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hush: remove extra comparison from prev commit
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
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@ -2647,14 +2647,12 @@ static NOINLINE int expand_vars_to_list(o_string *output, int n, char *arg, char
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end = --exp_word;
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if (*exp_word != ':') /* not ${var::...} */
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beg = bb_strtou(exp_word, &end, 0);
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//bb_error_msg("beg:'%s'=%u end:'%s'", exp_word, beg, end);
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//bb_error_msg("beg:'%s'=%u end:'%s'", exp_word, beg, end);
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if (*end == ':') {
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len = bb_strtou(end + 1, &end, 0);
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//bb_error_msg("len:%u end:'%s'", len, end);
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}
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if (*end == '\0'
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&& end != exp_word /* not "${var:}" */
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) {
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if (*end == '\0') {
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//bb_error_msg("from val:'%s'", val);
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if (!val || beg >= strlen(val))
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val = "";
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