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authorSaleem Abdulrasool <compnerd@compnerd.org>2015-04-25 01:46:35 +0000
committerSaleem Abdulrasool <compnerd@compnerd.org>2015-04-25 01:46:35 +0000
commitbcd09ebf999c8e54c59ac5a7a510d9cdb87d2d39 (patch)
tree7edf2e9ce035881f391586890977bfc6558ba04c /libunwind/cmake
parent4db6ec799ff920eab5d028c9ed919f37b2f07b49 (diff)
libunwind: add new build logic
This replicates most of the build infrastructure from libc++abi ported to libunwind. This allows building libunwind without requiring libc++abi.
Diffstat (limited to 'libunwind/cmake')
-rw-r--r--libunwind/cmake/config-ix.cmake45
1 files changed, 45 insertions, 0 deletions
diff --git a/libunwind/cmake/config-ix.cmake b/libunwind/cmake/config-ix.cmake
new file mode 100644
index 00000000000..a36f978e8fb
--- /dev/null
+++ b/libunwind/cmake/config-ix.cmake
@@ -0,0 +1,45 @@
+
+include(CheckCCompilerFlag)
+include(CheckCXXCompilerFlag)
+include(CheckLibraryExists)
+
+# Check compiler flags
+check_c_compiler_flag(-funwind-tables LIBUNWIND_HAS_FUNWIND_TABLES)
+check_cxx_compiler_flag(-fPIC LIBUNWIND_HAS_FPIC_FLAG)
+check_cxx_compiler_flag(-fno-exceptions LIBUNWIND_HAS_NO_EXCEPTIONS_FLAG)
+check_cxx_compiler_flag(-fno-rtti LIBUNWIND_HAS_NO_RTTI_FLAG)
+check_cxx_compiler_flag(-fstrict-aliasing LIBUNWIND_HAS_FSTRICT_ALIASING_FLAG)
+check_cxx_compiler_flag(-nodefaultlibs LIBUNWIND_HAS_NODEFAULTLIBS_FLAG)
+check_cxx_compiler_flag(-nostdinc++ LIBUNWIND_HAS_NOSTDINCXX_FLAG)
+check_cxx_compiler_flag(-Wall LIBUNWIND_HAS_WALL_FLAG)
+check_cxx_compiler_flag(-W LIBUNWIND_HAS_W_FLAG)
+check_cxx_compiler_flag(-Wno-unused-function LIBUNWIND_HAS_WNO_UNUSED_FUNCTION_FLAG)
+check_cxx_compiler_flag(-Wunused-variable LIBUNWIND_HAS_WUNUSED_VARIABLE_FLAG)
+check_cxx_compiler_flag(-Wunused-parameter LIBUNWIND_HAS_WUNUSED_PARAMETER_FLAG)
+check_cxx_compiler_flag(-Wstrict-aliasing LIBUNWIND_HAS_WSTRICT_ALIASING_FLAG)
+check_cxx_compiler_flag(-Wstrict-overflow LIBUNWIND_HAS_WSTRICT_OVERFLOW_FLAG)
+check_cxx_compiler_flag(-Wwrite-strings LIBUNWIND_HAS_WWRITE_STRINGS_FLAG)
+check_cxx_compiler_flag(-Wchar-subscripts LIBUNWIND_HAS_WCHAR_SUBSCRIPTS_FLAG)
+check_cxx_compiler_flag(-Wmismatched-tags LIBUNWIND_HAS_WMISMATCHED_TAGS_FLAG)
+check_cxx_compiler_flag(-Wmissing-braces LIBUNWIND_HAS_WMISSING_BRACES_FLAG)
+check_cxx_compiler_flag(-Wshorten-64-to-32 LIBUNWIND_HAS_WSHORTEN_64_TO_32_FLAG)
+check_cxx_compiler_flag(-Wsign-conversion LIBUNWIND_HAS_WSIGN_CONVERSION_FLAG)
+check_cxx_compiler_flag(-Wsign-compare LIBUNWIND_HAS_WSIGN_COMPARE_FLAG)
+check_cxx_compiler_flag(-Wshadow LIBUNWIND_HAS_WSHADOW_FLAG)
+check_cxx_compiler_flag(-Wconversion LIBUNWIND_HAS_WCONVERSION_FLAG)
+check_cxx_compiler_flag(-Wnewline-eof LIBUNWIND_HAS_WNEWLINE_EOF_FLAG)
+check_cxx_compiler_flag(-Wundef LIBUNWIND_HAS_WUNDEF_FLAG)
+check_cxx_compiler_flag(-pedantic LIBUNWIND_HAS_PEDANTIC_FLAG)
+check_cxx_compiler_flag(-Werror LIBUNWIND_HAS_WERROR_FLAG)
+check_cxx_compiler_flag(-Wno-error LIBUNWIND_HAS_WNO_ERROR_FLAG)
+check_cxx_compiler_flag(/WX LIBUNWIND_HAS_WX_FLAG)
+check_cxx_compiler_flag(/WX- LIBUNWIND_HAS_NO_WX_FLAG)
+check_cxx_compiler_flag(/EHsc LIBUNWIND_HAS_EHSC_FLAG)
+check_cxx_compiler_flag(/EHs- LIBUNWIND_HAS_NO_EHS_FLAG)
+check_cxx_compiler_flag(/EHa- LIBUNWIND_HAS_NO_EHA_FLAG)
+check_cxx_compiler_flag(/GR- LIBUNWIND_HAS_NO_GR_FLAG)
+
+check_library_exists(c printf "" LIBUNWIND_HAS_C_LIB)
+check_library_exists(dl dladdr "" LIBUNWIND_HAS_DL_LIB)
+check_library_exists(pthread pthread_once "" LIBUNWIND_HAS_PTHREAD_LIB)
+