Enabled CDF5 support by default, in support of #931

CMakeLists.txt

@@ -760,7 +760,7 @@ IF(USE_HDF5 OR ENABLE_NETCDF_4)
 ENDIF(USE_HDF5 OR ENABLE_NETCDF_4)
 
 # Option to turn on CDF5 support.
-OPTION(ENABLE_CDF5 "Enable CDF5 Support." OFF)
+OPTION(ENABLE_CDF5 "Enable CDF5 Support." ON)
 IF(ENABLE_CDF5)
     SET(USE_CDF5 ON CACHE BOOL "")
 ENDIF(ENABLE_CDF5)

RELEASE_NOTES.md

@@ -5,6 +5,11 @@ Release Notes       {#RELEASE_NOTES}
 
 This file contains a high-level description of this package's evolution. Releases are in reverse chronological order (most recent first). Note that, as of netcdf 4.2, the `netcdf-c++` and `netcdf-fortran` libraries have been separated into their own libraries.
 
+## 4.7.0 - TBD
+
+* [Enhancement] Made CDF5 support enabled by default.  See [Github #931](https://github.com/Unidata/netcdf-c/issues/931) for more information.
+
+
 ## 4.6.1 - March 19, 2018
 
 * [Bug Fix] Corrected an issue which could result in a dap4 failure. See [Github #888](https://github.com/Unidata/netcdf-c/pull/888) for more information.

configure.ac

@@ -837,7 +837,7 @@ AC_CHECK_SIZEOF(unsigned long long)
 # Check whether we want to enable CDF5 support.
 AC_MSG_CHECKING([whether CDF5 support should be enabled])
 AC_ARG_ENABLE([cdf5],
-              [AS_HELP_STRING([--disable-cdf5],
+              [AS_HELP_STRING([--enable-cdf5],
                               [build without CDF5 support.])],
               [enable_cdf5=${enableval}], [enable_cdf5=auto]
 )