amixer: support infinite line length for --stdin option and add --file option #321
+33
−7
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There is a problem with limited buffer size for option --stdin 256 bytes. It can be eliminated by making use of getline() function. Furthermore, it's possible to refactor exec_stdin() function to support reading from any file and support --file option. Would be very convenient for any devices with complex audio architecture to speedup boot-up initialization.