pkg-cmake.mk 9.2 KB

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  1. ################################################################################
  2. # CMake package infrastructure
  3. #
  4. # This file implements an infrastructure that eases development of
  5. # package .mk files for CMake packages. It should be used for all
  6. # packages that use CMake as their build system.
  7. #
  8. # See the Buildroot documentation for details on the usage of this
  9. # infrastructure
  10. #
  11. # In terms of implementation, this CMake infrastructure requires
  12. # the .mk file to only specify metadata information about the
  13. # package: name, version, download URL, etc.
  14. #
  15. # We still allow the package .mk file to override what the different
  16. # steps are doing, if needed. For example, if <PKG>_BUILD_CMDS is
  17. # already defined, it is used as the list of commands to perform to
  18. # build the package, instead of the default CMake behaviour. The
  19. # package can also define some post operation hooks.
  20. #
  21. ################################################################################
  22. # Set compiler variables.
  23. ifeq ($(BR2_CCACHE),y)
  24. CMAKE_HOST_C_COMPILER = $(HOST_DIR)/bin/ccache
  25. CMAKE_HOST_CXX_COMPILER = $(HOST_DIR)/bin/ccache
  26. CMAKE_HOST_C_COMPILER_ARG1 = $(HOSTCC_NOCCACHE)
  27. CMAKE_HOST_CXX_COMPILER_ARG1 = $(HOSTCXX_NOCCACHE)
  28. else
  29. CMAKE_HOST_C_COMPILER = $(HOSTCC)
  30. CMAKE_HOST_CXX_COMPILER = $(HOSTCXX)
  31. endif
  32. ifneq ($(QUIET),)
  33. CMAKE_QUIET = -DCMAKE_RULE_MESSAGES=OFF -DCMAKE_INSTALL_MESSAGE=NEVER
  34. endif
  35. ################################################################################
  36. # inner-cmake-package -- defines how the configuration, compilation and
  37. # installation of a CMake package should be done, implements a few hooks to
  38. # tune the build process and calls the generic package infrastructure to
  39. # generate the necessary make targets
  40. #
  41. # argument 1 is the lowercase package name
  42. # argument 2 is the uppercase package name, including a HOST_ prefix
  43. # for host packages
  44. # argument 3 is the uppercase package name, without the HOST_ prefix
  45. # for host packages
  46. # argument 4 is the type (target or host)
  47. ################################################################################
  48. define inner-cmake-package
  49. $(2)_CONF_ENV ?=
  50. $(2)_CONF_OPTS ?=
  51. $(2)_MAKE ?= $$(MAKE)
  52. $(2)_MAKE_ENV ?=
  53. $(2)_MAKE_OPTS ?=
  54. $(2)_INSTALL_OPTS ?= install
  55. $(2)_INSTALL_STAGING_OPTS ?= DESTDIR=$$(STAGING_DIR) install/fast
  56. $(2)_INSTALL_TARGET_OPTS ?= DESTDIR=$$(TARGET_DIR) install/fast
  57. $(2)_SRCDIR = $$($(2)_DIR)/$$($(2)_SUBDIR)
  58. $(3)_SUPPORTS_IN_SOURCE_BUILD ?= YES
  59. ifeq ($$($(3)_SUPPORTS_IN_SOURCE_BUILD),YES)
  60. $(2)_BUILDDIR = $$($(2)_SRCDIR)
  61. else
  62. $(2)_BUILDDIR = $$($(2)_SRCDIR)/buildroot-build
  63. endif
  64. #
  65. # Configure step. Only define it if not already defined by the package
  66. # .mk file. And take care of the differences between host and target
  67. # packages.
