Fix to fine-tune URI link for Sh QSTRING

Author: idodeclare

src/org/opensolaris/opengrok/analysis/sh/ShXref.lex

@@ -27,6 +27,7 @@ package org.opensolaris.opengrok.analysis.sh;
 import java.io.IOException;
 import java.util.Stack;
 import org.opensolaris.opengrok.analysis.JFlexXrefSimple;
+import org.opensolaris.opengrok.util.StringUtils;
 import org.opensolaris.opengrok.web.HtmlConsts;
 import org.opensolaris.opengrok.web.Util;
 %%
@@ -311,13 +312,20 @@ File = {FNameChar}+ "." ([a-zA-Z]+)
 }
 
 <STRING, SCOMMENT, QSTRING> {
-
-{BrowseableURI}    {
-    appendLink(yytext(), true);
-}
-
 {FNameChar}+ "@" {FNameChar}+ "." {FNameChar}+
         {
           writeEMailAddress(yytext());
         }
 }
+
+<STRING, SCOMMENT> {
+    {BrowseableURI}    {
+        appendLink(yytext(), true);
+    }
+}
+
+<QSTRING> {
+    {BrowseableURI}    {
+        appendLink(yytext(), true, StringUtils.APOS_NO_BSESC);
+    }
+}

test/org/opensolaris/opengrok/analysis/sh/sample.sh

@@ -267,3 +267,4 @@ exit 0
 
 typeset -i vint
 vint=0xFFEF
+echo 'http://example.com'

test/org/opensolaris/opengrok/analysis/sh/sample_xref.html

@@ -275,5 +275,6 @@
 <a class="l" name="267" href="#267">267</a>
 <a class="l" name="268" href="#268">268</a><b>typeset</b> -i <a href="/source/s?defs=vint" class="intelliWindow-symbol" data-definition-place="undefined-in-file">vint</a>
 <a class="l" name="269" href="#269">269</a><a href="/source/s?defs=vint" class="intelliWindow-symbol" data-definition-place="undefined-in-file">vint</a>=<span class="n">0xFFEF</span>
-<a class="hl" name="270" href="#270">270</a></body>
+<a class="hl" name="270" href="#270">270</a><b>echo</b> <span class="s">&apos;<a href="http://example.com">http://example.com</a>&apos;</span>
+<a class="l" name="271" href="#271">271</a></body>
 </html>