hush: fix a possible bug
Not sure this was actually a triggerable bug, but the code looked flaky.
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/shell/hush.c b/shell/hush.c
index eabe83a..ab192e2 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -9153,9 +9153,11 @@
unsigned depth;
if (G.depth_of_loop == 0) {
bb_error_msg("%s: only meaningful in a loop", argv[0]);
+ /* if we came from builtin_continue(), need to undo "= 1" */
+ G.flag_break_continue = 0;
return EXIT_SUCCESS; /* bash compat */
}
- G.flag_break_continue++; /* BC_BREAK = 1 */
+ G.flag_break_continue++; /* BC_BREAK = 1, or BC_CONTINUE = 2 */
G.depth_break_continue = depth = parse_numeric_argv1(argv, 1, 1);
if (depth == UINT_MAX)