diff options
| author | Bjørn Forsman <bjorn.forsman@gmail.com> | 2011-01-26 22:18:42 +0100 |
|---|---|---|
| committer | Peter Korsgaard <jacmet@sunsite.dk> | 2011-01-26 23:22:32 +0100 |
| commit | 73144a6e02a67f9e7da276cd35c9d146e187653a (patch) | |
| tree | 1b38a45bfc7d7b016524d774bc8c4209112717ce | |
| parent | 0fa46e59db087478b4844b2358a496eacdef7569 (diff) | |
Makefile: generate CMake toolchain-file in $(O)
A CMake toolchain-file makes it easy to develop CMake-based packages
outside of Buildroot. Just give the toolchain-file to CMake via the
-DCMAKE_TOOLCHAIN_FILE=... option.
Signed-off-by: Bjørn Forsman <bjorn.forsman@gmail.com>
Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
| -rw-r--r-- | Makefile | 17 | ||||
| -rw-r--r-- | package/Makefile.in | 8 |
2 files changed, 24 insertions, 1 deletions
@@ -363,7 +363,7 @@ $(TARGETS_ALL): __real_tgt_%: $(BASE_TARGETS) % dirs: $(DL_DIR) $(TOOLCHAIN_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) \ $(HOST_DIR) $(BR2_DEPENDS_DIR) $(BINARIES_DIR) $(STAMP_DIR) -$(BASE_TARGETS): dirs +$(BASE_TARGETS): dirs $(O)/toolchainfile.cmake $(BUILD_DIR)/buildroot-config/auto.conf: $(CONFIG_DIR)/.config $(MAKE) $(EXTRAMAKEARGS) silentoldconfig @@ -372,6 +372,21 @@ prepare: $(BUILD_DIR)/buildroot-config/auto.conf world: prepare dependencies dirs $(BASE_TARGETS) $(TARGETS_ALL) +$(O)/toolchainfile.cmake: + @echo -en "\ + set(CMAKE_SYSTEM_NAME Linux)\n\ + set(CMAKE_C_COMPILER $(CMAKE_TARGET_CC))\n\ + set(CMAKE_CXX_COMPILER $(CMAKE_TARGET_CXX))\n\ + set(CMAKE_C_FLAGS \"\$${CMAKE_C_FLAGS} $(CMAKE_TARGET_CFLAGS)\" CACHE STRING \"Buildroot CFLAGS\" FORCE)\n\ + set(CMAKE_CXX_FLAGS \"\$${CMAKE_CXX_FLAGS} $(CMAKE_TARGET_CXXFLAGS)\" CACHE STRING \"Buildroot CXXFLAGS\" FORCE)\n\ + set(CMAKE_INSTALL_SO_NO_EXE 0)\n\ + set(CMAKE_PROGRAM_PATH \"$(HOST_DIR)/usr/bin\")\n\ + set(CMAKE_FIND_ROOT_PATH \"$(STAGING_DIR)\")\n\ + set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)\n\ + set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)\n\ + set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)\n\ + set(ENV{PKG_CONFIG_SYSROOT_DIR} \"$(STAGING_DIR)\")\n\ + " > $@ .PHONY: all world dirs clean distclean source outputmakefile \ $(BASE_TARGETS) $(TARGETS) $(TARGETS_ALL) \ diff --git a/package/Makefile.in b/package/Makefile.in index 644eb1f47..599f68494 100644 --- a/package/Makefile.in +++ b/package/Makefile.in @@ -143,6 +143,14 @@ TARGET_CC := $(CCACHE) $(TARGET_CC) TARGET_CXX := $(CCACHE) $(TARGET_CXX) endif +# * CMake doesn't support having the --sysroot option directly in the +# compiler path, so move this option to CFLAGS/CXXFLAGS variables. +# * Don't use ccache because then CMake will fail to detect compiler. +CMAKE_TARGET_CC = $(filter-out --sysroot=%,$(TARGET_CC_NOCCACHE)) +CMAKE_TARGET_CXX = $(filter-out --sysroot=%,$(TARGET_CXX_NOCCACHE)) +CMAKE_TARGET_CFLAGS = $(filter --sysroot=%,$(TARGET_CC_NOCCACHE)) $(TARGET_CFLAGS) +CMAKE_TARGET_CXXFLAGS = $(filter --sysroot=%,$(TARGET_CXX_NOCCACHE)) $(TARGET_CXXFLAGS) + ifeq ($(BR2_STRIP_strip),y) STRIP_DISCARD_ALL:=--discard-all STRIP_STRIP_UNNEEDED:=--strip-unneeded |