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/* readline.c
*
* Author: Andreas Büsching <crunchy@tzi.de>
*
* $Id: readline.c,v 1.3 2002/10/13 19:46:51 crunchy Exp $
*
* Copyright (C) 2001 Andreas Büsching <crunchy@tzi.de>
*
* 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, 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 the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "readline.h"
#include "command.h"
#include "mpiosh.h"
/* readline extensions */
void
mpiosh_readline_init(void)
{
rl_readline_name = "mpio";
rl_catch_signals = 0;
rl_completer_quote_characters = "\"\'";
rl_filename_quote_characters = " \"\' ";
rl_attempted_completion_function = mpiosh_readline_completion;
rl_event_hook = mpiosh_readline_cancel;
}
char *
mpiosh_readline_comp_cmd(const char *text, int state)
{
static mpiosh_cmd_t * cmd = NULL;
static char ** alias = NULL;
char *cmd_text = NULL;
if (state == 0) {
cmd = commands;
}
while (cmd->cmd) {
if (!alias) {
if ((*text == '\0') || (strstr(cmd->cmd, text) == cmd->cmd)) {
cmd_text = strdup(cmd->cmd);
if (cmd->aliases) alias = cmd->aliases;
else cmd++;
break;
}
if (cmd->aliases) alias = cmd->aliases;
else cmd++;
} else {
int break_it = 0;
while (*alias) {
if (strstr(*alias, text) == *alias) {
cmd_text = strdup(*alias);
alias++;
break_it = 1;
break;
}
alias++;
}
if (break_it) break;
if (*alias == NULL) cmd++, alias = NULL;
}
}
return cmd_text;
}
char *
mpiosh_readline_comp_mpio_file(const char *text, int state)
{
static BYTE *p;
char *arg = NULL;
BYTE month, day, hour, minute;
char fname[100];
WORD year;
DWORD fsize;
if (mpiosh.dev == NULL) {
rl_attempted_completion_over = 1;
return NULL;
}
if (state == 0) p = mpio_directory_open(mpiosh.dev, mpiosh.card);
while ((p != NULL) && (arg == NULL)) {
memset(fname, '\0', 100);
mpio_dentry_get(mpiosh.dev, mpiosh.card, p,
fname, 100,
&year, &month, &day,
&hour, &minute, &fsize);
if (strstr(fname, text) == fname) {
arg = strdup(fname);
if (strchr(arg, ' ')) {
rl_filename_completion_desired = 1;
rl_filename_quoting_desired = 1;
}
}
p = mpio_dentry_next(mpiosh.dev, mpiosh.card, p);
}
return arg;
}
char **
mpiosh_readline_completion(const char *text, int start, int end)
{
char **matches = (char**)NULL;
UNUSED(end);
if (start == 0) /* command completion */
matches = rl_completion_matches(text, mpiosh_readline_comp_cmd);
else {
mpiosh_cmd_t *scmd;
char *cmd, *help= rl_line_buffer;
while (*help != ' ') help++;
cmd = malloc(help - rl_line_buffer + 1);
strncpy(cmd, rl_line_buffer, help - rl_line_buffer + 1);
cmd[help - rl_line_buffer] = '\0';
if ((scmd = mpiosh_command_find(cmd))) {
if (scmd->comp_func) {
matches = rl_completion_matches(text, scmd->comp_func);
}
}
free(cmd);
}
return matches;
}
int
mpiosh_readline_cancel(void)
{
if (mpiosh_cancel) rl_done = 1;
return 0;
}
void
mpiosh_readline_noredisplay(void)
{
}
void
mpiosh_readline_pipe(void)
{
rl_redisplay_function = mpiosh_readline_noredisplay;
rl_event_hook = NULL;
}
/* end of readline.c */
|
