if (fflush(f)) {
if (errno == EPIPE)
exit(0);
- die("write failure on %s: %s", desc, strerror(errno));
+ die_errno("write failure on '%s'", desc);
}
}
-int read_in_full(int fd, void *buf, size_t count)
+void fsync_or_die(int fd, const char *msg)
{
- char *p = buf;
- ssize_t total = 0;
-
- while (count > 0) {
- ssize_t loaded = xread(fd, p, count);
- if (loaded <= 0)
- return total ? total : loaded;
- count -= loaded;
- p += loaded;
- total += loaded;
+ if (fsync(fd) < 0) {
+ die_errno("fsync error on '%s'", msg);
}
-
- return total;
-}
-
-int write_in_full(int fd, const void *buf, size_t count)
-{
- const char *p = buf;
- ssize_t total = 0;
-
- while (count > 0) {
- ssize_t written = xwrite(fd, p, count);
- if (written < 0)
- return -1;
- if (!written) {
- errno = ENOSPC;
- return -1;
- }
- count -= written;
- p += written;
- total += written;
- }
-
- return total;
}
void write_or_die(int fd, const void *buf, size_t count)
if (write_in_full(fd, buf, count) < 0) {
if (errno == EPIPE)
exit(0);
- die("write error (%s)", strerror(errno));
+ die_errno("write error");
}
}