sbase

suckless unix tools
git clone git://git.suckless.org/sbase
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0004-ed.sh (391B)

      1 #!/bin/sh
      2 
      3 set -e
      4 
      5 tmp1=tmp1.$$
      6 tmp2=tmp2.$$
      7 
      8 cleanup()
      9 {
     10 	st=$?
     11 	rm -f $tmp1 $tmp2
     12 	exit $st
     13 }
     14 
     15 trap cleanup EXIT
     16 
     17 printf foo >$tmp1
     18 ../ed $tmp1 <<EOF >$tmp2
     19 ,p
     20 w
     21 EOF
     22 
     23 # This is somewhat opinionated test for files without trailing newline, more
     24 # documenting the current behavior, which differs from BSD and GNU eds.
     25 diff -u - $tmp2 <<EOF || true
     26 3
     27 foo
     28 4
     29 EOF
     30 
     31 diff -u - $tmp1 <<EOF
     32 foo
     33 EOF