Question about 'test' (Was Re: testing if a file is present)
Eduardo Krell
ekrell at ulysses.att.com
Fri Nov 23 14:15:32 AEST 1990
In article <90326.175421PPH93 at DMSWWU1A.BITNET> PPH93 at DMSWWU1A.BITNET (Thomas Heller) writes:
>But what will the (bourne-) shell say about...
>>
>> if [ -r filename ]; then
> ^
Why should the shell do anything about it? The "]" is an argument to
"[" (which is a link to test). The shell just passes that token as an
argument when it exec's test.
Eduardo Krell AT&T Bell Laboratories, Murray Hill, NJ
UUCP: {att,decvax,ucbvax}!ulysses!ekrell Internet: ekrell at ulysses.att.com
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