diff options
Diffstat (limited to 'sys/etc/prsignal.x')
| -rw-r--r-- | sys/etc/prsignal.x | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/sys/etc/prsignal.x b/sys/etc/prsignal.x new file mode 100644 index 00000000..0ec647a0 --- /dev/null +++ b/sys/etc/prsignal.x @@ -0,0 +1,27 @@ +# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc. + +include <config.h> +include <syserr.h> +include <knet.h> + +# PRSIGNAL -- Send a signal (interrupt) to a child process. It is an error +# if the pid given is not found in the process table. + +procedure prsignal (pid, signal) + +int pid # process-id of child process +int signal # code of signal to be sent (e.g. X_INT) + +int child +int pr_findproc() +include "prc.com" +errchk syserr + +begin + child = pr_findproc (pid) + if (child != ERR) + call zintpr (pid, signal, child) + + if (child == ERR) + call syserr (SYS_PRSIGNAL) +end |