Fix for: #9

jzmaddock · jzmaddock · commit 39aa10d82d61 · 2014-12-31T19:31:20.000Z
diff --git a/src/fileiter.cpp b/src/fileiter.cpp
@@ -267,14 +267,15 @@ void mapfile::lock(pointer* node)const
            read_size = std::fread(*node + sizeof(int), _size % buf_size, 1, hfile); 
         else
            read_size = std::fread(*node + sizeof(int), buf_size, 1, hfile);
-#ifndef BOOST_NO_EXCEPTIONS 
         if((read_size == 0) || (std::ferror(hfile)))
         { 
+#ifndef BOOST_NO_EXCEPTIONS 
+           unlock(node);
            throw std::runtime_error("Unable to read file."); 
-        } 
 #else 
-        BOOST_REGEX_NOEH_ASSERT((0 == std::ferror(hfile)) && (read_size != 0)); 
+           BOOST_REGEX_NOEH_ASSERT((0 == std::ferror(hfile)) && (read_size != 0)); 
 #endif 
+        } 
       }
       else
       {

Original file line number	Diff line number	Diff line change
`@@ -267,14 +267,15 @@ void mapfile::lock(pointer* node)const`
`267`	`267`	`read_size = std::fread(*node + sizeof(int), _size % buf_size, 1, hfile);`
`268`	`268`	`else`
`269`	`269`	`read_size = std::fread(*node + sizeof(int), buf_size, 1, hfile);`
`270`		`-#ifndef BOOST_NO_EXCEPTIONS`
`271`	`270`	`if((read_size == 0) \|\| (std::ferror(hfile)))`
`272`	`271`	`{`
	`272`	`+#ifndef BOOST_NO_EXCEPTIONS`
	`273`	`+ unlock(node);`
`273`	`274`	`throw std::runtime_error("Unable to read file.");`
`274`		`- }`
`275`	`275`	`#else`
`276`		`- BOOST_REGEX_NOEH_ASSERT((0 == std::ferror(hfile)) && (read_size != 0));`
	`276`	`+ BOOST_REGEX_NOEH_ASSERT((0 == std::ferror(hfile)) && (read_size != 0));`
`277`	`277`	`#endif`
	`278`	`+ }`
`278`	`279`	`}`
`279`	`280`	`else`
`280`	`281`	`{`