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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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3
wt-status.c
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@ -1065,7 +1065,8 @@ static void show_am_in_progress(struct wt_status *s,
static char *read_line_from_git_path(const char *filename)
{
struct strbuf buf = STRBUF_INIT;
FILE *fp = fopen(git_path("%s", filename), "r");
FILE *fp = fopen_or_warn(git_path("%s", filename), "r");
if (!fp) {
strbuf_release(&buf);
return NULL;