static void
exec_extension (const char *filename, const char *data, int *move_dir,
int start_line)
{
char *file_name;
int cmd_file_fd;
FILE *cmd_file;
char *cmd = NULL;
int expand_prefix_found = 0;
int parameter_found = 0;
char prompt[80];
int run_view = 0;
int def_hex_mode = default_hex_mode, changed_hex_mode = 0;
int def_nroff_flag = default_nroff_flag, changed_nroff_flag = 0;
int written_nonspace = 0;
int is_cd = 0;
char buffer[1024];
char *p = 0;
char *localcopy = NULL;
int do_local_copy;
time_t localmtime = 0;
struct stat mystat;
quote_func_t quote_func = name_quote;
g_return_if_fail (filename != NULL);
g_return_if_fail (data != NULL);
/* Avoid making a local copy if we are doing a cd */
if (!vfs_file_is_local (filename))
do_local_copy = 1;
else
do_local_copy = 0;
/*
* All commands should be run in /bin/sh regardless of user shell.
* To do that, create temporary shell script and run it.
* Sometimes it's not needed (e.g. for %cd and %view commands),
* but it's easier to create it anyway.
*/
cmd_file_fd = mc_mkstemps (&file_name, "mcext", SCRIPT_SUFFIX);
if (cmd_file_fd == -1) {
message (1, MSG_ERROR,
_(" Cannot create temporary command file \n %s "),
unix_error_string (errno));
return;
}
cmd_file = fdopen (cmd_file_fd, "w");
fputs ("#! /bin/sh\n", cmd_file);
prompt[0] = 0;
for (; *data && *data != '\n'; data++) {
if (parameter_found) {
if (*data == '}') {
char *parameter;
parameter_found = 0;
parameter = input_dialog (_(" Parameter "), prompt, "");
if (!parameter) {
/* User canceled */
fclose (cmd_file);
unlink (file_name);
if (localcopy) {
mc_ungetlocalcopy (filename, localcopy, 0);
g_free (localcopy);
}
g_free (file_name);
return;
}
fputs (parameter, cmd_file);
written_nonspace = 1;
g_free (parameter);
} else {
size_t len = strlen (prompt);
if (len < sizeof (prompt) - 1) {
prompt[len] = *data;
prompt[len + 1] = 0;
}
}
} else if (expand_prefix_found) {
expand_prefix_found = 0;
if (*data == '{')
parameter_found = 1;
else {
int i = check_format_view (data);
char *v;
if (i) {
data += i - 1;
run_view = 1;
} else if ((i = check_format_cd (data)) > 0) {
is_cd = 1;
quote_func = fake_name_quote;
do_local_copy = 0;
p = buffer;
data += i - 1;
} else if ((i = check_format_var (data, &v)) > 0 && v) {
fputs (v, cmd_file);
g_free (v);
data += i;
} else {
char *text;
if (*data == 'f') {
if (do_local_copy) {
localcopy = mc_getlocalcopy (filename);
if (localcopy == NULL) {
fclose (cmd_file);
unlink (file_name);
g_free (file_name);
return;
}
mc_stat (localcopy, &mystat);
localmtime = mystat.st_mtime;
text = (*quote_func) (localcopy, 0);
} else {
text = (*quote_func) (filename, 0);
}
} else
text = expand_format (NULL, *data, !is_cd);
if (!is_cd)
fputs (text, cmd_file);
else {
strcpy (p, text);
p = strchr (p, 0);
}
g_free (text);
written_nonspace = 1;
}
}
} else {
if (*data == '%')
expand_prefix_found = 1;
else {
if (*data != ' ' && *data != '\t')
written_nonspace = 1;
if (is_cd)
*(p++) = *data;
else
fputc (*data, cmd_file);
}
}
} /* for */
/*
* Make the script remove itself when it finishes.
* Don't do it for the viewer - it may need to rerun the script,
* so we clean up after calling view().
