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author | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
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committer | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
commit | 65145fa4c81da358fcbc3b650156dab705dfa34e (patch) | |
tree | 55c065b6730aaac2afb6c29933ee6ec5fa4c4249 /bin/date | |
parent | 60ff4eb0dff94a04d75d0d52a3957aaaf5f8c693 (diff) | |
parent | e6b664c390af88d4a87208bc042ce503da664c3b (diff) | |
download | FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.zip FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.tar.gz |
Merge sync of head
Diffstat (limited to 'bin/date')
-rw-r--r-- | bin/date/date.1 | 7 | ||||
-rw-r--r-- | bin/date/date.c | 10 |
2 files changed, 13 insertions, 4 deletions
diff --git a/bin/date/date.1 b/bin/date/date.1 index 5e9e664..dd791ec 100644 --- a/bin/date/date.1 +++ b/bin/date/date.1 @@ -32,7 +32,7 @@ .\" @(#)date.1 8.3 (Berkeley) 4/28/95 .\" $FreeBSD$ .\" -.Dd April 26, 2014 +.Dd May 7, 2015 .Dt DATE 1 .Os .Sh NAME @@ -41,7 +41,7 @@ .Sh SYNOPSIS .Nm .Op Fl jRu -.Op Fl r Ar seconds +.Op Fl r Ar seconds | Ar filename .Oo .Fl v .Sm off @@ -150,6 +150,9 @@ is the number of seconds since the Epoch see .Xr time 3 ) , and can be specified in decimal, octal, or hex. +.It Fl r Ar filename +Print the date and time of the last modification of +.Ar filename . .It Fl t Ar minutes_west Set the system's value for minutes west of .Tn GMT . diff --git a/bin/date/date.c b/bin/date/date.c index 2c09848..9ae6502 100644 --- a/bin/date/date.c +++ b/bin/date/date.c @@ -44,6 +44,7 @@ __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/time.h> +#include <sys/stat.h> #include <ctype.h> #include <err.h> @@ -85,6 +86,7 @@ main(int argc, char *argv[]) struct vary *v; const struct vary *badv; struct tm lt; + struct stat sb; v = NULL; fmt = NULL; @@ -116,8 +118,12 @@ main(int argc, char *argv[]) case 'r': /* user specified seconds */ rflag = 1; tval = strtoq(optarg, &tmp, 0); - if (*tmp != 0) - usage(); + if (*tmp != 0) { + if (stat(optarg, &sb) == 0) + tval = sb.st_mtim.tv_sec; + else + usage(); + } break; case 't': /* minutes west of UTC */ /* error check; don't allow "PST" */ |