Allow adding 'GenericName' in *.desktop file

cmake/modules/AppTarget.cmake

@@ -112,6 +112,7 @@ find_template_file("desktop" CPP_UTILITIES APP_DESKTOP_TEMPLATE_FILE)
 function(add_custom_desktop_file_with_additional_entries
         FILE_NAME
         DESKTOP_FILE_APP_NAME
+        DESKTOP_FILE_GENERIC_NAME
         DESKTOP_FILE_DESCRIPTION
         DESKTOP_FILE_CATEGORIES
         DESKTOP_FILE_CMD
@@ -134,6 +135,7 @@ endfunction()
 function(add_custom_desktop_file
         FILE_NAME
         DESKTOP_FILE_APP_NAME
+        DESKTOP_FILE_GENERIC_NAME
         DESKTOP_FILE_DESCRIPTION
         DESKTOP_FILE_CATEGORIES
         DESKTOP_FILE_CMD
@@ -141,6 +143,7 @@ function(add_custom_desktop_file
     add_custom_desktop_file_with_additional_entries(
         "${FILE_NAME}"
         "${DESKTOP_FILE_APP_NAME}"
+        "${DESKTOP_FILE_GENERIC_NAME}"
         "${DESKTOP_FILE_DESCRIPTION}"
         "${DESKTOP_FILE_CATEGORIES}"
         "${DESKTOP_FILE_CMD}"
@@ -164,6 +167,7 @@ function(add_desktop_file)
     add_custom_desktop_file_with_additional_entries(
         "${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}"
         "${META_APP_NAME}"
+        "${META_GENERIC_NAME}"
         "${META_APP_DESCRIPTION}"
         "${META_APP_CATEGORIES}"
         "${TARGET_PREFIX}${META_PROJECT_NAME}${TARGET_SUFFIX}"

cmake/modules/BasicConfig.cmake

@@ -6,12 +6,17 @@ project(${META_PROJECT_NAME})
 
 # set META_PROJECT_VARNAME and META_PROJECT_VARNAME_UPPER if not specified explicitely
 if(NOT META_PROJECT_VARNAME)
-    set(META_PROJECT_VARNAME ${META_PROJECT_NAME})
+    set(META_PROJECT_VARNAME "${META_PROJECT_NAME}")
 endif()
 if(NOT META_PROJECT_VARNAME_UPPER)
     string(TOUPPER ${META_PROJECT_VARNAME} META_PROJECT_VARNAME_UPPER)
 endif()
 
+# set META_GENERIC_NAME to META_APP_NAME if not specified explicitely
+if(NOT META_GENERIC_NAME)
+    set(META_GENERIC_NAME "${META_APP_NAME}")
+endif()
+
 # provide variables for other projects built as part of the same subdirs project
 # to access files from this project
 get_directory_property(HAS_PARENT PARENT_DIRECTORY)

cmake/templates/desktop.in

@@ -1,5 +1,6 @@
 [Desktop Entry]
 Name=@DESKTOP_FILE_APP_NAME@
+GenericName=@DESKTOP_FILE_GENERIC_NAME@
 Comment=@DESKTOP_FILE_DESCRIPTION@
 Exec=@DESKTOP_FILE_CMD@
 Icon=@DESKTOP_FILE_ICON@