RE: [PATCH] how to find executables?

[salzr]

>Be careful here: Bourne-Shell is brain-dead in >expansion semantics and tr
and
>test -s are unportable things. The above should be >written this way:

The apache folks found a machine that has TCP/IP but
not tr?  Amazing -- what platform?

>if [ ".$PERL" = . ]; then
>   for i in . `echo $PATH | sed -e 's/:/ /g'`; do

Which doesn't work for people who put "current directory" as the first or
last in their path,
        :/usr/bin:/bin
or      /usr/bin:/bin:
which is probably okay.

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