pci and usb header scripts: avoid generating trigraphs

Change-Id: Ifd10f039cebdd3995397ad380b7a2c6ddd437775
Reviewed-on: https://review.haiku-os.org/c/haiku/+/6738
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>

listusb: generate class code table from usb.ids, and use it

Change-Id: I43b79c5abc74306aba9a69991aeb5e110b2d790b
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5737
Reviewed-by: Fredrik Holmqvist <fredrik.holmqvist@gmail.com>

usb-header.awk: Fix use of printf

Change-Id: I0f07a321ab5b896c166270b5da6f667cb47ddf26
Reviewed-on: https://review.haiku-os.org/c/haiku/+/4279
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Jérôme Duval <jerome.duval@gmail.com>

Improve awk escape sequences a bit.

listusb: display USB vendor and devices names based on usb.ids

* download usb.ids, processed like pci.ids to generate a header.
* best would be to load and parse the file at runtime with shared code.

Improve awk escape sequences a bit.

listusb: display USB vendor and devices names based on usb.ids

* download usb.ids, processed like pci.ids to generate a header.
* best would be to load and parse the file at runtime with shared code.