 src/8svx.c            |    3 +-
 src/adpcm.c           |    1 +
 src/effects_i.c       |    3 +-
 src/formats.c         |    9 ++-
 src/libsox.c          |    2 +
 src/libsox_i.c        |    7 +-
 src/noiseprof.c       |    3 +-
 src/sox.c             |   33 ++++++++---
 src/unicode_support.c |  148 +++++++++++++++++++++++++++++++++++++++++++++++++
 src/unicode_support.h |   16 +++++
 src/util.h            |    5 ++
 11 files changed, 211 insertions(+), 19 deletions(-)

diff --git a/src/8svx.c b/src/8svx.c
index 63c30e6..fd712f4 100644
--- a/src/8svx.c
+++ b/src/8svx.c
@@ -1,6 +1,7 @@
 /* Amiga 8SVX format handler: W V Neisius, February 1992 */
 
 #include "sox_i.h"
+#include "unicode_support.h"
 
 #include <errno.h>
 #include <string.h>
@@ -161,7 +162,7 @@ static int startread(sox_format_t * ft)
         chan1_pos = lsx_tell(ft);
 
         for (i = 1; i < channels; i++) {
-                if ((p->ch[i] = fopen(ft->filename, "rb")) == NULL)
+                if ((p->ch[i] = fopen_utf8(ft->filename, "rb")) == NULL)
                 {
                         lsx_fail_errno(ft,errno,"Can't open channel file '%s'",
                                 ft->filename);
diff --git a/src/adpcm.c b/src/adpcm.c
index 2e13867..15c27c2 100644
--- a/src/adpcm.c
+++ b/src/adpcm.c
@@ -33,6 +33,7 @@
 
 #include "sox_i.h"
 #include "adpcm.h"
+#include "unicode_support.h"
 
 #include <sys/types.h>
 #include <stdio.h>
diff --git a/src/effects_i.c b/src/effects_i.c
index 7d72166..65d6a0b 100644
--- a/src/effects_i.c
+++ b/src/effects_i.c
@@ -20,6 +20,7 @@
 
 #define LSX_EFF_ALIAS
 #include "sox_i.h"
+#include "unicode_support.h"
 #include <string.h>
 #include <ctype.h>
 
@@ -355,7 +356,7 @@ FILE * lsx_open_input_file(sox_effect_t * effp, char const * filename)
     effp->global_info->global_info->stdin_in_use_by = effp->handler.name;
     file = stdin;
   }
-  else if (!(file = fopen(filename, "r"))) {
+  else if (!(file = fopen_utf8(filename, "r"))) {
     lsx_fail("couldn't open file %s: %s", filename, strerror(errno));
     return NULL;
   }
diff --git a/src/formats.c b/src/formats.c
index cac686c..1baa213 100644
--- a/src/formats.c
+++ b/src/formats.c
@@ -19,6 +19,7 @@
  */
 
 #include "sox_i.h"
+#include "unicode_support.h"
 
 #include <assert.h>
 #include <ctype.h>
@@ -396,7 +397,7 @@ static FILE * xfopen(char const * identifier, char const * mode, lsx_io_type * i
 #endif
     return f;
   }
-  return fopen(identifier, mode);
+  return fopen_utf8(identifier, mode);
 }
 
 /* Hack to rewind pipes (a small amount).
@@ -847,8 +848,8 @@ static sox_format_t * open_write(
       ft->fp = stdout;
     }
     else {
-      struct stat st;
-      if (!stat(path, &st) && (st.st_mode & S_IFMT) == S_IFREG &&
+      struct _stat st;
+      if (!stat_utf8(path, &st) && (st.st_mode & S_IFMT) == S_IFREG &&
           (overwrite_permitted && !overwrite_permitted(path))) {
         lsx_fail("permission to overwrite `%s' denied", path);
         goto error;
@@ -858,7 +859,7 @@ static sox_format_t * open_write(
         buffer? fmemopen(buffer, buffer_size, "w+b") :
         buffer_ptr? open_memstream(buffer_ptr, buffer_size_ptr) :
 #endif
-        fopen(path, "w+b");
+        fopen_utf8(path, "w+b");
       if (ft->fp == NULL) {
         lsx_fail("can't open output file `%s': %s", path, strerror(errno));
         goto error;
diff --git a/src/libsox.c b/src/libsox.c
index 75354e4..a766aa9 100644
--- a/src/libsox.c
+++ b/src/libsox.c
@@ -19,6 +19,8 @@
  */
 
