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author | Bjørn Mork <bjorn@mork.no> | 2015-05-15 10:20:47 +0200 |
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committer | Bjørn Mork <bjorn@mork.no> | 2015-05-15 10:20:47 +0200 |
commit | 73b16af8feec390afbabd9356d6e5e83c0390838 (patch) | |
tree | 3730020ba2f9caeb9d7815a975af51830b51ce11 /shell/ash_test/ash-arith/arith1.sub |
busybox: imported from http://www.busybox.net/downloads/busybox-1.13.3.tar.bz2busybox-1.13.3
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Diffstat (limited to 'shell/ash_test/ash-arith/arith1.sub')
-rwxr-xr-x | shell/ash_test/ash-arith/arith1.sub | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/shell/ash_test/ash-arith/arith1.sub b/shell/ash_test/ash-arith/arith1.sub new file mode 100755 index 0000000..80aa999 --- /dev/null +++ b/shell/ash_test/ash-arith/arith1.sub @@ -0,0 +1,40 @@ +# test of redone post-increment and post-decrement code +( echo $(( 4-- )) ) +( echo $(( 4++ )) ) +( echo $(( 4 -- )) ) +( echo $(( 4 ++ )) ) + +#ash# (( array[0]++ )) +#ash# echo ${array} + +#ash# (( array[0] ++ )) +#ash# echo ${array} + +#ash# (( a++ )) +#ash# echo $a +#ash# (( a ++ )) +#ash# echo $a + a=2 + +echo 6 $(( a ++ + 4 )) +echo 3 $a + +echo 7 $(( a+++4 )) +echo 4 $a + +echo 0 $(( a---4 )) +echo 3 $a + +echo 7 $(( a -- + 4 )) +echo 2 $a + +echo -2 $(( a -- - 4 )) +echo 1 $a + +#ash# (( ++ + 7 )) + +#ash# (( ++ )) +( echo $(( +++7 )) ) +# bash 3.2 apparently thinks that ++ +7 is 7 +#ash# echo $(( ++ + 7 )) +#ash# (( -- )) |