Merge all of my changes from merge-back-to-feature-vfd_swmr-attempt-1,

including the merge of `hdffv/hdf5/develop`, back to the branch that Vailin and
I share.

Now I need to put this branch on a fork with a less confusing name than
vchoi_fork!

1 files changed, 115 insertions, 34 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 53cddf7..7ae0833 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,6 +1,10 @@
 cmake_minimum_required (VERSION 3.10)
 project (HDF5 C)
 
+if(POLICY CMP0074)
+  cmake_policy(SET CMP0074 NEW)
+endif()
+
 #-----------------------------------------------------------------------------
 # Instructions for use : Normal Build
 #
@@ -10,7 +14,7 @@ project (HDF5 C)
 # set CMAKE_INSTALL_PREFIX to the required install path.
 # Make install can be used to install all components for system-wide use.
 #
-if ("${CMAKE_CURRENT_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}")
+if (CMAKE_CURRENT_SOURCE_DIR STREQUAL CMAKE_CURRENT_BINARY_DIR)
     MESSAGE(FATAL_ERROR "\nERROR! ${PROJECT_NAME} DOES NOT SUPPORT IN SOURCE BUILDS!\n"
       "CMAKE_CURRENT_SOURCE_DIR=${CMAKE_CURRENT_SOURCE_DIR}"
       " == CMAKE_CURRENT_BINARY_DIR=${CMAKE_CURRENT_BINARY_DIR}\n"
@@ -28,6 +32,12 @@ if ("${CMAKE_CURRENT_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_BINARY_DIR}")
       )
 endif ()
 
+# CMake version 3.14 added option --ignore-eol to compare files
+#     cmake -E compare_files --ignore-eol file1 file2
+#if(CMAKE_VERSION VERSION_LESS "3.14.0" AND WIN32)
+#    MESSAGE(FATAL_ERROR "Windows builds requires a minimum of CMake 3.14")
+#endif()
+
 #-----------------------------------------------------------------------------
 # Instructions for use : Sub-Project Build
 #
@@ -314,7 +324,7 @@ set (HDF5_PACKAGE_NAME "HDF5")
 set (HDF5_PACKAGE_VERSION "${H5_VERS_MAJOR}.${H5_VERS_MINOR}.${H5_VERS_RELEASE}")
 set (HDF5_PACKAGE_VERSION_MAJOR "${H5_VERS_MAJOR}.${H5_VERS_MINOR}")
 set (HDF5_PACKAGE_VERSION_MINOR "${H5_VERS_RELEASE}")
-if (NOT "${H5_VERS_SUBRELEASE}" STREQUAL "")
+if (H5_VERS_SUBRELEASE)
   set (HDF5_PACKAGE_VERSION_STRING "${HDF5_PACKAGE_VERSION}-${H5_VERS_SUBRELEASE}")
 else ()
   set (HDF5_PACKAGE_VERSION_STRING "${HDF5_PACKAGE_VERSION}")
@@ -416,18 +426,23 @@ set (CMAKE_INCLUDE_CURRENT_DIR_IN_INTERFACE ON)
 # Mac OS X Options
 #-----------------------------------------------------------------------------
 if (HDF5_BUILD_FRAMEWORKS AND NOT BUILD_SHARED_LIBS)
-  set (BUILD_SHARED_LIBS ON CACHE BOOL "Build Shared Libraries")
+  set (BUILD_SHARED_LIBS ON CACHE BOOL "Build Shared Libraries" FORCE)
 endif ()
 
 #-----------------------------------------------------------------------------
 # Option to Build Shared and Static libs, default is both
 #-----------------------------------------------------------------------------
+option (ONLY_SHARED_LIBS "Only Build Shared Libraries" OFF)
+set (H5_ENABLE_STATIC_LIB YES)
+if (ONLY_SHARED_LIBS)
+  set (H5_ENABLE_STATIC_LIB NO)
+  set (BUILD_SHARED_LIBS ON CACHE BOOL "Build Shared Libraries")
+endif ()
 option (BUILD_SHARED_LIBS "Build Shared Libraries" ON)
 set (H5_ENABLE_SHARED_LIB NO)
 if (BUILD_SHARED_LIBS)
   set (H5_ENABLE_SHARED_LIB YES)
 endif ()
-set (H5_ENABLE_STATIC_LIB YES)
 set (CMAKE_POSITION_INDEPENDENT_CODE ON)
 
 #-----------------------------------------------------------------------------
@@ -482,6 +497,15 @@ if (HDF5_MEMORY_ALLOC_SANITY_CHECK)
 endif ()
 
