https://github.com/git/git
Raw File
Tip revision: 06214d171b10e9474a0233dbc5187fd6b109ff2a authored by Johannes Schindelin on 12 February 2021, 14:49:50 UTC
Git 2.24.4
Tip revision: 06214d1
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;
}
back to top