mirror of
https://github.com/kichikuou/system3-sdl2.git
synced 2026-09-28 18:08:03 +03:00
92 lines
1.7 KiB
C++
92 lines
1.7 KiB
C++
/*
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ALICE SOFT SYSTEM 3 for Win32
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[ File I/O ]
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*/
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#include "fileio.h"
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#include <string.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#ifndef _WIN32
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#include <dirent.h>
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#endif
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#ifdef __EMSCRIPTEN__
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#include <emscripten.h>
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#endif
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std::string FILEIO::savedir = ".";
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namespace {
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std::string FindFile(const std::string& dir, const char* filename) {
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std::string path = dir + "/" + filename;
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#ifndef _WIN32
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// Case-insensitive search for files in `dir`.
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DIR* d = opendir(dir.c_str());
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if (!d)
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return path;
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while (struct dirent* entry = readdir(d)) {
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if (strcasecmp(filename, entry->d_name) == 0)
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path = dir + "/" + entry->d_name;
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}
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closedir(d);
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#endif
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return path;
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}
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} // namespace
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void FILEIO::set_savedir(const std::string& dir)
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{
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savedir = dir;
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while (!savedir.empty() && savedir.back() == '/')
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savedir.pop_back();
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}
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int FILEIO::stat_save(const char* filename, struct stat* buf)
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{
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return stat(FindFile(savedir, filename).c_str(), buf);
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}
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FILEIO::~FILEIO(void)
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{
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fclose(fp);
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#ifdef __EMSCRIPTEN__
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if (mode_ & FILEIO_WRITE_BINARY)
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EM_ASM( xsystem35.shell.syncfs(); );
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#endif
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}
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// static
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std::unique_ptr<FILEIO> FILEIO::open(const char *file_name, int mode)
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{
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std::string path =
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FindFile((mode & FILEIO_SAVEDATA) ? savedir : ".", file_name);
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mode &= ~FILEIO_SAVEDATA;
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FILE* fp = NULL;
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if(mode == FILEIO_READ_BINARY) {
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fp = fopen(path.c_str(), "rb");
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} else if(mode == FILEIO_WRITE_BINARY) {
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fp = fopen(path.c_str(), "wb");
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}
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return fp ? std::unique_ptr<FILEIO>(new FILEIO(fp, mode)) : nullptr;
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}
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std::string FILEIO::gets()
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{
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std::string s;
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for (;;) {
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int c = getc();
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if (c == '\r' || c == EOF)
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break;
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if(c != '\n')
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s.push_back(c);
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}
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return s;
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}
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