 #-----------------------------------------------------------------------------
+# Option to enable/disable using pread/pwrite for VFDs
+#-----------------------------------------------------------------------------
+option (HDF5_ENABLE_PREADWRITE "Use pread/pwrite in sec2/log/core VFDs in place of read/write (when available)" ON)
+mark_as_advanced (HDF5_ENABLE_PREADWRITE)
+if (HDF5_ENABLE_PREADWRITE AND H5_HAVE_PREAD AND H5_HAVE_PWRITE)
+  set (H5_HAVE_PREADWRITE 1)
+endif ()
+
+#-----------------------------------------------------------------------------
 # Option to use deprecated public API symbols
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_DEPRECATED_SYMBOLS "Enable deprecated public API symbols" ON)
@@ -498,7 +522,7 @@ endif ()
 # and we need to call the executable from inside the CMake configuration
 #-----------------------------------------------------------------------------
 set (EXE_EXT "")
-if (WIN32)
+if (WIN32 OR MINGW)
   set (EXE_EXT ".exe")
   add_definitions (-D_BIND_TO_CURRENT_VCLIBS_VERSION=1)
   add_definitions (-D_CRT_SECURE_NO_WARNINGS)
@@ -554,6 +578,27 @@ include (${HDF_RESOURCES_DIR}/HDFCompilerFlags.cmake)
 set (CMAKE_MODULE_PATH ${HDF_RESOURCES_DIR} ${HDF_RESOURCES_EXT_DIR} ${CMAKE_MODULE_PATH})
 
 #-----------------------------------------------------------------------------
+# Option to Enable HDFS
+#-----------------------------------------------------------------------------
+option (HDF5_ENABLE_HDFS "Enable HDFS" OFF)
+if (HDF5_ENABLE_HDFS)
+  find_package(JNI REQUIRED)
+  if (JNI_FOUND)
+    set (H5_HAVE_LIBJVM 1)
+  endif ()
+  find_package(HDFS REQUIRED)
+  if (HDFS_FOUND)
+    set (H5_HAVE_LIBHDFS 1)
+    set (H5_HAVE_HDFS_H 1)
+    if (NOT MSVC)
+      list (APPEND LINK_LIBS -pthread)
+    endif ()
+  else ()
+    message (FATAL_ERROR "Set to use libhdfs library, but could not find or use libhdfs. Please verify that the path to HADOOP_HOME is valid, and/or reconfigure without HDF5_ENABLE_HDFS")
+  endif ()
+endif ()
+
+#-----------------------------------------------------------------------------
 # Option to Enable MPI Parallel
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_PARALLEL "Enable parallel build (requires MPI)" OFF)
@@ -601,45 +646,53 @@ if (H5_HAVE_PARALLEL)
   endif ()
 endif ()
 
-set (DEFAULT_API_VERSION "v110")
+#option (DEFAULT_API_VERSION "Enable v1.14 API (v16, v18, v110, v112, v114)" "v114")
+set (DEFAULT_API_VERSION "v114" CACHE STRING "Enable v1.14 API (v16, v18, v110, v112, v114)")
+set_property (CACHE DEFAULT_API_VERSION PROPERTY STRINGS v16 v18 v110 v112 v114)
 #-----------------------------------------------------------------------------
 # Option to use 1.6.x API
 #-----------------------------------------------------------------------------
-option (HDF5_USE_16_API_DEFAULT "Use the HDF5 1.6.x API by default" OFF)
 set (H5_USE_16_API_DEFAULT 0)
-if (HDF5_USE_16_API_DEFAULT)
+if (DEFAULT_API_VERSION MATCHES "v16")
   set (H5_USE_16_API_DEFAULT 1)
-  set (DEFAULT_API_VERSION "v16")
 endif ()
 
 #-----------------------------------------------------------------------------
 # Option to use 1.8.x API
 #-----------------------------------------------------------------------------
-option (HDF5_USE_18_API_DEFAULT "Use the HDF5 1.8.x API by default" OFF)
 set (H5_USE_18_API_DEFAULT 0)
-if (HDF5_USE_18_API_DEFAULT)
+if (DEFAULT_API_VERSION MATCHES "v18")
   set (H5_USE_18_API_DEFAULT 1)
-  set (DEFAULT_API_VERSION "v18")
 endif ()
 
