diff options
| -rw-r--r-- | src/gallium/drivers/swr/rasterizer/core/utils.h | 17 |
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; +}
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