hush: fix 'defined but not used' warning

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/shell/hush.c b/shell/hush.c
index c10793060..faff86d88 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -2182,11 +2182,13 @@ static void unset_vars(char **strings)
         free(strings);
 }
 
+#if ENABLE_FEATURE_SH_MATH || ENABLE_HUSH_BASH_COMPAT || ENABLE_HUSH_READ
 static void FAST_FUNC set_local_var_from_halves(const char *name, const char *val)
 {
         char *var = xasprintf("%s=%s", name, val);
         set_local_var(var, /*flags:*/ 0, /*lvl:*/ 0, /*ro:*/ 0);
 }
+#endif
 
 
 /*