From 5fd83771641d15c418f747bd343ba6738d3875f7 Mon Sep 17 00:00:00 2001
From: Cameron Katri <me@cameronkatri.com>
Date: Sun, 9 May 2021 14:20:58 -0400
Subject: Import macOS userland

adv_cmds-176
basic_cmds-55
bootstrap_cmds-116.100.1
developer_cmds-66
diskdev_cmds-667.40.1
doc_cmds-53.60.1
file_cmds-321.40.3
mail_cmds-35
misc_cmds-34
network_cmds-606.40.1
patch_cmds-17
remote_cmds-63
shell_cmds-216.60.1
system_cmds-880.60.2
text_cmds-106
---
 system_cmds/at.tproj/panic.c | 92 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 92 insertions(+)
 create mode 100644 system_cmds/at.tproj/panic.c

(limited to 'system_cmds/at.tproj/panic.c')

diff --git a/system_cmds/at.tproj/panic.c b/system_cmds/at.tproj/panic.c
new file mode 100644
index 0000000..b1d99d8
--- /dev/null
+++ b/system_cmds/at.tproj/panic.c
@@ -0,0 +1,92 @@
+/*
+ *  panic.c - terminate fast in case of error
+ *  Copyright (C) 1993  Thomas Koenig
+ *
+ * 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. The name of the author(s) may not be used to endorse or promote
+ *    products derived from this software without specific prior written
+ *    permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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 AUTHOR(S) 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, WETHER 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.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD: src/usr.bin/at/panic.c,v 1.17 2002/05/16 00:47:14 tjr Exp $");
+
+/* System Headers */
+
+#include <err.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+/* Local headers */
+
+#include "panic.h"
+#include "privs.h"
+#include "at.h"
+
+/* External variables */
+
+/* Global functions */
+
+void
+panic(const char *a)
+{
+/* Something fatal has happened, print error message and exit.
+ */
+	if (fcreated) {
+		PRIV_START
+		unlink(atfile);
+		PRIV_END
+	}
+
+	errx(EXIT_FAILURE, "%s", a);
+}
+
+void
+perr(const char *a)
+{
+/* Some operating system error; print error message and exit.
+ */
+	int serrno = errno;
+
+	if (fcreated) {
+		PRIV_START
+		unlink(atfile);
+		PRIV_END
+	}
+
+	errno = serrno;
+	err(EXIT_FAILURE, "%s", a);
+}
+
+void
+usage(void)
+{
+	/* Print usage and exit. */
+    fprintf(stderr, "usage: at [-q x] [-f file] [-m] time\n"
+		    "       at -c job [job ...]\n"
+		    "       at [-f file] -t [[CC]YY]MMDDhhmm[.SS]\n"
+		    "       at -r job [job ...]\n"
+		    "       at -l -q queuename\n"
+		    "       at -l [job ...]\n"
+		    "       atq [-q x] [-v]\n"
+		    "       atrm job [job ...]\n"
+		    "       batch [-f file] [-m]\n");
+    exit(EXIT_FAILURE);
+}
-- 
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