mirror of https://github.com/OpenTTD/OpenTTD.git
321 lines
8.0 KiB
C++
321 lines
8.0 KiB
C++
/* $Id$ */
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/*
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* This file is part of OpenTTD.
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* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
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* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file unix.cpp Implementation of Unix specific file handling. */
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#include "../../stdafx.h"
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#include "../../textbuf_gui.h"
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#include "../../openttd.h"
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#include "../../crashlog.h"
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#include "../../core/random_func.hpp"
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#include <dirent.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <time.h>
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#include <signal.h>
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#ifdef __APPLE__
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#include <sys/mount.h>
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#elif (defined(_POSIX_VERSION) && _POSIX_VERSION >= 200112L) || defined(__GLIBC__)
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#define HAS_STATVFS
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#endif
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#ifdef HAS_STATVFS
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#include <sys/statvfs.h>
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#endif
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#ifdef __MORPHOS__
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#include <exec/types.h>
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ULONG __stack = (1024*1024)*2; // maybe not that much is needed actually ;)
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/* The system supplied definition of SIG_IGN does not match */
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#undef SIG_IGN
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#define SIG_IGN (void (*)(int))1
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#endif /* __MORPHOS__ */
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#ifdef __AMIGA__
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#warning add stack symbol to avoid that user needs to set stack manually (tokai)
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// ULONG __stack =
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#endif
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#if defined(__APPLE__)
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#if defined(WITH_SDL)
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/* the mac implementation needs this file included in the same file as main() */
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#include <SDL.h>
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#endif
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#endif
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bool FiosIsRoot(const char *path)
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{
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#if !defined(__MORPHOS__) && !defined(__AMIGAOS__)
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return path[1] == '\0';
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#else
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/* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */
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const char *s = strchr(path, ':');
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return s != NULL && s[1] == '\0';
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#endif
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}
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void FiosGetDrives()
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{
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return;
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}
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bool FiosGetDiskFreeSpace(const char *path, uint64 *tot)
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{
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uint64 free = 0;
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#ifdef __APPLE__
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struct statfs s;
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if (statfs(path, &s) != 0) return false;
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free = (uint64)s.f_bsize * s.f_bavail;
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#elif defined(HAS_STATVFS)
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struct statvfs s;
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if (statvfs(path, &s) != 0) return false;
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free = (uint64)s.f_frsize * s.f_bavail;
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#endif
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if (tot != NULL) *tot = free;
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return true;
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}
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bool FiosIsValidFile(const char *path, const struct dirent *ent, struct stat *sb)
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{
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char filename[MAX_PATH];
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int res;
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#if defined(__MORPHOS__) || defined(__AMIGAOS__)
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/* On MorphOS or AmigaOS paths look like: "Volume:directory/subdirectory" */
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if (FiosIsRoot(path)) {
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res = snprintf(filename, lengthof(filename), "%s:%s", path, ent->d_name);
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} else // XXX - only next line!
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#else
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assert(path[strlen(path) - 1] == PATHSEPCHAR);
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if (strlen(path) > 2) assert(path[strlen(path) - 2] != PATHSEPCHAR);
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#endif
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res = snprintf(filename, lengthof(filename), "%s%s", path, ent->d_name);
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/* Could we fully concatenate the path and filename? */
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if (res >= (int)lengthof(filename) || res < 0) return false;
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return stat(filename, sb) == 0;
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}
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bool FiosIsHiddenFile(const struct dirent *ent)
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{
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return ent->d_name[0] == '.';
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}
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#ifdef WITH_ICONV
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#include <iconv.h>
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#include <errno.h>
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#include "../../debug.h"
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#include "../../string_func.h"
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const char *GetCurrentLocale(const char *param);
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#define INTERNALCODE "UTF-8"
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/**
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* Try and try to decipher the current locale from environmental
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* variables. MacOSX is hardcoded, other OS's are dynamic. If no suitable
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* locale can be found, don't do any conversion ""
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*/
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static const char *GetLocalCode()
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{
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#if defined(__APPLE__)
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return "UTF-8-MAC";
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#else
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/* Strip locale (eg en_US.UTF-8) to only have UTF-8 */
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const char *locale = GetCurrentLocale("LC_CTYPE");
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if (locale != NULL) locale = strchr(locale, '.');
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return (locale == NULL) ? "" : locale + 1;
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#endif
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}
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/**
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* Convert between locales, which from and which to is set in the calling
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* functions OTTD2FS() and FS2OTTD().
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*/
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static const char *convert_tofrom_fs(iconv_t convd, const char *name)
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{
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static char buf[1024];
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/* There are different implementations of iconv. The older ones,
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* e.g. SUSv2, pass a const pointer, whereas the newer ones, e.g.