*/
if (!run_view) {
fprintf (cmd_file, "\n/bin/rm -f %s\n", file_name);
}
fclose (cmd_file);
if ((run_view && !written_nonspace) || is_cd) {
unlink (file_name);
g_free (file_name);
file_name = NULL;
} else {
/* Set executable flag on the command file ... */
chmod (file_name, S_IRWXU);
/* ... but don't rely on it - run /bin/sh explicitly */
cmd = g_strconcat ("/bin/sh ", file_name, (char *) NULL);
}
if (run_view) {
altered_hex_mode = 0;
altered_nroff_flag = 0;
if (def_hex_mode != default_hex_mode)
changed_hex_mode = 1;
if (def_nroff_flag != default_nroff_flag)
changed_nroff_flag = 1;
/* If we've written whitespace only, then just load filename
* into view
*/
if (written_nonspace) {
view (cmd, filename, move_dir, start_line);
unlink (file_name);
} else {
view (0, filename, move_dir, start_line);
}
if (changed_hex_mode && !altered_hex_mode)
default_hex_mode = def_hex_mode;
if (changed_nroff_flag && !altered_nroff_flag)
default_nroff_flag = def_nroff_flag;
repaint_screen ();
} else if (is_cd) {
char *q;
*p = 0;
p = buffer;
/* while (*p == ' ' && *p == '\t')
* p++;
*/
/* Search last non-space character. Start search at the end in order
not to short filenames containing spaces. */
q = p + strlen (p) - 1;
while (q >= p && (*q == ' ' || *q == '\t'))
q--;
q[1] = 0;
do_cd (p, cd_parse_command);
} else {
shell_execute (cmd, EXECUTE_INTERNAL);
if (console_flag) {
handle_console (CONSOLE_SAVE);
if (output_lines && keybar_visible) {
show_console_contents (output_start_y,
LINES - keybar_visible -
output_lines - 1,
LINES - keybar_visible - 1);
}
}
}
g_free (file_name);
g_free (cmd);
if (localcopy) {
mc_stat (localcopy, &mystat);
mc_ungetlocalcopy (filename, localcopy,
localmtime != mystat.st_mtime);
g_free (localcopy);
}
}
void setup_panels (void)
{
int start_y;
int promptl; /* the prompt len */
if (console_flag){
int minimum;
if (output_lines < 0)
output_lines = 0;
height = LINES - keybar_visible - command_prompt - menubar_visible
- output_lines - message_visible;
if (message_visible && xterm_hintbar && xterm_flag) height++;
minimum = MINHEIGHT * (1 + horizontal_split);
if (height < minimum){
output_lines -= minimum - height;
height = minimum;
}
} else {
height = LINES - menubar_visible - command_prompt -
keybar_visible - message_visible;
if (message_visible && xterm_hintbar && xterm_flag) height++;
}
check_split ();
start_y = menubar_visible;
/* The column computing is defered until panel_do_cols */
if (horizontal_split){
widget_set_size (panels [0].widget, start_y, 0,
first_panel_size, 0);
widget_set_size (panels [1].widget, start_y+first_panel_size, 0,
height-first_panel_size, 0);
} else {
int first_x = first_panel_size;
widget_set_size (panels [0].widget, start_y, 0,
height, 0);
widget_set_size (panels [1].widget, start_y, first_x,
height, 0);
}
panel_do_cols (0);
panel_do_cols (1);
promptl = strlen (prompt);
widget_set_size (&the_menubar->widget, 0, 0, 1, COLS);
if (command_prompt) {
widget_set_size (&cmdline->input.widget,
LINES-1-keybar_visible, promptl,
1, COLS-promptl-(keybar_visible ? 0 : 1));
winput_set_origin (&cmdline->input, promptl, COLS-promptl-(keybar_visible ? 0 : 1));
widget_set_size (&the_prompt->widget,
LINES-1-keybar_visible, 0,
1, promptl);
} else {
widget_set_size (&cmdline->input.widget, 0, 0, 0, 0);
winput_set_origin (&cmdline->input, 0, 0);
widget_set_size (&the_prompt->widget, LINES, COLS, 0, 0);
}
widget_set_size (&the_bar->widget, LINES-1, 0, 1, COLS);
the_bar->visible = keybar_visible;
/* Output window */
if (console_flag && output_lines){
output_start_y = LINES -command_prompt-keybar_visible-
output_lines;
show_console_contents (output_start_y,
LINES-output_lines-keybar_visible-1,
LINES-keybar_visible-1);
}
if (message_visible && (!xterm_hintbar || !xterm_flag))
widget_set_size (&the_hint->widget, height+start_y, 0, 1,COLS);
else
widget_set_size (&the_hint->widget, 0, 0, 0, 0);
load_hint ();
}
static vfs_path_t *
exec_extension (void *target, const vfs_path_t * filename_vpath, const char *lc_data,
int start_line)
{
char *shell_string, *export_variables;
vfs_path_t *script_vpath = NULL;
int cmd_file_fd;
FILE *cmd_file;
char *cmd = NULL;
g_return_val_if_fail (lc_data != NULL, NULL);
pbuffer = NULL;
localmtime = 0;
quote_func = name_quote;
run_view = FALSE;
is_cd = FALSE;
written_nonspace = FALSE;
/* Avoid making a local copy if we are doing a cd */
do_local_copy = !vfs_file_is_local (filename_vpath);
shell_string = exec_make_shell_string (lc_data, filename_vpath);
if (shell_string == NULL)
goto ret;
if (is_cd)
{
exec_extension_cd ();
g_free (shell_string);
goto ret;
}
/*
* All commands should be run in /bin/sh regardless of user shell.
