/* UI_FILE - a generic STDIO like output stream.
- Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+
+ Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
This file is part of GDB.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
/* Implement the ``struct ui_file'' object. */
#include "ui-file.h"
#include "gdb_string.h"
-#undef XMALLOC
-#define XMALLOC(TYPE) ((TYPE*) xmalloc (sizeof (TYPE)))
+#include <errno.h>
static ui_file_isatty_ftype null_file_isatty;
static ui_file_write_ftype null_file_write;
static ui_file_fputs_ftype null_file_fputs;
+static ui_file_read_ftype null_file_read;
static ui_file_flush_ftype null_file_flush;
static ui_file_delete_ftype null_file_delete;
static ui_file_rewind_ftype null_file_rewind;
ui_file_flush_ftype *to_flush;
ui_file_write_ftype *to_write;
ui_file_fputs_ftype *to_fputs;
+ ui_file_read_ftype *to_read;
ui_file_delete_ftype *to_delete;
ui_file_isatty_ftype *to_isatty;
ui_file_rewind_ftype *to_rewind;
int ui_file_magic;
struct ui_file *
-ui_file_new ()
+ui_file_new (void)
{
struct ui_file *file = xmalloc (sizeof (struct ui_file));
file->magic = &ui_file_magic;
set_ui_file_flush (file, null_file_flush);
set_ui_file_write (file, null_file_write);
set_ui_file_fputs (file, null_file_fputs);
+ set_ui_file_read (file, null_file_read);
set_ui_file_isatty (file, null_file_isatty);
set_ui_file_rewind (file, null_file_rewind);
set_ui_file_put (file, null_file_put);
}
void
-ui_file_delete (file)
- struct ui_file *file;
+ui_file_delete (struct ui_file *file)
{
file->to_delete (file);
- free (file);
+ xfree (file);
}
static int
-null_file_isatty (file)
- struct ui_file *file;
+null_file_isatty (struct ui_file *file)
{
return 0;
}
static void
-null_file_rewind (file)
- struct ui_file *file;
+null_file_rewind (struct ui_file *file)
{
return;
}
}
static void
-null_file_flush (file)
- struct ui_file *file;
+null_file_flush (struct ui_file *file)
{
return;
}
}
}
+static long
+null_file_read (struct ui_file *file,
+ char *buf,
+ long sizeof_buf)
+{
+ errno = EBADF;
+ return 0;
+}
+
static void
-null_file_fputs (buf, file)
- const char *buf;
- struct ui_file *file;
+null_file_fputs (const char *buf, struct ui_file *file)
{
if (file->to_write == null_file_write)
/* Both the write and fputs methods are null. Discard the
}
static void
-null_file_delete (file)
- struct ui_file *file;
+null_file_delete (struct ui_file *file)
{
return;
}
void *
-ui_file_data (file)
- struct ui_file *file;
+ui_file_data (struct ui_file *file)
{
if (file->magic != &ui_file_magic)
- internal_error ("ui_file_data: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("ui_file_data: bad magic number"));
return file->to_data;
}
void
-gdb_flush (file)
- struct ui_file *file;
+gdb_flush (struct ui_file *file)
{
file->to_flush (file);
}
int
-ui_file_isatty (file)
- struct ui_file *file;
+ui_file_isatty (struct ui_file *file)
{
return file->to_isatty (file);
}
void
-ui_file_rewind (file)
- struct ui_file *file;
+ui_file_rewind (struct ui_file *file)
{
file->to_rewind (file);
}
file->to_write (file, buf, length_buf);
}
+long
+ui_file_read (struct ui_file *file, char *buf, long length_buf)
+{
+ return file->to_read (file, buf, length_buf);
+}
+
void
-fputs_unfiltered (buf, file)
- const char *buf;
- struct ui_file *file;
+fputs_unfiltered (const char *buf, struct ui_file *file)
{
file->to_fputs (buf, file);
}
void
-set_ui_file_flush (file, flush)
- struct ui_file *file;
- ui_file_flush_ftype *flush;
+set_ui_file_flush (struct ui_file *file, ui_file_flush_ftype *flush)
{
file->to_flush = flush;
}
void
-set_ui_file_isatty (file, isatty)
- struct ui_file *file;
- ui_file_isatty_ftype *isatty;
+set_ui_file_isatty (struct ui_file *file, ui_file_isatty_ftype *isatty)
{
file->to_isatty = isatty;
}
void
-set_ui_file_rewind (file, rewind)
- struct ui_file *file;
- ui_file_rewind_ftype *rewind;
+set_ui_file_rewind (struct ui_file *file, ui_file_rewind_ftype *rewind)
{
file->to_rewind = rewind;
}
void
-set_ui_file_put (file, put)
