From 452d6dbebada4a2dac886f77cc107ed0c9dfb3d2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jurko=20Gospodneti=C4=87?= <jurko.gospodnetic@pke.hr>
Date: Tue, 14 Aug 2012 04:44:24 +0000
Subject: [PATCH] Boost Jam cleanup - minor stylistic changes.

[SVN r80019]
---
 src/engine/pathunix.c | 11 +++---
 src/engine/pwd.c      | 86 ++++++++++++++++++++++---------------------
 2 files changed, 50 insertions(+), 47 deletions(-)

diff --git a/src/engine/pathunix.c b/src/engine/pathunix.c
index b6457b498..f7411a1e2 100644
--- a/src/engine/pathunix.c
+++ b/src/engine/pathunix.c
@@ -4,11 +4,12 @@
  * This file is part of Jam - see jam.c for Copyright information.
  */
 
-/*  This file is ALSO:
- *  Copyright 2001-2004 David Abrahams.
- *  Copyright 2005 Rene Rivera.
- *  Distributed under the Boost Software License, Version 1.0.
- *  (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
+/* This file is ALSO:
+ * Copyright 2001-2004 David Abrahams.
+ * Copyright 2005 Rene Rivera.
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or copy at
+ * http://www.boost.org/LICENSE_1_0.txt)
  */
 
 /*
diff --git a/src/engine/pwd.c b/src/engine/pwd.c
index 93d812603..e24347434 100644
--- a/src/engine/pwd.c
+++ b/src/engine/pwd.c
@@ -1,75 +1,77 @@
-/* Copyright Vladimir Prus 2002, Rene Rivera 2005. Distributed under the Boost */
-/* Software License, Version 1.0. (See accompanying */
-/* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) */
+/* Copyright Vladimir Prus 2002, Rene Rivera 2005.
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or copy at
+ * http://www.boost.org/LICENSE_1_0.txt)
+ */
 
 #include "jam.h"
 #include "lists.h"
+#include "mem.h"
 #include "object.h"
 #include "pathsys.h"
-#include "mem.h"
 
-#include <limits.h>
 #include <errno.h>
+#include <limits.h>
 
 /* MinGW on windows declares PATH_MAX in limits.h */
 #if defined(NT) && ! defined(__GNUC__)
-#include <direct.h>
-#define PATH_MAX _MAX_PATH
+# include <direct.h>
+# define PATH_MAX _MAX_PATH
 #else
-#include <unistd.h>
-#if defined(__COMO__)
-     #include <linux/limits.h>
-#endif
+# include <unistd.h>
+# if defined(__COMO__)
+#  include <linux/limits.h>
+# endif
 #endif
 
 #ifndef PATH_MAX
-	#define PATH_MAX 1024
+# define PATH_MAX 1024
 #endif
 
-/* The current directory can't change in bjam, so optimize this to cache
-** the result.
+/* The current directory can not change in Boost Jam, so optimize pwd() by
+ * caching the result.
 */
-static OBJECT * pwd_result = NULL;
+static OBJECT * pwd_result;
 
 
-LIST*
-pwd(void)
+LIST * pwd( void )
 {
-    if (!pwd_result)
+    if ( !pwd_result )
     {
-		int buffer_size = PATH_MAX;
-		char * result_buffer = 0;
-		do
-		{
-			char * buffer = BJAM_MALLOC_RAW(buffer_size);
-			result_buffer = getcwd(buffer,buffer_size);
-			if (result_buffer)
-			{
-				#ifdef NT
-                OBJECT * result = object_new(result_buffer);
-				pwd_result = short_path_to_long_path(result);
+        int buffer_size = PATH_MAX;
+        char * result_buffer = 0;
+        do
+        {
+            char * const buffer = BJAM_MALLOC_RAW( buffer_size );
+            result_buffer = getcwd( buffer, buffer_size );
+            if ( result_buffer )
+            {
+                #ifdef NT
+                OBJECT * const result = object_new( result_buffer );
+                pwd_result = short_path_to_long_path( result );
                 object_free( result );
-				#else
-				pwd_result = object_new(result_buffer);
-				#endif
-			}
-			buffer_size *= 2;
-			BJAM_FREE_RAW(buffer);
-		}
-		while (!pwd_result && errno == ERANGE);
-		
-		if (!pwd_result)
-		{
-            perror("can not get current directory");
+                #else
+                pwd_result = object_new( result_buffer );
+                #endif
+            }
+            buffer_size *= 2;
+            BJAM_FREE_RAW( buffer );
+        }
+        while ( !pwd_result && errno == ERANGE );
+
+        if ( !pwd_result )
+        {
+            perror( "can not get current directory" );
             return L0;
         }
     }
     return list_new( object_copy( pwd_result ) );
 }
 
+
 void pwd_done( void )
 {
-    if( pwd_result )
+    if ( pwd_result )
     {
         object_free( pwd_result );
     }