filter_wait man page

filter_wait — wrap waitpid to decode the exitcode and why your filter quit

Synopsis

#include <util/filter.h>
NEOERR *filter_wait(pid_t pid, int options, int *exitcode);

Arguments

pid -> the process identifier to wait for
options -> the options to pass to waitpid (see wait(2))

Description

filter_wait wraps the waitpid call and raises an error (with description) if the call failed. Note that if the ask for the exitcode and the process exited with a code other than zero, we don't raise an error. If you don't ask for the exitcode, and it is non-zero, we raise an error

Return Value

exitcode -> the exitcode if the process existed normally

See Also

filter_wait(3), filter_create_fp(3), filter_create_fd

Referenced By

filter_create_fd(3), filter_create_fp(3).

12 July 2007 ClearSilver util/filter.h