From b3e25f58e6912143a16684c997ddda7028225ecb Mon Sep 17 00:00:00 2001 From: Ken Thompson Date: Tue, 6 Nov 1973 21:48:34 -0500 Subject: [PATCH] Research V4 development Work on file man/man1/wait.1 Co-Authored-By: Dennis Ritchie Synthesized-from: v4 --- man/man1/wait.1 | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 man/man1/wait.1 diff --git a/man/man1/wait.1 b/man/man1/wait.1 new file mode 100644 index 0000000000..939fab1f84 --- /dev/null +++ b/man/man1/wait.1 @@ -0,0 +1,32 @@ +.th WAIT I 4/9/73 +.sh NAME +wait \*- await completion of process +.sh SYNOPSIS +.bd wait +.sh DESCRIPTION +Wait until all processes started with +.bd & +have completed, +and report on abnormal terminations. +.s3 +Because +.it "sys wait" +must be executed in the parent process, +the shell itself executes +.it wait, +without creating a new process +.sh "SEE ALSO" +sh(I) +.sh BUGS +After executing +.it wait +there is no way to interrupt +the processes waited on. +This is because interrupts were +set to be ignored when the process +was created. +The only out (if the process does not terminate) +is to +.it kill +the process from another terminal or to +hangup. -- 2.20.1