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hush: Print error messages on shift -1

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-07-06 20:12:44 +02:00
parent 74d20e6379
commit e59591a364
4 changed files with 33 additions and 2 deletions
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10
shell/hush_test/hush-misc/shift1.right Normal file
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@@ -0,0 +1,10 @@
2 3 4
hush: Illegal number: -1
1 2 3 4
1 2 3 4
2 3 4
3 4
4
1 2 3 4
1 2 3 4

10
shell/hush_test/hush-misc/shift1.tests Executable file
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@@ -0,0 +1,10 @@
$THIS_SH -c 'shift; echo "$@"' 0 1 2 3 4
#We complain on -1 and continue.
$THIS_SH -c 'shift -1; echo "$@"' 0 1 2 3 4
$THIS_SH -c 'shift 0; echo "$@"' 0 1 2 3 4
$THIS_SH -c 'shift 1; echo "$@"' 0 1 2 3 4
$THIS_SH -c 'shift 2; echo "$@"' 0 1 2 3 4
$THIS_SH -c 'shift 3; echo "$@"' 0 1 2 3 4
$THIS_SH -c 'shift 4; echo "$@"' 0 1 2 3 4
$THIS_SH -c 'shift 5; echo "$@"' 0 1 2 3 4
$THIS_SH -c 'shift 6; echo "$@"' 0 1 2 3 4