libfile: Document that read_file() returns a terminated buffer
read_file() and read_file_2() return a '\0' terminated buffer to make sure the buffer is usable as a string. Other code like read_file_line() depends on this behaviour, so document it explicitly. Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de> |
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lib/libfile.c |
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