msvcrt: Added _fgetwc_nolock implementation.

dlls/msvcr100/msvcr100.spec

@@ -802,7 +802,7 @@
 @ cdecl _fflush_nolock(ptr) MSVCRT__fflush_nolock
 @ cdecl _fgetc_nolock(ptr) MSVCRT__fgetc_nolock
 @ cdecl _fgetchar() MSVCRT__fgetchar
-@ stub _fgetwc_nolock
+@ cdecl _fgetwc_nolock(ptr) MSVCRT__fgetwc_nolock
 @ cdecl _fgetwchar() MSVCRT__fgetwchar
 @ cdecl _filbuf(ptr) MSVCRT__filbuf
 @ cdecl _filelength(long) MSVCRT__filelength

dlls/msvcr110/msvcr110.spec

@@ -1150,7 +1150,7 @@
 @ cdecl _fflush_nolock(ptr) MSVCRT__fflush_nolock
 @ cdecl _fgetc_nolock(ptr) MSVCRT__fgetc_nolock
 @ cdecl _fgetchar() MSVCRT__fgetchar
-@ stub _fgetwc_nolock
+@ cdecl _fgetwc_nolock(ptr) MSVCRT__fgetwc_nolock
 @ cdecl _fgetwchar() MSVCRT__fgetwchar
 @ cdecl _filbuf(ptr) MSVCRT__filbuf
 @ cdecl _filelength(long) MSVCRT__filelength

dlls/msvcr80/msvcr80.spec

@@ -469,7 +469,7 @@
 @ cdecl _fflush_nolock(ptr) MSVCRT__fflush_nolock
 @ cdecl _fgetc_nolock(ptr) MSVCRT__fgetc_nolock
 @ cdecl _fgetchar() MSVCRT__fgetchar
-@ stub _fgetwc_nolock
+@ cdecl _fgetwc_nolock(ptr) MSVCRT__fgetwc_nolock
 @ cdecl _fgetwchar() MSVCRT__fgetwchar
 @ cdecl _filbuf(ptr) MSVCRT__filbuf
 @ cdecl _filelength(long) MSVCRT__filelength

dlls/msvcr90/msvcr90.spec

@@ -451,7 +451,7 @@
 @ cdecl _fflush_nolock(ptr) MSVCRT__fflush_nolock
 @ cdecl _fgetc_nolock(ptr) MSVCRT__fgetc_nolock
 @ cdecl _fgetchar() MSVCRT__fgetchar
-@ stub _fgetwc_nolock
+@ cdecl _fgetwc_nolock(ptr) MSVCRT__fgetwc_nolock
 @ cdecl _fgetwchar() MSVCRT__fgetwchar
 @ cdecl _filbuf(ptr) MSVCRT__filbuf
 @ cdecl _filelength(long) MSVCRT__filelength

dlls/msvcrt/file.c

@@ -3576,16 +3576,28 @@ char * CDECL MSVCRT_fgets(char *s, int size, MSVCRT_FILE* file)
 MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
 {
     MSVCRT_wint_t ret;
-    int ch;
 
     MSVCRT__lock_file(file);
+    ret = MSVCRT__fgetwc_nolock(file);
+    MSVCRT__unlock_file(file);
+
+    return ret;
+}
+
+/*********************************************************************
+ *		_fgetwc_nolock (MSVCRT.@)
+ */
+MSVCRT_wint_t CDECL MSVCRT__fgetwc_nolock(MSVCRT_FILE* file)
+{
+    MSVCRT_wint_t ret;
+    int ch;
 
     if((msvcrt_get_ioinfo(file->_file)->exflag & (EF_UTF8 | EF_UTF16))
             || !(msvcrt_get_ioinfo(file->_file)->wxflag & WX_TEXT)) {
         char *p;
 
         for(p=(char*)&ret; (MSVCRT_wint_t*)p<&ret+1; p++) {
-            ch = MSVCRT_fgetc(file);
+            ch = MSVCRT__fgetc_nolock(file);
             if(ch == MSVCRT_EOF) {
                 ret = MSVCRT_WEOF;
                 break;
@@ -3596,11 +3608,11 @@ MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
         char mbs[MSVCRT_MB_LEN_MAX];
         int len = 0;
 
-        ch = MSVCRT_fgetc(file);
+        ch = MSVCRT__fgetc_nolock(file);
         if(ch != MSVCRT_EOF) {
             mbs[0] = (char)ch;
             if(MSVCRT_isleadbyte((unsigned char)mbs[0])) {
-                ch = MSVCRT_fgetc(file);
+                ch = MSVCRT__fgetc_nolock(file);
                 if(ch != MSVCRT_EOF) {
                     mbs[1] = (char)ch;
                     len = 2;
@@ -3614,7 +3626,6 @@ MSVCRT_wint_t CDECL MSVCRT_fgetwc(MSVCRT_FILE* file)
             ret = MSVCRT_WEOF;
     }
 
-    MSVCRT__unlock_file(file);
     return ret;
 }
 

dlls/msvcrt/msvcrt.h

@@ -919,6 +919,7 @@ int __cdecl      MSVCRT_fgetc(MSVCRT_FILE*);
 int __cdecl      MSVCRT__fgetc_nolock(MSVCRT_FILE*);
 int __cdecl      MSVCRT_ungetc(int,MSVCRT_FILE*);
 MSVCRT_wint_t __cdecl MSVCRT_fgetwc(MSVCRT_FILE*);
+MSVCRT_wint_t __cdecl MSVCRT__fgetwc_nolock(MSVCRT_FILE*);
 MSVCRT_wint_t __cdecl MSVCRT_ungetwc(MSVCRT_wint_t,MSVCRT_FILE*);
 int __cdecl      MSVCRT__fseeki64_nolock(MSVCRT_FILE*,__int64,int);
 __int64 __cdecl  MSVCRT__ftelli64(MSVCRT_FILE* file);

include/msvcrt/stdio.h

@@ -196,6 +196,7 @@ unsigned int __cdecl _set_output_format(void);
 
 #ifndef _WSTDIO_DEFINED
 #define _WSTDIO_DEFINED
+wint_t   __cdecl _fgetwc_nolock(FILE*);
 wint_t   __cdecl _fgetwchar(void);
 wint_t   __cdecl _fputwchar(wint_t);
 wchar_t* __cdecl _getws(wchar_t*);