old-cross-binutils/gdb/ui-file.h
Joel Brobecker a9762ec78a Switch the license of all .c files to GPLv3.
Switch the license of all .h files to GPLv3.
        Switch the license of all .cc files to GPLv3.
2007-08-23 18:08:50 +00:00

103 lines
4 KiB
C

/* UI_FILE - a generic STDIO like output stream.
Copyright (C) 1999, 2000, 2007 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef UI_FILE_H
#define UI_FILE_H
struct ui_file;
/* Create a generic ui_file object with null methods. */
extern struct ui_file *ui_file_new (void);
/* Override methods used by specific implementations of a UI_FILE
object. */
typedef void (ui_file_flush_ftype) (struct ui_file * stream);
extern void set_ui_file_flush (struct ui_file *stream, ui_file_flush_ftype * flush);
/* NOTE: Both fputs and write methods are available. Default
implementations that mapping one onto the other are included. */
typedef void (ui_file_write_ftype) (struct ui_file * stream, const char *buf, long length_buf);
extern void set_ui_file_write (struct ui_file *stream, ui_file_write_ftype *fputs);
typedef void (ui_file_fputs_ftype) (const char *, struct ui_file * stream);
extern void set_ui_file_fputs (struct ui_file *stream, ui_file_fputs_ftype * fputs);
typedef long (ui_file_read_ftype) (struct ui_file * stream, char *buf, long length_buf);
extern void set_ui_file_read (struct ui_file *stream, ui_file_read_ftype *fread);
typedef int (ui_file_isatty_ftype) (struct ui_file * stream);
extern void set_ui_file_isatty (struct ui_file *stream, ui_file_isatty_ftype * isatty);
typedef void (ui_file_rewind_ftype) (struct ui_file * stream);
extern void set_ui_file_rewind (struct ui_file *stream, ui_file_rewind_ftype * rewind);
typedef void (ui_file_put_method_ftype) (void *object, const char *buffer, long length_buffer);
typedef void (ui_file_put_ftype) (struct ui_file *stream, ui_file_put_method_ftype * method, void *context);
extern void set_ui_file_put (struct ui_file *stream, ui_file_put_ftype * put);
typedef void (ui_file_delete_ftype) (struct ui_file * stream);
extern void set_ui_file_data (struct ui_file *stream, void *data, ui_file_delete_ftype * delete);
extern void *ui_file_data (struct ui_file *file);
extern void gdb_flush (struct ui_file *);
extern void ui_file_delete (struct ui_file *stream);
extern void ui_file_rewind (struct ui_file *stream);
extern int ui_file_isatty (struct ui_file *);
extern void ui_file_write (struct ui_file *file, const char *buf, long length_buf);
/* NOTE: copies left to right */
extern void ui_file_put (struct ui_file *src, ui_file_put_method_ftype *write, void *dest);
/* Returns a freshly allocated buffer containing the entire contents
of FILE (as determined by ui_file_put()) with a NUL character
appended. LENGTH is set to the size of the buffer minus that
appended NUL. */
extern char *ui_file_xstrdup (struct ui_file *file, long *length);
extern long ui_file_read (struct ui_file *file, char *buf, long length_buf);
/* Create/open a memory based file. Can be used as a scratch buffer
for collecting output. */
extern struct ui_file *mem_fileopen (void);
/* Open/create a an STDIO based UI_FILE using the already open FILE. */
extern struct ui_file *stdio_fileopen (FILE *file);
/* Open NAME returning an STDIO based UI_FILE. */
extern struct ui_file *gdb_fopen (char *name, char *mode);
/* Create a file which writes to both ONE and TWO. CLOSE_ONE
and CLOSE_TWO indicate whether the original files should be
closed when the new file is closed. */
struct ui_file *tee_file_new (struct ui_file *one,
int close_one,
struct ui_file *two,
int close_two);
#endif