1 files changed, 119 insertions, 0 deletions
diff --git a/usr.bin/find/ls.c b/usr.bin/find/ls.c
new file mode 100644
index 000000000000..86434f53e9fd
--- /dev/null
+++ b/usr.bin/find/ls.c
@@ -0,0 +1,119 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1989, 1993
+ *	The Regents of the University of California.  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.
+ * 3. 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.
+ */
+
+#include <sys/param.h>
+#include <sys/stat.h>
+
+#include <err.h>
+#include <errno.h>
+#include <fts.h>
+#include <grp.h>
+#include <inttypes.h>
+#include <langinfo.h>
+#include <pwd.h>
+#include <stdio.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+
+#include "find.h"
+
+/* Derived from the print routines in the ls(1) source code. */
+
+static void printlink(char *);
+static void printtime(time_t);
+
+void
+printlong(char *name, char *accpath, struct stat *sb)
+{
+	char modep[15];
+
+	(void)printf("%6ju %8"PRId64" ", (uintmax_t)sb->st_ino, sb->st_blocks);
+	(void)strmode(sb->st_mode, modep);
+	(void)printf("%s %3ju %-*s %-*s ", modep, (uintmax_t)sb->st_nlink,
+	    MAXLOGNAME - 1,
+	    user_from_uid(sb->st_uid, 0), MAXLOGNAME - 1,
+	    group_from_gid(sb->st_gid, 0));
+
+	if (S_ISCHR(sb->st_mode) || S_ISBLK(sb->st_mode))
+		(void)printf("%#8jx ", (uintmax_t)sb->st_rdev);
+	else
+		(void)printf("%8"PRId64" ", sb->st_size);
+	printtime(sb->st_mtime);
+	(void)printf("%s", name);
+	if (S_ISLNK(sb->st_mode))
+		printlink(accpath);
+	(void)putchar('\n');
+}
+
+static void
+printtime(time_t ftime)
+{
+	char longstring[80];
+	static time_t lnow;
+	const char *format;
+	static int d_first = -1;
+	struct tm *tm;
+
+#ifdef D_MD_ORDER
+	if (d_first < 0)
+		d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
+#endif
+	if (lnow == 0)
+		lnow = time(NULL);
+
+#define	SIXMONTHS	((365 / 2) * 86400)
+	if (ftime + SIXMONTHS > lnow && ftime < lnow + SIXMONTHS)
+		/* mmm dd hh:mm || dd mmm hh:mm */
+		format = d_first ? "%e %b %R " : "%b %e %R ";
+	else
+		/* mmm dd  yyyy || dd mmm  yyyy */
+		format = d_first ? "%e %b  %Y " : "%b %e  %Y ";
+	if ((tm = localtime(&ftime)) != NULL)
+		strftime(longstring, sizeof(longstring), format, tm);
+	else
+		strlcpy(longstring, "bad date val ", sizeof(longstring));
+	fputs(longstring, stdout);
+}
+
+static void
+printlink(char *name)
+{
+	ssize_t lnklen;
+	char path[MAXPATHLEN];
+
+	if ((lnklen = readlink(name, path, MAXPATHLEN - 1)) == -1) {
+		warn("%s", name);
+		return;
+	}
+	path[lnklen] = '\0';
+	(void)printf(" -> %s", path);
+}