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Man Pages


Manual Reference Pages  -  FILTER_WAIT (3)

NAME

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

CONTENTS

Synopsis
Arguments
Description

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
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ClearSilver FILTER_WAIT (3) 12 July 2007

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