19 lines
485 B
C
19 lines
485 B
C
--- common/cmd_test.c.orig 2014-10-14 08:47:15 UTC
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+++ common/cmd_test.c
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@@ -65,9 +65,14 @@ static int do_test(cmd_tbl_t *cmdtp, int
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char * const *ap;
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int i, op, left, adv, expr, last_expr, last_unop, last_binop;
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- /* args? */
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- if (argc < 3)
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+ /*
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+ * If no args, that's bogus, return false.
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+ * If op is -z and no other args, answer is Yes, string is empty.
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+ */
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+ if (argc < 2)
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return 1;
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+ else if (argc == 2)
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+ return !(strcmp(argv[1], "-z") == 0);
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#ifdef DEBUG
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{
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