LICENSE: Rename Copyright.txt to LICENSE.rst

The name `LICENSE` is now more conventional.
Format as reStructuredText to improve rendering.

.codespellrc

@@ -10,8 +10,8 @@ skip =
   .git,
   .typos.toml,
   build,
-  Copyright.txt,
   CTestCustom.cmake.in,
+  LICENSE.rst,
   Modules/Internal/CPack/NSIS.template.in,
   Source/CursesDialog/form/*,
   Source/kwsys/*,

.gitlab/ci/cmake_version_update.sh

@@ -25,7 +25,7 @@ for try in $(seq $n); do
   git reset -q --hard FETCH_HEAD
   Source/CMakeVersion.bash
   git update-index -q --ignore-missing --refresh
-  modified=$(git diff-index --name-only HEAD -- "Source/CMakeVersion.cmake" "Copyright.txt")
+  modified=$(git diff-index --name-only HEAD -- "Source/CMakeVersion.cmake" "LICENSE.rst")
   if test -n "$modified"; then
     echo "version changed"
     git add -u

.typos.toml

@@ -57,7 +57,7 @@ SEH = "SEH"
 ignore-hidden = false
 ignore-dot = false
 extend-exclude = [
-    "Copyright.txt"
+    "LICENSE.rst"
     # Exclude third-party sources.
   , "Source/CursesDialog/form/"
   , "Source/kwsys/"

CONTRIBUTING.rst

@@ -74,6 +74,6 @@ License
 We do not require any formal copyright assignment or contributor license
 agreement.  Any contributions intentionally sent upstream are presumed
 to be offered under terms of the OSI-approved BSD 3-clause License.
-See `Copyright.txt`_ for details.
+See `LICENSE.rst`_ for details.
 
-.. _`Copyright.txt`: Copyright.txt
+.. _`LICENSE.rst`: LICENSE.rst

README.rst

@@ -22,9 +22,9 @@ License
 =======
 
 CMake is distributed under the OSI-approved BSD 3-clause License.
-See `Copyright.txt`_ for details.
+See `LICENSE.rst`_ for details.
 
-.. _`Copyright.txt`: Copyright.txt
+.. _`LICENSE.rst`: LICENSE.rst
 
 Building CMake
 ==============

Source/CMakeCopyright.cmake

@@ -1,5 +1,5 @@
 # CMake license file and copyright line.
-set(CMake_LICENSE_FILE "${CMake_SOURCE_DIR}/Copyright.txt")
+set(CMake_LICENSE_FILE "${CMake_SOURCE_DIR}/LICENSE.rst")
 file(STRINGS "${CMake_LICENSE_FILE}" CMake_COPYRIGHT_LINE LIMIT_COUNT 1 REGEX "^Copyright ")
 if(NOT CMake_COPYRIGHT_LINE MATCHES [[^Copyright 2000-2[0-9][0-9][0-9] Kitware, Inc\. and Contributors$]])
   message(FATAL_ERROR

Source/CMakeVersion.bash

@@ -12,6 +12,6 @@ if version_patch_line=$(grep -E '^set\(CMake_VERSION_PATCH [0-9]{8}\)' "$version
   if [[ "$version_patch_year" =~ ^[0-9][0-9][0-9][0-9]$ ]] ; then
     sed -i -e '
       s/\(^Copyright 2000-\)[0-9][0-9][0-9][0-9]\( .*\)/\1'"$version_patch_year"'\2/
-    ' "${BASH_SOURCE%/*}/../Copyright.txt"
+    ' "${BASH_SOURCE%/*}/../LICENSE.rst"
   fi
 fi

Tests/CMakeCopyright.cmake

@@ -1,21 +1,21 @@
 if(CMAKE_VERSION MATCHES "\\.(20[0-9][0-9])[0-9][0-9][0-9][0-9](-|$)")
   set(version_year "${CMAKE_MATCH_1}")
   set(copyright_line_regex "^Copyright 2000-(20[0-9][0-9]) Kitware")
-  file(STRINGS "${CMAKE_CURRENT_LIST_DIR}/../Copyright.txt" copyright_line
+  file(STRINGS "${CMAKE_CURRENT_LIST_DIR}/../LICENSE.rst" copyright_line
     LIMIT_COUNT 1 REGEX "${copyright_line_regex}")
   if(copyright_line MATCHES "${copyright_line_regex}")
     set(copyright_year "${CMAKE_MATCH_1}")
     if(copyright_year LESS version_year)
-      message(FATAL_ERROR "Copyright.txt contains\n"
+      message(FATAL_ERROR "LICENSE.rst contains\n"
         " ${copyright_line}\n"
         "but the current version year is ${version_year}.")
     else()
-      message(STATUS "PASSED: Copyright.txt contains\n"
+      message(STATUS "PASSED: LICENSE.rst contains\n"
         " ${copyright_line}\n"
         "and the current version year is ${version_year}.")
     endif()
   else()
-    message(FATAL_ERROR "Copyright.txt has no Copyright line of expected format!")
+    message(FATAL_ERROR "LICENSE.rst has no Copyright line of expected format!")
   endif()
 else()
   message(STATUS "SKIPPED: CMAKE_VERSION does not know the year: ${CMAKE_VERSION}")

Tests/CMakeTests/ModuleNoticesTest.cmake.in

@@ -1,6 +1,6 @@
 # Regex to match license notices at the top of module files.
 set(notice_regex [[^# Distributed under the OSI-approved BSD 3-Clause License\.  See accompanying
-# file Copyright\.txt or https://cmake\.org/licensing for details\.
+# file LICENSE\.rst or https://cmake\.org/licensing for details\.
 
 ]])
 string(REPLACE "\n" "\r?\n" notice_regex "${notice_regex}")

bootstrap

@@ -64,7 +64,7 @@ if test "$cmake_version_rc" != ""; then
   cmake_version="${cmake_version}-rc${cmake_version_rc}"
 fi
 
-cmake_copyright="`grep '^Copyright .* Kitware' "${cmake_source_dir}/Copyright.txt"`"
+cmake_copyright="`grep '^Copyright .* Kitware' "${cmake_source_dir}/LICENSE.rst"`"
 
 cmake_bin_dir_keyword="OTHER"
 cmake_data_dir_keyword="OTHER"