diff options
| -rw-r--r-- | ChangeLog | 3 | ||||
| -rw-r--r-- | libio/fileops.c | 11 |
2 files changed, 14 insertions, 0 deletions
@@ -1,5 +1,8 @@ 1999-08-18 Ulrich Drepper <drepper@cygnus.com> + * libio/fileops.c (_IO_file_xsgetn): Allocate buffer if none is + allocated so far. [PR libc/1261]. + * math/libm-test.c (j0_test): Adjust deltas for m68k. (jn_test): Likewise. diff --git a/libio/fileops.c b/libio/fileops.c index decb9d7185..7c6e271495 100644 --- a/libio/fileops.c +++ b/libio/fileops.c @@ -849,6 +849,17 @@ _IO_file_xsgetn (fp, data, n) want = n; + if (fp->_IO_buf_base == NULL) + { + /* Maybe we already have a push back pointer. */ + if (fp->_IO_save_base != NULL) + { + free (fp->_IO_save_base); + fp->_flags &= ~_IO_IN_BACKUP; + } + _IO_doallocbuf (fp); + } + while (want > 0) { have = fp->_IO_read_end - fp->_IO_read_ptr; |