Fix some indentation problem with \; and pipes.

* lisp/progmodes/sh-script.el (sh-mode-syntax-table): Set syntax of ;|&.
(sh-smie--default-forward-token, sh-smie--default-backward-token):
New functions.
(sh-smie-sh-forward-token, sh-smie-sh-backward-token)
(sh-smie-rc-forward-token, sh-smie-rc-backward-token): Use them.
(sh-smie-sh-rules): Fix indentation of a pipe at BOL.

Fixes: debbugs:17842

1 files changed, 7 insertions, 0 deletions

diff --git a/test/indent/shell.sh b/test/indent/shell.sh
index 8e831bb8f11..4a30739e2d9 100755
--- a/test/indent/shell.sh
+++ b/test/indent/shell.sh
@@ -41,6 +41,13 @@ for foo in bar; do              #  bug#17721
     }
 done
 
+filter_3 ()                     # bug#17842
+{
+    tr -d '"`' | tr '	' ' ' | \
+        awk -F\; -f filter.awk | \
+	grep -v "^," | sort -t, -k2,2
+}
+
 echo -n $(( 5 << 2 ))
 # This should not be treated as a heredoc (bug#12770).
 2