 #include "sox_i.h"
+#include "unicode_support.h"
+
 #include <string.h>
 
 const char *sox_version(void)
diff --git a/src/libsox_i.c b/src/libsox_i.c
index 8a7074a..b498cc0 100644
--- a/src/libsox_i.c
+++ b/src/libsox_i.c
@@ -20,6 +20,7 @@
 
 
 #include "sox_i.h"
+#include "unicode_support.h"
 
 #ifdef HAVE_IO_H
   #include <io.h>
@@ -48,8 +49,8 @@
 #ifdef WIN32
 static int check_dir(char * buf, size_t buflen, char const * name)
 {
-  struct stat st;
-  if (!name || stat(name, &st) || (st.st_mode & S_IFMT) != S_IFDIR)
+  struct _stat st;
+  if (!name || stat_utf8(name, &st) || (st.st_mode & S_IFMT) != S_IFDIR)
   {
     return 0;
   }
@@ -102,7 +103,7 @@ FILE * lsx_tmpfile(void)
     fildes = mkstemp(name);
 #ifdef HAVE_UNISTD_H
     lsx_debug(FAKE_MKSTEMP "mkstemp, name=%s (unlinked)", name);
-    unlink(name);
+    unlink_utf8(name);
 #else
     lsx_debug(FAKE_MKSTEMP "mkstemp, name=%s (O_TEMPORARY)", name);
 #endif
diff --git a/src/noiseprof.c b/src/noiseprof.c
index 603402f..d46c280 100644
--- a/src/noiseprof.c
+++ b/src/noiseprof.c
@@ -19,6 +19,7 @@
  */
 
 #include "noisered.h"
+#include "unicode_support.h"
 
 #include <assert.h>
 #include <string.h>
@@ -75,7 +76,7 @@ static int sox_noiseprof_start(sox_effect_t * effp)
     effp->global_info->global_info->stdout_in_use_by = effp->handler.name;
     data->output_file = stdout;
   }
-  else if ((data->output_file = fopen(data->output_filename, "w")) == NULL) {
+  else if ((data->output_file = fopen_utf8(data->output_filename, "w")) == NULL) {
     lsx_fail("Couldn't open profile file %s: %s", data->output_filename, strerror(errno));
     return SOX_EOF;
   }
diff --git a/src/sox.c b/src/sox.c
index 665149b..da43424 100644
--- a/src/sox.c
+++ b/src/sox.c
@@ -24,6 +24,7 @@
 #include "soxconfig.h"
 #include "sox.h"
 #include "util.h"
+#include "unicode_support.h"
 
 #include <ctype.h>
 #include <errno.h>
@@ -236,12 +237,12 @@ static void cleanup(void)
   if (file_count) {
     if (ofile->ft) {
       if (!success && ofile->ft->fp) {   /* If we failed part way through */
-        struct stat st;                  /* writing a normal file, remove it. */
-        if (!stat(ofile->ft->filename, &st) &&
+        struct _stat st;                  /* writing a normal file, remove it. */
+        if (!stat_utf8(ofile->ft->filename, &st) &&
             (st.st_mode & S_IFMT) == S_IFREG)
-          unlink(ofile->ft->filename);
+          unlink_utf8(ofile->ft->filename);
       }
-      sox_close(ofile->ft); /* Assume we can unlink a file before closing it. */
+      sox_close(ofile->ft); /* Assume we can unlink_utf8 a file before closing it. */
     }
     free(ofile->filename);
     free(ofile);
@@ -293,8 +294,8 @@ static char const * str_time(double seconds)
 
 static char const * size_and_bitrate(sox_format_t * ft, char const * * text)
 {
-  struct stat st;    /* ft->fp may validly be NULL, so stat not fstat */
-  if (stat(ft->filename, &st) || (st.st_mode & S_IFMT) != S_IFREG)
+  struct _stat st;    /* ft->fp may validly be NULL, so stat not fstat */
+  if (stat_utf8(ft->filename, &st) || (st.st_mode & S_IFMT) != S_IFREG)
     return NULL;
   if (ft->signal.length && ft->signal.channels && ft->signal.rate && text) {
     double secs = ft->signal.length / ft->signal.channels / ft->signal.rate;
@@ -906,7 +907,7 @@ static char * * strtoargv(char * s, int * argc)
 
