[libvirt] [PATCH 18/23] util: use realpath/g_canonicalize_filename

Pino Toscano ptoscano at redhat.com
Mon Jan 6 09:12:31 UTC 2020

On Thursday, 2 January 2020 15:53:52 CET Daniel P. Berrangé wrote:
> The canonicalize_file_name(path) is equivalent to calling
> realpath(path, NULL). Passing NULL for the second arg of
> realpath is not standardized behaviour, however, Linux,
> FreeBSD > 6.4 and macOS > 10.5 all support this critical
> extension.

This is not correct: POSIX.1-2008 standardizes null as possible value
for the second argument; see:

Pino Toscano
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