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https://issues.apache.org/jira/browse/MNG-5852?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Osipov updated MNG-5852:
--------------------------------
    Description: 
The bin/mvn script uses the "local" command which is a shell builtin of bash 
and similar shells, but is not required for POSIX-compliance in sh.  When I 
attempt to run mvn on my Solaris system, I see the following output:

{noformat}
$ ./mvn
./mvn[200]: local: not found [No such file or directory]
./mvn[201]: local: not found [No such file or directory]
...
{noformat}

Lines 200 and 201 invoke "local" to make local variables to the function.  
According to "man bash", this is a shell builtin.  However, bin/mvn is invoked 
as:

#!/bin/sh

On most flavors of linux, this resolves to bash or dash which probably runs in 
a restricted environment after checking to see that its $0 is sh. But on 
Solaris's /bin/sh is actually ksh93 for backwards compatibility.

Since "local" is not part of a POSIX-compliant /bin/sh, depending on it in a 
script that is invoked with /bin/sh is a bug.



  was:
The bin/mvn script uses the "local" command which is a shell builtin of bash 
and similar shells, but is not required for POSIX-compliance in sh.  When I 
attempt to run mvn on my Solaris system, I see the following output:

$ ./mvn
./mvn[200]: local: not found [No such file or directory]
./mvn[201]: local: not found [No such file or directory]
...

Lines 200 and 201 invoke "local" to make local variables to the function.  
According to "man bash", this is a shell builtin.  However, bin/mvn is invoked 
as:

#!/bin/sh

On most flavors of linux, this resolves to bash or dash which probably runs in 
a restricted environment after checking to see that its $0 is sh. But on 
Solaris's /bin/sh is actually ksh93 for backwards compatibility.

Since "local" is not part of a POSIX-compliant /bin/sh, depending on it in a 
script that is invoked with /bin/sh is a bug.




> "mvn" script invokes /bin/sh but requires /bin/bash functions
> -------------------------------------------------------------
>
>                 Key: MNG-5852
>                 URL: https://issues.apache.org/jira/browse/MNG-5852
>             Project: Maven
>          Issue Type: Bug
>          Components: Command Line
>    Affects Versions: 3.3.3
>         Environment: Solaris 11
>            Reporter: Jeffrey Alexander
>            Assignee: Christian Schulte
>             Fix For: needing-scrub-3.4.0-fallout
>
>
> The bin/mvn script uses the "local" command which is a shell builtin of bash 
> and similar shells, but is not required for POSIX-compliance in sh.  When I 
> attempt to run mvn on my Solaris system, I see the following output:
> {noformat}
> $ ./mvn
> ./mvn[200]: local: not found [No such file or directory]
> ./mvn[201]: local: not found [No such file or directory]
> ...
> {noformat}
> Lines 200 and 201 invoke "local" to make local variables to the function.  
> According to "man bash", this is a shell builtin.  However, bin/mvn is 
> invoked as:
> #!/bin/sh
> On most flavors of linux, this resolves to bash or dash which probably runs 
> in a restricted environment after checking to see that its $0 is sh. But on 
> Solaris's /bin/sh is actually ksh93 for backwards compatibility.
> Since "local" is not part of a POSIX-compliant /bin/sh, depending on it in a 
> script that is invoked with /bin/sh is a bug.



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