- struct ui_file *file;
- ui_file_put_ftype *put;
+set_ui_file_put (struct ui_file *file, ui_file_put_ftype *put)
{
file->to_put = put;
}
}
void
-set_ui_file_fputs (file, fputs)
- struct ui_file *file;
- ui_file_fputs_ftype *fputs;
+set_ui_file_read (struct ui_file *file, ui_file_read_ftype *read)
+{
+ file->to_read = read;
+}
+
+void
+set_ui_file_fputs (struct ui_file *file, ui_file_fputs_ftype *fputs)
{
file->to_fputs = fputs;
}
void
-set_ui_file_data (file, data, delete)
- struct ui_file *file;
- void *data;
- ui_file_delete_ftype *delete;
+set_ui_file_data (struct ui_file *file, void *data,
+ ui_file_delete_ftype *delete)
{
file->to_data = data;
file->to_delete = delete;
static ui_file_put_ftype mem_file_put;
static ui_file_write_ftype mem_file_write;
static ui_file_delete_ftype mem_file_delete;
-static struct ui_file *mem_file_new PARAMS ((void));
+static struct ui_file *mem_file_new (void);
static int mem_file_magic;
static struct ui_file *
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
- internal_error ("mem_file_delete: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("mem_file_delete: bad magic number"));
if (stream->buffer != NULL)
- free (stream->buffer);
- free (stream);
+ xfree (stream->buffer);
+ xfree (stream);
}
struct ui_file *
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
- internal_error ("mem_file_rewind: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("mem_file_rewind: bad magic number"));
stream->length_buffer = 0;
}
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
- internal_error ("mem_file_put: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("mem_file_put: bad magic number"));
if (stream->length_buffer > 0)
write (dest, stream->buffer, stream->length_buffer);
}
{
struct mem_file *stream = ui_file_data (file);
if (stream->magic != &mem_file_magic)
- internal_error ("mem_file_write: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("mem_file_write: bad magic number"));
if (stream->buffer == NULL)
{
stream->length_buffer = length_buffer;
static ui_file_write_ftype stdio_file_write;
static ui_file_fputs_ftype stdio_file_fputs;
+static ui_file_read_ftype stdio_file_read;
static ui_file_isatty_ftype stdio_file_isatty;
static ui_file_delete_ftype stdio_file_delete;
-static struct ui_file *stdio_file_new PARAMS ((FILE * file, int close_p));
+static struct ui_file *stdio_file_new (FILE * file, int close_p);
static ui_file_flush_ftype stdio_file_flush;
static int stdio_file_magic;
};
static struct ui_file *
-stdio_file_new (file, close_p)
- FILE *file;
- int close_p;
+stdio_file_new (FILE *file, int close_p)
{
struct ui_file *ui_file = ui_file_new ();
struct stdio_file *stdio = xmalloc (sizeof (struct stdio_file));
set_ui_file_flush (ui_file, stdio_file_flush);
set_ui_file_write (ui_file, stdio_file_write);
set_ui_file_fputs (ui_file, stdio_file_fputs);
+ set_ui_file_read (ui_file, stdio_file_read);
set_ui_file_isatty (ui_file, stdio_file_isatty);
return ui_file;
}
static void
-stdio_file_delete (file)
- struct ui_file *file;
+stdio_file_delete (struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
- internal_error ("stdio_file_delete: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("stdio_file_delete: bad magic number"));
if (stdio->close_p)
{
fclose (stdio->file);
}
- free (stdio);
+ xfree (stdio);
}
static void
-stdio_file_flush (file)
- struct ui_file *file;
+stdio_file_flush (struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
- internal_error ("stdio_file_flush: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("stdio_file_flush: bad magic number"));
fflush (stdio->file);
}
+static long
+stdio_file_read (struct ui_file *file, char *buf, long length_buf)
+{
+ struct stdio_file *stdio = ui_file_data (file);
+ if (stdio->magic != &stdio_file_magic)
+ internal_error (__FILE__, __LINE__,
+ _("stdio_file_read: bad magic number"));
+ return read (fileno (stdio->file), buf, length_buf);
+}
+
static void
