Fix potentially invalid macro name in generated version header (#38)

* Fix potentially invalid macro name in generated version header The generated name was invalid if the target name contained characters that are not legal in macro identifiers. This commit replaces all illegal characters with the underscore "_". * Update CMakeLists.txt --------- Co-authored-by: Lars Melchior <[email protected]>
TheLartians · Nov 19, 2023 · ac46aef · ac46aef
1 parent 28f6118
commit ac46aef
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -81,6 +81,8 @@ function(packageProject)
       endif()
 
       string(TOUPPER ${PROJECT_NAME} UPPERCASE_PROJECT_NAME)
+      # ensure that the generated macro does not include invalid characters
+      string(REGEX REPLACE [^a-zA-Z0-9] _ UPPERCASE_PROJECT_NAME ${UPPERCASE_PROJECT_NAME})
       configure_file(
         ${PACKAGE_PROJECT_ROOT_PATH}/version.h.in
         ${PROJECT_VERSION_INCLUDE_DIR}/${PROJECT_VERSION_HEADER} @ONLY