quakeforge/libs/console/console.c

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/*
console.c
console api
Copyright (C) 2001 Bill Currie <bill@taniwha.org>
Author: Bill Currie <bill@taniwha.org>
Date: 2001/7/16
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 2
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, write to:
Free Software Foundation, Inc.
59 Temple Place - Suite 330
Boston, MA 02111-1307, USA
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
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static __attribute__ ((used)) const char rcsid[] =
"$Id$";
#include <stdarg.h>
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#include <stdio.h>
#include "QF/cmd.h"
#include "QF/console.h"
#include "QF/cvar.h"
#include "QF/plugin.h"
#include "QF/sys.h"
//FIXME probably shouldn't be visible
VISIBLE int con_linewidth; // characters across screen
VISIBLE plugin_t *con_module;
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#define U __attribute__ ((used))
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static U con_buffer_t *(*const buffer) (size_t, int) = Con_CreateBuffer;
static U void (*const complete)(inputline_t *) = Con_BasicCompleteCommandLine;
static U inputline_t *(*const create)(int, int, char) = Con_CreateInputLine;
static U void (*const display)(const char **, int) = Con_DisplayList;
#undef U
static cvar_t *con_interpreter;
static void
Con_Interp_f (cvar_t *var)
{
if (!con_module)
return;
cbuf_interpreter_t *interp = Cmd_GetProvider(var->string);
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if (interp) {
cbuf_t *new;
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Sys_Printf ("Switching to interpreter '%s'\n", var->string);
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new = Cbuf_New (interp);
if (con_module->data->console->cbuf) {
new->down = con_module->data->console->cbuf;
new->state = CBUF_STATE_STACK;
con_module->data->console->cbuf->up = new;
}
con_module->data->console->cbuf = new;
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} else {
Sys_Printf ("Unknown interpreter '%s'\n", var->string);
}
}
VISIBLE void
Con_Init (const char *plugin_name)
{
con_module = PI_LoadPlugin ("console", plugin_name);
if (con_module) {
con_module->functions->general->p_Init ();
Sys_SetStdPrintf (con_module->functions->console->pC_Print);
} else {
setvbuf (stdout, 0, _IOLBF, BUFSIZ);
}
con_interpreter =
Cvar_Get("con_interpreter", "id", CVAR_NONE, Con_Interp_f,
"Interpreter for the interactive console");
}
VISIBLE void
Con_ExecLine (const char *line)
{
console_data_t *cd = con_module->data->console;
int echo = 1;
if (line[0] == '/' && line [1] == '/') {
goto no_lf;
} else if (line[0] == '|') {
Cbuf_AddText (cd->cbuf, line);
Cbuf_AddText (cd->cbuf, "\n");
} else if (line[0] == '\\' || line[0] == '/') {
Cbuf_AddText (cd->cbuf, line + 1);
Cbuf_AddText (cd->cbuf, "\n");
} else if (cd->exec_line) {
echo = cd->exec_line (cd->exec_data, line);
} else {
Cbuf_AddText (cd->cbuf, line);
Cbuf_AddText (cd->cbuf, "\n");
}
no_lf:
if (echo)
Sys_Printf ("%s\n", line);
}
VISIBLE void
Con_Shutdown (void)
{
if (con_module) {
con_module->functions->general->p_Shutdown ();
PI_UnloadPlugin (con_module);
}
}
VISIBLE void
Con_Printf (const char *fmt, ...)
{
va_list args;
va_start (args, fmt);
if (con_module)
con_module->functions->console->pC_Print (fmt, args);
else
vfprintf (stdout, fmt, args);
va_end (args);
}
VISIBLE void
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Con_Print (const char *fmt, va_list args)
{
if (con_module)
con_module->functions->console->pC_Print (fmt, args);
else
vfprintf (stdout, fmt, args);
}
VISIBLE void
Con_ProcessInput (void)
{
if (con_module) {
con_module->functions->console->pC_ProcessInput ();
} else {
static int been_there_done_that = 0;
if (!been_there_done_that) {
been_there_done_that = 1;
Sys_Printf ("no input for you\n");
}
}
}
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VISIBLE void
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Con_KeyEvent (knum_t key, short unicode, qboolean down)
{
if (con_module)
con_module->functions->console->pC_KeyEvent (key, unicode, down);
}
VISIBLE void
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Con_SetOrMask (int mask)
{
if (con_module)
con_module->data->console->ormask = mask;
}
VISIBLE void
Con_DrawConsole (void)
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{
if (con_module)
con_module->functions->console->pC_DrawConsole ();
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}
VISIBLE void
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Con_CheckResize (void)
{
if (con_module)
con_module->functions->console->pC_CheckResize ();
}
VISIBLE void
Con_NewMap (void)
{
if (con_module)
con_module->functions->console->pC_NewMap ();
}