 static void read_user_effects(char const *filename)
 {
-    FILE *file = fopen(filename, "rt");
+    FILE *file = fopen_utf8(filename, "rt");
     const size_t buffer_size_step = 1024;
     size_t buffer_size = buffer_size_step;
     char *s = lsx_malloc(buffer_size); /* buffer for one input line */
@@ -1269,6 +1270,7 @@ static void display_status(sox_bool all_done)
       lsx_sigfigs3((double)output_samples),
       vu(0), vu(1), headroom(), lsx_sigfigs3((double)total_clips()));
   }
+  fflush(stderr);
   if (all_done)
     fputc('\n', stderr);
 }
@@ -2123,7 +2125,7 @@ static void read_comment_file(sox_comments_t * comments, char const * const file
   int c;
   size_t text_length = 100;
   char * text = lsx_malloc(text_length + 1);
-  FILE * file = fopen(filename, "rt");
+  FILE * file = fopen_utf8(filename, "rt");
 
   if (file == NULL) {
     lsx_fail("Cannot open comment file `%s'", filename);
@@ -2830,7 +2832,7 @@ static sox_bool cmp_comment_text(char const * c1, char const * c2)
   return c1 && c2 && !strcasecmp(c1, c2);
 }
 
-int main(int argc, char **argv)
+static int sox_main(int argc, char **argv)
 {
   size_t i;
   char mybase[6];
@@ -3032,3 +3034,16 @@ int main(int argc, char **argv)
 
