mirror of
https://github.com/HDFGroup/hdf5.git
synced 2026-09-25 04:09:44 +03:00
195 lines
8.7 KiB
CMake
195 lines
8.7 KiB
CMake
#
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# Copyright by The HDF Group.
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# All rights reserved.
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#
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# This file is part of HDF5. The full HDF5 copyright notice, including
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# terms governing use, modification, and redistribution, is contained in
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# the LICENSE file, which can be found at the root of the source code
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# distribution tree, or in https://www.hdfgroup.org/licenses.
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# If you do not have access to either file, you may request a copy from
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# help@hdfgroup.org.
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#
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###############################################################################
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# This file included from HDFCompilerFlags.cmake with
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# if (CMAKE_C_COMPILER_ID STREQUAL "GNU")
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###############################################################################
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#-----------------------------------------------------------------------------
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# Compiler specific flags
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#-----------------------------------------------------------------------------
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set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS}")
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if (${HDF_CFG_NAME} MATCHES "Debug" OR ${HDF_CFG_NAME} MATCHES "Developer")
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Og -ftrapv -fno-common")
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endif ()
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else ()
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND
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NOT CMAKE_C_CLANG_TIDY)
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# `clang-tidy` does not understand -fstdarg-opt
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstdarg-opt")
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endif ()
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0)
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable build extended diagnostics
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#
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# This should NOT be on by default as it can cause process issues.
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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_BUILD_DIAGS "Enable color and URL extended diagnostic messages" OFF)
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mark_as_advanced (HDF5_ENABLE_BUILD_DIAGS)
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if (HDF5_ENABLE_BUILD_DIAGS)
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message (STATUS "... default color and URL extended diagnostic messages enabled")
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else ()
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message (STATUS "... disable color and URL extended diagnostic messages")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fdiagnostics-urls=never -fno-diagnostics-color")
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endif ()
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# HDF5 library compile options - to be made available to all targets
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#-----------------------------------------------------------------------------
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if (NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
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# General flags
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#
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# Note that some of the flags listed here really should be developer
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# flags (listed in a separate variable, below) but we put them here
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# because they are not raised by the current code and we'd like to
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# know if they do start showing up.
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#
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# NOTE: Don't add -Wpadded here since we can't/won't fix the (many)
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# warnings that are emitted. If you need it, add it at configure time.
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# Add general CFlags for GCC versions 4.8 and above
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if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8)
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ADD_H5_FLAGS (HDF5_CMAKE_C_FLAGS "${HDF_CONFIG_DIR}/gnu-warnings/general")
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/error-general")
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endif ()
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# gcc automatically inlines based on the optimization level
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# this is just a failsafe
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list (APPEND H5_CFLAGS "-finline-functions")
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message (VERBOSE "CMAKE_C_FLAGS_GENERAL=${HDF5_CMAKE_C_FLAGS}")
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable developer warnings
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# Developer warnings (suggestions from gcc, not code problems)
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#-----------------------------------------------------------------------------
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if (HDF5_ENABLE_DEV_WARNINGS)
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message (STATUS "....HDF5 developer group warnings are enabled")
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if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/developer-general")
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endif ()
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# Turn on -Winline warnings now only for non-Debug and
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# non-Developer builds. For at least GNU compilers this
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# flag appears to conflict specifically with the -Og
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# optimization flag and will produce warnings about functions
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# not being considered for inlining
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if (NOT ${HDF_CFG_NAME} MATCHES "Debug" AND NOT ${HDF_CFG_NAME} MATCHES "Developer")
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list (APPEND H5_CFLAGS "-Winline")
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endif ()
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else ()
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if (CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/no-developer-general")
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endif ()
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endif ()
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# Technically, variable-length arrays are part of the C99 standard, but
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# we should approach them a bit cautiously... Only needed for gcc 4.X
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if (CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0 AND CMAKE_C_COMPILER_VERSION VERSION_GREATER_EQUAL 4.8)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/4.8-4.last")
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endif ()
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# Append more extra warning flags that only gcc 4.8+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/4.8")
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if (HDF5_ENABLE_DEV_WARNINGS)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/developer-4.8")
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else ()
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/no-developer-4.8")
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endif ()
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endif ()
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# Append more extra warning flags that only gcc 4.9+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/4.9")
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endif ()
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# Append more extra warning flags that only gcc 5.x+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/5")
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/error-5")
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endif ()
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# Append more extra warning flags that only gcc 6.x+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 6.0)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/6")
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endif ()
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# Append more extra warning flags that only gcc 7.x+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 7.0)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/7")
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/error-7")
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if (HDF5_ENABLE_DEV_WARNINGS)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/developer-7")
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#else ()
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# ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/no-developer-7")
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endif ()
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endif ()
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# Append more extra warning flags that only gcc 8.x+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 8.0)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/8")
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/error-8")
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if (HDF5_ENABLE_DEV_WARNINGS)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/developer-8")
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else ()
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/no-developer-8")
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endif ()
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endif ()
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# Append more extra warning flags that only gcc 9.x+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.0)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/9")
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endif ()
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# Append more extra warning flags that only gcc 9.3+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 9.3)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/9.3")
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endif ()
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# Append more extra warning flags that only gcc 10.x+ knows about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 10.0)
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if (HDF5_ENABLE_DEV_WARNINGS)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/developer-10")
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#else ()
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# ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/no-developer-10")
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endif ()
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endif ()
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# Append more extra warning flags that only gcc 12.x+ knows about
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# or which should only be enabled for gcc 12.x+
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 12.0)
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if (HDF5_ENABLE_DEV_WARNINGS)
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ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/developer-12")
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#else ()
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# ADD_H5_FLAGS (H5_CFLAGS "${HDF_CONFIG_DIR}/gnu-warnings/no-developer-12")
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# This is in here to help some of the GCC based IDES like Eclipse
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# and code blocks parse the compiler errors and warnings better.
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#-----------------------------------------------------------------------------
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fmessage-length=0")
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#-----------------------------------------------------------------------------
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# This option will force/override the default setting for all configurations
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#-----------------------------------------------------------------------------
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if (HDF5_ENABLE_SYMBOLS MATCHES "YES")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -fno-omit-frame-pointer")
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elseif (HDF5_ENABLE_SYMBOLS MATCHES "NO")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -s")
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endif ()
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