ntdll: Use NTDLL_tolower instead of toupper.

Signed-off-by: Piotr Caban <piotr@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

ntdll: Use NTDLL_tolower instead of toupper.
073bb1d0 · Piotr Caban · Alexandre Julliard · 3588e5ab · 073bb1d0 · 073bb1d0
Commit 073bb1d0 authored Mar 26, 2019 by Piotr Caban Committed by Alexandre Julliard Mar 26, 2019
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ntdll_misc.h dlls/ntdll/ntdll_misc.h +1 -0

printf.c dlls/ntdll/printf.c +2 -2

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--- a/dlls/ntdll/ntdll_misc.h
+++ b/dlls/ntdll/ntdll_misc.h
@@ -258,5 +258,6 @@ NTSTATUS WINAPI RtlHashUnicodeString(PCUNICODE_STRING,BOOLEAN,ULONG,ULONG*);
 void     WINAPI LdrInitializeThunk(CONTEXT*,void**,ULONG_PTR,ULONG_PTR);

 /* string functions */
+int __cdecl NTDLL_tolower( int c );
 int __cdecl _stricmp( LPCSTR str1, LPCSTR str2 );
 #endif
--- a/dlls/ntdll/printf.c
+++ b/dlls/ntdll/printf.c
@@ -378,7 +378,7 @@ static void pf_fixup_exponent( char *buf )
 {
    char* tmp = buf;

-    while (tmp[0] && toupper(tmp[0]) != 'E')
+    while (tmp[0] && NTDLL_tolower(tmp[0]) != 'e')
        tmp++;

    if (tmp[0] && (tmp[1] == '+' || tmp[1] == '-') &&
@@ -637,7 +637,7 @@ static int pf_vsnprintf( pf_output *out, const WCHAR *format, __ms_va_list valis
            if( pf_is_double_format( flags.Format ) )
            {
                sprintf( x, fmt, va_arg(valist, double) );
-                if (toupper(flags.Format) == 'E' || toupper(flags.Format) == 'G')
+                if (NTDLL_tolower(flags.Format) == 'e' || NTDLL_tolower(flags.Format) == 'g')
                    pf_fixup_exponent( x );
            }
            else