Last change
on this file since 3654 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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Line | |
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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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