1#!/usr/local/bin/perl 2# generic_count - count physical lines of code, given a comment marker. 3# Usage: generic_count commentstart [-f file] [list_of_files] 4# commentstart: string that begins a comment (continuing til end-of-line) 5# file: file with a list of files to count (if "-", read list from stdin) 6# list_of_files: list of files to count 7# -f file or list_of_files can be used, or both 8# This is a trivial/naive program for scripts, etc. 9 10 11# This is part of SLOCCount, a toolsuite that counts 12# source lines of code (SLOC). 13# Copyright (C) 2001-2004 David A. Wheeler. 14# 15# This program is free software; you can redistribute it and/or modify 16# it under the terms of the GNU General Public License as published by 17# the Free Software Foundation; either version 2 of the License, or 18# (at your option) any later version. 19# 20# This program is distributed in the hope that it will be useful, 21# but WITHOUT ANY WARRANTY; without even the implied warranty of 22# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 23# GNU General Public License for more details. 24# 25# You should have received a copy of the GNU General Public License 26# along with this program; if not, write to the Free Software 27# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 28# 29# To contact David A. Wheeler, see his website at: 30# http://www.dwheeler.com. 31# 32# 33 34$commentstart = shift @ARGV; 35$total_sloc = 0; 36 37# Do we have "-f" (read list of files from second argument)? 38if (($#ARGV >= 1) && ($ARGV[0] eq "-f")) { 39 # Yes, we have -f 40 if ($ARGV[1] eq "-") { 41 # The list of files is in STDIN 42 while (<STDIN>) { 43 chomp ($_); 44 &count_file ($_); 45 } 46 } else { 47 # The list of files is in the file $ARGV[1] 48 open (FILEWITHLIST, $ARGV[1]) || die "Error: Could not open $filewithlist\n"; 49 while (<FILEWITHLIST>) { 50 chomp ($_); 51 &count_file ($_); 52 } 53 close FILEWITHLIST; 54 } 55 shift @ARGV; shift @ARGV; 56} 57# Process all (remaining) arguments as file names 58while ($file = shift @ARGV) { 59 &count_file ($file); 60} 61 62print "Total:\n"; 63print "$total_sloc\n"; 64 65sub count_file { 66 my ($file) = @_; 67 my $sloc = 0; 68 69 open (FILE, $file); 70 while (<FILE>) { 71 s/${commentstart}.*//; 72 if (m/\S/) {$sloc++;} 73 } 74 print "$sloc $file\n"; 75 $total_sloc += $sloc; 76 close (FILE); 77} 78