int command_parse_string( const char *buffer )
{
typedef struct yy_buffer_state* YY_BUFFER_STATE;
extern YY_BUFFER_STATE yy_scan_string( const char *yy_str );
extern void yy_delete_buffer( YY_BUFFER_STATE state );
int rv = 1;
YY_BUFFER_STATE state = yy_scan_string( (char*)buffer );
switch ( yylex() ) {
case SET:
/* get the next token */
rv = command_parse_set();
break;
case UNSET:
case BIND:
case MACRO:
/* ignore this stuff for now. */
rv = 1;
break;
case NUMBER: {
const char *number = get_token();
if ( number[0] == '+' ) {
source_vscroll( if_get_sview(), atoi( number+1 ));
rv = 0;
} else if ( number[0] == '-' ) {
source_vscroll( if_get_sview(), -atoi( number+1 ));
rv = 0;
} else {
source_set_sel_line(if_get_sview(), atoi( number ));
rv = 0;
}
if_draw();
} break;
case IDENTIFIER: {
COMMANDS *command = get_command( get_token() );
if ( command ) {
command->action(command->param);
rv = 0;
} else {
rv = 1;
}
} break;
case EOL:
/* basically just an empty line, don't do nothin. */
rv = 0;
break;
default:
rv = 1;
break;
}
yy_delete_buffer( state );
return rv;
}
/* source_input: Handles user input to the source window.
* -------------
*
* sview: Source viewer object
* key: Keystroke received.
*/
static void source_input(struct sviewer *sview, int key)
{
static int number_line=0;
if ('0' <= key && key <= '9') {
number_line=number_line *10 ;
number_line=number_line+key-'0';
} else {
if (key!='g'){
number_line=0;
}
switch (key) {
case CGDB_KEY_UP:
case 'k': /* VI-style up-arrow */
source_vscroll(sview, -1);
break;
case CGDB_KEY_DOWN:
case 'j': /* VI-style down-arrow */
source_vscroll(sview, 1);
break;
case CGDB_KEY_LEFT:
case 'h':
source_hscroll(sview, -1);
break;
case CGDB_KEY_RIGHT:
case 'l':
source_hscroll(sview, 1);
break;
case CGDB_KEY_CTRL_U: /* VI-style 1/2 page up */
source_vscroll(sview, -(get_src_height() / 2));
break;
case CGDB_KEY_PPAGE:
case CGDB_KEY_CTRL_B: /* VI-style page up */
source_vscroll(sview, -(get_src_height() - 1));
break;
case CGDB_KEY_CTRL_D: /* VI-style 1/2 page down */
source_vscroll(sview, (get_src_height() / 2));
break;
case CGDB_KEY_NPAGE:
case CGDB_KEY_CTRL_F: /* VI-style page down */
source_vscroll(sview, get_src_height() - 1);
break;
case 'g': /* beggining of file */
if (last_key_pressed == 'g')
source_set_sel_line(sview, 1);
else
if (number_line>0)
{
source_set_sel_line(sview, number_line);
last_key_pressed=0;
number_line=0;
}
break;
case 'G': /* end of file */
source_set_sel_line(sview, 10000000);
break;
case '=':
/* inc window by 1 */
increase_win_height(0);
break;
case '-':
/* dec window by 1 */
decrease_win_height(0);
break;
case '+':
/* inc to jump or inc tty */
increase_win_height(1);
break;
case '_':
/* dec to jump or dec tty */
decrease_win_height(1);
break;
case 'o':
/* Causes file dialog to be opened */
{
extern int kui_input_acceptable;
kui_input_acceptable = 0;
tgdb_request_ptr request_ptr;
request_ptr = tgdb_request_inferiors_source_files(tgdb);
handle_request(tgdb, request_ptr);
}
break;
case ' ':
{
enum tgdb_breakpoint_action t = TGDB_BREAKPOINT_ADD;
toggle_breakpoint(sview, t);
}
break;
case 't':
{
enum tgdb_breakpoint_action t = TGDB_TBREAKPOINT_ADD;
toggle_breakpoint(sview, t);
}
break;
default:
break;
}
}
/* Some extended features that are set by :set sc */
if_draw();
}
/* source_input: Handles user input to the source window.
* -------------
*
* sview: Source viewer object
* key: Keystroke received.
*/
static void source_input(struct sviewer *sview, int key)
{
switch (key) {
case CGDB_KEY_UP:
case 'k': { /* VI-style up-arrow */
int lineno = 1;
cgdb_string_to_int(ibuf_get(G_line_number), &lineno);
source_vscroll(sview, -lineno);
break;
}
case CGDB_KEY_DOWN:
case 'j': { /* VI-style down-arrow */
int lineno = 1;
cgdb_string_to_int(ibuf_get(G_line_number), &lineno);
source_vscroll(sview, lineno);
break;
}
case CGDB_KEY_LEFT:
case 'h':
source_hscroll(sview, -1);
break;
case CGDB_KEY_RIGHT:
case 'l':
source_hscroll(sview, 1);
break;
case CGDB_KEY_CTRL_U: /* VI-style 1/2 page up */
source_vscroll(sview, -(get_src_height() / 2));
break;
case CGDB_KEY_PPAGE:
case CGDB_KEY_CTRL_B: /* VI-style page up */
source_vscroll(sview, -(get_src_height() - 1));
break;
case CGDB_KEY_CTRL_D: /* VI-style 1/2 page down */
source_vscroll(sview, (get_src_height() / 2));
break;
case CGDB_KEY_NPAGE:
case CGDB_KEY_CTRL_F: /* VI-style page down */
source_vscroll(sview, get_src_height() - 1);
break;
case 'g': /* beginning of file */
if (last_key_pressed == 'g')
source_set_sel_line(sview, 1);
break;
case 'G': { /* end of file or a line number */
int lineno = -1;
cgdb_string_to_int(ibuf_get(G_line_number), &lineno);
source_set_sel_line(sview, lineno);
break;
}
case '=':
/* inc window by 1 */
increase_win_height(0);
break;
case '-':
/* dec window by 1 */
decrease_win_height(0);
break;
case '+':
increase_win_height(1);
break;
case '_':
decrease_win_height(1);
break;
case 'o':
/* Causes file dialog to be opened */
{
extern int kui_input_acceptable;
kui_input_acceptable = 0;
tgdb_request_inferiors_source_files(tgdb);
}
break;
case ' ':
{
enum tgdb_breakpoint_action t = TGDB_BREAKPOINT_ADD;
toggle_breakpoint(sview, t);
}
break;
case 't':
{
enum tgdb_breakpoint_action t = TGDB_TBREAKPOINT_ADD;
toggle_breakpoint(sview, t);
}
break;
default:
break;
}
/* Store digits into G_line_number for 'G' command. */
if (key >= '0' && key <= '9') {
ibuf_addchar(G_line_number, key);
} else {
ibuf_clear(G_line_number);
}
/* Some extended features that are set by :set sc */
if_draw();
}