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Diffstat (limited to 'docs/doxygen/other/logger.dox')
| -rw-r--r-- | docs/doxygen/other/logger.dox | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/docs/doxygen/other/logger.dox b/docs/doxygen/other/logger.dox index ae6a744d00..c8e4a5daa2 100644 --- a/docs/doxygen/other/logger.dox +++ b/docs/doxygen/other/logger.dox @@ -212,6 +212,24 @@ This creates a pointer called LOG (which is instantiated as a log4cpp:LoggerPtr in the macro) that we can now use locally as the input to our logging macros like 'GR_LOG_INFO(LOG, "message")'. +\subsection using_logging Using Logging in Out of Tree Modules + +In order to use the logging interface in an out of tree module based on a +gr_modtool template module, several CMake modifications are required. +Without these changes, logging will be disabled. + +GrMiscUtils.cmake module must be included in the OOT module top level +CMakeLists.Texts file, and the GR_LOGGING() function provided by GrMiscUtils +must be called from the same top level CMakeLists.txt file. This will +set the appropriate build environment and during that process, attempt +to find the log4cpp package using the FindLog4Cpp.cmake module. +This module is not included in the module by gr_modtool, but is part of +the GNU Radio codebase and can be copied directly into the cmake/Modules/ +directory of the OOT module. + +Once these CMake changes are made, the GR logging interface will function +as documented on this page. + \section logPy Logging from Python The logging capability has been brought out python via swig. The configuration |