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-rw-r--r--config/cmake/HDFCXXCompilerFlags.cmake324
1 files changed, 324 insertions, 0 deletions
diff --git a/config/cmake/HDFCXXCompilerFlags.cmake b/config/cmake/HDFCXXCompilerFlags.cmake
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index 0000000..504a171
--- /dev/null
+++ b/config/cmake/HDFCXXCompilerFlags.cmake
@@ -0,0 +1,324 @@
+#
+# Copyright by The HDF Group.
+# All rights reserved.
+#
+# This file is part of HDF5. The full HDF5 copyright notice, including
+# terms governing use, modification, and redistribution, is contained in
+# the COPYING file, which can be found at the root of the source code
+# distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases.
+# If you do not have access to either file, you may request a copy from
+# help@hdfgroup.org.
+#
+set(CMAKE_CXX_STANDARD 98)
+set(CMAKE_CXX_STANDARD_REQUIRED TRUE)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
+macro (ADD_H5_FLAGS h5_flag_var infile)
+ file (STRINGS ${infile} TEST_FLAG_STREAM)
+ #message (STATUS "TEST_FLAG_STREAM=${TEST_FLAG_STREAM}")
+ list (LENGTH TEST_FLAG_STREAM len_flag)
+ if (len_flag GREATER 0)
+ math (EXPR _FP_LEN "${len_flag} - 1")
+ foreach (line RANGE 0 ${_FP_LEN})
+ list (GET TEST_FLAG_STREAM ${line} str_flag)
+ string (REGEX REPLACE "^#.*" "" str_flag "${str_flag}")
+ #message (STATUS "str_flag=${str_flag}")
+ if (str_flag)
+ list (APPEND ${h5_flag_var} "${str_flag}")
+ endif ()
+ endforeach ()
+ endif ()
+ #message (STATUS "h5_flag_var=${${h5_flag_var}}")
+endmacro ()
+
+set (CMAKE_CXX_FLAGS "${CMAKE_CXX_SANITIZER_FLAGS} ${CMAKE_CXX_FLAGS}")
+message (STATUS "Warnings Configuration: CXX default: ${CMAKE_CXX_FLAGS}")
+#-----------------------------------------------------------------------------
+# Compiler specific flags : Shouldn't there be compiler tests for these
+#-----------------------------------------------------------------------------
+if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ set (CMAKE_CXX_FLAGS "${CMAKE_ANSI_CFLAGS} ${CMAKE_CXX_FLAGS}")
+ if (${HDF_CFG_NAME} MATCHES "Debug")
+ if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Og -ftrapv -fno-common")
+ endif ()
+ else ()
+ if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 5.0)
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fstdarg-opt")
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to allow the user to disable compiler warnings
+#-----------------------------------------------------------------------------
+if (HDF5_DISABLE_COMPILER_WARNINGS)
+ message (STATUS "....Compiler warnings are suppressed")
+ # MSVC uses /w to suppress warnings. It also complains if another
+ # warning level is given, so remove it.
+ if (MSVC)
+ set (HDF5_WARNINGS_BLOCKED 1)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /W0")
+ endif ()
+ endif ()
+ if (WIN32)
+ add_definitions (-D_CRT_SECURE_NO_WARNINGS)
+ endif ()
+
+ # Most compilers use -w to suppress warnings.
+ if (NOT HDF5_WARNINGS_BLOCKED)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -w")
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# HDF5 library compile options
+#-----------------------------------------------------------------------------
+
+#-----------------------------------------------------------------------------
+# CDash is configured to only allow 3000 warnings, so
+# break into groups (from the config/gnu-flags file)
+#-----------------------------------------------------------------------------
+if (NOT MSVC)
+ if (${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "-erroff=%none -DBSD_COMP")
+ else ()
+ # General flags
+ #
+ # Note that some of the flags listed here really should be developer
+ # flags (listed in a separate variable, below) but we put them here
+ # because they are not raised by the current code and we'd like to
+ # know if they do start showing up.
+ #
+ # NOTE: Don't add -Wpadded here since we can't/won't fix the (many)
+ # warnings that are emitted. If you need it, add it at configure time.
