[src/trunk]: src/usr.bin/stat Honor the -t option to set the time format when...

[erh <erh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/30979acbb19f
branches:  trunk
changeset: 783062:30979acbb19f
user:      erh <erh%NetBSD.org@localhost>
date:      Sun Dec 02 21:13:07 2012 +0000

description:
Honor the -t option to set the time format when running stat -s.
Document the format used by -s on the man page.

diffstat:

 usr.bin/stat/stat.1 |  13 ++++++++++++-
 usr.bin/stat/stat.c |  10 ++++++----
 2 files changed, 18 insertions(+), 5 deletions(-)

diffs (72 lines):

diff -r d5b8edd8800a -r 30979acbb19f usr.bin/stat/stat.1
--- a/usr.bin/stat/stat.1       Sun Dec 02 20:27:10 2012 +0000
+++ b/usr.bin/stat/stat.1       Sun Dec 02 21:13:07 2012 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: stat.1,v 1.34 2011/09/22 20:23:55 apb Exp $
+.\"    $NetBSD: stat.1,v 1.35 2012/12/02 21:13:07 erh Exp $
 .\"
 .\" Copyright (c) 2002-2011 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -168,6 +168,17 @@
 When run as
 .Nm readlink ,
 suppress error messages.
+This is equivalent to specifying 
+.Bd -literal 
+FMT="st_dev=%d st_ino=%i st_mode=%#p st_nlink=%l st_uid=%u st_gid=%g"
+FMT="$FMT st_rdev=%r st_size=%z st_atime=%Sa st_mtime=%Sm st_ctime=%Sc"
+FMT="$FMT st_birthtime=%SB st_blksize=%k st_blocks=%b st_flags=%f"
+stat -t %s -f "$FMT" .
+.Ed
+Note that if you use a timeformat that contains embedded whitespace or shell 
+meta-characters you will need to include appropriate quoting so the
+.Fl s
+output remains valid.
 .It Fl t Ar timefmt
 Display timestamps using the specified format.
 This format is
diff -r d5b8edd8800a -r 30979acbb19f usr.bin/stat/stat.c
--- a/usr.bin/stat/stat.c       Sun Dec 02 20:27:10 2012 +0000
+++ b/usr.bin/stat/stat.c       Sun Dec 02 21:13:07 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: stat.c,v 1.36 2011/09/22 20:23:56 apb Exp $ */
+/*     $NetBSD: stat.c,v 1.37 2012/12/02 21:13:07 erh Exp $ */
 
 /*
  * Copyright (c) 2002-2011 The NetBSD Foundation, Inc.
@@ -35,7 +35,7 @@
 
 #include <sys/cdefs.h>
 #if !defined(lint)
-__RCSID("$NetBSD: stat.c,v 1.36 2011/09/22 20:23:56 apb Exp $");
+__RCSID("$NetBSD: stat.c,v 1.37 2012/12/02 21:13:07 erh Exp $");
 #endif
 
 #if ! HAVE_NBTOOL_CONFIG_H
@@ -76,7 +76,7 @@
 #if HAVE_STRUCT_STAT_ST_BIRTHTIME
 #define DEF_B "\"%SB\" "
 #define RAW_B "%B "
-#define SHELL_B "st_birthtime=%B "
+#define SHELL_B "st_birthtime=%SB "
 #else /* HAVE_STRUCT_STAT_ST_BIRTHTIME */
 #define DEF_B
 #define RAW_B
@@ -99,7 +99,7 @@
 #define SHELL_FORMAT \
        "st_dev=%d st_ino=%i st_mode=%#p st_nlink=%l " \
        "st_uid=%u st_gid=%g st_rdev=%r st_size=%z " \
-       "st_atime=%a st_mtime=%m st_ctime=%c " SHELL_B \
+       "st_atime=%Sa st_mtime=%Sm st_ctime=%Sc " SHELL_B \
        "st_blksize=%k st_blocks=%b" SHELL_F
 #define LINUX_FORMAT \
        "  File: \"%N\"%n" \
@@ -299,6 +299,8 @@
                break;
        case 's':
                statfmt = SHELL_FORMAT;
+               if (timefmt == NULL)
+                       timefmt = "%s";
                break;
        case 'x':
                statfmt = LINUX_FORMAT;