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Diffstat (limited to 'src/w32.c')
-rw-r--r--src/w32.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/src/w32.c b/src/w32.c
index 7884bad619c..6f1d5fd1698 100644
--- a/src/w32.c
+++ b/src/w32.c
@@ -486,6 +486,7 @@ typedef DWORD (WINAPI *GetAdaptersInfo_Proc) (
int (WINAPI *pMultiByteToWideChar)(UINT,DWORD,LPCSTR,int,LPWSTR,int);
int (WINAPI *pWideCharToMultiByte)(UINT,DWORD,LPCWSTR,int,LPSTR,int,LPCSTR,LPBOOL);
+DWORD multiByteToWideCharFlags;
/* ** A utility function ** */
static BOOL
@@ -1552,8 +1553,8 @@ codepage_for_filenames (CPINFO *cp_info)
int
filename_to_utf16 (const char *fn_in, wchar_t *fn_out)
{
- int result = pMultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS, fn_in, -1,
- fn_out, MAX_PATH);
+ int result = pMultiByteToWideChar (CP_UTF8, multiByteToWideCharFlags, fn_in,
+ -1, fn_out, MAX_PATH);
if (!result)
{
@@ -1643,8 +1644,8 @@ filename_from_ansi (const char *fn_in, char *fn_out)
{
wchar_t fn_utf16[MAX_PATH];
int codepage = codepage_for_filenames (NULL);
- int result = pMultiByteToWideChar (codepage, MB_ERR_INVALID_CHARS, fn_in, -1,
- fn_utf16, MAX_PATH);
+ int result = pMultiByteToWideChar (codepage, multiByteToWideCharFlags, fn_in,
+ -1, fn_utf16, MAX_PATH);
if (!result)
{
@@ -9134,14 +9135,14 @@ check_windows_init_file (void)
"not unpacked properly.\nSee the README.W32 file in the "
"top-level Emacs directory for more information.",
init_file_name, load_path);
- needed = pMultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS, buffer,
- -1, NULL, 0);
+ needed = pMultiByteToWideChar (CP_UTF8, multiByteToWideCharFlags,
+ buffer, -1, NULL, 0);
if (needed > 0)
{
wchar_t *msg_w = alloca ((needed + 1) * sizeof (wchar_t));
- pMultiByteToWideChar (CP_UTF8, MB_ERR_INVALID_CHARS, buffer, -1,
- msg_w, needed);
+ pMultiByteToWideChar (CP_UTF8, multiByteToWideCharFlags, buffer,
+ -1, msg_w, needed);
needed = pWideCharToMultiByte (CP_ACP, 0, msg_w, -1,
NULL, 0, NULL, NULL);
if (needed > 0)
@@ -9328,6 +9329,7 @@ maybe_load_unicows_dll (void)
(MultiByteToWideChar_Proc)GetProcAddress (ret, "MultiByteToWideChar");
pWideCharToMultiByte =
(WideCharToMultiByte_Proc)GetProcAddress (ret, "WideCharToMultiByte");
+ multiByteToWideCharFlags = MB_ERR_INVALID_CHARS;
return ret;
}
else
@@ -9357,6 +9359,11 @@ maybe_load_unicows_dll (void)
pointers; no need for the LoadLibrary dance. */
pMultiByteToWideChar = MultiByteToWideChar;
pWideCharToMultiByte = WideCharToMultiByte;
+ /* On NT 4.0, though, MB_ERR_INVALID_CHARS is not supported. */
+ if (w32_major_version < 5)
+ multiByteToWideCharFlags = 0;
+ else
+ multiByteToWideCharFlags = MB_ERR_INVALID_CHARS;
return LoadLibrary ("Gdi32.dll");
}
}