stdio_file_write (struct ui_file *file, const char *buf, long length_buf)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
- internal_error ("stdio_file_write: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("stdio_file_write: bad magic number"));
fwrite (buf, length_buf, 1, stdio->file);
}
static void
-stdio_file_fputs (linebuffer, file)
- const char *linebuffer;
- struct ui_file *file;
+stdio_file_fputs (const char *linebuffer, struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
- internal_error ("stdio_file_fputs: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("stdio_file_fputs: bad magic number"));
fputs (linebuffer, stdio->file);
}
static int
-stdio_file_isatty (file)
- struct ui_file *file;
+stdio_file_isatty (struct ui_file *file)
{
struct stdio_file *stdio = ui_file_data (file);
if (stdio->magic != &stdio_file_magic)
- internal_error ("stdio_file_isatty: bad magic number");
+ internal_error (__FILE__, __LINE__,
+ _("stdio_file_isatty: bad magic number"));
return (isatty (fileno (stdio->file)));
}
/* Like fdopen(). Create a ui_file from a previously opened FILE. */
struct ui_file *
-stdio_fileopen (file)
- FILE *file;
+stdio_fileopen (FILE *file)
{
return stdio_file_new (file, 0);
}
struct ui_file *
-gdb_fopen (name, mode)
- char *name;
- char *mode;
+gdb_fopen (char *name, char *mode)
{
FILE *f = fopen (name, mode);
if (f == NULL)
return NULL;
return stdio_file_new (f, 1);
}
+
+/* ``struct ui_file'' implementation that maps onto two ui-file objects. */
+
+static ui_file_write_ftype tee_file_write;
+static ui_file_fputs_ftype tee_file_fputs;
+static ui_file_isatty_ftype tee_file_isatty;
+static ui_file_delete_ftype tee_file_delete;
+static ui_file_flush_ftype tee_file_flush;
+
+static int tee_file_magic;
+
+struct tee_file
+ {
+ int *magic;
+ struct ui_file *one, *two;
+ int close_one, close_two;
+ };
+
+struct ui_file *
+tee_file_new (struct ui_file *one, int close_one,
+ struct ui_file *two, int close_two)
+{
+ struct ui_file *ui_file = ui_file_new ();
+ struct tee_file *tee = xmalloc (sizeof (struct tee_file));
+ tee->magic = &tee_file_magic;
+ tee->one = one;
+ tee->two = two;
+ tee->close_one = close_one;
+ tee->close_two = close_two;
+ set_ui_file_data (ui_file, tee, tee_file_delete);
+ set_ui_file_flush (ui_file, tee_file_flush);
+ set_ui_file_write (ui_file, tee_file_write);
+ set_ui_file_fputs (ui_file, tee_file_fputs);
+ set_ui_file_isatty (ui_file, tee_file_isatty);
+ return ui_file;
+}
+
+static void
+tee_file_delete (struct ui_file *file)
+{
+ struct tee_file *tee = ui_file_data (file);
+ if (tee->magic != &tee_file_magic)
+ internal_error (__FILE__, __LINE__,
+ _("tee_file_delete: bad magic number"));
+ if (tee->close_one)
+ ui_file_delete (tee->one);
+ if (tee->close_two)
+ ui_file_delete (tee->two);
+
+ xfree (tee);
+}
+
+static void
+tee_file_flush (struct ui_file *file)
+{
+ struct tee_file *tee = ui_file_data (file);
+ if (tee->magic != &tee_file_magic)
+ internal_error (__FILE__, __LINE__,
+ _("tee_file_flush: bad magic number"));
+ tee->one->to_flush (tee->one);
+ tee->two->to_flush (tee->two);
+}
+
+static void
+tee_file_write (struct ui_file *file, const char *buf, long length_buf)
+{
+ struct tee_file *tee = ui_file_data (file);
+ if (tee->magic != &tee_file_magic)
+ internal_error (__FILE__, __LINE__,
+ _("tee_file_write: bad magic number"));
+ ui_file_write (tee->one, buf, length_buf);
+ ui_file_write (tee->two, buf, length_buf);
+}
+
+static void
+tee_file_fputs (const char *linebuffer, struct ui_file *file)
+{
+ struct tee_file *tee = ui_file_data (file);
+ if (tee->magic != &tee_file_magic)
+ internal_error (__FILE__, __LINE__,
+ _("tee_file_fputs: bad magic number"));
+ tee->one->to_fputs (linebuffer, tee->one);
+ tee->two->to_fputs (linebuffer, tee->two);
+}
+
+static int
+tee_file_isatty (struct ui_file *file)
+{
+ struct tee_file *tee = ui_file_data (file);
+ if (tee->magic != &tee_file_magic)
+ internal_error (__FILE__, __LINE__,
+ _("tee_file_isatty: bad magic number"));
+ return (0);
+}