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authorTim Rowley <[email protected]>2016-05-04 10:40:10 -0600
committerTim Rowley <[email protected]>2016-05-19 16:25:48 -0500
commitf2a1f894ba3af9299c9a1e770ef25247a6690637 (patch)
tree142c07258ad7ec283229b700e7205461f70eeb18
parent4a58b21ef777e2e47d0ac9ead3d8dccae395df03 (diff)
swr: [rasterizer core] utility function for getenv
Reviewed-by: Bruce Cherniak <[email protected]>
-rw-r--r--src/gallium/drivers/swr/rasterizer/core/utils.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/gallium/drivers/swr/rasterizer/core/utils.h b/src/gallium/drivers/swr/rasterizer/core/utils.h
index e3c534dd851..1c4780a5276 100644
--- a/src/gallium/drivers/swr/rasterizer/core/utils.h
+++ b/src/gallium/drivers/swr/rasterizer/core/utils.h
@@ -866,3 +866,20 @@ struct TemplateArgUnroller
}
};
+//////////////////////////////////////////////////////////////////////////
+/// Helper used to get an environment variable
+//////////////////////////////////////////////////////////////////////////
+static INLINE std::string GetEnv(const std::string& variableName)
+{
+ std::string output;
+#if defined(_WIN32)
+ DWORD valueSize = GetEnvironmentVariableA(variableName.c_str(), nullptr, 0);
+ if (!valueSize) return output;
+ output.resize(valueSize - 1); // valueSize includes null, output.resize() does not
+ GetEnvironmentVariableA(variableName.c_str(), &output[0], valueSize);
+#else
+ output = getenv(variableName.c_str());
+#endif
+
+ return output;
+} \ No newline at end of file