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what is equivalence of () of C in unix?

 
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# 1  
Old 02-11-2009
what is equivalence of () of C in unix?
Hello,
how can i do this

Code:
    if [ condition1 -a ( condition2 -o condition3 ) ]
    then
          statements
    fi

we all know that in unix there is no () for overriding the predence? So how to do ?
# 2  
Old 02-11-2009
Code:
if cond1
then
   if [ cond2 -o cond3 ]
   then
       ...
   fi
fi

# 3  
Old 02-11-2009
Thanks Vbe Smilie
 
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