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-rwxr-xr-xsupport/scripts/reset.py16
1 files changed, 12 insertions, 4 deletions
diff --git a/support/scripts/reset.py b/support/scripts/reset.py
index 54a7aee..bfc91e1 100755
--- a/support/scripts/reset.py
+++ b/support/scripts/reset.py
@@ -11,13 +11,21 @@ from struct import pack
def unix_get_maple_path(file_prefix):
"""Try to find the device file for the Maple on *nix; assuming
- that it looks like /dev/<file_prefix>*. If there are multiple
- possibilities, ask the user what to do. If the user chooses not
- to say, returns None."""
+ that it looks like /dev/<file_prefix>* and has the correct ID in
+ the /sys tree. If there are multiple possibilities, ask the user
+ what to do. If the user chooses not to say, returns None."""
possible_paths = [os.path.join('/dev', x) for x in os.listdir('/dev') \
- if x.startswith(file_prefix)]
+ if (x.startswith(file_prefix) and tty_is_maple(x))]
return choose_path(possible_paths)
+def tty_is_maple(device):
+ try:
+ sysfile = open("/sys/class/tty/%s/device/uevent" % device, "r")
+ text = "".join(sysfile.readlines())
+ return "PRODUCT=1eaf/4" in text
+ except IOError: # no udev info available
+ return True
+
def windows_get_maple_path():
"""Similar to unix_get_maple_path(), but on Windows."""
import _winreg as reg