diff options
Diffstat (limited to 'libio/genops.c')
| -rw-r--r-- | libio/genops.c | 53 |
1 files changed, 45 insertions, 8 deletions
diff --git a/libio/genops.c b/libio/genops.c index 81752e3..a8f3446 100644 --- a/libio/genops.c +++ b/libio/genops.c @@ -80,9 +80,9 @@ _IO_link_in (fp) /* Return minimum _pos markers Assumes the current get area is the main get area. */ -static _IO_ssize_t _IO_least_marker __P ((_IO_FILE *fp, char *end_p)); +_IO_ssize_t _IO_least_marker __P ((_IO_FILE *fp, char *end_p)); -static _IO_ssize_t +_IO_ssize_t _IO_least_marker (fp, end_p) _IO_FILE *fp; char *end_p; @@ -282,6 +282,9 @@ int __underflow (fp) _IO_FILE *fp; { + if (_IO_fwide (fp, -1) != -1) + return EOF; + if (_IO_in_put_mode (fp)) if (_IO_switch_to_get_mode (fp) == EOF) return EOF; @@ -307,6 +310,9 @@ int __uflow (fp) _IO_FILE *fp; { + if (_IO_fwide (fp, -1) != -1) + return EOF; + if (_IO_in_put_mode (fp)) if (_IO_switch_to_get_mode (fp) == EOF) return EOF; @@ -508,13 +514,13 @@ _IO_default_setbuf (fp, p, len) return fp; } -_IO_fpos64_t +_IO_off64_t _IO_default_seekpos (fp, pos, mode) _IO_FILE *fp; - _IO_fpos64_t pos; + _IO_off64_t pos; int mode; { - return _IO_SEEKOFF (fp, _IO_pos_as_off (pos), 0, mode); + return _IO_SEEKOFF (fp, pos, 0, mode); } int @@ -533,6 +539,17 @@ _IO_init (fp, flags) _IO_FILE *fp; int flags; { + _IO_no_init (fp, flags, -1, NULL, NULL); +} + +void +_IO_no_init (fp, flags, orientation, wd, jmp) + _IO_FILE *fp; + int flags; + int orientation; + struct _IO_wide_data *wd; + struct _IO_jump_t *jmp; +{ fp->_flags = _IO_MAGIC|flags; fp->_IO_buf_base = NULL; fp->_IO_buf_end = NULL; @@ -555,6 +572,24 @@ _IO_init (fp, flags) #ifdef _IO_MTSAFE_IO _IO_lock_init (*fp->_lock); #endif + fp->_mode = orientation; + if (orientation >= 0) + { + fp->_wide_data = wd; + fp->_wide_data->_IO_buf_base = NULL; + fp->_wide_data->_IO_buf_end = NULL; + fp->_wide_data->_IO_read_base = NULL; + fp->_wide_data->_IO_read_ptr = NULL; + fp->_wide_data->_IO_read_end = NULL; + fp->_wide_data->_IO_write_base = NULL; + fp->_wide_data->_IO_write_ptr = NULL; + fp->_wide_data->_IO_write_end = NULL; + fp->_wide_data->_IO_save_base = NULL; + fp->_wide_data->_IO_backup_base = NULL; + fp->_wide_data->_IO_save_end = NULL; + + fp->_wide_data->_wide_vtable = jmp; + } } int @@ -595,7 +630,7 @@ _IO_default_finish (fp, dummy) _IO_un_link (fp); } -_IO_fpos64_t +_IO_off64_t _IO_default_seekoff (fp, offset, dir, mode) _IO_FILE *fp; _IO_off64_t offset; @@ -706,7 +741,9 @@ _IO_flush_all () int result = 0; _IO_FILE *fp; for (fp = _IO_list_all; fp != NULL; fp = fp->_chain) - if (fp->_IO_write_ptr > fp->_IO_write_base + if (((fp->_mode < 0 && fp->_IO_write_ptr > fp->_IO_write_base) + || (fp->_mode > 0 && (fp->_wide_data->_IO_write_ptr + > fp->_wide_data->_IO_write_base))) && _IO_OVERFLOW (fp, EOF) == EOF) result = EOF; return result; @@ -941,7 +978,7 @@ _IO_default_pbackfail (fp, c) return (unsigned char) c; } -_IO_fpos64_t +_IO_off64_t _IO_default_seek (fp, offset, dir) _IO_FILE *fp; _IO_off64_t offset; |