Re: binfmt_script and ^M

From: Jeff Mcadams (jeffm@iglou.com)
Date: Mon Mar 05 2001 - 10:59:43 EST


Also sprach Rik van Riel
>On Mon, 5 Mar 2001, John Kodis wrote:
>> On Mon, Mar 05, 2001 at 08:40:22AM -0500, Richard B. Johnson wrote:
>> > Somebody must have missed the boat entirely. Unix does not, never
>> > has, and never will end a text line with '\r'.

>> Unix does not, never has, and never will end a text line with ' ' (a
>> space character) or with \t (a tab character). Yet if I begin a
>> shell script with '#!/bin/sh ' or '#!/bin/sh\t', the training white
>> space is striped and /bin/sh gets exec'd. Since \r has no special
>> significance to Unix, I'd expect it to be treated the same as any
>> other whitespace character -- it should be striped, and /bin/sh
>> should get exec'd.

>Makes sense, IMHO...

That only makes sense if:
#!/bin/shasdf\n
would also exec /bin/sh.

" " and \t are whitespace, \r is not whitespace.

-- 
Jeff McAdams                            Email: jeffm@iglou.com
Head Network Administrator              Voice: (502) 966-3848
IgLou Internet Services                        (800) 436-4456
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