Revert "cmake format target: add whitespace correction (apache#12696)"

This reverts commit a399830.

Author: bneradt

CMakeLists.txt

@@ -806,18 +806,10 @@ add_custom_target(
   VERBATIM
 )
 
-add_custom_target(
-  whitespace-format
-  ${CMAKE_SOURCE_DIR}/tools/whitespace-format.sh
-  WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
-  COMMENT "fixing whitespace issues (trailing whitespace, DOS line endings)"
-  VERBATIM
-)
-
 # Add a format target that runs all the formatters.
 add_custom_target(
   format
-  DEPENDS clang-format yapf cmake-format whitespace-format
+  DEPENDS clang-format yapf cmake-format
   COMMENT "formatting all files"
 )
 

tools/git/pre-commit

@@ -123,32 +123,6 @@ else
     echo
 fi
 
-# Check for trailing whitespace in staged files.
-TRAILING_WS=$(git diff-index --cached --diff-filter=ACMR --name-only HEAD | grep -vE "lib/(yamlcpp|Catch2|systemtap)" | grep -vE "\.(gold|test_input)$" | xargs git diff --cached | grep -E '^\+.*[[:space:]]$' || true)
-if [ -n "$TRAILING_WS" ]; then
-    echo "The commit is not accepted because it contains trailing whitespace."
-    echo "The easiest way to fix this is to run:"
-    echo
-    echo "    $ cmake --build <build_dir> --target format"
-    exit 1
-else
-    echo "This commit complies with the trailing whitespace rules."
-    echo
-fi
-
-# Check for DOS carriage returns in staged files.
-DOS_CR=$(git diff-index --cached --diff-filter=ACMR --name-only HEAD | grep -vE "lib/(yamlcpp|Catch2|systemtap)" | grep -vE "\.test_input$" | xargs git diff --cached | grep -E '^\+.*\r$' || true)
-if [ -n "$DOS_CR" ]; then
-    echo "The commit is not accepted because it contains DOS carriage returns."
-    echo "The easiest way to fix this is to run:"
-    echo
-    echo "    $ cmake --build <build_dir> --target format"
-    exit 1
-else
-    echo "This commit complies with the DOS line ending rules."
-    echo
-fi
-
 # Cleanup before exit
 rm -f "$clang_patch_file" "$yapf_patch_file"
 exit 0