documentation: Remove explicit filename after @file.

ir/ana/absgraph.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    absgraph.c
+ * @file
  * @author  Sebastian Hack
  * @date    20.04.2007
  * @brief

ir/ana/absgraph.h

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    absgraph.h
+ * @file
  * @author  Sebastian Hack
  * @date    20.04.2007
  * @brief

ir/ana/dfs.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    dfs.c
+ * @file
  * @author  Sebastian Hack
  * @date    20.04.2007
  * @brief

ir/ana/dfs.h

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    dfs.h
+ * @file
  * @author  Sebastian Hack
  * @date    20.04.2007
  * @brief

ir/ana/dfs_t.h

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    dfs_t.h
+ * @file
  * @author  Sebastian Hack
  * @date    21.04.2007
  * @brief

ir/ana/irlivechk.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    livechk.c
+ * @file
  * @date    21.04.2007
  * @author  Sebastian Hack
  * @brief

ir/ana/irlivechk.h

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    irlivechk.h
+ * @file
  * @author  Sebastian Hack
  * @date    22.04.2007
  * @brief

ir/be/beintlive_t.h

 /**
- * @file   beintlive_t.h
+ * @file
  * @date   10.05.2007
  * @author Sebastian Hack
  *

ir/common/error.h

@@ -26,7 +26,7 @@
 #define FIRM_COMMON_ERROR_H
 
 /**
- * @file error.h
+ * @file
  *
  * Error handling for libFirm.
  *

ir/libcore/lc_opts_enum.c

 /**
- * @file   lc_opts_enum.c
+ * @file
  * @date   24.11.2005
  * @author Sebastian Hack
  *

ir/opt/ifconv.c

@@ -17,8 +17,8 @@
  * PURPOSE.
  */
 
-/*
- * @file    ir/opt/ifconv.c
+/**
+ * @file
  * @brief   If conversion
  * @author  Christoph Mallon
  */

ir/tr/entity_t.h

@@ -17,7 +17,7 @@
  * PURPOSE.
  */
 
-/*
+/**
  * @file
  * @brief   Representation of all program known entities -- private header.
  * @author  Martin Trapp, Christian Schaefer, Goetz Lindenmaier, Michael Beck

ir/tr/tr_inheritance.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    tr_inheritance.c
+ * @file
  * @brief   Utility routines for inheritance representation
  * @author  Goetz Lindenmaier
  */

ir/tr/trverify.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    tr_inheritance.c
+ * @file
  * @brief   Check types and entities for correctness.
  * @date    29.1.2003
  * @author  Michael Beck, Goetz Lindenmaier

ir/tr/type.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    type.c
+ * @file
  * @brief   Representation of types.
  * @author  Goetz Lindenmaier, Michael Beck
  * @brief

ir/tr/type_finalization.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    type_finalization.c
+ * @file
  * @brief   Calculate finalization of classes and entities by
  *          inspecting the class hierarchy.
  * @author  Michael Beck

ir/tr/typewalk.c

@@ -18,7 +18,7 @@
  */
 
 /**
- * @file    typewalk.c
+ * @file
  * @brief   Functionality to modify the type graph.
  * @author  Goetz Lindenmaier
  * @brief

support/lpp_server/lpp_server.c

 /**
- * @file   lpp_server.c
+ * @file
  * @date   19.07.2005
  * @author Sebastian Hack
  *

support/lpp_server/lpp_server.h

 /**
- * @file   lpp_server.h
+ * @file
  * @date   19.07.2005
  * @author Sebastian Hack
  *