mirror of
https://github.com/open-goal/jak-project.git
synced 2024-10-20 21:27:52 -04:00
abcd444a3b
* initial deftype implementation * fix library setup for windows * implement deftype * fix memory bug * fix formatting
110 lines
3.1 KiB
C++
110 lines
3.1 KiB
C++
#include "FileUtil.h"
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#include <iostream>
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#include <stdio.h> /* defines FILENAME_MAX */
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#include <fstream>
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#include <sstream>
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#include <cassert>
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#ifdef _WIN32
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#include <Windows.h>
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#else
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#include <unistd.h>
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#include <cstring>
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#endif
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std::string file_util::get_project_path() {
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#ifdef _WIN32
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char buffer[FILENAME_MAX];
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GetModuleFileNameA(NULL, buffer, FILENAME_MAX);
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std::string::size_type pos =
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std::string(buffer).rfind("jak-project"); // Strip file path down to \jak-project\ directory
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return std::string(buffer).substr(
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0, pos + 11); // + 12 to include "\jak-project" in the returned filepath
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#else
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// do Linux stuff
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char buffer[FILENAME_MAX + 1];
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auto len = readlink("/proc/self/exe", buffer,
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FILENAME_MAX); // /proc/self acts like a "virtual folder" containing
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// information about the current process
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buffer[len] = '\0';
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std::string::size_type pos =
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std::string(buffer).rfind("jak-project"); // Strip file path down to /jak-project/ directory
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return std::string(buffer).substr(
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0, pos + 11); // + 12 to include "/jak-project" in the returned filepath
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#endif
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}
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std::string file_util::get_file_path(const std::vector<std::string>& input) {
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std::string currentPath = file_util::get_project_path();
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char dirSeparator;
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#ifdef _WIN32
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dirSeparator = '\\';
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#else
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dirSeparator = '/';
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#endif
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std::string filePath = currentPath;
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for (int i = 0; i < int(input.size()); i++) {
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filePath = filePath + dirSeparator + input[i];
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}
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return filePath;
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}
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void file_util::write_binary_file(const std::string& name, void* data, size_t size) {
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FILE* fp = fopen(name.c_str(), "wb");
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if (!fp) {
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throw std::runtime_error("couldn't open file " + name);
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}
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if (fwrite(data, size, 1, fp) != 1) {
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throw std::runtime_error("couldn't write file " + name);
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}
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fclose(fp);
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}
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void file_util::write_text_file(const std::string& file_name, const std::string& text) {
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FILE* fp = fopen(file_name.c_str(), "w");
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if (!fp) {
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printf("Failed to fopen %s\n", file_name.c_str());
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throw std::runtime_error("Failed to open file");
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}
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fprintf(fp, "%s\n", text.c_str());
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fclose(fp);
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}
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std::vector<uint8_t> file_util::read_binary_file(const std::string& filename) {
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auto fp = fopen(filename.c_str(), "rb");
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if (!fp)
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throw std::runtime_error("File " + filename +
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" cannot be opened: " + std::string(strerror(errno)));
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fseek(fp, 0, SEEK_END);
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auto len = ftell(fp);
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rewind(fp);
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std::vector<uint8_t> data;
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data.resize(len);
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if (fread(data.data(), len, 1, fp) != 1) {
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throw std::runtime_error("File " + filename + " cannot be read");
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}
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fclose(fp);
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return data;
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}
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std::string file_util::read_text_file(const std::string& path) {
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std::ifstream file(path);
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if (!file.good()) {
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throw std::runtime_error("couldn't open " + path);
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}
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std::stringstream ss;
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ss << file.rdbuf();
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return ss.str();
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}
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bool file_util::is_printable_char(char c) {
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return c >= ' ' && c <= '~';
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} |