  68. #
  69. ifndef $(2)_CONFIGURE_CMDS
  70. ifeq ($(4),target)
  71. # Configure package for target
  72. define $(2)_CONFIGURE_CMDS
  73. (mkdir -p $$($$(PKG)_BUILDDIR) && \
  74. cd $$($$(PKG)_BUILDDIR) && \
  75. rm -f CMakeCache.txt && \
  76. PATH=$$(BR_PATH) \
  77. $$($$(PKG)_CONF_ENV) $$(BR2_CMAKE) $$($$(PKG)_SRCDIR) \
  78. -DCMAKE_TOOLCHAIN_FILE="$$(HOST_DIR)/share/buildroot/toolchainfile.cmake" \
  79. -DCMAKE_INSTALL_PREFIX="/usr" \
  80. -DCMAKE_COLOR_MAKEFILE=OFF \
  81. -DBUILD_DOC=OFF \
  82. -DBUILD_DOCS=OFF \
  83. -DBUILD_EXAMPLE=OFF \
  84. -DBUILD_EXAMPLES=OFF \
  85. -DBUILD_TEST=OFF \
  86. -DBUILD_TESTS=OFF \
  87. -DBUILD_TESTING=OFF \
  88. -DBUILD_SHARED_LIBS=$$(if $$(BR2_STATIC_LIBS),OFF,ON) \
  89. $$(CMAKE_QUIET) \
  90. $$($$(PKG)_CONF_OPTS) \
  91. )
  92. endef
  93. else
  94. # Configure package for host
  95. define $(2)_CONFIGURE_CMDS
  96. (mkdir -p $$($$(PKG)_BUILDDIR) && \
  97. cd $$($$(PKG)_BUILDDIR) && \
  98. rm -f CMakeCache.txt && \
  99. PATH=$$(BR_PATH) \
  100. PKG_CONFIG="$$(PKG_CONFIG_HOST_BINARY)" \
  101. PKG_CONFIG_SYSROOT_DIR="/" \
  102. PKG_CONFIG_LIBDIR="$$(HOST_DIR)/lib/pkgconfig:$$(HOST_DIR)/share/pkgconfig" \
  103. PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 \
  104. PKG_CONFIG_ALLOW_SYSTEM_LIBS=1 \
  105. $$($$(PKG)_CONF_ENV) $$(BR2_CMAKE) $$($$(PKG)_SRCDIR) \
  106. -DCMAKE_INSTALL_SO_NO_EXE=0 \
  107. -DCMAKE_FIND_ROOT_PATH="$$(HOST_DIR)" \
  108. -DCMAKE_FIND_ROOT_PATH_MODE_PROGRAM="BOTH" \
  109. -DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY="BOTH" \
  110. -DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE="BOTH" \
  111. -DCMAKE_INSTALL_PREFIX="$$(HOST_DIR)" \
  112. -DCMAKE_C_FLAGS="$$(HOST_CFLAGS)" \
  113. -DCMAKE_CXX_FLAGS="$$(HOST_CXXFLAGS)" \
  114. -DCMAKE_EXE_LINKER_FLAGS="$$(HOST_LDFLAGS)" \
  115. -DCMAKE_ASM_COMPILER="$$(HOSTAS)" \
  116. -DCMAKE_C_COMPILER="$$(CMAKE_HOST_C_COMPILER)" \
  117. -DCMAKE_CXX_COMPILER="$$(CMAKE_HOST_CXX_COMPILER)" \
  118. $(if $$(CMAKE_HOST_C_COMPILER_ARG1),\
  119. -DCMAKE_C_COMPILER_ARG1="$$(CMAKE_HOST_C_COMPILER_ARG1)" \
  120. -DCMAKE_CXX_COMPILER_ARG1="$$(CMAKE_HOST_CXX_COMPILER_ARG1)" \
  121. ) \
  122. -DCMAKE_COLOR_MAKEFILE=OFF \
  123. -DBUILD_DOC=OFF \
  124. -DBUILD_DOCS=OFF \
  125. -DBUILD_EXAMPLE=OFF \
  126. -DBUILD_EXAMPLES=OFF \
  127. -DBUILD_TEST=OFF \
  128. -DBUILD_TESTS=OFF \
  129. -DBUILD_TESTING=OFF \
  130. $$(CMAKE_QUIET) \
  131. $$($$(PKG)_CONF_OPTS) \
  132. )
  133. endef
  134. endif
  135. endif
  136. # Since some CMake modules (even upstream ones) use pgk_check_modules
  137. # primitives to find {C,LD}FLAGS, add it to the dependency list.