* To do that, create temporary shell script and run it.
* Sometimes it's not needed (e.g. for %cd and %view commands),
* but it's easier to create it anyway.
*/
cmd_file_fd = mc_mkstemps (&script_vpath, "mcext", SCRIPT_SUFFIX);
if (cmd_file_fd == -1)
{
message (D_ERROR, MSG_ERROR,
_("Cannot create temporary command file\n%s"), unix_error_string (errno));
goto ret;
}
cmd_file = fdopen (cmd_file_fd, "w");
fputs ("#! /bin/sh\n\n", cmd_file);
export_variables = exec_get_export_variables (filename_vpath);
if (export_variables != NULL)
{
fprintf (cmd_file, "%s\n", export_variables);
g_free (export_variables);
}
fputs (shell_string, cmd_file);
g_free (shell_string);
/*
* Make the script remove itself when it finishes.
* Don't do it for the viewer - it may need to rerun the script,
* so we clean up after calling view().
*/
if (!run_view)
fprintf (cmd_file, "\n/bin/rm -f %s\n", vfs_path_as_str (script_vpath));
fclose (cmd_file);
if ((run_view && !written_nonspace) || is_cd)
{
exec_cleanup_script (script_vpath);
script_vpath = NULL;
}
else
{
/* Set executable flag on the command file ... */
mc_chmod (script_vpath, S_IRWXU);
/* ... but don't rely on it - run /bin/sh explicitly */
cmd = g_strconcat ("/bin/sh ", vfs_path_as_str (script_vpath), (char *) NULL);
}
if (run_view)
{
/* If we've written whitespace only, then just load filename into view */
if (!written_nonspace)
exec_extension_view (target, NULL, filename_vpath, start_line);
else
exec_extension_view (target, cmd, filename_vpath, start_line);
}
else
{
shell_execute (cmd, EXECUTE_INTERNAL);
if (mc_global.tty.console_flag != '\0')
{
handle_console (CONSOLE_SAVE);
if (output_lines && mc_global.keybar_visible)
show_console_contents (output_start_y,
LINES - mc_global.keybar_visible -
output_lines - 1, LINES - mc_global.keybar_visible - 1);
}
}
g_free (cmd);
exec_cleanup_file_name (filename_vpath, TRUE);
ret:
return script_vpath;
}
void
setup_panels (void)
{
int start_y;
if (mc_global.tty.console_flag != '\0')
{
int minimum;
if (output_lines < 0)
output_lines = 0;
height =
LINES - mc_global.keybar_visible - (command_prompt ? 1 : 0) - menubar_visible -
output_lines - mc_global.message_visible;
minimum = MINHEIGHT * (1 + panels_layout.horizontal_split);
if (height < minimum)
{
output_lines -= minimum - height;
height = minimum;
}
}
else
{
height =
LINES - menubar_visible - (command_prompt ? 1 : 0) - mc_global.keybar_visible -
mc_global.message_visible;
}
check_split (&panels_layout);
start_y = menubar_visible;
/* The column computing is deferred until panel_do_cols */
if (panels_layout.horizontal_split)
{
widget_set_size (panels[0].widget, start_y, 0, panels_layout.top_panel_size, 0);
widget_set_size (panels[1].widget, start_y + panels_layout.top_panel_size, 0,
height - panels_layout.top_panel_size, 0);
}
else
{
widget_set_size (panels[0].widget, start_y, 0, height, 0);
widget_set_size (panels[1].widget, start_y, panels_layout.left_panel_size, height, 0);
}
panel_do_cols (0);
panel_do_cols (1);
widget_set_size (WIDGET (the_menubar), 0, 0, 1, COLS);
if (command_prompt)
{
#ifdef ENABLE_SUBSHELL
if (!mc_global.tty.use_subshell || !do_load_prompt ())
#endif
setup_cmdline ();
}
else
{
widget_set_size (WIDGET (cmdline), 0, 0, 0, 0);
widget_set_size (WIDGET (the_prompt), LINES, COLS, 0, 0);
}
widget_set_size (WIDGET (the_bar), LINES - 1, 0, mc_global.keybar_visible, COLS);
buttonbar_set_visible (the_bar, mc_global.keybar_visible);
/* Output window */
if (mc_global.tty.console_flag != '\0' && output_lines)
{
output_start_y = LINES - (command_prompt ? 1 : 0) - mc_global.keybar_visible - output_lines;
show_console_contents (output_start_y,
LINES - output_lines - mc_global.keybar_visible - 1,
LINES - mc_global.keybar_visible - 1);
}
if (mc_global.message_visible)
widget_set_size (WIDGET (the_hint), height + start_y, 0, 1, COLS);
else
widget_set_size (WIDGET (the_hint), 0, 0, 0, 0);
update_xterm_title_path ();
