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Re: DOS <-> Bash interaction...


Looks like no one read my email either... ;-)
	Igor

On Tue, 28 Jan 2003, lhall@pop.ma.ultranet.com wrote:

> Looks like no one read Hannu's email, including Hannu! ;-)
>
> The output included clearly shows that his Cygwin installation
> contains the default path setting from /etc/profile.  Cygwin paths
> are first.  There override the Windows path.  The Windows 'find'
> *is* hidden by the Cygwin version (see below).  So are other like
> named facilities.  That's why the Cygwin installation constructs
> the path this way.  While Hannu prescribes this as a viable option,
> it would appear that he didn't recognize that this was the option
> being used before posting, since his email states that Cygwin does
> exactly the oppposite with the path.  It does not.
>
> Larry
>
> Original Message:
> -----------------
> From: Igor Pechtchanski pechtcha@cs.nyu.edu
> Date: Tue, 28 Jan 2003 11:50:55 -0500 (EST)
> To: cygwin@cygwin.com
> Subject: Re: DOS <-> Bash interaction...
>
> Umm, I don't think this is dependent on the Windows version...  My
> (mostly standard, slightly edited) /etc/profile *prepends*
> "/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/X11R6/bin" to the
> PATH...  Yours probably does too.  Thus, /bin/find.exe should hide
> /cygdrive/c/WINDOWS/COMMAND/find.exe (which your cygcheck output snippet
> confirms).
>
> You can always check which program will be invoked by typing "type -a
> programname" in bash.  For "find.exe" you should get something like:
>
> 	$ type -a find.exe
> 	find.exe is /usr/bin/find.exe
> 	find.exe is /bin/find.exe
> 	find.exe is /cygdrive/c/WINDOWS/COMMAND/find.exe
>
> If you get something different as the first entry, your /etc/profile does
> *append* the standard paths to the contents of $PATH.  This means you've
> probably changed it at some point in the past.  Change it back.
> 	Igor
>
> On Tue, 28 Jan 2003, Hannu E K Nevalainen (garbage mail) wrote:
>
> > NOTE: Running Win98SE
> > Don't know how this affects Win<Other>
> >
> > on 2002-12-25 at 13:37 i wrote about a problem with $SHELL versus 'startx'
> > i.e: startx won't work if $SHELL contains 'command.com' (or any DOS-stuff
> > maybe?). The contents of DOS-$SHELL gets copied into bash-$SHELL -> not
> > good.
> >
> > There is another similar problem that might be hard to cope with too:
> >
> >  As one starts bash it apparently:
> >         - copies the DOS/WIN - "$PATH" contents,
> >         - puts them in bash-$PATH and then
> >         - appends any new stuff
> >
> >  I'm not sure this behaviour is 'good'. Cause:
> >         1. there is a 'find.exe' in C:\windows\command\
> >            bash should have problems locating '/usr/bin/find'
> >         2. If you have almost any compiler installed there
> >            will be a 'cpp' and 'make' in one of them' paths.
> >
> > This is reflected by, e.g: $ cygcheck -s -v -r
> > ...
> > Found: c:\PROGRAM\BC31_DOS\BIN\cpp.exe
> > Warning: C:\Program\cygwin\bin\cpp.exe hides c:\PROGRAM\BC31_DOS\BIN\cpp.exe
> > Found: c:\PROGRAM\BC5\BIN\cpp.exe
> > Warning: C:\Program\cygwin\bin\cpp.exe hides c:\PROGRAM\BC5\BIN\cpp.exe
> > Found: C:\Program\cygwin\bin\find.exe
> > Found: c:\WINDOWS\COMMAND\find.exe
> > Warning: C:\Program\cygwin\bin\find.exe hides c:\WINDOWS\COMMAND\find.exe
> > ...
> > Found: C:\Program\cygwin\bin\make.exe
> > Found: c:\PROGRAM\BC31_DOS\BIN\make.exe
> > Warning: C:\Program\cygwin\bin\make.exe hides
> > c:\PROGRAM\BC31_DOS\BIN\make.exe
> > Found: c:\PROGRAM\BC5\BIN\make.exe
> > Warning: C:\Program\cygwin\bin\make.exe hides c:\PROGRAM\BC5\BIN\make.exe
> > ...
> >
> > Suggested remedy:
> >  a) make the DOS-PATH contents appear (or be searched) LAST in bash-PATH
> >  b) DON'T copy DOS-PATH contents at all
> >  c) Have DOS-PATH appear as MSDOSPATH in bash, have bash use it.
> >
> >  d) temporary solution below (add "source ~/.rm_bc_paths" to ~/.profile)
> >     NOTE1: simple commented script to make the *problem* clear.
> >     NOTE2: The script contains MY PERSONAL installation paths (not the
> > defaults)
> >
> > /Hannu E K Nevalainen, Mariefred, Sweden
> >
> > [~/.rm_bc_paths snipped]

-- 
				http://cs.nyu.edu/~pechtcha/
      |\      _,,,---,,_		pechtcha@cs.nyu.edu
ZZZzz /,`.-'`'    -.  ;-;;,_		igor@watson.ibm.com
     |,4-  ) )-,_. ,\ (  `'-'		Igor Pechtchanski
    '---''(_/--'  `-'\_) fL	a.k.a JaguaR-R-R-r-r-r-.-.-.  Meow!

Oh, boy, virtual memory! Now I'm gonna make myself a really *big* RAMdisk!
  -- /usr/games/fortune


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