setlogmask - set log priority mask
int setlogmask(int mask);
A process has a log priority mask that determines which calls to
(3) may be logged. All other calls will be ignored. Logging is
enabled for the priorities that have the corresponding bit set in mask
The initial mask is such that logging is enabled for all priorities.
() function sets this logmask for the calling process, and
returns the previous mask. If the mask argument is 0, the current logmask is
The eight priorities are LOG_EMERG
. The bit corresponding to a priority p
. Some systems also provide a macro LOG_UPTO(p)
the mask of all priorities in the above list up to and including p
This function returns the previous log priority mask.
For an explanation of the terms used in this section, see attributes