return len;
}
-
-
+/*
+ * write_file does not allow incomplete writes. It loops internally
+ * until len bytes are written or errno is set.
+ */
int write_file(int f,char *buf,size_t len)
{
int ret = 0;
- if (!sparse_files) {
- return write(f,buf,len);
- }
-
while (len>0) {
- int len1 = MIN(len, SPARSE_WRITE_SIZE);
- int r1 = write_sparse(f, buf, len1);
+ int r1;
+ if (sparse_files) {
+ int len1 = MIN(len, SPARSE_WRITE_SIZE);
+ r1 = write_sparse(f, buf, len1);
+ } else {
+ r1 = write(f, buf, len);
+ }
if (r1 <= 0) {
if (ret > 0) return ret;
return r1;