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
---
 file_cmds/gzip/futimens.c | 100 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 file_cmds/gzip/futimens.c

(limited to 'file_cmds/gzip/futimens.c')

diff --git a/file_cmds/gzip/futimens.c b/file_cmds/gzip/futimens.c
new file mode 100644
index 0000000..08345c3
--- /dev/null
+++ b/file_cmds/gzip/futimens.c
@@ -0,0 +1,100 @@
+/*-
+ * Copyright (c) 2015 Jilles Tjoelker
+ * All rights reserved.
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/stat.h>
+
+#include <errno.h>
+#include <fcntl.h>
+#include <time.h>
+#include <sys/time.h>
+
+#ifndef UTIME_NOW
+#define UTIME_NOW -1
+#endif
+
+#ifndef UTIME_OMIT
+#define UTIME_OMIT -2
+#endif
+int futimens(int fd, const struct timespec times[2]);
+
+int
+futimens(int fd, const struct timespec times[2])
+{
+	struct timeval now, tv[2], *tvp;
+	struct stat sb;
+
+	if (times == NULL || (times[0].tv_nsec == UTIME_NOW &&
+	    times[1].tv_nsec == UTIME_NOW))
+		tvp = NULL;
+	else if (times[0].tv_nsec == UTIME_OMIT &&
+	    times[1].tv_nsec == UTIME_OMIT)
+		return (0);
+	else {
+		if ((times[0].tv_nsec < 0 || times[0].tv_nsec > 999999999) &&
+		    times[0].tv_nsec != UTIME_NOW &&
+		    times[0].tv_nsec != UTIME_OMIT) {
+			errno = EINVAL;
+			return (-1);
+		}
+		if ((times[1].tv_nsec < 0 || times[1].tv_nsec > 999999999) &&
+		    times[1].tv_nsec != UTIME_NOW &&
+		    times[1].tv_nsec != UTIME_OMIT) {
+			errno = EINVAL;
+			return (-1);
+		}
+		tv[0].tv_sec = times[0].tv_sec;
+		tv[0].tv_usec = times[0].tv_nsec / 1000;
+		tv[1].tv_sec = times[1].tv_sec;
+		tv[1].tv_usec = times[1].tv_nsec / 1000;
+		tvp = tv;
+		if (times[0].tv_nsec == UTIME_OMIT ||
+		    times[1].tv_nsec == UTIME_OMIT) {
+			if (fstat(fd, &sb) == -1)
+				return (-1);
+			if (times[0].tv_nsec == UTIME_OMIT) {
+				tv[0].tv_sec = sb.st_atimespec.tv_sec;
+				tv[0].tv_usec = sb.st_atimespec.tv_nsec / 1000;
+			}
+			if (times[1].tv_nsec == UTIME_OMIT) {
+				tv[1].tv_sec = sb.st_mtimespec.tv_sec;
+				tv[1].tv_usec = sb.st_mtimespec.tv_nsec / 1000;
+			}
+		}
+		if (times[0].tv_nsec == UTIME_NOW ||
+		    times[1].tv_nsec == UTIME_NOW) {
+			if (gettimeofday(&now, NULL) == -1)
+				return (-1);
+			if (times[0].tv_nsec == UTIME_NOW)
+				tv[0] = now;
+			if (times[1].tv_nsec == UTIME_NOW)
+				tv[1] = now;
+		}
+	}
+	return (futimes(fd, tvp));
+}
-- 
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