Re: Fw: bug in texi2dvi, and hack patch

[Eli Zaretskii]

> Date: Thu, 20 Jan 2005 12:35:08 +0100
> From: Stepan Kasal <address@hidden>
> Cc: Eric Blake <address@hidden>, address@hidden, address@hidden
> 
> The trick is that AC_CHECK_PROG contains the following code:
> 
> for ac_exec_ext in '' $ac_executable_extensions; do
>   if AS_EXECUTABLE_P(["$as_dir/$ac_word$ac_exec_ext"]); then
> 
> thus we eventually get to
> 
>       test -f tex.exe && test -x tex.exe
> 
> which succeeds.

This will work, but is redundant: it's enough to test for tex.exe,
since it's always executable on MS systems.

> Perhaps texi2dvi could use
> 
>       test -x tex && ! test -d tex

This is better, I think.