Lennart Poettering wrote: > Because doing this externally is really hard. I wrote a library for that > named "libasyncns", and glib's async resolver is based on that. > > libasyncns is different from other libraries for resolving host names in > that i actually uses the NSS, rather than just implementing DNS on its > own. This has the benefit actually all kinds of hostnames are supported, > including those served from LDAP, NIS, mDNS and whatever the user > prefers. Now, since NSS and the libc APIs around it are inherentlich > synchronous the only way to make them asynchronous without touching > glibc is by running them in a separate thread/process. And doing that > behind the back of the user is kinda problematic from libraries. > > So, bypassing NSS is not really an option to fix this properly. And if > you want asynchronous name resolution without involvement of threads and > suchlike then your only option is to make NSS asynchronous in itself, > and you cannot do that without reworking glibc substantially. Thank you for presenting a valid argument instead of just ranting sarcastically. Björn Persson
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