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use xopen() to handle fatal open(2) failures

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Add and apply a semantic patch for using xopen() instead of calling
open(2) and die() or die_errno() explicitly.  This makes the error
messages more consistent and shortens the code.

Signed-off-by: René Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
René Scharfe
2021-08-25 22:16:46 +02:00
committed by Junio C Hamano
parent a7439d0f9d
commit 66e905b7dd
15 changed files with 33 additions and 52 deletions
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8
csum-file.c
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@@ -131,12 +131,8 @@ struct hashfile *hashfd_check(const char *name)
int sink, check;
struct hashfile *f;
sink = open("/dev/null", O_WRONLY);
if (sink < 0)
die_errno("unable to open /dev/null");
check = open(name, O_RDONLY);
if (check < 0)
die_errno("unable to open '%s'", name);
sink = xopen("/dev/null", O_WRONLY);
check = xopen(name, O_RDONLY);
f = hashfd(sink, name);
f->check_fd = check;
f->check_buffer = xmalloc(f->buffer_len);