static char *
exec_expand_format (char symbol, gboolean is_result_quoted)
{
char *text;
text = expand_format (NULL, symbol, TRUE);
if (is_result_quoted && text != NULL)
{
char *quoted_text;
quoted_text = g_strdup_printf ("\"%s\"", text);
g_free (text);
text = quoted_text;
}
return text;
}
static char *
exec_get_export_variables (const vfs_path_t * filename_vpath)
{
char *text;
GString *export_vars_string;
size_t i;
/* *INDENT-OFF* */
struct
{
const char symbol;
const char *name;
} export_variables[] = {
{'p', "MC_EXT_BASENAME"},
{'d', "MC_EXT_CURRENTDIR"},
{'s', "MC_EXT_SELECTED"},
{'t', "MC_EXT_ONLYTAGGED"},
{'\0', NULL}
};
/* *INDENT-ON* */
text = exec_get_file_name (filename_vpath);
if (text == NULL)
return NULL;
export_vars_string = g_string_new ("MC_EXT_FILENAME=");
g_string_append_printf (export_vars_string, "%s\nexport MC_EXT_FILENAME\n", text);
g_free (text);
for (i = 0; export_variables[i].name != NULL; i++)
{
text = expand_format (NULL, export_variables[i].symbol, TRUE);
if (text != NULL)
{
g_string_append_printf (export_vars_string,
"%s=%s\nexport %s\n", export_variables[i].name, text,
export_variables[i].name);
g_free (text);
}
}
return g_string_free (export_vars_string, FALSE);
}
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);
}
}
/* FIXME: recode this routine on version 3.0, it could be cleaner */
static void
execute_menu_command (WEdit *edit_widget, const char *commands)
{
FILE *cmd_file;
int cmd_file_fd;
int expand_prefix_found = 0;
char *parameter = 0;
int do_quote = 0;
char prompt [80];
int col;
char *file_name;
int run_view = 0;
/* Skip menu entry title line */
commands = strchr (commands, '\n');
if (!commands){
return;
}
cmd_file_fd = mc_mkstemps (&file_name, "mcusr", 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);
commands++;
for (col = 0; *commands; commands++){
if (col == 0) {
if (*commands != ' ' && *commands != '\t')
break;
while (*commands == ' ' || *commands == '\t')
commands++;
if (*commands == 0)
break;
}
col++;
if (*commands == '\n')
col = 0;
if (parameter){
if (*commands == '}'){
char *tmp;
*parameter = 0;
parameter = input_dialog (_(" Parameter "), prompt, INPUT_LAST_TEXT);
if (!parameter){
/* User canceled */
fclose (cmd_file);
unlink (file_name);
g_free (file_name);
return;
}
if (do_quote) {
fputs (tmp = name_quote (parameter, 0), cmd_file);
g_free (tmp);
} else
fputs (parameter, cmd_file);
g_free (parameter);
parameter = 0;
} else {
if (parameter < &prompt [sizeof (prompt) - 1]) {
*parameter++ = *commands;
}
}
} else if (expand_prefix_found){
expand_prefix_found = 0;
if (isdigit ((unsigned char) *commands)) {
do_quote = atoi (commands);
while (isdigit ((unsigned char) *commands))
commands++;
}
if (*commands == '{')
parameter = prompt;
else{
char *text = expand_format (edit_widget, *commands, do_quote);
fputs (text, cmd_file);
g_free (text);
}
} else {
if (*commands == '%') {
int i = check_format_view (commands + 1);
if (i) {
commands += i;
run_view = 1;
} else {
do_quote = 1; /* Default: Quote expanded macro */
expand_prefix_found = 1;
}
} else
