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vllm-project--vllm/csrc/core/batch_invariant.hpp
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#pragma once
#include <cstdlib>
#include <string>
namespace vllm {
// vllm_is_batch_invariant(); returns true
// if env VLLM_BATCH_INVARIANT=1
inline bool vllm_is_batch_invariant() {
static bool cached = []() {
std::string env_key = "VLLM_BATCH_INVARIANT";
const char* val = std::getenv(env_key.c_str());
return (val && std::atoi(val) != 0) ? 1 : 0;
}();
return cached;
}
} // namespace vllm