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Receive only absolute path

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# 1  
Old 07-18-2010
Receive only absolute path
I have a script that can only receive absolute path and if it is relative i have to send error message thats a realtive path.
how to do this?

/home/user/file.txt yes
/user/file.txt wrong relative path
# 2  
Old 07-18-2010
Code:
X="/home/user/file.txt"
if [ -d "/`echo $X|awk '{split($0,a,"/");print a[2]}'`" ]; then echo "Absolute path"; else echo "Relative path"; fi

tyler_durden
# 3  
Old 07-18-2010
Hi
Code:
X="/home/user/file.txt"
if [ ! -d `dirname $X` ]; then "Relative path"; fi

Guru.
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