fputc (*commands, cmd_file);
}
}
fclose (cmd_file);
chmod (file_name, S_IRWXU);
if (run_view) {
run_view = 0;
mc_internal_viewer (file_name, NULL, &run_view, 0);
#ifdef USE_DLGSWITCH
dlgswitch_process_pending();
#endif
} else {
/* execute the command indirectly to allow execution even
* on no-exec filesystems. */
char *cmd = g_strconcat("/bin/sh ", file_name, (char *)NULL);
shell_execute (cmd, EXECUTE_HIDE);
g_free(cmd);
}
unlink (file_name);
g_free (file_name);
}
static char *
exec_make_shell_string (const char *lc_data, const vfs_path_t * filename_vpath)
{
GString *shell_string;
char lc_prompt[80] = "\0";
gboolean parameter_found = FALSE;
gboolean expand_prefix_found = FALSE;
shell_string = g_string_new ("");
for (; *lc_data != '\0' && *lc_data != '\n'; lc_data++)
{
if (parameter_found)
{
if (*lc_data == '}')
{
char *parameter;
parameter_found = FALSE;
parameter =
input_dialog (_("Parameter"), lc_prompt, MC_HISTORY_EXT_PARAMETER, "",
INPUT_COMPLETE_NONE);
if (parameter == NULL)
{
/* User canceled */
g_string_free (shell_string, TRUE);
exec_cleanup_file_name (filename_vpath, FALSE);
return NULL;
}
g_string_append (shell_string, parameter);
written_nonspace = TRUE;
g_free (parameter);
}
else
{
size_t len = strlen (lc_prompt);
if (len < sizeof (lc_prompt) - 1)
{
lc_prompt[len] = *lc_data;
lc_prompt[len + 1] = '\0';
}
}
}
else if (expand_prefix_found)
{
expand_prefix_found = FALSE;
if (*lc_data == '{')
parameter_found = TRUE;
else
{
int i;
char *v;
i = check_format_view (lc_data);
if (i != 0)
{
lc_data += i - 1;
run_view = TRUE;
}
else
{
i = check_format_cd (lc_data);
if (i > 0)
{
is_cd = TRUE;
quote_func = fake_name_quote;
do_local_copy = FALSE;
pbuffer = buffer;
lc_data += i - 1;
}
else
{
i = check_format_var (lc_data, &v);
if (i > 0 && v != NULL)
{
g_string_append (shell_string, v);
g_free (v);
lc_data += i;
}
else
{
char *text;
if (*lc_data != 'f')
text = expand_format (NULL, *lc_data, !is_cd);
else
{
text = exec_get_file_name (filename_vpath);
if (text == NULL)
{
g_string_free (shell_string, TRUE);
return NULL;
}
}
if (!is_cd)
g_string_append (shell_string, text);
else
{
strcpy (pbuffer, text);
pbuffer = strchr (pbuffer, 0);
}
g_free (text);
written_nonspace = TRUE;
}
}
}
}
}
else if (*lc_data == '%')
expand_prefix_found = TRUE;
else
{
if (*lc_data != ' ' && *lc_data != '\t')
written_nonspace = TRUE;
if (is_cd)
*(pbuffer++) = *lc_data;
else
g_string_append_c (shell_string, *lc_data);
}
} /* for */
return g_string_free (shell_string, FALSE);
}
static void
execute_menu_command (WEdit * edit_widget, const char *commands, gboolean show_prompt)
{
FILE *cmd_file;
int cmd_file_fd;
int expand_prefix_found = 0;
char *parameter = 0;
gboolean do_quote = FALSE;
char lc_prompt[80];
int col;
vfs_path_t *file_name_vpath;
int run_view = 0;
/* Skip menu entry title line */
commands = strchr (commands, '\n');
if (!commands)
{
return;
}
cmd_file_fd = mc_mkstemps (&file_name_vpath, "mcusr", SCRIPT_SUFFIX);
if (cmd_file_fd == -1)
{
message (D_ERROR, MSG_ERROR, _("Cannot create temporary command file\n%s"),
unix_error_string (errno));
