From e3cfc8ce61f788739c66445d903f8beacb40c93d Mon Sep 17 00:00:00 2001
From: rgrimes <rgrimes@FreeBSD.org>
Date: Thu, 26 May 1994 06:18:55 +0000
Subject: BSD 4.4 Lite bin Sources

---
 bin/sh/jobs.h | 99 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 bin/sh/jobs.h

(limited to 'bin/sh/jobs.h')

diff --git a/bin/sh/jobs.h b/bin/sh/jobs.h
new file mode 100644
index 0000000..2464850
--- /dev/null
+++ b/bin/sh/jobs.h
@@ -0,0 +1,99 @@
+/*-
+ * Copyright (c) 1991, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Kenneth Almquist.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)jobs.h	8.1 (Berkeley) 5/31/93
+ */
+
+/* Mode argument to forkshell.  Don't change FORK_FG or FORK_BG. */
+#define FORK_FG 0
+#define FORK_BG 1
+#define FORK_NOJOB 2
+
+
+/*
+ * A job structure contains information about a job.  A job is either a
+ * single process or a set of processes contained in a pipeline.  In the
+ * latter case, pidlist will be non-NULL, and will point to a -1 terminated
+ * array of pids.
+ */
+
+struct procstat {
+	short pid;		/* process id */
+	short status;		/* status flags (defined above) */
+	char *cmd;		/* text of command being run */
+};
+
+
+/* states */
+#define JOBSTOPPED 1		/* all procs are stopped */
+#define JOBDONE 2		/* all procs are completed */
+
+
+struct job {
+	struct procstat ps0;	/* status of process */
+	struct procstat *ps;	/* status or processes when more than one */
+	short nprocs;		/* number of processes */
+	short pgrp;		/* process group of this job */
+	char state;		/* true if job is finished */
+	char used;		/* true if this entry is in used */
+	char changed;		/* true if status has changed */
+#if JOBS
+	char jobctl;		/* job running under job control */
+#endif
+};
+
+extern short backgndpid;	/* pid of last background process */
+extern int job_warning;		/* user was warned about stopped jobs */
+
+
+#ifdef __STDC__
+void setjobctl(int);
+void showjobs(int);
+struct job *makejob(union node *, int);
+int forkshell(struct job *, union node *, int);
+int waitforjob(struct job *);
+char *commandtext(union node *);
+#else
+void setjobctl();
+void showjobs();
+struct job *makejob();
+int forkshell();
+int waitforjob();
+char *commandtext();
+#endif
+
+#if ! JOBS
+#define setjobctl(on)	/* do nothing */
+#endif
-- 
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