mirror of
https://github.com/HDFGroup/hdf5.git
synced 2025-01-12 15:04:59 +08:00
b9a27fddaa
* commit '0d05cb607e5951f3a28a101be56ca194022a7fa1': Reverted addition of The HDF Group copyright headers to 3rd party CMake files for Java. Add Copyright headers to 90 files (mostly .cmake files) without Copyright headers. Add "Copyright by The HDF Group."" to copyright header.
312 lines
14 KiB
CMake
312 lines
14 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 COPYING file, which can be found at the root of the source code
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# distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.
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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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# Compiler specific flags : Shouldn't there be compiler tests for these
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#-----------------------------------------------------------------------------
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if (CMAKE_COMPILER_IS_GNUCC)
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if (CMAKE_BUILD_TYPE MATCHES Debug)
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set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS} -std=c99")
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Og -ftrapv -fno-common")
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endif ()
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else (CMAKE_BUILD_TYPE MATCHES Debug)
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set (CMAKE_C_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_C_FLAGS} -std=c99")
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.0)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fstdarg-opt")
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endif ()
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endif ()
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endif ()
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if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
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if (CMAKE_BUILD_TYPE MATCHES Debug)
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set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
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if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Og -ftrapv -fno-common")
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endif ()
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else ()
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set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
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if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstdarg-opt")
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endif ()
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to disable compiler warnings
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#-----------------------------------------------------------------------------
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option (HDF5_DISABLE_COMPILER_WARNINGS "Disable compiler warnings" OFF)
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if (HDF5_DISABLE_COMPILER_WARNINGS)
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# MSVC uses /w to suppress warnings. It also complains if another
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# warning level is given, so remove it.
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if (MSVC)
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set (HDF5_WARNINGS_BLOCKED 1)
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /w")
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /w")
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endif ()
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if (WIN32)
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add_definitions (-D_CRT_SECURE_NO_WARNINGS)
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endif ()
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# Borland uses -w- to suppress warnings.
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if (BORLAND)
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set (HDF5_WARNINGS_BLOCKED 1)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w-")
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endif ()
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# Most compilers use -w to suppress warnings.
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if (NOT HDF5_WARNINGS_BLOCKED)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -w")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# CDash is configured to only allow 3000 warnings, so
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# break into groups (from the config/gnu-flags file)
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#-----------------------------------------------------------------------------
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if (NOT MSVC AND CMAKE_COMPILER_IS_GNUCC)
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if (NOT ${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
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set (CMAKE_C_FLAGS_5 "${CMAKE_C_FLAGS_5} -Wcast-qual")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wundef -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-align -Wwrite-strings -Wconversion -Waggregate-return -Wstrict-prototypes -Wmissing-prototypes -Wmissing-declarations -Wredundant-decls -Wnested-externs")
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else ()
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -erroff=%none -DBSD_COMP")
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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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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_DEV_WARNINGS "Enable HDF5 developer group warnings" OFF)
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if (HDF5_ENABLE_DEV_WARNINGS)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Winline -Waggregate-return")
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else ()
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-unused-parameter -Wno-inline -Wno-aggregate-return")
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endif ()
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# Append warning flags
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# Don't use the '-Wtraditional' flag, we're way past having K&R C code
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# set (H5_CFLAGS "${H5_CFLAGS} -Wtraditional")
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# Don't use the '-Wtraditional-conversion' flag, there's too many warnings
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# from GCC's assert macro
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# set (H5_CFLAGS "${H5_CFLAGS} -Wtraditional-conversion")
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# Append warning flags from gcc-3* case
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# (don't use -Wpadded flag for normal builds, many of the warnings its
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# issuing can't be fixed and they are making it hard to detect other,
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# more important warnings)
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#set (H5_CFLAGS "${H5_CFLAGS} -Wfloat-equal -Wmissing-format-attribute -Wpadded")
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set (H5_CFLAGS1 "${H5_CFLAGS1} -Wfloat-equal -Wmissing-format-attribute")
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# Append warning flags from gcc-3.2* case
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set (H5_CFLAGS1 "${H5_CFLAGS1} -Wpacked -Wdisabled-optimization")
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if (HDF5_ENABLE_DEV_WARNINGS)
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set (H5_CFLAGS1 "${H5_CFLAGS1} -Wmissing-noreturn")
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else ()
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set (H5_CFLAGS1 "${H5_CFLAGS1} -Wno-missing-noreturn")
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endif ()
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# Enable more format checking flags, beyond the basic -Wformat included
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# in -Wall
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set (H5_CFLAGS1_5 "${H5_CFLAGS1_5} -Wformat=2")
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# Append warning flags from gcc-3.3* case
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set (H5_CFLAGS1 "${H5_CFLAGS1} -Wendif-labels")
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# Append warning flags from gcc-3.4* case
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set (H5_CFLAGS1 "${H5_CFLAGS1} -Wdeclaration-after-statement -Wold-style-definition -Winvalid-pch")
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# Append more extra warning flags that only gcc4.0+ know about
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wvariadic-macros -Winit-self -Wmissing-include-dirs -Wswitch-default -Wswitch-enum -Wunused-macros")
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# Append more extra warning flags that only gcc 4.1+ know about
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set (H5_CFLAGS2_5 "${H5_CFLAGS2_5} -Wunsafe-loop-optimizations")
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wc++-compat")
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# Append more extra warning flags that only gcc 4.2+ know about
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set (H5_CFLAGS2_5 "${H5_CFLAGS2_5} -Wstrict-overflow")
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wno-strict-overflow")
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# Append more extra warning flags that only gcc 4.3+ know about
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#
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# Technically, variable-length arrays are part of the C99 standard, but
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# we should approach them a bit cautiously... -QAK
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wlogical-op -Wlarger-than=2048 -Wvla")
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# Append more extra warning flags that only gcc 4.4+ know about
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wsync-nand -Wframe-larger-than=16384 -Wpacked-bitfield-compat")
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# Append more extra warning flags that only gcc 4.5+ know about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.5)
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set (H5_CFLAGS2_5 "${H5_CFLAGS2_5} -Wstrict-overflow=5 -Wjump-misses-init -Wunsuffixed-float-constants")
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wjump-misses-init -Wunsuffixed-float-constants")
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endif ()
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# Append more extra warning flags that only gcc 4.6+ know about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.6)
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wdouble-promotion -Wtrampolines")
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if (HDF5_ENABLE_DEV_WARNINGS)
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wsuggest-attribute=const")
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else ()
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wno-suggest-attribute=const")
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endif ()
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endif ()
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# The "unreachable code" warning appears to be reliable now...