}
void
setup_panels (void)
{
int start_y;
int promptl; /* the prompt len */
if (mc_global.tty.console_flag)
{
int minimum;
if (output_lines < 0)
output_lines = 0;
height =
LINES - mc_global.keybar_visible - command_prompt - menubar_visible -
output_lines - mc_global.message_visible;
minimum = MINHEIGHT * (1 + horizontal_split);
if (height < minimum)
{
output_lines -= minimum - height;
height = minimum;
}
}
else
{
height =
LINES - menubar_visible - command_prompt - mc_global.keybar_visible -
mc_global.message_visible;
}
check_split ();
start_y = menubar_visible;
/* The column computing is defered until panel_do_cols */
if (horizontal_split)
{
widget_set_size (panels[0].widget, start_y, 0, first_panel_size, 0);
widget_set_size (panels[1].widget, start_y + first_panel_size, 0,
height - first_panel_size, 0);
}
else
{
int first_x = first_panel_size;
widget_set_size (panels[0].widget, start_y, 0, height, 0);
widget_set_size (panels[1].widget, start_y, first_x, height, 0);
}
panel_do_cols (0);
panel_do_cols (1);
promptl = str_term_width1 (mc_prompt);
widget_set_size (&the_menubar->widget, 0, 0, 1, COLS);
if (command_prompt)
{
widget_set_size (&cmdline->widget, LINES - 1 - mc_global.keybar_visible, promptl, 1,
COLS - promptl);
input_set_origin (cmdline, promptl, COLS - promptl);
widget_set_size (&the_prompt->widget, LINES - 1 - mc_global.keybar_visible, 0, 1, promptl);
}
else
{
widget_set_size (&cmdline->widget, 0, 0, 0, 0);
input_set_origin (cmdline, 0, 0);
widget_set_size (&the_prompt->widget, LINES, COLS, 0, 0);
}
widget_set_size (&the_bar->widget, LINES - 1, 0, mc_global.keybar_visible, COLS);
buttonbar_set_visible (the_bar, mc_global.keybar_visible);
/* Output window */
if (mc_global.tty.console_flag && output_lines)
{
output_start_y = LINES - command_prompt - mc_global.keybar_visible - output_lines;
show_console_contents (output_start_y,
LINES - output_lines - mc_global.keybar_visible - 1,
LINES - mc_global.keybar_visible - 1);
}
if (mc_global.message_visible)
widget_set_size (&the_hint->widget, height + start_y, 0, 1, COLS);
else
widget_set_size (&the_hint->widget, 0, 0, 0, 0);
update_xterm_title_path ();
}
void
toggle_panels (void)
{
#ifdef ENABLE_SUBSHELL
vfs_path_t *new_dir_vpath = NULL;
#endif /* ENABLE_SUBSHELL */
SIG_ATOMIC_VOLATILE_T was_sigwinch = 0;
channels_down ();
disable_mouse ();
disable_bracketed_paste ();
if (clear_before_exec)
clr_scr ();
if (mc_global.tty.alternate_plus_minus)
numeric_keypad_mode ();
#ifndef HAVE_SLANG
/* With slang we don't want any of this, since there
* is no raw_mode supported
*/
tty_reset_shell_mode ();
#endif /* !HAVE_SLANG */
tty_noecho ();
tty_keypad (FALSE);
tty_reset_screen ();
do_exit_ca_mode ();
tty_raw_mode ();
if (mc_global.tty.console_flag != '\0')
handle_console (CONSOLE_RESTORE);
#ifdef ENABLE_SUBSHELL
if (mc_global.tty.use_subshell)
{
vfs_path_t **new_dir_p;
new_dir_p = vfs_current_is_local ()? &new_dir_vpath : NULL;
invoke_subshell (NULL, VISIBLY, new_dir_p);
}
else
#endif /* ENABLE_SUBSHELL */
{
if (output_starts_shell)
{
fprintf (stderr, _("Type 'exit' to return to the Midnight Commander"));
fprintf (stderr, "\n\r\n\r");
my_system (EXECUTE_INTERNAL, mc_global.tty.shell, NULL);
}
else
get_key_code (0);
}
if (mc_global.tty.console_flag != '\0')
handle_console (CONSOLE_SAVE);
do_enter_ca_mode ();
tty_reset_prog_mode ();
tty_keypad (TRUE);
/* Prevent screen flash when user did 'exit' or 'logout' within
subshell */
if ((quit & SUBSHELL_EXIT) != 0)
{
/* User did 'exit' or 'logout': quit MC */
if (quiet_quit_cmd ())
return;
quit = 0;
#ifdef ENABLE_SUBSHELL
/* restart subshell */
if (mc_global.tty.use_subshell)
init_subshell ();
#endif /* ENABLE_SUBSHELL */
}
enable_mouse ();
enable_bracketed_paste ();
channels_up ();
if (mc_global.tty.alternate_plus_minus)
application_keypad_mode ();
/* HACK:
* Save sigwinch flag that will be reset in mc_refresh() called via update_panels().
