Re: [PATCH] t0300-credentials: Word around a solaris /bin/sh bug

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Jeff King <peff@xxxxxxxx> writes:

>   cat >foo.sh <<\EOF
>   #!/bin/sh
>   echo my arguments are "$@"
>   EOF
>
> cannot have the mechanical replace you mentioned above. It would need:
>
>   cat >foo.sh <<EOF
>   #!$SHELL_PATH
>   echo my arguments are "\$@"
>   EOF
>
> or:
>
>   {
>     echo "#!$SHELL_PATH" &&
>     cat <<EOF
>     echo my arguments are "$@"
>     EOF
>   } >foo.sh
>
> When I have hard-coded "#!/bin/sh", my thinking is usually "this is less
> cumbersome to type and to read, and this script-let is so small that
> even Solaris will get it right".

I am toying with the pros-and-cons of

	write_script () {
		echo "#!$1"
		shift
                cat
	}

so that the above can become

	write_script "$SHELL_PATH" >foo.sh <<-EOF
        echo my arguments are "\$@"
	EOF

without requiring the brain-cycle to waste on the "Is this simple enough
for even Solaris to grok?" guess game.  This should also be reusable for
other stuff like $PERL_PATH, I would think.

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