> also, take a look at src/cmd/ksh93/tests and > http://svn.nrubsig.org/svn/people/gisburn/scripts/ Those are awesome! What a peek behind the curtain of large-scale ksh script. Thanks for sharing! (Apologies for top posting, won't do it again)
--- On Fri, 6/1/12, Cyrille Lefevre <[email protected]> wrote: From: Cyrille Lefevre <[email protected]> Subject: Re: [ast-users] ksh93 array of hashes and a hash of hashes and one question To: [email protected] Date: Friday, June 1, 2012, 6:32 PM Le 01/06/2012 23:56, Arno Teunisse a écrit : > One question about compound variables : > > # uname -a on my linux give me back : > #Linux arnot-VirtualBox 3.0.0-12-generic #20-Ubuntu SMP Fri Oct 7 > 14:56:25 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux > # So I use the following code to store the items I want into a compound > variable: > str=$(uname -a) > typeset -C uname # declare a compound variable > uname.os=${str:0:5} # ${str:start:length} is substr ( perl speaking ) > uname.virtualMachine=${str:6:16} > uname.linuxKernel=${str:23:16} > uname.osName=${str:40:10} > uname.date=${str:55:27} > uname.arch=${str:84:5} > uname.end=${str:104:9} > > # trying , in a loop to get at the values : > > for i in ${!uname.*} > do > print $i '->' ${i} VALUE?? > > done > > output of the script : > uname.arch -> uname.arch VALUE?? > uname.date -> uname.date VALUE?? > uname.end -> uname.end VALUE?? > uname.linuxKernel -> uname.linuxKernel VALUE?? > uname.os -> uname.os VALUE?? > uname.osName -> uname.osName VALUE?? > uname.virtualMachine -> uname.virtualMachine VALUE?? > > I do not get back the value of the compound variable : What am I doing > wrong ??? use nameref to evaluate the value of $i : str="Linux arnot-VirtualBox 3.0.0-12-generic #20-Ubuntu SMP Fri Oct 7 14:56:25 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux" ... for i in ${!uname.*} do nameref j=$i print $i '->' $j done also, take a look at src/cmd/ksh93/tests and http://svn.nrubsig.org/svn/people/gisburn/scripts/ Regards, Cyrille Lefevre -- mailto:[email protected] _______________________________________________ ast-users mailing list [email protected] https://mailman.research.att.com/mailman/listinfo/ast-users
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