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-rw-r--r--shell/ash.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/shell/ash.c b/shell/ash.c
index f9b4d3fe6..71ef9a690 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -13012,7 +13012,10 @@ init(void)
}
setvar2("PPID", utoa(getppid()));
-
+#if ENABLE_ASH_BASH_COMPAT
+ p = lookupvar("SHLVL");
+ setvar2("SHLVL", utoa(p ? atoi(p) + 1 : 1));
+#endif
p = lookupvar("PWD");
if (p) {
if (*p != '/' || stat(p, &st1) || stat(".", &st2)