-// $Id: filetime.c,v 1.1 2003/09/29 22:01:57 ensc Exp $
+// $Id: filetime.c 1980 2005-03-24 12:44:17Z ensc $
// Copyright (C) 2003 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
// based on filetime.cc by Jacques Gelinas
// 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;
}