mirror of
https://github.com/libretro/scummvm.git
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108 lines
3.4 KiB
C++
108 lines
3.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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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. See the
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* 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 the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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#ifndef SCI_TOOLS_H
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#define SCI_TOOLS_H
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#include "common/scummsys.h"
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#include "common/endian.h"
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namespace Sci {
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struct GTimeVal {
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long tv_sec;
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long tv_usec;
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};
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/**** FUNCTION DECLARATIONS ****/
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#define getInt16 (int16)READ_LE_UINT16
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#define getUInt16 READ_LE_UINT16
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#define putInt16 WRITE_LE_UINT16
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/* --- */
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void sci_gettime(long *seconds, long *useconds);
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/* Calculates the current time in seconds and microseconds
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** Parameters: (long *) seconds: Pointer to the variable the seconds part of the
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** current time will be stored in
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** (long *) useconds: Pointer to the variable the microseconds part
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** of the current time will be stored in
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** Returns : (void)
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** The resulting values must be relative to an arbitrary fixed point in time
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** (typically 01/01/1970 on *NIX systems).
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*/
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void sci_get_current_time(GTimeVal *val);
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/* GTimeVal version of sci_gettime()
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** Parameters: (GTimeVal *) val: Pointer to the structure the values will be stored in
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** Returns : (void)
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*/
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int sciprintf(const char *fmt, ...) GCC_PRINTF(1, 2);
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#define gfxprintf sciprintf
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/* Prints a string to the console stack
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** Parameters: fmt: a printf-style format string
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** ...: Additional parameters as defined in fmt
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** Returns : (int) 1
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** Implementation is in src/scicore/console.c
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*/
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/** Find first set bit in bits and return its index. Returns 0 if bits is 0. */
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int sci_ffs(int bits);
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/* The following was originally based on glib.h code, which was
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*/
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#if defined (__GNUC__) && __GNUC__ >= 2
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# if defined (__i386__)
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# define BREAKPOINT() {__asm__ __volatile__ ("int $03"); }
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# elif defined(__alpha__)
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# define BREAKPOINT() {__asm__ __volatile__ ("call_pal 0x80"); }
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# endif /* !__i386__ && !__alpha__ */
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#elif defined (_MSC_VER)
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# if defined (_M_IX86)
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# define BREAKPOINT() { __asm { int 03 } }
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# elif defined(_M_ALPHA)
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# define BREAKPOINT() { __asm { bpt } }
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# endif /* !_M_IX86 && !_M_ALPHA */
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#elif defined (__DECC)
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# if defined(__alpha__)
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# define BREAKPOINT() {asm ("call_pal 0x80"); }
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# endif /* !__i386__ && !__alpha__ */
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#endif
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#ifndef BREAKPOINT
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# define BREAKPOINT() { fprintf(stderr, "Missed breakpoint in %s, line %d\n", __FILE__, __LINE__); *((int *) NULL) = 42; }
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#endif /* !BREAKPOINT() */
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} // End of namespace Sci
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#endif
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