Generated: Sun Aug 21 11:11:32 2011 from typefile.pl 2011/06/05 5.3 KB.
#!/usr/bin/perl -w # NAME: typefile.pl # AIM: Given an input file, output without comments /* .... */ or # lines beginning /\s*\/\/ use strict; use warnings; use File::Basename; # split path ($name,$dir,$ext) = fileparse($file [, qr/\.[^.]*/] ) use Cwd; my $perl_dir = 'C:\GTools\perl'; unshift(@INC, $perl_dir); require 'logfile.pl' or die "Unable to load logfile.pl ...\n"; # log file stuff my ($LF); my $pgmname = $0; if ($pgmname =~ /(\\|\/)/) { my @tmpsp = split(/(\\|\/)/,$pgmname); $pgmname = $tmpsp[-1]; } my $outfile = $perl_dir."\\temp.$pgmname.txt"; open_log($outfile); # user variables my $load_log = 0; my $in_file = ''; my $debug_on = 0; my $def_file = 'def_file'; ### program variables my @warnings = (); my $cwd = cwd(); my $os = $^O; sub show_warnings($) { my ($val) = @_; if (@warnings) { prt( "\nGot ".scalar @warnings." WARNINGS...\n" ); foreach my $itm (@warnings) { prt("$itm\n"); } prt("\n"); } else { ###prt( "\nNo warnings issued.\n\n" ); } } sub pgm_exit($$) { my ($val,$msg) = @_; if (length($msg)) { $msg .= "\n" if (!($msg =~ /\n$/)); prt($msg); } show_warnings($val); close_log($outfile,$load_log); exit($val); } sub prtw($) { my ($tx) = shift; $tx =~ s/\n$//; prt("$tx\n"); push(@warnings,$tx); } sub process_in_file($) { my ($inf) = @_; if (! open INF, "<$inf") { pgm_exit(1,"ERROR: Unable to open file [$inf]\n"); } my @lines = <INF>; close INF; my $lncnt = scalar @lines; prt("Processing $lncnt lines, from [$inf]...\n"); my ($line,$inc,$lnn,$i,$tag,$len,$ch,$nc,$j,$j2); my $in_comm = 0; $lnn = 0; for ($i = 0; $i < $lncnt; $i++) { $line = $lines[$i]; chomp $line; $lnn++; $len = length($line); next if ($len == 0); next if ($line =~ /^\s+$/); next if ($line =~ /^\s*\/\//); if ($in_comm) { for ($j = 0; $j < $len; $j++) { $j2 = $j+1; $ch = substr($line,$j,1); $nc = (($j2 < $len) ? substr($line,$j2,1) : ''); if (($ch eq '*')&&($nc eq '/')) { $j += 2; $in_comm = 0; last; } } $tag = ''; for (; $j < $len; $j++) { $ch = substr($line,$j,1); $tag .= $ch; } if (length($tag) && !($tag =~ /^\s+$/)) { prt("$tag\n"); } next; } elsif ($line =~ /\/\*/) { # potential comment beginning $tag = ''; for ($j = 0; $j < $len; $j++) { $j2 = $j+1; $ch = substr($line,$j,1); $nc = (($j2 < $len) ? substr($line,$j2,1) : ''); if (($ch eq '/')&&($nc eq '*')) { $in_comm = 1; last; } $tag .= $ch; } if (length($tag) && !($tag =~ /^\s+$/)) { prt("$tag\n"); } $j++; for (; $j < $len; $j++) { $j2 = $j+1; $ch = substr($line,$j,1); $nc = (($j2 < $len) ? substr($line,$j2,1) : ''); if (($ch eq '*')&&($nc eq '/')) { $j += 2; $in_comm = 0; last; } } $tag = ''; for (; $j < $len; $j++) { $ch = substr($line,$j,1); $tag .= $ch; } if (length($tag) && !($tag =~ /^\s+$/)) { prt("$tag\n"); } next; } prt("$line\n"); } } ######################################### ### MAIN ### parse_args(@ARGV); prt( "$pgmname: in [$cwd]: Hello, World...\n" ); process_in_file($in_file); pgm_exit(0,"Normal exit(0)"); ######################################## sub give_help { prt("$pgmname: version 0.0.1 2010-09-11\n"); prt("Usage: $pgmname [options] in-file\n"); prt("Options:\n"); prt(" --help (-h or -?) = This help, and exit 0.\n"); } sub need_arg { my ($arg,@av) = @_; pgm_exit(1,"ERROR: [$arg] must have following argument!\n") if (!@av); } sub parse_args { my (@av) = @_; my ($arg,$sarg); while (@av) { $arg = $av[0]; if ($arg =~ /^-/) { $sarg = substr($arg,1); $sarg = substr($sarg,1) while ($sarg =~ /^-/); if (($sarg =~ /^h/i)||($sarg eq '?')) { give_help(); pgm_exit(0,"Help exit(0)"); } else { pgm_exit(1,"ERROR: Invalid argument [$arg]! Try -?\n"); } } else { $in_file = $arg; prt("Set input to [$in_file]\n"); } shift @av; } if ((length($in_file) == 0) && $debug_on) { $in_file = $def_file; } if (length($in_file) == 0) { pgm_exit(1,"ERROR: No input files found in command!\n"); } if (! -f $in_file) { pgm_exit(1,"ERROR: Unable to find in file [$in_file]! Check name, location...\n"); } } # eof - typefile.pl