.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.35. .TH TAC "1" "March 2007" "GNU coreutils 6.9" "User Commands" .SH NAME tac \- concatenate and print files in reverse .SH SYNOPSIS .B tac [\fIOPTION\fR]... [\fIFILE\fR]... .SH DESCRIPTION .\" Add any additional description here .PP Write each FILE to standard output, last line first. With no FILE, or when FILE is \-, read standard input. .PP Mandatory arguments to long options are mandatory for short options too. .TP \fB\-b\fR, \fB\-\-before\fR attach the separator before instead of after .TP \fB\-r\fR, \fB\-\-regex\fR interpret the separator as a regular expression .TP \fB\-s\fR, \fB\-\-separator\fR=\fISTRING\fR use STRING as the separator instead of newline .TP \fB\-\-help\fR display this help and exit .TP \fB\-\-version\fR output version information and exit .SH AUTHOR Written by Jay Lepreau and David MacKenzie. .SH "REPORTING BUGS" Report bugs to . .SH COPYRIGHT Copyright \(co 2007 Free Software Foundation, Inc. .br This is free software. You may redistribute copies of it under the terms of the GNU General Public License . There is NO WARRANTY, to the extent permitted by law. .SH "SEE ALSO" The full documentation for .B tac is maintained as a Texinfo manual. If the .B info and .B tac programs are properly installed at your site, the command .IP .B info tac .PP should give you access to the complete manual.