3 files changed, 19 insertions, 5 deletions
diff --git a/bin/ard-parse-boards b/bin/ard-parse-boards
index e2de71b..2e975bb 100755
--- a/bin/ard-parse-boards
+++ b/bin/ard-parse-boards
@@ -1,4 +1,4 @@
-#! /usr/bin/perl
+#! /usr/bin/env perl
 
 use strict;
 use warnings;
@@ -8,9 +8,14 @@ use Pod::Usage;
 use YAML;
 
 my %Opt = 
-  (
-   boards_txt => '/Applications/Arduino.app/Contents/Resources/Java/hardware/arduino/boards.txt',
-  );
+   (
+    boards_txt => '/Applications/Arduino.app/Contents/Resources/Java/hardware/arduino/boards.txt',
+   );
+
+# if the ARDUINO_DIR is defined, then use it
+if (defined $ENV{'ARDUINO_DIR'}) {
+    $Opt{boards_txt} = "$ENV{'ARDUINO_DIR'}/hardware/arduino/boards.txt";
+}
 
 GetOptions(\%Opt,
 	   "boards_txt=s", # filename of the boards.txt file
diff --git a/bin/ard-reset-arduino b/bin/ard-reset-arduino
index 22c7109..085e442 100755
--- a/bin/ard-reset-arduino
+++ b/bin/ard-reset-arduino
@@ -1,4 +1,4 @@
-#! /usr/bin/perl
+#! /usr/bin/env perl
 
 use strict;
 use warnings;
diff --git a/bin/ard-verify-size b/bin/ard-verify-size
new file mode 100755
index 0000000..2a7fa28
--- /dev/null
+++ b/bin/ard-verify-size
@@ -0,0 +1,9 @@
+#!/bin/bash
+TARGET_HEX="$1"
+MAX_SIZE="$2"
+HEX_SIZE="$(cut -c12- < $TARGET_HEX | tr -d \\n | tr -d \\r | wc -c | awk '{print $1/2}')"
+if [ $HEX_SIZE -gt $MAX_SIZE ]
+then
+  echo "Sketch size is ${HEX_SIZE} bytes and maximum allowed is ${MAX_SIZE} bytes; see http://www.arduino.cc/en/Guide/Troubleshooting#size for tips on reducing it." 1>&2
+  exit 1
+fi