From 2a0c17dbb48afd09c537824831b4e54bf7b369e7 Mon Sep 17 00:00:00 2001
From: Kyle Lemons <kyle@kylelemons.net>
Date: Sun, 7 Apr 2013 12:28:45 -0700
Subject: [PATCH] Add script to fix libusb on darwin

---
 fixlibusb_darwin.sh | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100755 fixlibusb_darwin.sh

diff --git a/fixlibusb_darwin.sh b/fixlibusb_darwin.sh
new file mode 100755
index 0000000..78e6cff
--- /dev/null
+++ b/fixlibusb_darwin.sh
@@ -0,0 +1,29 @@
+#!/bin/bash
+
+function die {
+  echo "$@"
+  exit 1
+}
+
+FILE="$1"
+if [[ -z "$FILE" ]]; then
+  die "Usage: $0 <path to libusb.h>"
+fi
+
+if [[ $(gcc --version | grep -i "llvm") == "" ]]; then
+  die "Error: This change is unnecessary unless your gcc uses llvm"
+fi
+
+BACKUP="${FILE}.orig"
+if [[ -f "$BACKUP" ]]; then
+  die "It looks like you've already run this script ($BACKUP exists)"
+fi
+
+cp $FILE $BACKUP || die "Could not create backup"
+
+{
+  echo 'H'                                  # Turn on error printing
+  echo 'g/\[0\].*non-standard/s/\[0\]/[1]/' # Use [1] instead of [0] so the size is unambiguous
+  echo 'g/\[.\].*non-standard/p'            # Print the lines changed
+  echo 'w'                                  # Write output
+} | ed $FILE