212 lines
4.5 KiB
C
212 lines
4.5 KiB
C
/*
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sys.c
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virtual filesystem functions
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to:
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Free Software Foundation, Inc.
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59 Temple Place - Suite 330
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Boston, MA 02111-1307, USA
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$Id$
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <errno.h>
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#include <stdarg.h>
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#include <sys/time.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <fcntl.h>
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#ifdef HAVE_STRING_H
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_IO_H
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#include <io.h>
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#endif
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#include "QF/cvar.h"
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#include "QF/sys.h"
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cvar_t *sys_nostdout;
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/* The translation table between the graphical font and plain ASCII --KB */
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static char qfont_table[256] = {
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'\0', '#', '#', '#', '#', '.', '#', '#',
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'#', 9, 10, '#', ' ', 13, '.', '.',
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'[', ']', '0', '1', '2', '3', '4', '5',
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'6', '7', '8', '9', '.', '<', '=', '>',
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' ', '!', '"', '#', '$', '%', '&', '\'',
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'(', ')', '*', '+', ',', '-', '.', '/',
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'0', '1', '2', '3', '4', '5', '6', '7',
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'8', '9', ':', ';', '<', '=', '>', '?',
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'@', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
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'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
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'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
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'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
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'`', 'a', 'b', 'c', 'd', 'e', 'f', 'g',
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'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
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'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
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'x', 'y', 'z', '{', '|', '}', '~', '<',
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'<', '=', '>', '#', '#', '.', '#', '#',
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'#', '#', ' ', '#', ' ', '>', '.', '.',
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'[', ']', '0', '1', '2', '3', '4', '5',
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'6', '7', '8', '9', '.', '<', '=', '>',
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' ', '!', '"', '#', '$', '%', '&', '\'',
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'(', ')', '*', '+', ',', '-', '.', '/',
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'0', '1', '2', '3', '4', '5', '6', '7',
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'8', '9', ':', ';', '<', '=', '>', '?',
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'@', 'A', 'B', 'C', 'D', 'E', 'F', 'G',
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'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
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'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
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'X', 'Y', 'Z', '[', '\\', ']', '^', '_',
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'`', 'a', 'b', 'c', 'd', 'e', 'f', 'g',
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'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
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'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
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'x', 'y', 'z', '{', '|', '}', '~', '<'
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};
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#define MAXPRINTMSG 4096
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void
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Sys_mkdir (const char *path)
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{
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#ifdef HAVE_mkdir
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if (mkdir (path, 0777) == 0)
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return;
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#else
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# ifdef HAVE__mkdir
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if (_mkdir (path) == 0)
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return;
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# else
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# error do not know how to make directories
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# endif
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#endif
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if (errno != EEXIST)
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Sys_Error ("mkdir %s: %s", path, strerror (errno));
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}
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void
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QFutil_Sys_Error (const char *error, ...)
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{
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va_list argptr;
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char string[1024];
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va_start (argptr, error);
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vsnprintf (string, sizeof (string), error, argptr);
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fprintf (stderr, "Error: %s\n", string);
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exit (1);
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}
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void Sys_Error (const char *error, ...) __attribute ((weak, alias ("QFutil_Sys_Error")));
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int
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Sys_FileTime (const char *path)
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{
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#ifdef HAVE_access
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if (access (path, R_OK) == 0)
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return 0;
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#else
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# ifdef HAVE__access
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if (_access (path, R_OK) == 0)
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return 0;
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# else
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# error do not know how to make directories
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# endif
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#endif
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return -1;
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}
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/*
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Sys_Printf
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*/
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void
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Sys_Printf (const char *fmt, ...)
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{
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va_list argptr;
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char msg[MAXPRINTMSG];
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unsigned char *p;
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if (sys_nostdout && sys_nostdout->int_val)
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return;
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va_start (argptr, fmt);
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vsnprintf (msg, sizeof (msg), fmt, argptr);
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va_end (argptr);
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/* translate to ASCII instead of printing [xx] --KB */
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for (p = (unsigned char *) msg; *p; p++)
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putc (qfont_table[*p], stdout);
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fflush (stdout);
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}
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/*
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Sys_DoubleTime
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*/
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double
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Sys_DoubleTime (void)
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{
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static qboolean first = true;
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#ifdef _WIN32
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static DWORD starttime;
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DWORD now;
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now = timeGetTime ();
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if (first) {
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first = false;
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starttime = now;
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return 0.0;
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}
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if (now < starttime) // wrapped?
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return (now / 1000.0) + (LONG_MAX - starttime / 1000.0);
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if (now - starttime == 0)
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return 0.0;
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return (now - starttime) / 1000.0;
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#else
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struct timeval tp;
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struct timezone tzp;
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double now;
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static double start_time;
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gettimeofday (&tp, &tzp);
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now = tp.tv_sec + tp.tv_usec / 1e6;
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if (first) {
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first = false;
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start_time = now;
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}
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return now - start_time;
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#endif
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}
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