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					35 lines
				
				856 B
			
		
		
			
		
	
	
					35 lines
				
				856 B
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											3 years ago
										 
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								#pragma once
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								#include <cassert>
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								#include <string>
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								#include "common/params.h"
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								#include "common/util.h"
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								class OpenpilotPrefix {
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								public:
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								  OpenpilotPrefix(std::string prefix = {}) {
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								    if (prefix.empty()) {
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								      prefix = util::random_string(15);
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								    }
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								    msgq_path = "/dev/shm/" + prefix;
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								    bool ret = util::create_directories(msgq_path, 0777);
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								    assert(ret);
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								    setenv("OPENPILOT_PREFIX", prefix.c_str(), 1);
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								  }
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								  ~OpenpilotPrefix() {
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								    auto param_path = Params().getParamPath();
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								    if (util::file_exists(param_path)) {
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								      std::string real_path = util::readlink(param_path);
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								      system(util::string_format("rm %s -rf", real_path.c_str()).c_str());
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								      unlink(param_path.c_str());
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								    }
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								    system(util::string_format("rm %s -rf", msgq_path.c_str()).c_str());
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								    unsetenv("OPENPILOT_PREFIX");
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								  }
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								private:
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								  std::string msgq_path;
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								};
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