+ if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
+ ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/intel-warnings-general")
+ if(NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 18.0)
+ list (APPEND H5_CXXFLAGS0 "-Wextra-tokens -Wformat -Wformat-security -Wic-pointer -Wshadow")
+ list (APPEND H5_CXXFLAGS0 "-Wsign-compare -Wtrigraphs -Wwrite-strings")
+ endif()
+ elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/gnu-warnings/cxx-general")
+ endif ()
+ elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+ ADD_H5_FLAGS (HDF5_CMAKE_CXX_FLAGS "${HDF5_SOURCE_DIR}/config/clang-warnings/general")
+ elseif (CMAKE_CXX_COMPILER_ID STREQUAL "PGI")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "-Minform=inform")
+ endif ()
+ message (STATUS "CMAKE_CXX_FLAGS_GENERAL=${HDF5_CMAKE_CXX_FLAGS}")
+ endif ()
+
+ #-----------------------------------------------------------------------------
+ # Option to allow the user to enable developer warnings
+ # Developer warnings (suggestions from gcc, not code problems)
+ #-----------------------------------------------------------------------------
+ #if (HDF5_ENABLE_DEV_WARNINGS)
+ # message (STATUS "....HDF5 developer group warnings are enabled")
+ # if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
+ # list (APPEND H5_CXXFLAGS0 "-Winline -Wreorder -Wport -Wstrict-aliasing")
+ # elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+ # ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-general")
+ # elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+ # ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/developer-general")
+ # endif ()
+ #else ()
+ # if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+ # ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-general")
+ # elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+ # ADD_H5_FLAGS (H5_CXXFLAGS0 "${HDF5_SOURCE_DIR}/config/clang-warnings/no-developer-general")
+ # endif ()
+ #endif ()
+
+
+ #if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+ # # Append warning flags that only gcc 4.3+ knows about
+ # ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.3")
+
+ # # Append more extra warning flags that only gcc 4.4+ know about
+ # if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.4)
+ # ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.4")
+ # endif ()
+ #endif ()
+
+ # Append more extra warning flags that only gcc 4.5+ know about
+ #if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.5)
+ # ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/4.5")
+ # if (HDF5_ENABLE_DEV_WARNINGS)
+ # ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/developer-4.5")
+ # else ()
+ # ADD_H5_FLAGS (H5_CXXFLAGS1 "${HDF5_SOURCE_DIR}/config/gnu-warnings/no-developer-4.5")
+ # endif ()
+ #endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to allow the user to enable all warnings
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_ALL_WARNINGS)
+ message (STATUS "....All Warnings are enabled")
+ if (MSVC)
+ if (HDF5_ENABLE_DEV_WARNINGS)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "/Wall /wd4668")
+ endif ()
+ else ()
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "/W3")
+ endif ()
+ endif ()
+ else ()
+ if (CMAKE_COMPILER_IS_GNUCC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CXXFLAGS0} ${H5_CXXFLAGS1} ${H5_CXXFLAGS2} ${H5_CXXFLAGS3} ${H5_CXXFLAGS4})
+ endif ()
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to allow the user to enable warnings by groups
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_GROUPZERO_WARNINGS)
+ message (STATUS "....Group Zero warnings are enabled")
+ if (MSVC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "/W1")
+ endif ()
+ else ()
+ if (CMAKE_COMPILER_IS_GNUCC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CFLAGS0})
+ endif ()
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to allow the user to enable warnings by groups
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_GROUPONE_WARNINGS)
+ message (STATUS "....Group One warnings are enabled")
+ if (MSVC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "/W2")
+ endif ()
+ else ()
+ if (CMAKE_COMPILER_IS_GNUCC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CFLAGS1})
+ endif ()
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to allow the user to enable warnings by groups
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_GROUPTWO_WARNINGS)
+ message (STATUS "....Group Two warnings are enabled")
+ if (MSVC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "/W3")
+ endif ()
+ else ()
+ if (CMAKE_COMPILER_IS_GNUCC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CFLAGS2})
+ endif ()
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to allow the user to enable warnings by groups
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_GROUPTHREE_WARNINGS)
+ message (STATUS "....Group Three warnings are enabled")
+ if (MSVC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ string (REGEX REPLACE "(^| )([/-])W[0-9]( |$)" " " HDF5_CMAKE_CXX_FLAGS "${HDF5_CMAKE_CXX_FLAGS}")
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "/W4")
+ endif ()
+ else ()
+ if (CMAKE_COMPILER_IS_GNUCC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CFLAGS3})
+ endif ()
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to allow the user to enable warnings by groups
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_GROUPFOUR_WARNINGS)
+ message (STATUS "....Group Four warnings are enabled")
+ if (NOT MSVC)
+ if (CMAKE_COMPILER_IS_GNUCC)
+ if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS ${H5_CFLAGS4})
+ endif ()
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# This is in here to help some of the GCC based IDES like Eclipse
+# and code blocks parse the compiler errors and warnings better.
+#-----------------------------------------------------------------------------
+if (CMAKE_COMPILER_IS_GNUCXX AND CMAKE_CXX_COMPILER_LOADED)
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fmessage-length=0")
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option for --enable-symbols
+# This option will force/override the default setting for all configurations
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_SYMBOLS MATCHES "YES")
+ if(CMAKE_CXX_COMPILER_LOADED)
+ if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g")
+ elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g")
+ endif ()
+ endif ()
+elseif (HDF5_ENABLE_SYMBOLS MATCHES "NO")
+ if(CMAKE_CXX_COMPILER_LOADED)
+ if (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
+ set (CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -Wl,-s")
+ elseif (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+ set (CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -s")
+ endif ()
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option for --enable-profiling
+# This option will force/override the default setting for all configurations
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_PROFILING)
+ if(CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "${PROFILE_CXXFLAGS}")
+ endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option for --enable-optimization
+# This option will force/override the default setting for all configurations
+#-----------------------------------------------------------------------------
+if (HDF5_ENABLE_OPTIMIZATION)
+ if(CMAKE_CXX_COMPILER_LOADED)
+ list (APPEND HDF5_CMAKE_CXX_FLAGS "${OPTIMIZE_CXXFLAGS}")
+ endif ()
+endif ()