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before exec1.sub: one two three
calling exec1.sub
aa bb cc dd ee
after exec1.sub with args: 0
after exec1.sub without args: 0
./execscript: notthere: command not found
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notthere: notthere: No such file or directory
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/bin/sh: /bin/sh: cannot execute binary file
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./execscript: /: is a directory
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/: /: cannot execute binary file
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./execscript: .: /: is a directory
1
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./execscript: .: /dev/null: not a regular file
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this is bashenv
./exec3.sub: /tmp/bash-notthere: No such file or directory
./exec3.sub: exec: /tmp/bash-notthere: cannot execute: No such file or directory
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./execscript: notthere: No such file or directory
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./execscript: notthere: No such file or directory
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./execscript: notthere: No such file or directory
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this is sh
this is sh
unset
ok
5
./exec5.sub: exec: bash-notthere: not found
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this is ohio-state
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