Merge branch 'nd/index-pack-l10n-buf-overflow' into maint-1.8.1
[git/jnareb-git.git] / compat / pread.c
blob978cac4ec91e6bb2f81539d85422bb37e4941a51
1 #include "../git-compat-util.h"
3 ssize_t git_pread(int fd, void *buf, size_t count, off_t offset)
5 off_t current_offset;
6 ssize_t rc;
8 current_offset = lseek(fd, 0, SEEK_CUR);
10 if (lseek(fd, offset, SEEK_SET) < 0)
11 return -1;
13 rc = read_in_full(fd, buf, count);
15 if (current_offset != lseek(fd, current_offset, SEEK_SET))
16 return -1;
17 return rc;