From: John Keeping <john@keeping.me.uk>
Date: Sat, 18 May 2013 14:57:03 +0000 (+0100)
Subject: html.c: die when write fails
X-Git-Url: https://gitweb.ps.run/ps-cgit/commitdiff_plain/1fec7cd6f817e52a6e55458d584a7a5092ba6aed?hp=1fec7cd6f817e52a6e55458d584a7a5092ba6aed

html.c: die when write fails

If we fail to write HTML output once, there's no point carrying on so
just write a failure message once and die.  By using Git's die_errno
function we also let the user know in what way the write failed.

Signed-off-by: John Keeping <john@keeping.me.uk>
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