Messages in this thread | | | Date | Tue, 6 Feb 2007 17:47:52 +0100 | Subject | Re: [patch 1/3, resend] scripts: replace gawk, head, bc with shell, update | From | Oleg Verych <> |
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On Tue, Feb 06, 2007 at 09:49:47AM -0500, Mark Lord wrote: > Oleg Verych wrote: > >scripts: replace gawk, head, bc with shell, update > > > > Replacing overhead of using some (external) programs > > instead of good old `sh'. > ... <---------------, > >- t4=`echo $t3 | gawk '{ print $1 }'` | > >- t5=`echo $t1 | gawk '{ print $1 }'` | > >- t6=`echo $t4 - $t5 | tr a-f A-F` | > >- t7=`( echo ibase=16 ; echo $t6 ) | bc` | > >+ t4=`field 1 $t3` | > >+ t5=`field 1 $t1` | > >+ t6=`printf "%lu" $((0x$t4 - 0x$t5))` | > ... | > | > >From where do we obtain this new "field" command ? | `---- here -----'
Without jokes, it even commented:
+# awk style field access +field() { + shift $1 ; echo $1 +} +
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