Last change
on this file since 3872 was 3320, checked in by Bruno Cornec, 10 years ago |
- Re-add (thanks git BTW) the 2.2.9 branch which had been destroyed in
the move to 3.0
|
-
Property svn:executable
set to
*
|
File size:
633 bytes
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Rev | Line | |
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[3320] | 1 | # cat is an external program, variable should not leak out of it.
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| 2 | # this currently fails with CONFIG_FEATURE_SH_NOFORK=y
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| 3 | VAR=''
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| 4 | VAR=val0 cat /dev/null
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| 5 | echo "should be empty: '$VAR'"
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| 6 |
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| 7 | # true is a regular builtin, variable should not leak out of it.
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| 8 | VAR=''
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| 9 | VAR=val1 true
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| 10 | echo "should be empty: '$VAR'"
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| 11 |
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| 12 | # ash follows the "special builtin leaks variables" rule here:
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| 13 | # exec is a special builtin. (bash does not do it)
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| 14 | VAR=''
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| 15 | VAR=val2 exec 2>&1
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| 16 | echo "should be not empty: '$VAR'"
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| 17 |
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| 18 | # ash follows the "function call is a special builtin" rule here
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| 19 | # (bash does not do it)
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| 20 | f() { true; }
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| 21 | VAR=''
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| 22 | VAR=val3 f
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| 23 | echo "should be not empty: '$VAR'"
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