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* IEEE 1003.1 (2004), pass a non-const pointer. */
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#ifdef HAVE_NON_CONST_ICONV
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char *inbuf = const_cast<char*>(name);
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#else
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const char *inbuf = name;
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#endif
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char *outbuf = buf;
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size_t outlen = sizeof(buf) - 1;
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size_t inlen = strlen(name);
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strecpy(outbuf, name, outbuf + outlen);
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iconv(convd, NULL, NULL, NULL, NULL);
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if (iconv(convd, &inbuf, &inlen, &outbuf, &outlen) == (size_t)(-1)) {
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DEBUG(misc, 0, "[iconv] error converting '%s'. Errno %d", name, errno);
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}
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*outbuf = '\0';
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/* FIX: invalid characters will abort conversion, but they shouldn't occur? */
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return buf;
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}
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/**
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* Convert from OpenTTD's encoding to that of the local environment
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* @param name pointer to a valid string that will be converted
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* @return pointer to a new stringbuffer that contains the converted string
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*/
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const char *OTTD2FS(const char *name)
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{
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static iconv_t convd = (iconv_t)(-1);
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if (convd == (iconv_t)(-1)) {
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const char *env = GetLocalCode();
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convd = iconv_open(env, INTERNALCODE);
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if (convd == (iconv_t)(-1)) {
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DEBUG(misc, 0, "[iconv] conversion from codeset '%s' to '%s' unsupported", INTERNALCODE, env);
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return name;
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}
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}
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return convert_tofrom_fs(convd, name);
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}
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/**
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* Convert to OpenTTD's encoding from that of the local environment
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* @param name pointer to a valid string that will be converted
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* @return pointer to a new stringbuffer that contains the converted string
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*/
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const char *FS2OTTD(const char *name)
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{
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static iconv_t convd = (iconv_t)(-1);
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if (convd == (iconv_t)(-1)) {
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const char *env = GetLocalCode();
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convd = iconv_open(INTERNALCODE, env);
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if (convd == (iconv_t)(-1)) {
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DEBUG(misc, 0, "[iconv] conversion from codeset '%s' to '%s' unsupported", env, INTERNALCODE);
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return name;
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}
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}
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return convert_tofrom_fs(convd, name);
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}
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#else
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const char *FS2OTTD(const char *name) {return name;}
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const char *OTTD2FS(const char *name) {return name;}
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#endif /* WITH_ICONV */
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void ShowInfo(const char *str)
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{
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fprintf(stderr, "%s\n", str);
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}
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#if !defined(__APPLE__)
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void ShowOSErrorBox(const char *buf, bool system)
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{
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/* All unix systems, except OSX. Only use escape codes on a TTY. */
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if (isatty(fileno(stderr))) {
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fprintf(stderr, "\033[1;31mError: %s\033[0;39m\n", buf);
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} else {
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fprintf(stderr, "Error: %s\n", buf);
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}
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}
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#endif
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#ifdef WITH_COCOA
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void cocoaSetupAutoreleasePool();
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void cocoaReleaseAutoreleasePool();
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#endif
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int CDECL main(int argc, char *argv[])
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{
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int ret;
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#ifdef WITH_COCOA
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cocoaSetupAutoreleasePool();
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/* This is passed if we are launched by double-clicking */
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if (argc >= 2 && strncmp(argv[1], "-psn", 4) == 0) {
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argv[1] = NULL;
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argc = 1;
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}
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#endif
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CrashLog::InitialiseCrashLog();
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SetRandomSeed(time(NULL));
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signal(SIGPIPE, SIG_IGN);
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ret = ttd_main(argc, argv);
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#ifdef WITH_COCOA
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cocoaReleaseAutoreleasePool();
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#endif
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return ret;
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}
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#ifndef WITH_COCOA
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bool GetClipboardContents(char *buffer, size_t buff_len)
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{
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return false;
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}
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#endif
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/* multi os compatible sleep function */
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#ifdef __AMIGA__
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/* usleep() implementation */
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# include <devices/timer.h>
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# include <dos/dos.h>
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extern struct Device *TimerBase = NULL;
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extern struct MsgPort *TimerPort = NULL;
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extern struct timerequest *TimerRequest = NULL;
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#endif /* __AMIGA__ */
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void CSleep(int milliseconds)
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{
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#if defined(PSP)
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sceKernelDelayThread(milliseconds * 1000);
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#elif defined(__BEOS__)
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snooze(milliseconds * 1000);
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#elif defined(__AMIGA__)
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{
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ULONG signals;
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ULONG TimerSigBit = 1 << TimerPort->mp_SigBit;
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/* send IORequest */
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TimerRequest->tr_node.io_Command = TR_ADDREQUEST;
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TimerRequest->tr_time.tv_secs = (milliseconds * 1000) / 1000000;
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TimerRequest->tr_time.tv_micro = (milliseconds * 1000) % 1000000;
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SendIO((struct IORequest *)TimerRequest);
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if (!((signals = Wait(TimerSigBit | SIGBREAKF_CTRL_C)) & TimerSigBit) ) {
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AbortIO((struct IORequest *)TimerRequest);
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}
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WaitIO((struct IORequest *)TimerRequest);
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}
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#else
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usleep(milliseconds * 1000);
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#endif
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}
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