mirror of
				https://github.com/OpenMW/openmw.git
				synced 2025-11-04 03:26:39 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			34 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			34 lines
		
	
	
	
		
			1.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
#include "db.hpp"
 | 
						|
 | 
						|
#include <sqlite3.h>
 | 
						|
 | 
						|
#include <stdexcept>
 | 
						|
#include <string>
 | 
						|
#include <string_view>
 | 
						|
 | 
						|
namespace Sqlite3
 | 
						|
{
 | 
						|
    void CloseSqlite3::operator()(sqlite3* handle) const noexcept
 | 
						|
    {
 | 
						|
        sqlite3_close(handle);
 | 
						|
    }
 | 
						|
 | 
						|
    Db makeDb(std::string_view path, const char* schema)
 | 
						|
    {
 | 
						|
        sqlite3* handle = nullptr;
 | 
						|
        // All uses of NavMeshDb are protected by a mutex (navmeshtool) or serialized in a single thread (DbWorker)
 | 
						|
        // so additional synchronization between threads is not required and SQLITE_OPEN_NOMUTEX can be used.
 | 
						|
        // This is unsafe to use NavMeshDb without external synchronization because of internal state.
 | 
						|
        const int flags = SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE | SQLITE_OPEN_NOMUTEX;
 | 
						|
        if (const int ec = sqlite3_open_v2(std::string(path).c_str(), &handle, flags, nullptr); ec != SQLITE_OK)
 | 
						|
        {
 | 
						|
            const std::string message(sqlite3_errmsg(handle));
 | 
						|
            sqlite3_close(handle);
 | 
						|
            throw std::runtime_error("Failed to open database: " + message);
 | 
						|
        }
 | 
						|
        Db result(handle);
 | 
						|
        if (const int ec = sqlite3_exec(result.get(), schema, nullptr, nullptr, nullptr); ec != SQLITE_OK)
 | 
						|
            throw std::runtime_error("Failed create database schema: " + std::string(sqlite3_errmsg(handle)));
 | 
						|
        return result;
 | 
						|
    }
 | 
						|
}
 |