X-Git-Url: http://git.onelab.eu/?p=util-vserver.git;a=blobdiff_plain;f=src%2Ffiletime.c;fp=src%2Ffiletime.c;h=39d9b03e98aaa9179826b3473cd5d96239e18473;hp=59531d1ac6ea3c60f9b04d4861afe805e3999029;hb=8cf13bb177d92c93eb73dc8939777150536c2d00;hpb=6bf3f95de36c804c97716b2d0bdf10680c559044

diff --git a/src/filetime.c b/src/filetime.c
index 59531d1..39d9b03 100644
--- a/src/filetime.c
+++ b/src/filetime.c
@@ -1,4 +1,4 @@
-// $Id: filetime.c,v 1.1 2003/09/29 22:01:57 ensc Exp $
+// $Id: filetime.c,v 1.4 2005/03/24 12:44:17 ensc Exp $
 
 // Copyright (C) 2003 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
 // based on filetime.cc by Jacques Gelinas
@@ -17,42 +17,88 @@
 // along with this program; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "util.h"
+#include "lib/internal.h"
+
+#include <stdlib.h>
 #include <stdio.h>
 #include <string.h>
 #include <errno.h>
 #include <time.h>
 #include <sys/stat.h>
 
+static void
+showHelp(char const *cmd)
+{
+  WRITE_MSG(1, "Usage:  ");
+  WRITE_STR(1, cmd);
+  WRITE_MSG(1,
+	    " [--] <filename>\n"
+	    "\n"
+	    "Shows the relative age of <filename>\n"
+	    "\n"
+	    "Please report bugs to " PACKAGE_BUGREPORT "\n");
+  exit(0);
+}
+
+static void
+showVersion()
+{
+  WRITE_MSG(1,
+	    "filetime " VERSION " -- shows age of a file\n"
+	    "This program is part of " PACKAGE_STRING "\n\n"
+	    "Copyright (C) 2004 Enrico Scholz\n"
+	    VERSION_COPYRIGHT_DISCLAIMER);
+  exit(0);
+}
+
 int main (int argc, char *argv[])
 {
-	int ret = -1;
-	if (argc != 2){
-		fprintf (stderr
-			,"filetime version %s\n"
-			 "filetime file\n"
-			 "\n"
-			 "Prints the age of a file\n"
-			 "(how long since it was created or modified)\n"
-			,VERSION);
-	}else{
-		struct stat st;
-		if (stat(argv[1],&st)==-1){
-			fprintf (stderr,"Can't stat file %s (%s)\n",argv[1]
-				,strerror(errno));
-		}else{
-			time_t now = time(NULL);
-			time_t since = now - st.st_mtime;
-			int days = since / (24*60*60);
-			int today = since % (24*60*60);
-			int hours = today / (60*60);
-			int minutes = (today % (60*60)) / 60;
-			if (days > 0){
-				printf ("%d days ",days);
-			}
-			printf ("%02d:%02d\n",hours,minutes);
-			ret = 0;
-		}
-	}
-	return ret;
+  int			idx = 1;
+  struct stat		st;
+  
+  if (argc>=2) {
+    if (strcmp(argv[1], "--help")   ==0) showHelp(argv[0]);
+    if (strcmp(argv[1], "--version")==0) showVersion();
+    if (strcmp(argv[1], "--")       ==0) ++idx;
+  }
+  if (argc<idx+1)
+    WRITE_MSG(2, "No filename specified; use '--help' for more information\n");
+  else if (stat(argv[idx], &st)==-1)
+    PERROR_Q("stat", argv[idx]);
+  else {    
+    time_t	now     = time(NULL);
+    time_t	since   = now - st.st_mtime;
+    int		days    = since / (24*60*60);
+    int		today   = since % (24*60*60);
+    int		hours   = today / (60*60);
+    int		minutes = (today % (60*60)) / 60;
+
+    char	buf[3*sizeof(time_t)*3 + 128];
+    size_t	l = 0;
+
+    if (days > 0) {
+      l        = utilvserver_fmt_ulong(buf, days);
+      buf[l++] = ' ';
+      #define MSG	"days, "
+      memcpy(buf+l, MSG, sizeof(MSG)-1); l += sizeof(MSG)-1;
+    }
+
+    if (hours<10) buf[l++] = '0';
+    l += utilvserver_fmt_ulong(buf+l, hours);
+    buf[l++] = ':';
+    if (minutes<10) buf[l++] = '0';
+    l += utilvserver_fmt_ulong(buf+l, minutes);
+    buf[l++] = '\n';
+
+    Vwrite(1, buf, l);
+    return EXIT_SUCCESS;
+  }
+
+  return EXIT_FAILURE;
 }