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Fix opening of read-only files on Windows

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The CreateFile* functions return INVALID_HANDLE_VALUE on error, not NULL.

http://article.gmane.org/gmane.comp.kde.devel.taglib/2346
This commit is contained in:
Lukáš Lalinský 2012-11-20 14:15:16 +01:00
parent c6f7ad3e83
commit ade8dc1a21
1 changed files with 8 additions and 2 deletions
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10
taglib/toolkit/tfilestream.cpp
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@ -56,10 +56,16 @@ namespace {
{
DWORD access = readOnly ? GENERIC_READ : (GENERIC_READ | GENERIC_WRITE);
HANDLE handle;
if(wcslen(path) > 0)
return CreateFileW(path, access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
handle = CreateFileW(path, access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
else
return CreateFileA(path, access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
handle = CreateFileA(path, access, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
if(handle == INVALID_HANDLE_VALUE)
handle = NULL;
return handle;
}
size_t fread(void *ptr, size_t size, size_t nmemb, HANDLE stream)