITEFILE=""
	fi

	cmake \
	  ${OECMAKE_SITEFILE} \
	  ${OECMAKE_SOURCEPATH} \
	  -DCMAKE_INSTALL_PREFIX:PATH=${prefix} \
	  -DCMAKE_INSTALL_BINDIR:PATH=${@os.path.relpath(d.getVar('bindir', True), d.getVar('prefix', True))} \
	  -DCMAKE_INSTALL_SBINDIR:PATH=${@os.path.relpath(d.getVar('sbindir', True), d.getVar('prefix', True))} \
	  -DCMAKE_INSTALL_LIBEXECDIR:PATH=${@os.path.relpath(d.getVar('libexecdir', True), d.getVar('prefix', True))} \
	  -DCMAKE_INSTALL_SYSCONFDIR:PATH=${sysconfdir} \
	  -DCMAKE_INSTALL_SHAREDSTATEDIR:PATH=${@os.path.relpath(d.getVar('sharedstatedir', True), d.  getVar('prefix', True))} \
	  -DCMAKE_INSTALL_LOCALSTATEDIR:PATH=${localstatedir} \
	  -DCMAKE_INSTALL_LIBDIR:PATH=${@os.path.relpath(d.getVar('libdir', True), d.getVar('prefix', True))} \
	  -DCMAKE_INSTALL_INCLUDEDIR:PATH=${@os.path.relpath(d.getVar('includedir', True), d.getVar('prefix', True))} \
	  -DCMAKE_INSTALL_DATAROOTDIR:PATH=${@os.path.relpath(d.getVar('datadir', True), d.getVar('prefix', True))} \
	  -DCMAKE_INSTALL_SO_NO_EXE=0 \
	  -DCMAKE_TOOLCHAIN_FILE=${WORKDIR}/toolchain.cmake \
	  -DCMAKE_VERBOSE_MAKEFILE=1 \
	  ${EXTRA_OECMAKE} \
	  -Wno-dev
}

do_compile[progress] = "percent"
cmake_do_compile()  {
	cd ${B}
	base_do_compile VERBOSE=1
}

cmake_do_install() {
	cd ${B}
	oe_runmake 'DESTDIR=${D}' install
}

EXPORT_FUNCTIONS do_configure do_compile do_install do_generate_toolchain_file