comp_err also generates mysqld_error.h, mysqld_ername.h, and sql_state.h header files.
For more information about how error messages are defined, see the MySQL Internals Manual.
Invoke comp_err like this:
shell> comp_err [options]
comp_err understands the options described in the following list.
Display a help message and exit.
The character set directory. The default is ../sql/share/charsets.
Write a debugging log. The debug_options string often is 'd:t:O,file_name'. The default is 'd:t:O,/tmp/comp_err.trace'.
Print some debugging information when the program exits.
The name of the error header file. The default is mysqld_error.h.
The name of the input file. The default is ../sql/share/errmsg.txt.
The name of the error name file. The default is mysqld_ername.h.
The name of the output base directory. The default is ../sql/share/.
The name of the output file. The default is errmsg.sys.
The name for the SQLSTATE header file. The default is sql_state.h.
Display version information and exit.
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