improve error reporting #23
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This program isn't named "query_apps"; use the program name instead. Generic "No such file or directory" isn't helpful when trying and failing to open the device node. Rather than making people read the source to find the unavailable file, print it. Slightly improves #21
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This program isn't named "query_apps"; use the program name instead.
Generic "No such file or directory" isn't helpful when trying and failing to open the device node. Rather than making people read the source to find the unavailable file, print it.
Slightly improves #21