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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 00:55:53 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 00:55:53 +0000 |
commit | 3d0386f27ca66379acf50199e1d1298386eeeeb8 (patch) | |
tree | f87bd4a126b3a843858eb447e8fd5893c3ee3882 /tests/deckard/contrib/libswrap/cmake/Modules/DefineCompilerFlags.cmake | |
parent | Initial commit. (diff) | |
download | knot-resolver-3d0386f27ca66379acf50199e1d1298386eeeeb8.tar.xz knot-resolver-3d0386f27ca66379acf50199e1d1298386eeeeb8.zip |
Adding upstream version 3.2.1.upstream/3.2.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/deckard/contrib/libswrap/cmake/Modules/DefineCompilerFlags.cmake')
-rw-r--r-- | tests/deckard/contrib/libswrap/cmake/Modules/DefineCompilerFlags.cmake | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/tests/deckard/contrib/libswrap/cmake/Modules/DefineCompilerFlags.cmake b/tests/deckard/contrib/libswrap/cmake/Modules/DefineCompilerFlags.cmake new file mode 100644 index 0000000..53481c3 --- /dev/null +++ b/tests/deckard/contrib/libswrap/cmake/Modules/DefineCompilerFlags.cmake @@ -0,0 +1,93 @@ +# define system dependent compiler flags + +include(CheckCCompilerFlag) +include(CheckCCompilerFlagSSP) + +if (UNIX AND NOT WIN32) + # + # Define GNUCC compiler flags + # + if (${CMAKE_C_COMPILER_ID} MATCHES "(GNU|Clang)") + + # add -Wconversion ? + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99") + + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -Wshadow -Wmissing-prototypes -Wdeclaration-after-statement") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wunused -Wfloat-equal -Wpointer-arith -Wwrite-strings -Wformat-security") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wmissing-format-attribute -Wcast-align -Wcast-qual") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-missing-field-initializers") + + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=pointer-arith -Werror=declaration-after-statement") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=implicit-function-declaration -Werror=write-strings") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=int-to-pointer-cast -Werror=pointer-to-int-cast") + # -Werror=strict-aliasing is broken + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstrict-aliasing -Wstrict-aliasing=2") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstrict-overflow -Wstrict-overflow=5 -Werror=strict-overflow") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D_GNU_SOURCE") + + if (OSX) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -D__APPLE_USE_RFC_3542") + endif (OSX) + + # with -fPIC + check_c_compiler_flag("-fPIC" WITH_FPIC) + if (WITH_FPIC) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC") + endif (WITH_FPIC) + + check_c_compiler_flag_ssp("-fstack-protector" WITH_STACK_PROTECTOR) + if (WITH_STACK_PROTECTOR) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstack-protector") + endif (WITH_STACK_PROTECTOR) + + if (CMAKE_BUILD_TYPE) + string(TOLOWER "${CMAKE_BUILD_TYPE}" CMAKE_BUILD_TYPE_LOWER) + if (CMAKE_BUILD_TYPE_LOWER MATCHES (release|relwithdebinfo|minsizerel)) + check_c_compiler_flag("-Wp,-D_FORTIFY_SOURCE=2" WITH_FORTIFY_SOURCE) + if (WITH_FORTIFY_SOURCE) + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wp,-D_FORTIFY_SOURCE=2") + endif (WITH_FORTIFY_SOURCE) + + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=uninitialized") + endif() + endif() + endif (${CMAKE_C_COMPILER_ID} MATCHES "(GNU|Clang)") + + # + # Check for large filesystem support + # + if (CMAKE_SIZEOF_VOID_P MATCHES "8") + # with large file support + execute_process( + COMMAND + getconf LFS64_CFLAGS + OUTPUT_VARIABLE + _lfs_CFLAGS + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE + ) + else (CMAKE_SIZEOF_VOID_P MATCHES "8") + # with large file support + execute_process( + COMMAND + getconf LFS_CFLAGS + OUTPUT_VARIABLE + _lfs_CFLAGS + ERROR_QUIET + OUTPUT_STRIP_TRAILING_WHITESPACE + ) + endif (CMAKE_SIZEOF_VOID_P MATCHES "8") + if (_lfs_CFLAGS) + string(REGEX REPLACE "[\r\n]" " " "${_lfs_CFLAGS}" "${${_lfs_CFLAGS}}") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${_lfs_CFLAGS}") + endif (_lfs_CFLAGS) + +endif (UNIX AND NOT WIN32) + +if (MSVC) + # Use secure functions by defaualt and suppress warnings about + #"deprecated" functions + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /D _CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES=1") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /D _CRT_SECURE_CPP_OVERLOAD_STANDARD_NAMES_COUNT=1") + set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /D _CRT_NONSTDC_NO_WARNINGS=1 /D _CRT_SECURE_NO_WARNINGS=1") +endif (MSVC) |