* There is some problem with screen redraw in ncurses-based mc in this situation.
*/
was_sigwinch = mc_global.tty.winch_flag;
mc_global.tty.winch_flag = 0;
#ifdef ENABLE_SUBSHELL
if (mc_global.tty.use_subshell)
{
do_load_prompt ();
if (new_dir_vpath != NULL)
do_possible_cd (new_dir_vpath);
if (mc_global.tty.console_flag != '\0' && output_lines)
show_console_contents (output_start_y,
LINES - mc_global.keybar_visible - output_lines -
1, LINES - mc_global.keybar_visible - 1);
}
vfs_path_free (new_dir_vpath);
#endif /* ENABLE_SUBSHELL */
if (mc_global.mc_run_mode == MC_RUN_FULL)
{
update_panels (UP_OPTIMIZE, UP_KEEPSEL);
update_xterm_title_path ();
}
if (was_sigwinch != 0 || mc_global.tty.winch_flag != 0)
dialog_change_screen_size ();
else
repaint_screen ();
}
void
toggle_panels (void)
{
#ifdef HAVE_SUBSHELL_SUPPORT
char *new_dir = NULL;
char **new_dir_p;
#endif /* HAVE_SUBSHELL_SUPPORT */
channels_down ();
disable_mouse ();
if (clear_before_exec)
clr_scr ();
if (alternate_plus_minus)
numeric_keypad_mode ();
#ifndef HAVE_SLANG
/* With slang we don't want any of this, since there
* is no mc_raw_mode supported
*/
reset_shell_mode ();
noecho ();
#endif /* !HAVE_SLANG */
keypad (stdscr, FALSE);
endwin ();
do_exit_ca_mode ();
mc_raw_mode ();
if (console_flag)
handle_console (CONSOLE_RESTORE);
#ifdef HAVE_SUBSHELL_SUPPORT
if (use_subshell) {
new_dir_p = vfs_current_is_local ()? &new_dir : NULL;
if (invoke_subshell (NULL, VISIBLY, new_dir_p))
quiet_quit_cmd (); /* User did `exit' or `logout': quit MC quietly */
} else
#endif /* HAVE_SUBSHELL_SUPPORT */
{
if (output_starts_shell) {
fprintf (stderr,
_("Type `exit' to return to the Midnight Commander"));
fprintf (stderr, "\n\r\n\r");
my_system (EXECUTE_INTERNAL, shell, NULL);
} else
get_key_code (0);
}
if (console_flag)
handle_console (CONSOLE_SAVE);
do_enter_ca_mode ();
reset_prog_mode ();
keypad (stdscr, TRUE);
/* Prevent screen flash when user did 'exit' or 'logout' within
subshell */
if (quit)
return;
enable_mouse ();
channels_up ();
if (alternate_plus_minus)
application_keypad_mode ();
#ifdef HAVE_SUBSHELL_SUPPORT
if (use_subshell) {
load_prompt (0, 0);
if (new_dir)
do_possible_cd (new_dir);
if (console_flag && output_lines)
show_console_contents (output_start_y,
LINES - keybar_visible - output_lines -
1, LINES - keybar_visible - 1);
}
#endif /* HAVE_SUBSHELL_SUPPORT */
update_panels (UP_OPTIMIZE, UP_KEEPSEL);
update_xterm_title_path ();
do_refresh ();
}
