files.h

/*
 * Fermat
 *
 * Copyright (c) 2016-2019, NVIDIA CORPORATION. All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *    * Neither the name of the NVIDIA CORPORATION nor the
 *      names of its contributors may be used to endorse or promote products
 *      derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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 */

#pragma once

#include <stdlib.h>
#include <stdint.h>
#include <string>
#include <vector>

struct ScopedFile
{
    ScopedFile() : file(NULL) {}
    ScopedFile(const char* filename, const char* mode)
    {
        file = fopen(filename, mode);
    }
    explicit ScopedFile(FILE* _file) : file(_file) {}

    ~ScopedFile() { close(); }

    void close()
    {
        if (file)
        {
            fclose(file);
            file = NULL;
        }
    }

    operator FILE*() const { return file; }

    FILE* file;
};

void extract_path(const char* filename, char* local_path);

bool find_file(char* filename, const unsigned int n_dirs, char** dirs);

bool find_file(char* filename, const std::vector<std::string>& dirs);