68 lines
2.7 KiB
C
68 lines
2.7 KiB
C
/* NetHack 3.5 lint.h $NHDT-Date: 1430897871 2015/05/06 07:37:51 $ $NHDT-Branch: master $:$NHDT-Revision: 1.0 $ */
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/* NetHack may be freely redistributed. See license for details. */
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/*
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* Hacks to suppress compiler warnings. Use with caution.
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* Assumes it has been preceded by '#include "config.h"' but
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* not necessarily by '#include "hack.h"'.
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*/
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#ifndef LINT_H
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#define LINT_H
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/* cast away implicit const from a string literal (caller's responsibility
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to ensure that) in order to avoid a warning from 'gcc -Wwrite-strings'
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(also caller's responsibility to ensure it isn't actually modified!) */
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#define nhStr(str) ((char *)str)
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#if defined(GCC_WARN) && !defined(FORCE_ARG_USAGE)
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# define FORCE_ARG_USAGE
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#endif
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#ifdef FORCE_ARG_USAGE
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/* force an unused function argument to become used in an arbitrary
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manner in order to suppress warning about unused function arguments;
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viable for scalar and pointer arguments */
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# define nhUse(arg) nhUse_dummy += (unsigned)arg;
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extern unsigned nhUse_dummy;
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#else
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# define nhUse(arg) /*empty*/
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#endif
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/*
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* This stuff isn't related to lint suppression but lives here to
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* avoid cluttering up hack.h.
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*/
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/* [DEBUG shouldn't be defined unless you know what you're doing...] */
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#ifdef DEBUG
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# define showdebug(file) debugcore(file, TRUE)
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# define explicitdebug(file) debugcore(file, FALSE)
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# define ifdebug(stmt) do { if (showdebug(__FILE__)) stmt; } while (0)
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# ifdef _MSC_VER
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/* if we have microsoft's C runtime we can use these instead */
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# include <crtdbg.h>
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# define crtdebug(stmt) do { if (showdebug(__FILE__)) stmt; \
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_RPT0(_CRT_WARN,"\n"); } while (0)
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# define debugpline0(str) crtdebug(_RPT0(_CRT_WARN,str))
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# define debugpline1(fmt,arg) crtdebug(_RPT1(_CRT_WARN,fmt,arg))
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# define debugpline2(fmt,a1,a2) crtdebug(_RPT2(_CRT_WARN,fmt,a1,a2))
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# define debugpline3(fmt,a1,a2,a3) crtdebug(_RPT3(_CRT_WARN,fmt,a1,a2,a3))
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# define debugpline4(fmt,a1,a2,a3,a4) crtdebug(_RPT4(_CRT_WARN,fmt,a1,a2,a3,a4))
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# else
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/* these don't require compiler support for C99 variadic macros */
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# define debugpline0(str) ifdebug(pline(str))
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# define debugpline1(fmt,arg) ifdebug(pline(fmt,arg))
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# define debugpline2(fmt,a1,a2) ifdebug(pline(fmt,a1,a2))
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# define debugpline3(fmt,a1,a2,a3) ifdebug(pline(fmt,a1,a2,a3))
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# define debugpline4(fmt,a1,a2,a3,a4) ifdebug(pline(fmt,a1,a2,a3,a4))
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# endif
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#else
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# define debugpline0(str) /*empty*/
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# define debugpline1(fmt,arg) /*empty*/
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# define debugpline2(fmt,a1,a2) /*empty*/
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# define debugpline3(fmt,a1,a2,a3) /*empty*/
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# define debugpline4(fmt,a1,a2,a3,a4) /*empty*/
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#endif /*DEBUG*/
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#endif /* LINT_H */
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