  138. $(2)_DEPENDENCIES += host-pkgconf
  139. $(2)_DEPENDENCIES += $(BR2_CMAKE_HOST_DEPENDENCY)
  140. #
  141. # Build step. Only define it if not already defined by the package .mk
  142. # file.
  143. #
  144. ifndef $(2)_BUILD_CMDS
  145. ifeq ($(4),target)
  146. define $(2)_BUILD_CMDS
  147. $$(TARGET_MAKE_ENV) $$($$(PKG)_MAKE_ENV) $$($$(PKG)_MAKE) $$($$(PKG)_MAKE_OPTS) -C $$($$(PKG)_BUILDDIR)
  148. endef
  149. else
  150. define $(2)_BUILD_CMDS
  151. $$(HOST_MAKE_ENV) $$($$(PKG)_MAKE_ENV) $$($$(PKG)_MAKE) $$($$(PKG)_MAKE_OPTS) -C $$($$(PKG)_BUILDDIR)
  152. endef
  153. endif
  154. endif
  155. #
  156. # Host installation step. Only define it if not already defined by the
  157. # package .mk file.
  158. #
  159. ifndef $(2)_INSTALL_CMDS
  160. define $(2)_INSTALL_CMDS
  161. $$(HOST_MAKE_ENV) $$($$(PKG)_MAKE_ENV) $$($$(PKG)_MAKE) $$($$(PKG)_MAKE_OPTS) $$($$(PKG)_INSTALL_OPTS) -C $$($$(PKG)_BUILDDIR)
  162. endef
  163. endif
  164. #
  165. # Staging installation step. Only define it if not already defined by
  166. # the package .mk file.
  167. #
  168. ifndef $(2)_INSTALL_STAGING_CMDS
  169. define $(2)_INSTALL_STAGING_CMDS
  170. $$(TARGET_MAKE_ENV) $$($$(PKG)_MAKE_ENV) $$($$(PKG)_MAKE) $$($$(PKG)_MAKE_OPTS) $$($$(PKG)_INSTALL_STAGING_OPTS) -C $$($$(PKG)_BUILDDIR)
  171. endef
  172. endif
  173. #
  174. # Target installation step. Only define it if not already defined by
  175. # the package .mk file.
  176. #
  177. ifndef $(2)_INSTALL_TARGET_CMDS
  178. define $(2)_INSTALL_TARGET_CMDS
  179. $$(TARGET_MAKE_ENV) $$($$(PKG)_MAKE_ENV) $$($$(PKG)_MAKE) $$($$(PKG)_MAKE_OPTS) $$($$(PKG)_INSTALL_TARGET_OPTS) -C $$($$(PKG)_BUILDDIR)
  180. endef
  181. endif
  182. # Call the generic package infrastructure to generate the necessary
  183. # make targets
  184. $(call inner-generic-package,$(1),$(2),$(3),$(4))
  185. endef
  186. ################################################################################
  187. # cmake-package -- the target generator macro for CMake packages
  188. ################################################################################
  189. cmake-package = $(call inner-cmake-package,$(pkgname),$(call UPPERCASE,$(pkgname)),$(call UPPERCASE,$(pkgname)),target)
  190. host-cmake-package = $(call inner-cmake-package,host-$(pkgname),$(call UPPERCASE,host-$(pkgname)),$(call UPPERCASE,$(pkgname)),host)
  191. ################################################################################
  192. # Generation of the CMake toolchain file
