3 int copy_fd(int ifd, int ofd)
7 ssize_t len = xread(ifd, buffer, sizeof(buffer));
11 return COPY_READ_ERROR;
12 if (write_in_full(ofd, buffer, len) < 0)
13 return COPY_WRITE_ERROR;
18 static int copy_times(const char *dst, const char *src)
22 if (stat(src, &st) < 0)
24 times.actime = st.st_atime;
25 times.modtime = st.st_mtime;
26 if (utime(dst, ×) < 0)
31 int copy_file(const char *dst, const char *src, int mode)
35 mode = (mode & 0111) ? 0777 : 0666;
36 if ((fdi = open(src, O_RDONLY)) < 0)
38 if ((fdo = open(dst, O_WRONLY | O_CREAT | O_EXCL, mode)) < 0) {
42 status = copy_fd(fdi, fdo);
45 error_errno("copy-fd: read returned");
47 case COPY_WRITE_ERROR:
48 error_errno("copy-fd: write returned");
53 return error_errno("%s: close error", dst);
55 if (!status && adjust_shared_perm(dst))
61 int copy_file_with_time(const char *dst, const char *src, int mode)
63 int status = copy_file(dst, src, mode);
65 return copy_times(dst, src);