From 93f67dfc73601ea2f73c1fa2d9f4f13a84cf1232 Mon Sep 17 00:00:00 2001
From: Patrick Lam <plam@MIT.EDU>
Date: Wed, 19 Apr 2006 16:53:50 +0000
Subject: [PATCH] Dominic Lachowicz <cinamod@hotmail.com> Implement mmap-like
 code for Windows using MapViewOfFile.

---
 ChangeLog     |  7 +++++++
 src/fccache.c | 23 ++++++++++++++++++++---
 2 files changed, 27 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 15b3662..0f83c24 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,6 +6,13 @@
 
 	Bump version to 2.3.95.
 
+2006-04-19  Patrick Lam	 <plam@mit.edu>
+	    Dominic Lachowicz  <cinamod@hotmail.com>
+
+	* src/fccache.c (FcDirCacheConsume):
+
+	Implement mmap-like code for Windows using MapViewOfFile.
+	
 2006-04-19  Patrick Lam	 <plam@mit.edu>
 	* src/fccache.c (FcDirCacheConsume, FcCacheNextOffset):
 
diff --git a/src/fccache.c b/src/fccache.c
index c98c001..8f25b2c 100644
--- a/src/fccache.c
+++ b/src/fccache.c
@@ -27,12 +27,12 @@
 #include <dirent.h>
 #include <string.h>
 #include <sys/types.h>
-#include <unistd.h>
 #include "fcint.h"
-#include <unistd.h>
 #if defined(HAVE_MMAP) || defined(__CYGWIN__)
+#  include <unistd.h>
 #  include <sys/mman.h>
-#  include <sys/utsname.h>
+#elif defined(_WIN32)
+#  include <windows.h>
 #endif
 
 #define ENDIAN_TEST 0x12345678
@@ -1203,6 +1203,23 @@ FcDirCacheConsume (int fd, const char * dir, FcFontSet *set, FcConfig *config)
 			      PROT_READ, MAP_SHARED, fd, pos);
     if (current_dir_block == MAP_FAILED)
 	return FcFalse;
+#elif defined(_WIN32)
+	{
+		HANDLE hFileMap;
+
+		hFileMap = CreateFileMapping((HANDLE) _get_osfhandle(fd), NULL, PAGE_READONLY, 0, 0, NULL);
+		if (hFileMap == NULL)
+			return FcFalse;
+
+		current_dir_block = MapViewOfFile (hFileMap, FILE_MAP_READ, 0, 0, metadata.count + pos);
+		if (current_dir_block == NULL)
+		{
+			CloseHandle (hFileMap);
+			return FcFalse;
+		}
+
+		current_dir_block = (void *)((char *)current_dir_block + pos);
+	}
 #else
     current_dir_block = malloc (metadata.count);
     if (!current_dir_block)
-- 
2.39.2