config.c: guard config parser from value=NULL
commit6c47d0e8f3983cff5bf633cb8e6f7ecfecf48db7
authorJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 21:10:27 +0000 (11 13:10 -0800)
committerJunio C Hamano <gitster@pobox.com>
Mon, 11 Feb 2008 21:14:25 +0000 (11 13:14 -0800)
tree5eba727129ec66e575a1215c5e3604ab9480db7c
parent90f5c1864caf40ac2a0fef6bc771eab3ecc561b6
config.c: guard config parser from value=NULL

user.{name,email}, core.{pager,editor,excludesfile,whitespace} and
i18n.{commit,logoutput}encoding all expect string values.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
config.c