@@ -12,13 +12,18 @@ CMAKE_LICENSE_FILES = Copyright.txt
HOST_CMAKE_DEPENDENCIES = host-pkgconf
+# Get rid of -I* options to prevent that a header avaiable in
+# $(HOST_DIR)/usr/include is used instead of a cmake one, e.g. lzma*
+# headers of the xz package
+HOST_CMAKE_CFLAGS = $(filter-out -I%,$(HOST_CFLAGS))
+
define HOST_CMAKE_CONFIGURE_CMDS
(cd $(@D); \
LDFLAGS="$(HOST_LDFLAGS)" \
- CFLAGS="$(HOST_CFLAGS)" \
+ CFLAGS="$(HOST_CMAKE_CFLAGS)" \
./bootstrap --prefix=$(HOST_DIR)/usr \
--parallel=$(PARALLEL_JOBS) -- \
- -DCMAKE_C_FLAGS="$(HOST_CFLAGS)" \
+ -DCMAKE_C_FLAGS="$(HOST_CMAKE_CFLAGS)" \
-DCMAKE_CXX_FLAGS="$(HOST_CXXFLAGS)" \
-DCMAKE_EXE_LINKER_FLAGS="$(HOST_LDFLAGS)" \
-DBUILD_CursesDialog=OFF \
The -I<dir> options added to CMAKE_C_FLAGS are passed to the compiler before the -I<dir> options of the cmake internal headers, so when the host-xz package was already built, a #include <lzma.h> directive loads the host-xz header instead of the cmake internal one. Because we don't want to use any header avaiable in -I$(HOST_DIR)/usr/include, just get rid of the -I<dir> options in the HOST_CFLAGS. Fix build failure: .../output/build/host-cmake-3.1.3/Utilities/cmliblzma/liblzma/common/block_buffer_decoder.c:17:1: error: conflicting types for ‘lzma_block_buffer_decode’ lzma_block_buffer_decode(lzma_block *block, lzma_allocator *allocator, ^ In file included from /home/tetsuya/buildroot/br2/output/host/usr/include/lzma.h:296:0, from /home/tetsuya/buildroot/br2/output/build/host-cmake-3.1.3/Utilities/cmliblzma/liblzma/common/common.h:34, from /home/tetsuya/buildroot/br2/output/build/host-cmake-3.1.3/Utilities/cmliblzma/liblzma/common/block_decoder.h:16, from /home/tetsuya/buildroot/br2/output/build/host-cmake-3.1.3/Utilities/cmliblzma/liblzma/common/block_buffer_decoder.c:13: /home/tetsuya/buildroot/br2/output/host/usr/include/lzma/block.h:577:27: note: previous declaration of ‘lzma_block_buffer_decode’ was here extern LZMA_API(lzma_ret) lzma_block_buffer_decode( ^ Utilities/cmliblzma/CMakeFiles/cmliblzma.dir/build.make:261: recipe for target 'Utilities/cmliblzma/CMakeFiles/cmliblzma.dir/liblzma/common/block_buffer_decoder.c.o' failed make[3]: *** [Utilities/cmliblzma/CMakeFiles/cmliblzma.dir/liblzma/common/block_buffer_decoder.c.o] Error 1 Fixes: http://autobuild.buildroot.org/results/4edf6e169dc4a00d8a8bd16a86eba2316cbbd9e5 http://autobuild.buildroot.org/results/a9ff38b22a36a2f8427d33085d3263a8cbfbd746 http://autobuild.buildroot.org/results/ecaa0227249207b5450519832a193c1585ac8177 Signed-off-by: Fabio Porcedda <fabio.porcedda@gmail.com> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Cc: Baruch Siach <baruch@tkos.co.il> --- Notes: v3: - Use filter-out instead of sed (Baruch) v2: - Instead of tring to use the system lzma library when avaiable, just always use the internal one (Thomas P.). package/cmake/cmake.mk | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)