diff -up cups-1.5b1/berkeley/lpr.c.lpr-help cups-1.5b1/berkeley/lpr.c --- cups-1.5b1/berkeley/lpr.c.lpr-help 2011-03-21 23:02:00.000000000 +0100 +++ cups-1.5b1/berkeley/lpr.c 2011-05-23 17:58:06.000000000 +0200 @@ -24,6 +24,31 @@ #include +static void +usage (const char *name) +{ + _cupsLangPrintf(stdout, +"Usage: %s [OPTION] [ file(s) ]\n" +"Print files.\n\n" +" -E force encryption\n" +" -H server[:port] specify alternate server\n" +" -C title, -J title, -T title\n" +" set the job name\n\n" +" -P destination/instance print to named printer\n" +" -U username specify alternate username\n" +" -# num-copies set number of copies\n" +" -h disable banner printing\n" +" -l print without filtering\n" +" -m send email on completion\n" +" -o option[=value] set a job option\n" +" -p format text file with header\n" +" -q hold job for printing\n" +" -r delete files after printing\n" +"\nWith no file given, read standard input.\n" +, name); +} + + /* * 'main()' - Parse options and send files for printing. */ @@ -270,6 +294,12 @@ main(int argc, /* I - Number of comm break; default : + if (!strcmp (argv[i], "--help")) + { + usage (argv[0]); + return (0); + } + _cupsLangPrintf(stderr, _("%s: Error - unknown option \"%c\"."), argv[0], argv[i][1]);