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# (this warning was removed in gcc 4.5+)
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.7)
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wunreachable-code")
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endif ()
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# Append more extra warning flags that only gcc 4.7+ know about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.7)
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wstack-usage=8192 -Wvector-operation-performance")
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if (HDF5_ENABLE_DEV_WARNINGS)
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wsuggest-attribute=pure -Wsuggest-attribute=noreturn")
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else ()
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wno-suggest-attribute=pure -Wno-suggest-attribute=noreturn")
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endif ()
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endif ()
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# Append more extra warning flags that only gcc 4.8+ know about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.8)
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if (HDF5_ENABLE_DEV_WARNINGS)
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wsuggest-attribute=format")
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else ()
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wno-suggest-attribute=format")
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endif ()
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endif ()
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# Append more extra warning flags that only gcc 4.9+ know about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.9)
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set (H5_CFLAGS2 "${H5_CFLAGS2} -Wdate-time -Wopenmp-simd")
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endif ()
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# (There was no release of gcc 5.0)
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# Append more extra warning flags that only gcc 5.1+ know about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 5.1)
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set (H5_CFLAGS3 "${H5_CFLAGS3} -Warray-bounds=2 -Wc99-c11-compat")
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endif ()
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# Append more extra warning flags that only gcc 6.x+ know about
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if (NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 6.0)
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set (H5_CFLAGS4 "${H5_CFLAGS4} -Wnull-dereference -Wunused-const-variable -Wduplicated-cond -Whsa")
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable all warnings
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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_ALL_WARNINGS "Enable all warnings" OFF)
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if (HDF5_ENABLE_ALL_WARNINGS)
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if (MSVC)
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if (HDF5_ENABLE_DEV_WARNINGS)
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /Wall /wd4668")
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /Wall /wd4668")
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else ()
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W3")
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3")
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endif ()
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else ()
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if (CMAKE_COMPILER_IS_GNUCC)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -pedantic ${H5_CFLAGS1} ${H5_CFLAGS2}")
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endif ()
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable warnings by groups
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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_GROUPZERO_WARNINGS "Enable group zero warnings" OFF)
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if (HDF5_ENABLE_GROUPZERO_WARNINGS)
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if (MSVC)
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W1")
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W1")
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else ()
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if (CMAKE_COMPILER_IS_GNUCC)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra -pedantic")
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endif ()
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable warnings by groups
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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_GROUPONE_WARNINGS "Enable group one warnings" OFF)
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if (HDF5_ENABLE_GROUPONE_WARNINGS)
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if (MSVC)
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W2")
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W2")
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else ()
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS1}")
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable warnings by groups
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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_GROUPTWO_WARNINGS "Enable group two warnings" OFF)
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if (HDF5_ENABLE_GROUPTWO_WARNINGS)
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if (MSVC)
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W3")
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W3")
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else ()
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS2}")
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable warnings by groups
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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_GROUPTHREE_WARNINGS "Enable group three warnings" OFF)
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if (HDF5_ENABLE_GROUPTHREE_WARNINGS)
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if (MSVC)
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /W4")
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string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W4")
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else ()
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS3}")
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# Option to allow the user to enable warnings by groups
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#-----------------------------------------------------------------------------
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option (HDF5_ENABLE_GROUPFOUR_WARNINGS "Enable group four warnings" OFF)
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if (HDF5_ENABLE_GROUPFOUR_WARNINGS)
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if (NOT MSVC)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${H5_CFLAGS4}")
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endif ()
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endif ()
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#-----------------------------------------------------------------------------
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# This is in here to help some of the GCC based IDES like Eclipse
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# and code blocks parse the compiler errors and warnings better.
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#-----------------------------------------------------------------------------
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if (CMAKE_COMPILER_IS_GNUCC)
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set (CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fmessage-length=0")
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endif ()
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if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
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set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fmessage-length=0")
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endif ()
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