From 20d8d6b04cc16c1d0829402152566b2e1212d516 Mon Sep 17 00:00:00 2001
From: Moritz Bunkus <moritz@bunkus.org>
Date: Thu, 3 Jun 2004 21:55:30 +0000
Subject: [PATCH] Fixes for compilation on Windows.

---
 Makefile.mingw       |  4 ++--
 src/common/mm_io.cpp | 13 ++++++++++++-
 2 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/Makefile.mingw b/Makefile.mingw
index e5d71d4dd..83f34ba56 100644
--- a/Makefile.mingw
+++ b/Makefile.mingw
@@ -110,8 +110,8 @@ config.h: configure.in
 # avilib-0.6.10
 #
 
-libavi_SOURCES = $(wildcard avilib-0.6.10/*.c)
-libavi_OBJECTS := $(patsubst %.c,%.o,$(libavi_SOURCES))
+libavi_SOURCES = $(wildcard avilib-0.6.10/*.c) $(wildcard avilib-0.6.10/*.cpp)
+libavi_OBJECTS := $(patsubst %.c,%.o,$(patsubst %.cpp,%.o,$(libavi_SOURCES)))
 
 avilib-0.6.10/libavi.a: $(libavi_OBJECTS)
 	rm -f $@
diff --git a/src/common/mm_io.cpp b/src/common/mm_io.cpp
index bd541a0e5..6fde54845 100644
--- a/src/common/mm_io.cpp
+++ b/src/common/mm_io.cpp
@@ -266,7 +266,18 @@ bool mm_io_c::eof() {
 
 int
 mm_io_c::truncate(int64_t pos) {
-  _chsize((HANDLE)file, pos);
+  bool result;
+
+  save_pos();
+  if (setFilePointer2(pos)) {
+    result = SetEndOfFile((HANDLE)file);
+    restore_pos();
+    if (result)
+      return 0;
+    return -1;
+  }
+  restore_pos();
+  return -1;
 }
 
 #endif