Revision be08dee9738eaaa0423885ed189c2b6ad8368cf0 authored by Junio C Hamano on 28 September 2015, 20:18:01 UTC, committed by Junio C Hamano on 28 September 2015, 20:18:19 UTC
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent 8d530c4
pread.c
#include "../git-compat-util.h"
ssize_t git_pread(int fd, void *buf, size_t count, off_t offset)
{
off_t current_offset;
ssize_t rc;
current_offset = lseek(fd, 0, SEEK_CUR);
if (lseek(fd, offset, SEEK_SET) < 0)
return -1;
rc = read_in_full(fd, buf, count);
if (current_offset != lseek(fd, current_offset, SEEK_SET))
return -1;
return rc;
}
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