small fix for *scanf

[Mehmet YASAR <myasar@free.fr>]

Hi,

This patch fixes a bug in *scanf : when there is no data is the stream
*scanf should return EOF not 0 (tested with fscanf and sscanf).

Changelog :
- return EOF when stream is empty
- conformance test updated

Mehmet



diff -ur CVS/wine/dlls/msvcrt/scanf.h wine/wine2/dlls/msvcrt/scanf.h
--- CVS/wine/dlls/msvcrt/scanf.h	Fri Dec 20 11:40:07 2002
+++ wine/wine2/dlls/msvcrt/scanf.h	Thu Jan  9 22:40:31 2003
@@ -90,6 +90,8 @@
 #endif /* CONSOLE */
 #endif /* WIDE_SCANF */
     nch = _GETC_(file);
+    if (nch == _EOF_) return _EOF_;
+    
     va_start(ap, format);
     while (*format) {
 	/* a whitespace character in the format string causes scanf to read,
Only in wine/wine2/dlls/msvcrt: scanf.o
Only in wine/wine2/dlls/msvcrt/tests: msvcrt_test.exe.spec.o
diff -ur CVS/wine/dlls/msvcrt/tests/scanf.c wine/wine2/dlls/msvcrt/tests/scanf.c
--- CVS/wine/dlls/msvcrt/tests/scanf.c	Fri Dec 20 11:40:07 2002
+++ wine/wine2/dlls/msvcrt/tests/scanf.c	Thu Jan  9 22:55:28 2003
@@ -26,8 +26,14 @@
 {
     char buffer[100];
     char format[20];
-    int result;
+    int result, ret;
 
+    /* check EOF */
+    strcpy(buffer,"");
+    ret = sscanf(buffer, "%d", &result);
+    ok( ret == EOF,"sscanf returns %x instead of %x", ret, EOF );
+		
+    /* check %x */
     strcpy(buffer,"0x519");
     ok( sscanf(buffer, "%x", &result) == 1, "sscanf failed"  );
     ok( result == 0x519,"sscanf reads %x instead of %x", result, 0x519 );
Only in wine/wine2/dlls/msvcrt/tests: scanf.c~