Created version 1, will autoformat, strip blank lines and trailing whitespace

autoformat.sh

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+#!/bin/zsh
+# Format all c files
+GLOB=( **/*.c )
+# Astyle options:
+# --mode=c           : c formatting
+# -xc                : Brace attached to class names
+# --style=stroustrup : stroustrup style (similar to 1tbs)
+# -j                 : Always add brackets (even on one line if statements)
+# -s2                : Three spaces
+# -xG                : Indent modifiers
+# -S                 : Indent switches
+# -K                 : Indent cases
+# -N                 : Indent namespaces
+# -xn                : Attach bracket to namespace
+# -xl                : Attach inlines
+# -n                 : Don't make a backup
+# -p                 : Pad operators
+# -H                 : Pad header (space after if, for, while)
+OPTS=( --mode=c -xc --style=stroustrup -j -s2 -xG -S -K -N -xn -xl -n -p -H )
+# Process the c files by adding the comment and removing newlines
+perl "${0:h}/process.pl" $GLOB
+# Colorize output if you can
+if which colout>/dev/null; then
+  astyle $OPTS $GLOB|\grep -P '^(?!Unchanged)'|colout '(Formatted)' green||true
+else
+  astyle $OPTS $GLOB|\grep -P '^(?!Unchanged)'||true
+fi

process.pl

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+#!/usr/bin/perl
+use strict;
+use autodie;
+use warnings;
+use File::Compare;
+use File::Basename;
+no warnings 'once';
+
+foreach my $file (@ARGV) {
+  if (-e $file) {
+    my $data = process_file($file);
+    open(MYOUTPUTFILE, "+>$file.bak") or die "Error opening output file $!";
+    print MYOUTPUTFILE $data;
+    close(MYOUTPUTFILE);
+    if (compare($file, "$file.bak") != 0) {
+      print "Processed $file\n";
+    }
+    unlink $file;
+    rename "$file.bak", $file;
+  }
+  
+}
+sub process_file {
+  my($filename) = "$_[0]";
+  open(MYINPUTFILE, "<$filename") or die "x $!";
+  my($data) = "";
+  while(<MYINPUTFILE>) {
+    s/\s*$//;
+    my($line) = $_;
+    if($line !~ /^\s*$/) {
+      $data = $data . "$line\n";
+    }
+  }
+  close(MYINPUTFILE);
+  chomp($data);
+  if ($data !~ /^\s*\/\*\*/) {
+    my $basename = basename($filename);
+    $data = "/**\n * \@file $basename\n * \@author Austen Adler (agadler)\n * TODO: Description\n */\n$data";
+  }
+  return $data;
+}