From 43a97878ce14b72f0981164f87f2e35e14151312 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:22:09 +0200 Subject: Adding upstream version 110.0.1. Signed-off-by: Daniel Baumann --- mozglue/misc/GetKnownFolderPath.cpp | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 mozglue/misc/GetKnownFolderPath.cpp (limited to 'mozglue/misc/GetKnownFolderPath.cpp') diff --git a/mozglue/misc/GetKnownFolderPath.cpp b/mozglue/misc/GetKnownFolderPath.cpp new file mode 100644 index 0000000000..676a1c8056 --- /dev/null +++ b/mozglue/misc/GetKnownFolderPath.cpp @@ -0,0 +1,33 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "GetKnownFolderPath.h" + +namespace mozilla { + +UniquePtr GetKnownFolderPath( + REFKNOWNFOLDERID folderId) { + static decltype(SHGetKnownFolderPath)* shGetKnownFolderPath = nullptr; + if (!shGetKnownFolderPath) { + // We could go out of our way to `FreeLibrary` on this, decrementing its + // ref count and potentially unloading it. However doing so would be either + // effectively a no-op, or counterproductive. Just let it get cleaned up + // when the process is terminated, because we're going to load it anyway + // elsewhere. + HMODULE shell32Dll = ::LoadLibraryW(L"shell32"); + if (!shell32Dll) { + return nullptr; + } + shGetKnownFolderPath = reinterpret_cast( + ::GetProcAddress(shell32Dll, "SHGetKnownFolderPath")); + if (!shGetKnownFolderPath) { + return nullptr; + } + } + PWSTR path = nullptr; + shGetKnownFolderPath(folderId, 0, nullptr, &path); + return UniquePtr(path); +} + +} // namespace mozilla -- cgit v1.2.3