vcpkg/ports/flatbuffers/fix-uwp-build.patch
Xing Ji eea00aaa91
[flatbuffers] upgrade the flatbuffers to v2.0.0 (#18897)
* upgrade the flatbuffers's version

* run `vcpkg x-add-version`

* upgrade flatbuffers to v2.0.0 for mnn

* add new port-version of `mnn` after upgrade the flatbuffers

* fix the port-version of `mnn`

* Update ports/mnn/vcpkg.json

Co-authored-by: JonLiu1993 <63675417+JonLiu1993@users.noreply.github.com>

* Update ports/flatbuffers/CONTROL

Co-authored-by: JonLiu1993 <63675417+JonLiu1993@users.noreply.github.com>

* run `vcpkg x-add-version flatbuffers --overwrite-version`

* run `vcpkg x-add-version mnn --overwrite-version`

* regenerate code files by flatc before build

* run `vcpkg x-add-version mnn --overwrite-version`

* add `flatbuffers` in dependencies

* run `vcpkg x-add-version mnn --overwrite-version`

* new port version for mnn

* run `vcpkg x-add-version mnn --overwrite-version` to rebuild

* Update versions/m-/mnn.json

Co-authored-by: JonLiu1993 <63675417+JonLiu1993@users.noreply.github.com>

* Update ports/mnn/vcpkg.json

Co-authored-by: JonLiu1993 <63675417+JonLiu1993@users.noreply.github.com>

* run `vcpkg x-add-version mnn --overwrite-version`

* Add missing quotes.

Co-authored-by: JonLiu1993 <63675417+JonLiu1993@users.noreply.github.com>
Co-authored-by: Billy Robert ONeal III <bion@microsoft.com>
2021-07-22 15:31:44 -07:00

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Diff

diff --git a/src/util.cpp b/src/util.cpp
index 3670a019..fb5d884f 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -255,9 +255,15 @@ bool ReadEnvironmentVariable(const char *var_name, std::string *_value) {
#ifdef _MSC_VER
__pragma(warning(disable : 4996)); // _CRT_SECURE_NO_WARNINGS
#endif
+#if _WIN32_WINNT < 0x0A00
auto env_str = std::getenv(var_name);
if (!env_str) return false;
if (_value) *_value = std::string(env_str);
+#else
+ //There is no support for environment variables in UWP
+ var_name; // Do nothing
+ *_value = std::string("");
+#endif
return true;
}