  193. ################################################################################
  194. # CMAKE_SYSTEM_PROCESSOR should match uname -m
  195. ifeq ($(BR2_ARM_CPU_ARMV4),y)
  196. CMAKE_SYSTEM_PROCESSOR_ARM_VARIANT = armv4
  197. else ifeq ($(BR2_ARM_CPU_ARMV5),y)
  198. CMAKE_SYSTEM_PROCESSOR_ARM_VARIANT = armv5
  199. else ifeq ($(BR2_ARM_CPU_ARMV6),y)
  200. CMAKE_SYSTEM_PROCESSOR_ARM_VARIANT = armv6
  201. else ifeq ($(BR2_ARM_CPU_ARMV7A),y)
  202. CMAKE_SYSTEM_PROCESSOR_ARM_VARIANT = armv7
  203. else ifeq ($(BR2_ARM_CPU_ARMV8A),y)
  204. CMAKE_SYSTEM_PROCESSOR_ARM_VARIANT = armv8
  205. endif
  206. ifeq ($(BR2_arm),y)
  207. CMAKE_SYSTEM_PROCESSOR = $(CMAKE_SYSTEM_PROCESSOR_ARM_VARIANT)l
  208. else ifeq ($(BR2_armeb),y)
  209. CMAKE_SYSTEM_PROCESSOR = $(CMAKE_SYSTEM_PROCESSOR_ARM_VARIANT)b
  210. else ifeq ($(call qstrip,$(BR2_ARCH)),powerpc64)
  211. CMAKE_SYSTEM_PROCESSOR = ppc64
  212. else ifeq ($(call qstrip,$(BR2_ARCH)),powerpc64le)
  213. CMAKE_SYSTEM_PROCESSOR = ppc64le
  214. else
  215. CMAKE_SYSTEM_PROCESSOR = $(BR2_ARCH)
  216. endif
  217. # In order to allow the toolchain to be relocated, we calculate the HOST_DIR
  218. # based on the toolchainfile.cmake file's location: $(HOST_DIR)/share/buildroot
  219. # In all the other variables, HOST_DIR will be replaced by RELOCATED_HOST_DIR,
  220. # so we have to strip "$(HOST_DIR)/" from the paths that contain it.
  221. $(HOST_DIR)/share/buildroot/toolchainfile.cmake:
  222. @mkdir -p $(@D)
  223. sed \
  224. -e 's#@@STAGING_SUBDIR@@#$(call qstrip,$(STAGING_SUBDIR))#' \
  225. -e 's#@@TARGET_CFLAGS@@#$(call qstrip,$(TARGET_CFLAGS))#' \
  226. -e 's#@@TARGET_CXXFLAGS@@#$(call qstrip,$(TARGET_CXXFLAGS))#' \
  227. -e 's#@@TARGET_FCFLAGS@@#$(call qstrip,$(TARGET_FCFLAGS))#' \
  228. -e 's#@@TARGET_LDFLAGS@@#$(call qstrip,$(TARGET_LDFLAGS))#' \
  229. -e 's#@@TARGET_CC@@#$(subst $(HOST_DIR)/,,$(call qstrip,$(TARGET_CC)))#' \
  230. -e 's#@@TARGET_CXX@@#$(subst $(HOST_DIR)/,,$(call qstrip,$(TARGET_CXX)))#' \
  231. -e 's#@@TARGET_FC@@#$(subst $(HOST_DIR)/,,$(call qstrip,$(TARGET_FC)))#' \
  232. -e 's#@@CMAKE_SYSTEM_PROCESSOR@@#$(call qstrip,$(CMAKE_SYSTEM_PROCESSOR))#' \
  233. -e 's#@@TOOLCHAIN_HAS_FORTRAN@@#$(if $(BR2_TOOLCHAIN_HAS_FORTRAN),1,0)#' \
  234. -e 's#@@CMAKE_BUILD_TYPE@@#$(if $(BR2_ENABLE_DEBUG),Debug,Release)#' \
  235. $(TOPDIR)/support/misc/toolchainfile.cmake.in \
  236. > $@
  237. $(HOST_DIR)/share/buildroot/Platform/Buildroot.cmake:
  238. $(Q)$(INSTALL) -D -m 0644 support/misc/Buildroot.cmake $(@)