diff options
| -rw-r--r-- | shell/hush.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/shell/hush.c b/shell/hush.c index 13e962383..3388ad7f9 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -2345,8 +2345,8 @@ static void re_execute_shell(const char *s) char **argv, **pp; unsigned cnt; - /* hush -$<pid> -?<exitcode> ... -c <cmd> NULL */ - cnt = 6; + /* hush -$<pid> -?<exitcode> -D<depth> ... -c <cmd> NULL */ + cnt = 7; for (cur = G.top_var; cur; cur = cur->next) { if (!cur->flg_export || cur->flg_read_only) cnt += 2; @@ -2356,6 +2356,7 @@ static void re_execute_shell(const char *s) *pp++ = (char *) applet_name; *pp++ = xasprintf("-$%u", G.root_pid); *pp++ = xasprintf("-?%u", G.last_return_code); + *pp++ = xasprintf("-D%u", G.depth_of_loop); for (cur = G.top_var; cur; cur = cur->next) { if (cur->varstr == hush_version_str) continue; @@ -5009,7 +5010,7 @@ int hush_main(int argc, char **argv) while (1) { opt = getopt(argc, argv, "c:xins" #if !BB_MMU - "$:?:R:V:" + "$:?:D:R:V:" #endif ); if (opt <= 0) @@ -5041,6 +5042,9 @@ int hush_main(int argc, char **argv) case '?': G.last_return_code = xatoi_u(optarg); break; + case 'D': + G.depth_of_loop = xatoi_u(optarg); + break; case 'R': case 'V': set_local_var(xstrdup(optarg), 0, opt == 'R'); |