Post-merges fixes

TODO

@@ -212,6 +212,8 @@ https://sourceforge.net/p/gnucobol/code/HEAD/tree/external-doc/guide/
 
 - Rework the context-sensitive reserved words handling (or use a bigger type)
 
+- Add --error-list -e to cobc
+
 7.2 CHECKMEs, TODOs and #if-0'ed code
 
 - Investigate the two CHECKMEs about bdb_close_cursor in fbdb.c:ix_bdb_write_internal

cobc/cobc.c

@@ -477,7 +477,7 @@ static const struct option long_options[] = {
 	{"std",			CB_RQ_ARG, NULL, '$'},
 	{"conf",		CB_RQ_ARG, NULL, '&'},
 	{"debug",		CB_NO_ARG, NULL, 'd'},
-	{"ext",			CB_RQ_ARG, NULL, 'e'},	/* note: kept *undocumented* until GC4, will be changed to '.' */
+	{"ext",			CB_RQ_ARG, NULL, '.'},
 	{"free",		CB_NO_ARG, NULL, 'F'},	/* note: not assigned directly as this is only valid for */
 	{"fixed",		CB_NO_ARG, NULL, 'f'},	/*       `int` and sizeof(enum) isn't always sizeof (int) */
 	{"static",		CB_NO_ARG, &cb_flag_static_call, 1},
@@ -3675,8 +3675,7 @@ process_command_line (const int argc, char **argv)
 #endif
 			break;
 
-		case 'e':	/* until GC 4 we keep (undocumented) 'e',
-			     	   but that's reserved for possible --error-log */
+		case '.':
 			/* -ext <xx> : Add an extension suffix */
 			if (strlen (cob_optarg) > 15U) {
 				cobc_err_exit (COBC_INV_PAR, "--ext");