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38 lines
1.7 KiB
Plaintext
38 lines
1.7 KiB
Plaintext
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dnl This Source Code Form is subject to the terms of the Mozilla Public
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dnl License, v. 2.0. If a copy of the MPL was not distributed with this
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dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
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dnl Identify which version of the SDK we're building with
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dnl Windows Server 2008 and newer SDKs have WinSDKVer.h, get the version
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dnl from there
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AC_DEFUN([MOZ_FIND_WINSDK_VERSION], [
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MOZ_CHECK_HEADERS([winsdkver.h])
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if test "$ac_cv_header_winsdkver_h" = "yes"; then
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dnl Get the highest _WIN32_WINNT and NTDDI versions supported
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dnl Take the higher of the two
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dnl This is done because the Windows 7 beta SDK reports its
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dnl NTDDI_MAXVER to be 0x06000100 instead of 0x06010000, as it should
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AC_CACHE_CHECK(for highest Windows version supported by this SDK,
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ac_cv_winsdk_maxver,
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[cat > conftest.h <<EOF
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#include <winsdkver.h>
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#include <sdkddkver.h>
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#if (NTDDI_VERSION_FROM_WIN32_WINNT(_WIN32_WINNT_MAXVER) > NTDDI_MAXVER)
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#define WINSDK_MAXVER NTDDI_VERSION_FROM_WIN32_WINNT(_WIN32_WINNT_MAXVER)
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#else
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#define WINSDK_MAXVER NTDDI_MAXVER
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#endif
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WINSDK_MAXVER
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EOF
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ac_cv_winsdk_maxver=`$CPP conftest.h 2>/dev/null | tail -n1`
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rm -f conftest.h
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])
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MOZ_WINSDK_MAXVER=${ac_cv_winsdk_maxver}
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else
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dnl Any SDK which doesn't have WinSDKVer.h is too old.
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AC_MSG_ERROR([Your SDK does not have WinSDKVer.h. It is probably too old. Please upgrade to a newer SDK or try running the Windows SDK Configuration Tool and selecting a newer SDK. See https://developer.mozilla.org/En/Windows_SDK_versions for more details on fixing this.])
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fi
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])
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