http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/libart-2.0/libart_lgpl/art_misc.h

/* Libart_LGPL - library of basic graphic primitives * Copyright (C) 1998 Raph Levien * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library 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. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ /* Simple macros to set up storage allocation and basic types for libart functions. */ #ifndef __ART_MISC_H__ #define __ART_MISC_H__ #include <stdlib.h> /* for malloc, etc. */ /* The art_config.h file is automatically generated by gen_art_config.c and contains definitions of ART_SIZEOF_{CHAR,SHORT,INT,LONG} and art_u{8,16,32}. */ #ifdef LIBART_COMPILATION #include "art_config.h" #else #include <libart_lgpl/art_config.h> #endif #define art_alloc malloc #define art_free free #define art_realloc realloc /* These aren't, strictly speaking, configuration macros, but they're damn handy to have around, and may be worth playing with for debugging. */ #define art_new(type, n) ((type *)art_alloc ((n) * sizeof(type))) #define art_renew(p, type, n) ((type *)art_realloc (p, (n) * sizeof(type))) /* This one must be used carefully - in particular, p and max should be variables. They can also be pstruct->el lvalues. */ #define art_expand(p, type, max) do { if(max) { p = art_renew (p, type, max <<= 1); } else { max = 1; p = art_new(type, 1); } } while (0) typedef int art_boolean; #define ART_FALSE 0 #define ART_TRUE 1 /* define pi */ #ifndef M_PI #define M_PI 3.14159265358979323846 #endif /* M_PI */ #ifndef M_SQRT2 #define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ #endif /* M_SQRT2 */ /* Provide macros to feature the GCC function attribute. */ #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)) #define ART_GNUC_PRINTF( format_idx, arg_idx ) \ __attribute__((format (printf, format_idx, arg_idx))) #define ART_GNUC_NORETURN \ __attribute__((noreturn)) #else /* !__GNUC__ */ #define ART_GNUC_PRINTF( format_idx, arg_idx ) #define ART_GNUC_NORETURN #endif /* !__GNUC__ */ #ifdef __cplusplus extern "C" { #endif void ART_GNUC_NORETURN art_die (const char *fmt, ...) ART_GNUC_PRINTF (1, 2); void art_warn (const char *fmt, ...) ART_GNUC_PRINTF (1, 2); void art_dprint (const char *fmt, ...) ART_GNUC_PRINTF (1, 2); #ifdef __cplusplus } #endif #define ART_USE_NEW_INTERSECTOR #endif /* __ART_MISC_H__ */