Tuxguitar was installed in $out (as per default wrapper script)
Thus installing tuxguitar was not in ~/.nix-profile when installed.
Now tuxguitar appears in ~/.nix-profile when installed.
(A Scheme subset for Atmel microcontrollers.)
Use of the actual git HEAD because the actual tarball compiles but
segfault at runtime.
Upload the BLINK.ms sample on arduino board (/dev/ttyACM0):
```sh
$ sudo ./result/bin/microscheme -m UNO -d /dev/ttyACM0 -auc ~/repo/perso/microscheme/examples/BLINK.ms
Microscheme 0.8, (C) Ryan Suchocki
>> Treeshaker: After 4 rounds: 84 globals purged! 22 bytes will be
reserved.
>> 18 lines compiled OK
>> Assembling...
>> Uploading...
avrdude: AVR device initialized and ready to accept instructions
Reading | ################################################## | 100%
0.00s
avrdude: Device signature = 0x1e950f
avrdude: reading input file
"/home/tony/repo/perso/microscheme/examples/BLINK.hex"
avrdude: writing flash (2080 bytes):
Writing | ################################################## | 100%
0.35s
avrdude: 2080 bytes of flash written
avrdude: safemode: Fuses OK (E:00, H:00, L:00)
avrdude done. Thank you.
>> Cleaning Up...
>> Finished.
```
Following the discussion NixOS#5021:
- obsolete the nix.proxy option
- add the networking.proxy option
- open a default no_proxy environment variable
- add a rsync option
- Manual tests ok.
- Automatic tests ok.
Amended by lethalman to simplify the option descriptions.