mcu/tools/req_hdr.pl

#!/usr/bin/perl
#
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#!/usr/bin/perl
# find out required .(hpp|h|dat|c|hex|incl|inc|msg) for the header sources listed in .lis and in .dep

# show usage
sub usage
{
	print "USAGE: perl req_hdr.pl <filename of .lis> <filename of .dep>\n";
	exit(0);
}

#
# parsing command arguments
#

my $arg_idx=0;
my $LIS_FILE;
my $DEP_FILE;
my $reading;

if (!($ARGV[0] =~ /\.lis$/) || !($ARGV[1] =~ /\.dep$/))
{
   usage();
}

#
# open .lis & .dep
#

$LIS_FILE = $ARGV[0];
open LIS_FILE,"$LIS_FILE" or die "cannot open $LIS_FILE\n";
$DEP_FILE = $ARGV[1];
open DEP_FILE,"$DEP_FILE" or die "cannot open $DEP_FILE\n";

#print "$LIS_FILE and $DEP_FILE are OPENED\n";

#
#
#

@reading    = <LIS_FILE>;
$obj_count  = 0;
$obj_list   = '';
foreach (@reading)
{
   if ((s/\S+\\(\w+)\.cp?p?\s*$/\L$1.obj/i) || (s/\S+\\(\w+)\.s\s*$/\L$1.obj/i))# extract '*.c/cpp/s'
   {
      $obj_list .= " $_";
#      print "$_\n";
      $obj_count++;
   }
}
close LIS_FILE;
#print "$obj_count .obj will be checked for the dependency\n";
#print $obj_list;

@reading = <DEP_FILE>;
$dep_count = 0;
$hdr_count = 0;
$needed_obj = 0;
foreach (@reading)
{
   if (/\.obj/)
   {
      $reading = lc($_);

      s/(\w+\.obj).+\n/\L$1/;                # extract '*.obj' from .dep
      if (index($obj_list, $_) > -1)         # if the '.obj' is needed in .lis
      {
         $needed_obj = 1;

#         print "\n\n$dep_count\t";
         while ($reading =~ /\b\S+\.(hpp|hex|dat|c|h|incl|inc|msg)/)      # find out next .(hpp|h|dat|c|hex) in this line
         {
            $hdr_name = "\L$&";
            $reading = ($`).($');
            if ( !($hdr_name =~ /c:/) )      # exclude the c:\progra~1\...\xxx.(hpp|h|dat|c|hex)
            {
               if ( !($req_hdr{$hdr_name}) ) # find out non-duplicated .(hpp|h|dat|c|hex)
               {
                  $req_hdr{$hdr_name} = 1;
                  $hdr_count ++;
#                  print "[$hdr_name]\t";
               }
               else
               {
                  $req_hdr{$hdr_name} ++;    # count duplication times of .(hpp|h|dat|c|hex), just for our info.
               }
            }
         }
         $dep_count++;
      }
      else
      {
         $needed_obj = 0;
      }
   }
   elsif (/\.(hpp|hex|dat|c|h|incl|inc|msg)/ && $needed_obj == 1)
   {
      $reading = lc($_);

      while ($reading =~ /\b\S+\.(hpp|hex|dat|c|h|incl|inc|msg)/)         # find out next .(hpp|h|dat|c|hex) in this line
      {
         $hdr_name = "\L$&";
         $reading = ($`).($');
         if ( !($hdr_name =~ /c:/) )      # exclude the c:\progra~1\...\xxx.(hpp|h|dat|c|hex)
         {
            if ( !($req_hdr{$hdr_name}) ) # find out non-duplicated .(hpp|h|dat|c|hex)
            {
               $req_hdr{$hdr_name} = 1;
               $hdr_count ++;
#               print "[$hdr_name]\t";
            }
            else
            {
               $req_hdr{$hdr_name} ++;    # count duplication times of .(hpp|h|dat|c|hex), just for our info.
            }
         }
      }
   }
}
close DEP_FILE;

print "\n\n$hdr_count .(hpp|hex|dat|c|h|incl|inc|msg) will be copied: \n";
while ( ($key, $value) = each %req_hdr)
{
   print "$key\n";
}