wrbuf_buf: make it always return non-NULL
authorAdam Dickmeiss <adam@indexdata.dk>
Sat, 19 Apr 2014 09:17:22 +0000 (11:17 +0200)
committerAdam Dickmeiss <adam@indexdata.dk>
Sat, 19 Apr 2014 09:21:14 +0000 (11:21 +0200)
Also, wrbuf_buf will return same buffer as previous call to wrbuf_cstr.


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