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-rw-r--r--coreutils/expr.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/coreutils/expr.c b/coreutils/expr.c
index 2f9c5c1..d659b67 100644
--- a/coreutils/expr.c
+++ b/coreutils/expr.c
@@ -481,24 +481,21 @@ static VALUE *eval(void)
}
int expr_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
-int expr_main(int argc, char **argv)
+int expr_main(int argc UNUSED_PARAM, char **argv)
{
VALUE *v;
- if (argc == 1) {
+ xfunc_error_retval = 2; /* coreutils compat */
+ G.args = argv + 1;
+ if (*G.args == NULL) {
bb_error_msg_and_die("too few arguments");
}
-
- G.args = argv + 1;
-
v = eval();
if (*G.args)
bb_error_msg_and_die("syntax error");
-
if (v->type == INTEGER)
printf("%" PF_REZ "d\n", PF_REZ_TYPE v->u.i);
else
puts(v->u.s);
-
fflush_stdout_and_exit(null(v));
}