Set zlib default to OFF.

HDFGroup · Dec 11, 2024 · 1cfd699 · 1cfd699
1 parent 51c436c
commit 1cfd699
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Showing 4 changed files with 6 additions and 6 deletions.
diff --git a/CMakeFilters.cmake b/CMakeFilters.cmake
@@ -85,7 +85,7 @@ endif ()
 if(NOT DEFINED ZLIBNG_PACKAGE_NAME)
   set(ZLIBNG_PACKAGE_NAME "zlib-ng")
 endif ()
-option (HDF5_ENABLE_ZLIB_SUPPORT "Enable Zlib Filters" ON)
+option (HDF5_ENABLE_ZLIB_SUPPORT "Enable Zlib Filters" OFF)
 if (HDF5_ENABLE_ZLIB_SUPPORT)
   if (NOT H5_ZLIB_HEADER)
     if (NOT ZLIB_USE_EXTERNAL)

diff --git a/release_docs/INSTALL_CMake.txt b/release_docs/INSTALL_CMake.txt
@@ -939,7 +939,7 @@ if (BUILD_TESTING)
 HDF5_ALLOW_EXTERNAL_SUPPORT "Allow External Library Building (NO GIT TGZ)"  "NO"
 HDF5_ENABLE_PLUGIN_SUPPORT  "Enable PLUGIN Filters"                         OFF
 HDF5_ENABLE_SZIP_SUPPORT    "Use SZip Filter"                               OFF
-HDF5_ENABLE_ZLIB_SUPPORT    "Enable Zlib Filters"                           ON
+HDF5_ENABLE_ZLIB_SUPPORT    "Enable Zlib Filters"                           OFF
 
 if (HDF5_USE_ZLIB_NG)
     ZLIBNG_USE_EXTERNAL     "Use External Library Building for ZLIBNG"      OFF

diff --git a/release_docs/NEWSLETTER.txt b/release_docs/NEWSLETTER.txt
@@ -7,8 +7,8 @@ Features included for the next major release:
 
       The option has been renamed to HDF5_ENABLE_ZLIB_SUPPORT to be consistent
       with the naming of other options.
-      Also, since the option defaults to ON, the configure will fail if the
-      zlib library is not found on the system or if it fails to build inline.
+      *** Also, the option defaults to OFF. This requires the user to explicitly ***
+      *** enable zlib support when configuring the library. ***
 
 
 ----------------------------------------------------------------------------

diff --git a/release_docs/RELEASE.txt b/release_docs/RELEASE.txt
@@ -51,8 +51,8 @@ New Features
 
       The option has been renamed to HDF5_ENABLE_ZLIB_SUPPORT to be consistent
       with the naming of other options.
-      Also, since the option defaults to ON, the configure will fail if the
-      zlib library is not found on the system or if it fails to build inline.
+      *** Also, the option defaults to OFF. This requires the user to explicitly ***
+      *** enable zlib support when configuring the library. ***
 
     - Added support for MinGW + MSYS2 when building with CMake