   return 0;
 }
+
+int main( int argc, char **argv )
+{
+  int sox_argc;
+  char **sox_argv;
+  int exit_code;
+
+  init_commandline_arguments_utf8(&sox_argc, &sox_argv);
+  exit_code = sox_main(sox_argc, sox_argv);
+  free_commandline_arguments_utf8(&sox_argc, &sox_argv);
+
+  return exit_code;
+}
diff --git a/src/unicode_support.c b/src/unicode_support.c
new file mode 100644
index 0000000..e0cbbc9
--- /dev/null
+++ b/src/unicode_support.c
@@ -0,0 +1,148 @@
+#include "unicode_support.h"
+
+#include <windows.h>
+#include <io.h>
+
+char *utf16_to_utf8(const wchar_t *input)
+{
+	char *Buffer;
+	int BuffSize = 0, Result = 0;
+
+	BuffSize = WideCharToMultiByte(CP_UTF8, 0, input, -1, NULL, 0, NULL, NULL);
+	Buffer = (char*) malloc(sizeof(char) * BuffSize);
+	if(Buffer)
+	{
+		Result = WideCharToMultiByte(CP_UTF8, 0, input, -1, Buffer, BuffSize, NULL, NULL);
+	}
+
+	return ((Result > 0) && (Result <= BuffSize)) ? Buffer : NULL;
+}
+
+char *utf16_to_ansi(const wchar_t *input)
+{
+	char *Buffer;
+	int BuffSize = 0, Result = 0;
+
+	BuffSize = WideCharToMultiByte(CP_ACP, 0, input, -1, NULL, 0, NULL, NULL);
+	Buffer = (char*) malloc(sizeof(char) * BuffSize);
+	if(Buffer)
+	{
+		Result = WideCharToMultiByte(CP_ACP, 0, input, -1, Buffer, BuffSize, NULL, NULL);
+	}
+
+	return ((Result > 0) && (Result <= BuffSize)) ? Buffer : NULL;
+}
+
+wchar_t *utf8_to_utf16(const char *input)
+{
+	wchar_t *Buffer;
+	int BuffSize = 0, Result = 0;
+
+	BuffSize = MultiByteToWideChar(CP_UTF8, 0, input, -1, NULL, 0);
+	Buffer = (wchar_t*) malloc(sizeof(wchar_t) * BuffSize);
+	if(Buffer)
+	{
+		Result = MultiByteToWideChar(CP_UTF8, 0, input, -1, Buffer, BuffSize);
+	}
+
+	return ((Result > 0) && (Result <= BuffSize)) ? Buffer : NULL;
+}
+
+void init_commandline_arguments_utf8(int *argc, char ***argv)
+{
+	int i, nArgs;
+	LPWSTR *szArglist;
+
+	szArglist = CommandLineToArgvW(GetCommandLineW(), &nArgs);
+
+	if(NULL == szArglist)
+	{
+		fprintf(stderr, "\nFATAL: CommandLineToArgvW failed\n\n");
+		exit(-1);
+	}
+
+	*argv = (char**) malloc(sizeof(char*) * nArgs);
+	*argc = nArgs;
+
+	if(NULL == *argv)
+	{
+		fprintf(stderr, "\nFATAL: Malloc failed\n\n");
+		exit(-1);
+	}
+	
+	for(i = 0; i < nArgs; i++)
+	{
+		(*argv)[i] = utf16_to_utf8(szArglist[i]);
+		if(NULL == (*argv)[i])
+		{
+			fprintf(stderr, "\nFATAL: utf16_to_utf8 failed\n\n");
+			exit(-1);
+		}
+	}
+
+	LocalFree(szArglist);
+}
+
+void free_commandline_arguments_utf8(int *argc, char ***argv)
+{
+	int i = 0;
+	
+	if(*argv != NULL)
+	{
+		for(i = 0; i < *argc; i++)
+		{
+			if((*argv)[i] != NULL)
+			{
+				free((*argv)[i]);
+				(*argv)[i] = NULL;
+			}
+		}
+		free(*argv);
+		*argv = NULL;
+	}
+}
+
+FILE *fopen_utf8(const char *filename_utf8, const char *mode_utf8)
+{
+	FILE *ret = NULL;
+	wchar_t *filename_utf16 = utf8_to_utf16(filename_utf8);
+	wchar_t *mode_utf16 = utf8_to_utf16(mode_utf8);
+	
+	if(filename_utf16 && mode_utf16)
+	{
+		ret = _wfopen(filename_utf16, mode_utf16);
+	}
+
+	if(filename_utf16) free(filename_utf16);
+	if(mode_utf16) free(mode_utf16);
+
+	return ret;
+}
+
+int stat_utf8(const char *path_utf8, struct _stat *buf)
+{
+	int ret = -1;
+	
+	wchar_t *path_utf16 = utf8_to_utf16(path_utf8);
+	if(path_utf16)
+	{
+		ret = _wstat(path_utf16, buf);
+		free(path_utf16);
+	}
+	
+	return ret;
+}
+
+int unlink_utf8(const char *path_utf8)
+{
+	int ret = -1;
+	
+	wchar_t *path_utf16 = utf8_to_utf16(path_utf8);
+	if(path_utf16)
+	{
+		ret = _wunlink(path_utf16);
+		free(path_utf16);
+	}
+	
+	return ret;
+}
diff --git a/src/unicode_support.h b/src/unicode_support.h
new file mode 100644
index 0000000..6775e00
--- /dev/null
+++ b/src/unicode_support.h
@@ -0,0 +1,16 @@
+#ifndef UNICODE_SUPPORT_H_INCLUDED
+#define UNICODE_SUPPORT_H_INCLUDED
+
+#include <stdio.h>
+#include <sys/stat.h>
+
+char *utf16_to_utf8(const wchar_t *input);
+char *utf16_to_ansi(const wchar_t *input);
+wchar_t *utf8_to_utf16(const char *input);
+void init_commandline_arguments_utf8(int *argc, char ***argv);
+void free_commandline_arguments_utf8(int *argc, char ***argv);
+FILE *fopen_utf8(const char *filename_utf8, const char *mode_utf8);
+int stat_utf8(const char *path_utf8, struct _stat *buf);
+int unlink_utf8(const char *path_utf8);
+
+#endif
\ No newline at end of file
diff --git a/src/util.h b/src/util.h
index f10b676..4a835f0 100644
--- a/src/util.h
+++ b/src/util.h
@@ -91,6 +91,10 @@
 
 #ifdef _MSC_VER
 
+#define inline __inline
+#define snprintf _snprintf
+
+/*
 #define __STDC__ 1
 #define O_BINARY _O_BINARY
 #define O_CREAT _O_CREAT
@@ -141,6 +145,7 @@
 #define off_t __int64
 #define HAVE_FSEEKO 1
 #endif
+*/
 
 #elif defined(__MINGW32__)
 
