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cmd_test: evaluate to false without any arguments 

This emulates bash:
$ if test; then echo yes; else echo no; fi
no

Currently, the code sets expr = -1 in this case, which gets mapped to
0 (true) at the end of do_test() by the logical -> shell exit code
conversion.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
This commit is contained in:
Stephen Warren 2014-02-03 13:21:05 -07:00 committed by Tom Rini
parent d9b651ce31
commit 2453de99df
1 changed files with 1 additions and 1 deletions
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2
common/cmd_test.c
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@ -77,7 +77,7 @@ static int do_test(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
left = argc - 1; left = argc - 1;
ap = argv + 1; ap = argv + 1;
expr = -1; expr = 0;
last_unop = OP_INVALID; last_unop = OP_INVALID;
last_binop = OP_INVALID; last_binop = OP_INVALID;
last_expr = -1; last_expr = -1;