 #-----------------------------------------------------------------------------
 # Option to use 1.10.x API
 #-----------------------------------------------------------------------------
-option (HDF5_USE_110_API_DEFAULT "Use the HDF5 1.10.x API by default" OFF)
 set (H5_USE_110_API_DEFAULT 0)
-if (HDF5_USE_110_API_DEFAULT)
+if (DEFAULT_API_VERSION MATCHES "v110")
   set (H5_USE_110_API_DEFAULT 1)
-  set (DEFAULT_API_VERSION "v110")
 endif ()
 
 #-----------------------------------------------------------------------------
 # Option to use 1.12.x API
 #-----------------------------------------------------------------------------
-option (HDF5_USE_112_API_DEFAULT "Use the HDF5 1.12.x API by default" ON)
+if (NOT DEFAULT_API_VERSION)
+  set (DEFAULT_API_VERSION "v112")
+endif ()
 set (H5_USE_112_API_DEFAULT 0)
-if (HDF5_USE_112_API_DEFAULT)
+if (DEFAULT_API_VERSION MATCHES "v112")
   set (H5_USE_112_API_DEFAULT 1)
-  set (DEFAULT_API_VERSION "v112")
+endif ()
+
+#-----------------------------------------------------------------------------
+# Option to use 1.14.x API
+#-----------------------------------------------------------------------------
+if (NOT DEFAULT_API_VERSION)
+  set (DEFAULT_API_VERSION "v114")
+endif ()
+set (H5_USE_114_API_DEFAULT 0)
+if (DEFAULT_API_VERSION MATCHES "v114")
+  set (H5_USE_114_API_DEFAULT 1)
 endif ()
 
 #-----------------------------------------------------------------------------
@@ -668,14 +721,17 @@ if (NOT HDF5_EXTERNALLY_CONFIGURED)
     endif ()
   endif ()
 endif ()
+
 #-----------------------------------------------------------------------------
 # Option to use threadsafe
 #-----------------------------------------------------------------------------
 option (HDF5_ENABLE_THREADSAFE "Enable thread-safety" OFF)
 if (HDF5_ENABLE_THREADSAFE)
   # check for unsupported options
-  message (STATUS " **** thread-safety option not supported with static library **** ")
-  message (STATUS " **** thread-safety option will not be used building static library **** ")
+  if (WIN32 OR MINGW)
+    message (STATUS " **** thread-safety option not supported with static library **** ")
+    message (STATUS " **** thread-safety option will not be used building static library **** ")
+  endif ()
   if (HDF5_ENABLE_PARALLEL)
     if (NOT ALLOW_UNSUPPORTED)
       message (FATAL_ERROR " **** parallel and thread-safety options are not supported **** ")
@@ -713,26 +769,38 @@ if (HDF5_ENABLE_THREADSAFE)
     endif ()
   endif ()
   set(THREADS_PREFER_PTHREAD_FLAG ON)
-  find_package(Threads)
-  if (NOT Threads_FOUND)
-    message (STATUS " **** thread-safe package not found - threads still might work **** ")
+  find_package(Threads REQUIRED)
+  if (Threads_FOUND)
+    set (H5_HAVE_THREADSAFE 1)
   endif ()
 endif ()
 
 #-----------------------------------------------------------------------------
+# Option to build the map API
+#-----------------------------------------------------------------------------
+option (HDF5_ENABLE_MAP_API "Build the map API" OFF)
+if (HDF5_ENABLE_MAP_API)
+  set (H5_HAVE_MAP_API 1)
+endif ()
+
+#-----------------------------------------------------------------------------
 # Add the HDF5 Library Target to the build
 #-----------------------------------------------------------------------------
 add_subdirectory (src)
 
 if (HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "GIT" OR HDF5_ALLOW_EXTERNAL_SUPPORT MATCHES "TGZ")
   if (ZLIB_FOUND AND ZLIB_USE_EXTERNAL)
-    add_dependencies (${HDF5_LIB_TARGET} ZLIB)
+    if (NOT ONLY_SHARED_LIBS)
+      add_dependencies (${HDF5_LIB_TARGET} ZLIB)
+    endif ()
     if (BUILD_SHARED_LIBS)
       add_dependencies (${HDF5_LIBSH_TARGET} ZLIB)
     endif ()
   endif ()
   if (SZIP_FOUND AND SZIP_USE_EXTERNAL)
-    add_dependencies (${HDF5_LIB_TARGET} SZIP)
+    if (NOT ONLY_SHARED_LIBS)
+      add_dependencies (${HDF5_LIB_TARGET} SZIP)
+    endif ()
     if (BUILD_SHARED_LIBS)
       add_dependencies (${HDF5_LIBSH_TARGET} SZIP)
     endif ()
@@ -745,10 +813,15 @@ endif ()
 option (BUILD_TESTING "Build HDF5 Unit Testing" ON)
 if (BUILD_TESTING)
   set (DART_TESTING_TIMEOUT 1200
-      CACHE INTEGER
+      CACHE STRING
       "Timeout in seconds for each test (default 1200=20minutes)"
   )
 
