115 lines
3.6 KiB
C
115 lines
3.6 KiB
C
/* MI Console code.
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Copyright (C) 2000, Free Software Foundation, Inc.
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Contributed by Cygnus Solutions (a Red Hat company).
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "mi-console.h"
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#include <string.h>
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/* Convenience macro for allocting typesafe memory. */
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#undef XMALLOC
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#define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE))
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/* MI-console: send output to std-out but correcty encapsulated */
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static ui_file_fputs_ftype mi_console_file_fputs;
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static ui_file_flush_ftype mi_console_file_flush;
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static ui_file_delete_ftype mi_console_file_delete;
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struct mi_console_file
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{
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int *magic;
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struct ui_file *raw;
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struct ui_file *buffer;
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const char *prefix;
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};
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int mi_console_file_magic;
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struct ui_file *
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mi_console_file_new (struct ui_file *raw,
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const char *prefix)
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{
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struct ui_file *ui_file = ui_file_new ();
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struct mi_console_file *mi_console = XMALLOC (struct mi_console_file);
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mi_console->magic = &mi_console_file_magic;
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mi_console->raw = raw;
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mi_console->buffer = mem_fileopen ();
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mi_console->prefix = prefix;
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set_ui_file_fputs (ui_file, mi_console_file_fputs);
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set_ui_file_flush (ui_file, mi_console_file_flush);
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set_ui_file_data (ui_file, mi_console, mi_console_file_delete);
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return ui_file;
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}
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static void
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mi_console_file_delete (struct ui_file *file)
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{
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struct mi_console_file *mi_console = ui_file_data (file);
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if (mi_console->magic != &mi_console_file_magic)
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internal_error ("mi_console_file_delete: bad magic number");
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free (mi_console);
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}
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static void
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mi_console_file_fputs (const char *buf,
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struct ui_file *file)
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{
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struct mi_console_file *mi_console = ui_file_data (file);
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if (mi_console->magic != &mi_console_file_magic)
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internal_error ("mi_console_file_fputs: bad magic number");
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/* Append the text to our internal buffer */
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fputs_unfiltered (buf, mi_console->buffer);
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/* Flush when an embedded \n */
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if (strchr (buf, '\n') != NULL)
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gdb_flush (file);
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}
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/* Transform a byte sequence into a console output packet. */
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static void
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mi_console_raw_packet (void *data,
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const char *buf,
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long length_buf)
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{
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struct mi_console_file *mi_console = data;
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if (mi_console->magic != &mi_console_file_magic)
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internal_error ("mi_console_file_transform: bad magic number");
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if (length_buf > 0)
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{
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fputs_unfiltered (mi_console->prefix, mi_console->raw);
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fputs_unfiltered ("\"", mi_console->raw);
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fputstrn_unfiltered (buf, length_buf, '"', mi_console->raw);
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fputs_unfiltered ("\"\n", mi_console->raw);
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gdb_flush (mi_console->raw);
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}
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}
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static void
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mi_console_file_flush (struct ui_file *file)
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{
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struct mi_console_file *mi_console = ui_file_data (file);
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if (mi_console->magic != &mi_console_file_magic)
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internal_error ("mi_console_file_flush: bad magic number");
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ui_file_put (mi_console->buffer, mi_console_raw_packet, mi_console);
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ui_file_rewind (mi_console->buffer);
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}
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