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authorKaren Arutyunov <karen@codesynthesis.com>2016-11-29 03:23:59 +0300
committerKaren Arutyunov <karen@codesynthesis.com>2016-11-29 19:59:24 +0300
commit1e9c3d01783d0c4c8f4d38baa662fa2b836a710b (patch)
tree3b470678b1b36dc88ab7a6ef9cc4ae91e60b2f5c /msvc-common/msvc-sdk-common
parent6513bb7b269ea8b39dfed0e86a2df9a01ee23416 (diff)
Add Windows 10 SDK discovery
Diffstat (limited to 'msvc-common/msvc-sdk-common')
-rwxr-xr-xmsvc-common/msvc-sdk-common36
1 files changed, 36 insertions, 0 deletions
diff --git a/msvc-common/msvc-sdk-common b/msvc-common/msvc-sdk-common
index b29777e..a3b1096 100755
--- a/msvc-common/msvc-sdk-common
+++ b/msvc-common/msvc-sdk-common
@@ -9,4 +9,40 @@ function windows10_sdkversion ()
#
local sdk_root="C:\\Program Files (x86)\\Windows Kits\\10"
+ # Iterate through $sdk_root/Include subdirectories using the "10.0.NNNNN.0"
+ # pattern and choose the (lexicographically) greatest one. Strip the
+ # trailing .0 from the selected name and return it as the SDK version.
+ #
+ # Note that redirecting winepath's stderr to /dev/null is essential to
+ # workaround a wineserver bug. If the script's strderr is redirected to
+ # stdout, it gets inherited by the shell running winepath and the script
+ # caller that reads from the child stdout can hang waiting for EOF until
+ # wineserver terminates. For more details on this bug read the related
+ # comments in msvc-filter.cxx.
+ #
+ local sdk_include
+ sdk_include="$(winepath -u "$sdk_root/Include" 2>/dev/null)"
+
+ local mxv=
+ for d in "$sdk_include/10.0."[0-9][0-9][0-9][0-9][0-9]".0"; do
+ #
+ # Consider sub-directories only. Note that we can get a false positive if
+ # there is no entry that matches the "10.0.NNNNN.0" pattern but the
+ # "10.0.[0-9][0-9][0-9][0-9][0-9].0" sub-directory is present. We handle
+ # this corner case later by checking the version length.
+ #
+ if [ -d "$d" ]; then
+ local v
+ v="$(basename "$d")"
+ if [[ "$mxv" < "$v" ]]; then
+ mxv="$v"
+ fi
+ fi
+ done
+
+ if [ ${#mxv} -ne 12 ]; then
+ error "unable to find Windows 10 SDK in $sdk_root"
+ fi
+
+ echo "${mxv:0:10}"
}