+  # Generate a list of timeouts based on DART_TESTING_TIMEOUT
+  math (EXPR CTEST_SHORT_TIMEOUT "${DART_TESTING_TIMEOUT} / 2")
+  math (EXPR CTEST_LONG_TIMEOUT "${DART_TESTING_TIMEOUT} * 2")
+  math (EXPR CTEST_VERY_LONG_TIMEOUT "${DART_TESTING_TIMEOUT} * 3")
+
   option (HDF5_TEST_VFD "Execute tests with different VFDs" OFF)
   mark_as_advanced (HDF5_TEST_VFD)
   if (HDF5_TEST_VFD)
@@ -756,6 +829,13 @@ if (BUILD_TESTING)
     mark_as_advanced (HDF5_TEST_FHEAP_VFD)
   endif ()
 
+  option (HDF5_TEST_PASSTHROUGH_VOL "Execute tests with different passthrough VOL connectors" OFF)
+  mark_as_advanced (HDF5_TEST_PASSTHROUGH_VOL)
+  if (HDF5_TEST_PASSTHROUGH_VOL)
+    option (HDF5_TEST_FHEAP_PASSTHROUGH_VOL "Execute fheap test with different passthrough VOL connectors" ON)
+    mark_as_advanced (HDF5_TEST_FHEAP_PASSTHROUGH VOL)
+  endif ()
+
   option (HDF_TEST_EXPRESS "Control testing framework (0-3)" "0")
   mark_as_advanced (HDF_TEST_EXPRESS)
 
@@ -819,25 +899,20 @@ set (H5_FC_FUNC_ "H5_FC_FUNC_(name,NAME) name ## _")
 if (EXISTS "${HDF5_SOURCE_DIR}/fortran" AND IS_DIRECTORY "${HDF5_SOURCE_DIR}/fortran")
   option (HDF5_BUILD_FORTRAN "Build FORTRAN support" OFF)
   if (HDF5_BUILD_FORTRAN)
-
-    option (HDF5_ENABLE_F2003 "Enable FORTRAN 2003 Standard" ON)
-
     include (${HDF_RESOURCES_EXT_DIR}/HDFUseFortran.cmake)
 
     message (STATUS "Fortran compiler ID is ${CMAKE_Fortran_COMPILER_ID}")
     # Building with PGI requires CMake 3.3 or greater  because previous versions
     # of CMake add the wrong compiler flag for the PGI Fortran compiler.
-    if ("${CMAKE_Fortran_COMPILER_ID}" MATCHES "PGI" AND "${CMAKE_VERSION}" VERSION_LESS "3.3")
+    if (CMAKE_Fortran_COMPILER_ID MATCHES "PGI" AND CMAKE_VERSION VERSION_LESS "3.3")
       message (FATAL_ERROR " **** PGI FORTRAN REQUIRES CMAKE VERSION 3.3 OR GREATER **** ")
     endif ()
 
     include (${HDF_RESOURCES_DIR}/HDF5UseFortran.cmake)
     set (LINK_Fortran_LIBS ${LINK_LIBS})
 
-    if (HDF5_ENABLE_F2003)
-      if (NOT FORTRAN_HAVE_ISO_C_BINDING)
-        set (HDF5_ENABLE_F2003 OFF)
-      endif ()
+    if (NOT H5_FORTRAN_HAVE_ISO_C_BINDING)
+      message (FATAL_ERROR " **** Fortran compiler lacks required Fortran 2003 features; unsupported Fortran 2003 compiler, disable HDF5_BUILD_FORTRAN **** ")
     endif ()
 
     # Parallel IO usage requires MPI to be Linked and Included
@@ -913,4 +988,10 @@ endif ()
 #-----------------------------------------------------------------------------
 configure_file (${HDF_RESOURCES_DIR}/H5pubconf.h.in ${HDF5_BINARY_DIR}/H5pubconf.h @ONLY)
 
+#-----------------------------------------------------------------------------
+# Options for use by cross compiling and toolchains
+#-----------------------------------------------------------------------------
+option (HDF5_USE_PREGEN "Use pre-generated Files" OFF)
+option (HDF5_BATCH_H5DETECT "Use a batch command for running h5detect" OFF)
+
 include (CMakeInstallation.cmake)