diff options
| -rw-r--r-- | Source/cmEnableLanguageCommand.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/Source/cmEnableLanguageCommand.h b/Source/cmEnableLanguageCommand.h index ee963f9..747448b 100644 --- a/Source/cmEnableLanguageCommand.h +++ b/Source/cmEnableLanguageCommand.h @@ -59,18 +59,21 @@ public: virtual const char* GetFullDocumentation() const { return - " enable_language(languageName [OPTIONAL] )\n" + " enable_language(<lang> [OPTIONAL] )\n" "This command enables support for the named language in CMake. " "This is the same as the project command but does not create " "any of the extra variables that are created by the project command. " "Example languages are CXX, C, Fortran. " - "If OPTIONAL is used, use the CMAKE_<languageName>_COMPILER_WORKS " - "variable to check whether the language has been enabled successfully." "\n" - "This command must be called on file scope (not inside a function) and " - "the language enabled can only be used in the calling project or its " - "subdirectories added by add_subdirectory(). Also note that at present, " - "the OPTIONAL argument does not work."; + "This command must be called in file scope, not in a function call. " + "Furthermore, it must be called in the highest directory common to " + "all targets using the named language directly for compiling sources " + "or indirectly through link dependencies. " + "It is simplest to enable all needed languages in the top-level " + "directory of a project." + "\n" + "The OPTIONAL keyword is a placeholder for future implementation " + "and does not currently work."; } cmTypeMacro(cmEnableLanguageCommand, cmCommand); |