vfs_path_free (file_name_vpath);
return;
}
cmd_file = fdopen (cmd_file_fd, "w");
fputs ("#! /bin/sh\n", cmd_file);
commands++;
for (col = 0; *commands; commands++)
{
if (col == 0)
{
if (*commands != ' ' && *commands != '\t')
break;
while (*commands == ' ' || *commands == '\t')
commands++;
if (*commands == 0)
break;
}
col++;
if (*commands == '\n')
col = 0;
if (parameter)
{
if (*commands == '}')
{
*parameter = 0;
parameter =
input_dialog (_("Parameter"), lc_prompt, MC_HISTORY_FM_MENU_EXEC_PARAM, "",
INPUT_COMPLETE_FILENAMES | INPUT_COMPLETE_CD |
INPUT_COMPLETE_HOSTNAMES | INPUT_COMPLETE_VARIABLES |
INPUT_COMPLETE_USERNAMES);
if (!parameter || !*parameter)
{
/* User canceled */
fclose (cmd_file);
mc_unlink (file_name_vpath);
vfs_path_free (file_name_vpath);
return;
}
if (do_quote)
{
char *tmp;
tmp = name_quote (parameter, 0);
fputs (tmp, cmd_file);
g_free (tmp);
}
else
fputs (parameter, cmd_file);
g_free (parameter);
parameter = 0;
}
else
{
if (parameter < &lc_prompt[sizeof (lc_prompt) - 1])
{
*parameter++ = *commands;
}
}
}
else if (expand_prefix_found)
{
expand_prefix_found = 0;
if (g_ascii_isdigit ((gchar) * commands))
{
do_quote = (atoi (commands) != 0);
while (g_ascii_isdigit ((gchar) * commands))
commands++;
}
if (*commands == '{')
parameter = lc_prompt;
else
{
char *text = expand_format (edit_widget, *commands, do_quote);
fputs (text, cmd_file);
g_free (text);
}
}
else
{
if (*commands == '%')
{
int i = check_format_view (commands + 1);
if (i)
{
commands += i;
run_view = 1;
}
else
{
do_quote = TRUE; /* Default: Quote expanded macro */
expand_prefix_found = 1;
}
}
else
fputc (*commands, cmd_file);
}
}
fclose (cmd_file);
mc_chmod (file_name_vpath, S_IRWXU);
if (run_view)
{
mcview_viewer (vfs_path_as_str (file_name_vpath), NULL, 0);
dialog_switch_process_pending ();
}
else
{
/* execute the command indirectly to allow execution even
* on no-exec filesystems. */
char *cmd;
cmd = g_strconcat ("/bin/sh ", vfs_path_as_str (file_name_vpath), (char *) NULL);
if (!show_prompt)
{
if (system (cmd) == -1)
message (D_ERROR, MSG_ERROR, "%s", _("Error calling program"));
}
else
{
shell_execute (cmd, EXECUTE_HIDE);
}
g_free (cmd);
}
mc_unlink (file_name_vpath);
vfs_path_free (file_name_vpath);
}
static cb_ret_t
enter (WInput * lc_cmdline)
{
char *cmd = lc_cmdline->buffer;
if (!command_prompt)
return MSG_HANDLED;
/* Any initial whitespace should be removed at this point */
while (*cmd == ' ' || *cmd == '\t' || *cmd == '\n')
cmd++;
if (!*cmd)
return MSG_HANDLED;
if (strncmp (cmd, "cd ", 3) == 0 || strcmp (cmd, "cd") == 0)
{
do_cd_command (cmd);
input_clean (lc_cmdline);
return MSG_HANDLED;
}
else if (strcmp (cmd, "exit") == 0)
{
input_assign_text (lc_cmdline, "");
if (!quiet_quit_cmd ())
return MSG_NOT_HANDLED;
}
else
{
GString *command;
size_t i;
if (!vfs_current_is_local ())
{
message (D_ERROR, MSG_ERROR, _("Cannot execute commands on non-local filesystems"));
return MSG_NOT_HANDLED;
}
#ifdef ENABLE_SUBSHELL
/* Check this early before we clean command line
* (will be checked again by shell_execute) */
