diff options
Diffstat (limited to 'fileio.c')
-rw-r--r-- | fileio.c | 19 |
1 files changed, 11 insertions, 8 deletions
@@ -69,19 +69,22 @@ static int write_sparse(int f,char *buf,size_t len) 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; |