void prog_func(struct terminal *term, struct list_head *list, unsigned char *param, unsigned char *name)
{
unsigned char *prog, *cmd;
if (!(prog = get_prog(list)) || !*prog) {
msg_box(term, NULL, TEXT(T_NO_PROGRAM), AL_CENTER | AL_EXTD_TEXT, TEXT(T_NO_PROGRAM_SPECIFIED_FOR), " ", name, ".", NULL, NULL, 1, TEXT(T_CANCEL), NULL, B_ENTER | B_ESC);
return;
}
if ((cmd = subst_file(prog, param, 0))) {
exec_on_terminal(term, cmd, "", 1);
mem_free(cmd);
}
}
void
textarea_edit(int op, struct terminal *term_, struct form_state *fs_,
struct document_view *doc_view_, struct link *link_)
{
struct textarea_data *td = NULL;
assert ((op == 0 || op == 1) && term_);
if_assert_failed return;
if (op == 0 && get_cmd_opt_bool("anonymous")) {
info_box(term_, 0, N_("Error"), ALIGN_CENTER,
N_("You cannot launch an external"
" editor in the anonymous mode."));
return;
}
if (op == 0) {
unsigned char *ed;
unsigned char *ex;
assert(fs_ && doc_view_ && link_ && term_);
td = init_textarea_data(term_, fs_, doc_view_, link_);
if (!td)
return;
ed = get_opt_str("document.browse.forms.editor",
doc_view_->session);
if (!ed || !*ed) {
ed = getenv("EDITOR");
if (!ed || !*ed) ed = "vi";
}
ex = straconcat(ed, " ", td->fn, (unsigned char *) NULL);
if (!ex) {
unlink(td->fn);
done_textarea_data(td);
return;
}
td->term->textarea_data = td;
exec_on_terminal(td->term, ex, "", TERM_EXEC_FG);
mem_free(ex);
return;
} else if (op == 1) {
struct string file;
td = term_->textarea_data;
term_->textarea_data = NULL;
assert(td);
if (!td->fs || !init_string(&file)
|| !add_file_to_string(&file, td->fn)) {
done_textarea_data(td);
return;
}
if (file.length > td->fc_maxlength) {
file.source[td->fc_maxlength] = '\0';
/* Casting size_t fc_maxlength to unsigned int
* and formatting it with "%u" is safe,
* because fc_maxlength is smaller than
* file.length, which is an int. */
info_box(td->term, MSGBOX_FREE_TEXT, N_("Warning"),
ALIGN_CENTER,
msg_text(td->term,
N_("You have exceeded the textarea's"
" size limit: your input is %d"
" bytes, but the maximum is %u"
" bytes.\n\n"
"Your input has been truncated,"
" but you can still recover the"
" text that you entered from"
" this file: %s"), file.length,
(unsigned int) td->fc_maxlength, td->fn));
} else {
unlink(td->fn);
}
mem_free(td->fs->value);
td->fs->value = file.source;
td->fs->state = file.length;
if (td->doc_view && td->link)
draw_form_entry(td->term, td->doc_view, td->link);
}
done_textarea_data(td);
}
