Nguyễn Thái Ngọc Duy e9d983f116 wrapper.c: add and use fopen_or_warn() ...

When fopen() returns NULL, it could be because the given path does not
exist, but it could also be some other errors and the caller has to
check. Add a wrapper so we don't have to repeat the same error check
everywhere.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

2017-05-26 12:33:56 +09:00

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