This patch allows for much easier implementation of arguments
when modifying checkincludes.pl

The variable $file is also initially named $arg - I wasn't sure
if memory would be a problem (I know it would be in Java/C#) if
another $file variable was initialized with the value of $arg,
so I just left it.

Overall, this still works nicely. There are some more
potential simplifications, but I will cover those in another
patch if I decide to implement them tonight.

Signed-off-by: Cruz Julian Bishop <cruzjbis...@gmail.com>
---
 scripts/checkincludes.pl |   85 +++++++++++++++++++++-------------------------
 1 file changed, 39 insertions(+), 46 deletions(-)

diff --git a/scripts/checkincludes.pl b/scripts/checkincludes.pl
index 801ed5f..7d713c2 100755
--- a/scripts/checkincludes.pl
+++ b/scripts/checkincludes.pl
@@ -30,64 +30,57 @@ if ($#ARGV < 0) {
        usage();
 }
 
-if ($#ARGV >= 1) {
-       if ($ARGV[0] =~ /^-/) {
-               if ($ARGV[0] eq "-r") {
-                       $remove = 1;
-                       shift;
-               } else {
-                       usage();
-               }
-       }
-}
+foreach my $arg (@ARGV) {
+       if ($arg eq "-r") {
+               $remove = 1;
+       } else {
+               open(my $f, '<', $arg)
+                   or die "Cannot open $arg: $!.\n";
 
-foreach my $file (@ARGV) {
-       open(my $f, '<', $file)
-           or die "Cannot open $file: $!.\n";
+               my %includedfiles = ();
+               my @file_lines = ();
 
-       my %includedfiles = ();
-       my @file_lines = ();
-
-       while (<$f>) {
-               if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
-                       ++$includedfiles{$1};
+               while (<$f>) {
+                       if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
+                               ++$includedfiles{$1};
+                       }
+                       push(@file_lines, $_);
                }
-               push(@file_lines, $_);
-       }
 
-       close($f);
+               close($f);
 
-       if (!$remove) {
-               foreach my $filename (keys %includedfiles) {
-                       if ($includedfiles{$filename} > 1) {
-                               print "$file: $filename is included more than 
once.\n";
+               if (!$remove) {
+                       foreach my $filename (keys %includedfiles) {
+                               if ($includedfiles{$filename} > 1) {
+                                       print "$arg: $filename is included more 
than once.\n";
+                               }
                        }
+                       next;
                }
-               next;
-       }
 
-       open($f, '>', $file)
-           or die("Cannot write to $file: $!");
+               open($f, '>', $arg)
+                       or die("Cannot write to $arg: $!");
 
-       my $dups = 0;
-       foreach (@file_lines) {
-               if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
-                       foreach my $filename (keys %includedfiles) {
-                               if ($1 eq $filename) {
-                                       if ($includedfiles{$filename} > 1) {
-                                               $includedfiles{$filename}--;
-                                               $dups++;
-                                       } else {
-                                               print {$f} $_;
+               my $dups = 0;
+               foreach(@file_lines) {
+                       if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
+                               foreach my $filename (keys %includedfiles) {
+                                       if ($1 eq $filename) {
+                                               if ($includedfiles{$filename} > 
1) {
+                                                       
$includedfiles{$filename}--;
+                                                       $dups++;
+                                               } else {
+                                                       print {$f} $_;
+                                               }
                                        }
                                }
+                       } else {
+                               print {$f} $_;
                        }
-               } else {
-                       print {$f} $_;
                }
+               if ($dups > 0) {
+                       print "$arg: removed $dups duplicate includes \n";
+               }
+               close($f);
        }
-       if ($dups > 0) {
-               print "$file: removed $dups duplicate includes\n";
-       }
-       close($f);
 }
-- 
1.7.9.5

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