/* Ensures that terminal is in proper state for a loop iteration. Returns
* non-zero if so, otherwise zero is returned. */
static int
ensure_term_is_ready(void)
{
ui_update_term_state();
update_terminal_settings();
if(curr_stats.term_state == TS_TOO_SMALL)
{
ui_display_too_small_term_msg();
wait_for_signal();
return 0;
}
if(curr_stats.term_state == TS_BACK_TO_NORMAL)
{
ui_drain_input();
curr_stats.term_state = TS_NORMAL;
modes_redraw();
curr_stats.save_msg = 0;
ui_sb_msg("");
}
return 1;
}
/* Ensures that terminal is in proper state for a loop iteration. Returns
* non-zero if so, otherwise zero is returned. */
static int
ensure_term_is_ready(void)
{
ui_update_term_state();
update_terminal_settings();
if(curr_stats.term_state == TS_TOO_SMALL)
{
ui_display_too_small_term_msg();
wait_for_signal();
return 0;
}
if(curr_stats.term_state == TS_BACK_TO_NORMAL)
{
wint_t c;
wtimeout(status_bar, 0);
while(compat_wget_wch(status_bar, &c) != ERR);
curr_stats.term_state = TS_NORMAL;
modes_redraw();
wtimeout(status_bar, cfg.timeout_len);
curr_stats.save_msg = 0;
ui_sb_msg("");
}
return 1;
}
void
menu_post(void)
{
if(curr_stats.need_update != UT_NONE)
{
menu_full_redraw();
curr_stats.need_update = UT_NONE;
}
ui_sb_msg(curr_stats.save_msg ? NULL : "");
}
/* Returns non-zero on error. */
static int
source_file_internal(FILE *fp, const char filename[])
{
char line[MAX_VIFMRC_LINE_LEN + 1];
char *next_line = NULL;
int line_num;
int encoutered_errors = 0;
if(fgets(line, sizeof(line), fp) == NULL)
{
/* File is empty. */
return 0;
}
chomp(line);
commands_scope_start();
line_num = 1;
for(;;)
{
char *p;
int line_num_delta = 0;
while((p = next_line = read_line(fp, next_line)) != NULL)
{
line_num_delta++;
p = skip_whitespace(p);
if(*p == '"')
continue;
else if(*p == '\\')
strncat(line, p + 1, sizeof(line) - strlen(line) - 1);
else
break;
}
/* Clear statusbar message. */
ui_sb_msg("");
if(exec_commands(line, curr_view, CIT_COMMAND) < 0)
{
show_sourcing_error(filename, line_num);
encoutered_errors = 1;
}
if(curr_stats.sourcing_state == SOURCING_FINISHING)
break;
if(p == NULL)
{
/* Artificially increment line number to simulate as if all that happens
* after the loop relates to something past end of the file. */
line_num++;
break;
}
copy_str(line, sizeof(line), p);
line_num += line_num_delta;
}
free(next_line);
/* Clear statusbar message. */
ui_sb_msg("");
if(commands_scope_finish() != 0)
{
show_sourcing_error(filename, line_num);
encoutered_errors = 1;
}
return encoutered_errors;
}
