neno: Clean-up no longer needed: tmpfile are unlinked but kept open.

neno/neno

@@ -63,38 +63,24 @@ B<man>
 
 =cut
 
-print() {
-  cat $TMP/stdout >&3
-  cat $TMP/stderr >&4
-}
+_tmp=$(mktemp -d /tmp/no-error.XXXXX)
+true 2>$_tmp/stderr >$_tmp/stdout
+# Save original stdout/stderr
+exec 11>&1 12>&2 
+# Redirect stdout/stderr to tmpfiles
+exec 1>$_tmp/stdout 2>$_tmp/stderr
+# Open the tmpfiles for reading
+exec 21<$_tmp/stdout 22<$_tmp/stderr
+# Unlink files (but keep them open)
+rm -rf $_tmp
 
-cleanup() {
-  rm -rf $TMP
-  return $?
-}
- 
-control_c() {
-  # Run if user hits control-C
-  # >&4 is the non-redirected stderr
-  echo >&4
-  print
-  echo -en "\n$0: CTRL-C hit: Exiting.\n" >&4
-  cleanup
-  exit $?
-}
- 
-# trap keyboard interrupt (control-c)
-trap control_c SIGINT
-
-TMP=$(mktemp -d /tmp/no-error.XXXXX)
-exec 3>&1 4>&2
-eval $* 2>$TMP/stderr >$TMP/stdout
-ERROR=$?
-if [ $ERROR == 0 ] ; then
+eval "$@"
+_error=$?
+if [ $_error == 0 ] ; then
     # skip
     true
 else
-  print
+    cat 0<&21 >&11
+    cat 0<&22 >&12
 fi
-cleanup
-exit $ERROR
+exit $_error