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-rw-r--r--shell_cmds/find/ls.c124
1 files changed, 124 insertions, 0 deletions
diff --git a/shell_cmds/find/ls.c b/shell_cmds/find/ls.c
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+++ b/shell_cmds/find/ls.c
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+/*
+ * 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.
+ * 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.
+ */
+
+#ifndef lint
+#if 0
+static char sccsid[] = "@(#)ls.c 8.1 (Berkeley) 6/6/93";
+#endif
+#endif /* not lint */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD: src/usr.bin/find/ls.c,v 1.23 2011/09/28 18:53:36 ed Exp $");
+
+#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>
+
+#ifdef __APPLE__
+#undef MAXLOGNAME
+#define MAXLOGNAME 17
+#endif /* __APPLE__ */
+
+#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("%6lu %8"PRId64" ", (u_long) sb->st_ino, sb->st_blocks);
+ (void)strmode(sb->st_mode, modep);
+ (void)printf("%s %3u %-*s %-*s ", modep, 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;
+
+ if (d_first < 0)
+ d_first = (*nl_langinfo(D_MD_ORDER) == 'd');
+ 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 ";
+ strftime(longstring, sizeof(longstring), format, localtime(&ftime));
+ fputs(longstring, stdout);
+}
+
+static void
+printlink(char *name)
+{
+ int lnklen;
+ char path[MAXPATHLEN];
+
+ if ((lnklen = readlink(name, path, MAXPATHLEN - 1)) == -1) {
+ warn("%s", name);
+ return;
+ }
+ path[lnklen] = '\0';
+ (void)printf(" -> %s", path);
+}