1 files changed, 3 insertions, 24 deletions
diff --git a/documentation/CMakeLists.txt b/documentation/CMakeLists.txt
index cf9699449..150771a0d 100644
--- a/documentation/CMakeLists.txt
+++ b/documentation/CMakeLists.txt
@@ -1,7 +1,7 @@
 #
 # CMakeLists.txt to build docs for the FLTK project using CMake (www.cmake.org)
 #
-# Copyright 1998-2023 by Bill Spitzak and others.
+# Copyright 1998-2024 by Bill Spitzak and others.
 #
 # This library is free software. Distribution and use rights are outlined in
 # the file "COPYING" which should have been included with this file.  If this
@@ -16,7 +16,6 @@
 
 set(DOCS)
 set(GENERATE_DOCS FALSE)
-set(GIT_REVISION "")
 set(YEAR "")
 set(CURRENT_DATE "")
 
@@ -49,28 +48,8 @@ if(GENERATE_DOCS)
     OUTPUT_STRIP_TRAILING_WHITESPACE
   )
 
-  # find git revision
-
-  # FIXME: This must also work with tarballs where git is not available.
-  #        For now we just ignore errors and set GIT_REVISION = "unknown".
-  #        In the future tarball/zip generation should create a file
-  #        that contains the git revision.
-
-  execute_process(COMMAND
-    git rev-parse --short=10 HEAD
-    OUTPUT_VARIABLE GIT_REVISION
-    OUTPUT_STRIP_TRAILING_WHITESPACE
-    WORKING_DIRECTORY ${FLTK_SOURCE_DIR}
-    ERROR_QUIET
-  )
-
-  # set to "'unknown'" if git is not available
-  if(GIT_REVISION STREQUAL "")
-    set(GIT_REVISION "'unknown'")
-  endif()
-
   # Find "short" doxygen version if it was built from Git
-  # Note: this is still needed in CMake 3.12.0 but later CMake versions
+  # Note: this is still needed in CMake 3.15 but later CMake versions
   #       (notably 3.25) remove the Git revision in 'DOXYGEN_VERSION'.
   # Todo: Find the "first good" CMake version and remove this redundant
   #       code once we require this as our minimal version and replace the
@@ -98,7 +77,7 @@ if(GENERATE_DOCS)
   if(0) # debug
     fl_debug_var(YEAR)
     fl_debug_var(CURRENT_DATE)
-    fl_debug_var(GIT_REVISION)
+    fl_debug_var(FLTK_GIT_REVISION)
     fl_debug_var(DOXYGEN_FOUND)
     fl_debug_var(DOXYGEN_EXECUTABLE)
     fl_debug_var(DOXYGEN_VERSION)