if (mc_global.tty.use_subshell && subshell_state != INACTIVE)
{
message (D_ERROR, MSG_ERROR, _("The shell is already running a command"));
return MSG_NOT_HANDLED;
}
#endif
command = g_string_sized_new (32);
for (i = 0; cmd[i] != '\0'; i++)
{
if (cmd[i] != '%')
g_string_append_c (command, cmd[i]);
else
{
char *s;
s = expand_format (NULL, cmd[++i], TRUE);
g_string_append (command, s);
g_free (s);
}
}
input_clean (lc_cmdline);
shell_execute (command->str, 0);
g_string_free (command, TRUE);
#ifdef ENABLE_SUBSHELL
if ((quit & SUBSHELL_EXIT) != 0)
{
if (quiet_quit_cmd ())
return MSG_HANDLED;
quit = 0;
/* restart subshell */
if (mc_global.tty.use_subshell)
init_subshell ();
}
if (mc_global.tty.use_subshell)
do_load_prompt ();
#endif
}
return MSG_HANDLED;
}
/* FIXME: recode this routine on version 3.0, it could be cleaner */
void execute_menu_command (char *s)
{
char *commands;
FILE *cmd_file;
int cmd_file_fd;
int expand_prefix_found = 0;
int parameter_found = 0;
int do_quote;
char prompt [80] = "";
int col;
char *file_name = tmpnam (0);
#ifdef OS2_NT
/* OS/2 and NT requires the command to end in .cmd */
file_name = copy_strings (file_name, ".cmd", NULL);
file_name = "temp.bat"; // $$ fixme
if ((cmd_file_fd = open (file_name, O_RDWR | O_CREAT | O_TRUNC | O_EXCL
| O_TEXT, 0600)) == -1){
message (1, MSG_ERROR, _(" Can't create temporary command file \n %s "),
unix_error_string (errno));
return;
}
#else
if ((cmd_file_fd = open (file_name, O_RDWR | O_CREAT | O_TRUNC | O_EXCL, 0600)) == -1){
message (1, MSG_ERROR, _(" Can't create temporary command file \n %s "),
unix_error_string (errno));
return;
}
#endif
cmd_file = fdopen (cmd_file_fd, "w");
commands = strchr (s, '\n');
if (!commands){
fclose (cmd_file);
unlink (file_name);
return;
}
commands++;
for (col = 0; *commands; commands++){
if (col == 0 && (*commands != ' ' && *commands != '\t'))
break;
else if (col == 0)
while (*commands == ' ' || *commands == '\t')
commands++;
col++;
if (*commands == '\n')
col = 0;
if (parameter_found){
if (*commands == '}'){
char *parameter;
char *tmp;
parameter_found = 0;
parameter = input_dialog (_(" Parameter "), prompt, "");
if (!parameter || !*parameter){
/* User canceled */
fclose (cmd_file);
unlink (file_name);
return;
}
if (do_quote) {
fputs (tmp = name_quote (parameter, 0), cmd_file);
free (tmp);
} else
fputs (parameter, cmd_file);
free (parameter);
} else {
int len = strlen (prompt);
if (len+1 < sizeof (prompt)){
prompt [len] = *commands;
prompt [len+1] = 0;
} else
prompt [sizeof (prompt)-1] = 0;
}
} else if (expand_prefix_found){
expand_prefix_found = 0;
if (isdigit (*commands)) {
do_quote = atoi (commands);
for ( ; isdigit (*commands); commands++)
;
}
if (*commands == '{')
parameter_found = 1;
else{
char *text = expand_format (*commands, do_quote);
fputs (text, cmd_file);
free (text);
}
} else {
if (*commands == '%') {
do_quote = 1; /* Default: Quote expanded macro */
expand_prefix_found = 1;
} else
fputc (*commands, cmd_file);
}
}
fclose (cmd_file);
chmod (file_name, S_IRWXU);
execute (file_name);
unlink (file_name);
}