Adding stm32 auto-upload scripts for Windows, Mac, and Linux (#184)

BootLoaders/Boards/stm32/tools/macosx/auto_upload

@@ -0,0 +1,67 @@
+#!/bin/bash
+shopt -s extglob
+
+function list_usb()
+{
+while IFS=: read key value; do
+  key="${key##+( )}"
+  value="${value##+( )}"
+  case "$key" in
+    "Product ID")
+        p="${value% *}"
+        ;;
+    "Vendor ID")
+        v="${value%% *}"
+        ;;
+    "Manufacturer")
+        m="${value}"
+        ;;
+    "Location ID")
+        l="${value}"
+        printf "%s:%s %s (%s)\n" "$v" "$p" "$l" "$m"
+        ;;
+  esac
+done < <( system_profiler SPUSBDataType )
+}
+
+function leaf_status() 
+{
+  this_leaf_status=$(echo "$(list_usb)" | grep "1eaf" | awk '{ print $1}')
+  # Find the mode of the leaf bootloader
+  case $this_leaf_status in 
+     "0x1eaf:0x0003")
+        echo "dfu"
+     ;;
+     "0x1eaf:0x0004")
+        echo "ttyACMx"
+     ;;
+     *)
+        # echo "$this_leaf_status"
+        echo "unknown"
+     ;;
+  esac
+}
+
+# Get the directory where the script is running.
+DIR=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+
+# Check to see if a maple compatible board is attached
+LEAF_STATUS=$(leaf_status)
+
+# Board not found, or no boot loader on board.
+if [[ $(leaf_status) = "unknown" ]]
+then
+  # No maple board detected
+  echo "Maple device not found. Attempting serial upload."
+  SERIAL_UPLOAD=${DIR}/serial_upload_inc_bootloader
+  echo "${SERIAL_UPLOAD}" $1 0x8000000 $2 $3
+  "${SERIAL_UPLOAD}" $1 0x8000000 $2 $3
+
+else
+  # Maple board detected
+  echo "Maple device found. Attempting USB upload."
+
+  MAPLE_UPLOAD=${DIR}/maple_upload
+  echo "${MAPLE_UPLOAD}" $1 2 1eaf:0003 $2
+  "${MAPLE_UPLOAD}" $1 2 1eaf:0003 $2
+fi