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wrapper.c: add and use fopen_or_warn()

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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>
This commit is contained in:
Nguyễn Thái Ngọc Duy
2017-05-03 17:16:50 +07:00
committed by Junio C Hamano
parent 11dc1fcb3f
commit e9d983f116
15 changed files with 43 additions and 26 deletions
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2
config.c
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@ -1422,7 +1422,7 @@ int git_config_from_file(config_fn_t fn, const char *filename, void *data)
int ret = -1;
FILE *f;
f = fopen(filename, "r");
f = fopen_or_warn(filename, "r");
if (f) {
flockfile(f);
ret = do_config_from_file(fn, CONFIG_ORIGIN_FILE, filename, filename, f, data);