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Diffstat (limited to 'dvi/mdvi-lib/common.h')
| -rw-r--r-- | dvi/mdvi-lib/common.h | 283 |
1 files changed, 0 insertions, 283 deletions
diff --git a/dvi/mdvi-lib/common.h b/dvi/mdvi-lib/common.h deleted file mode 100644 index fe4d6f7..0000000 --- a/dvi/mdvi-lib/common.h +++ /dev/null @@ -1,283 +0,0 @@ -/* - * Copyright (C) 2000, Matias Atria - * - * This program 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; either version 2 of the License, or - * (at your option) any later version. - * - * This program 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - */ -#ifndef _MDVI_COMMON_H -#define _MDVI_COMMON_H 1 - -#include <stdio.h> -#include <sys/types.h> -#include <math.h> - -#include "sysdeps.h" - -#if STDC_HEADERS -# include <string.h> -#endif - -#if !defined(STDC_HEADERS) || defined(__STRICT_ANSI__) -# ifndef HAVE_STRCHR -# define strchr index -# define strrchr rindex -# endif -# ifndef HAVE_MEMCPY -# define memcpy(a,b,n) bcopy((b), (a), (n)) -# define memmove(a,b,n) bcopy((b), (a), (n)) -# endif -#endif - -#ifdef HAVE_MEMCPY -#define memzero(a,n) memset((a), 0, (n)) -#else -#define memzero(a,n) bzero((a), (n)) -#endif - -typedef struct _List { - struct _List *next; - struct _List *prev; -} List; -#define LIST(x) ((List *)(x)) - -typedef struct { - char *data; - size_t size; - size_t length; -} Buffer; - -typedef struct { - List *head; - List *tail; - int count; -} ListHead; -#define MDVI_EMPTY_LIST_HEAD {NULL, NULL, 0} - -typedef struct { - char *data; - size_t size; - size_t length; -} Dstring; - -/* Functions to read numbers from streams and memory */ - -#define fgetbyte(p) ((unsigned)getc(p)) - -extern char *program_name; - -extern Ulong fugetn __PROTO((FILE *, size_t)); -extern long fsgetn __PROTO((FILE *, size_t)); -extern Ulong mugetn __PROTO((const Uchar *, size_t)); -extern long msgetn __PROTO((const Uchar *, size_t)); - -/* To read from a stream (fu: unsigned, fs: signed) */ -#define fuget4(p) fugetn((p), 4) -#define fuget3(p) fugetn((p), 3) -#define fuget2(p) fugetn((p), 2) -#define fuget1(p) fgetbyte(p) -#define fsget4(p) fsgetn((p), 4) -#define fsget3(p) fsgetn((p), 3) -#define fsget2(p) fsgetn((p), 2) -#define fsget1(p) fsgetn((p), 1) - -/* To read from memory (mu: unsigned, ms: signed) */ -#define MUGETN(p,n) ((p) += (n), mugetn((p)-(n), (n))) -#define MSGETN(p,n) ((p) += (n), msgetn((p)-(n), (n))) -#define muget4(p) MUGETN((p), 4) -#define muget3(p) MUGETN((p), 3) -#define muget2(p) MUGETN((p), 2) -#define muget1(p) MUGETN((p), 1) -#define msget4(p) MSGETN((p), 4) -#define msget3(p) MSGETN((p), 3) -#define msget2(p) MSGETN((p), 2) -#define msget1(p) MSGETN((p), 1) - -#define ROUND(x,y) (((x) + (y) - 1) / (y)) -#define FROUND(x) (int)((x) + 0.5) -#define SFROUND(x) (int)((x) >= 0 ? floor((x) + 0.5) : ceil((x) + 0.5)) - -#define Max(a,b) (((a) > (b)) ? (a) : (b)) -#define Min(a,b) (((a) < (b)) ? (a) : (b)) - -/* make 2byte number from 2 8bit quantities */ -#define HALFWORD(a,b) ((((a) << 8) & 0xf) | (b)) -#define FULLWORD(a,b,c,d) \ - ((((Int8)(a) << 24) & 0xff000000) | \ - (((Uint8)(b) << 16) & 0x00ff0000) | \ - (((Uint8)(c) << 8) & 0x0000ff00) | \ - ((Uint8)(d) & 0xff)) - -#if defined(__GNUC__) && !defined(__STRICT_ANSI__) -#define SWAPINT(a,b) \ - ({ int _s = a; a = b; b = _s; }) -#else -#define SWAPINT(a,b) do { int _s = a; a = b; b = _s; } while(0) -#endif - -#define STREQ(a,b) (strcmp((a), (b)) == 0) -#define STRNEQ(a,b,n) (strncmp((a), (b), (n)) == 0) -#define STRCEQ(a,b) (strcasecmp((a), (b)) == 0) -#define STRNCEQ(a,b,n) (strncasecmp((a), (b), (n)) == 0) - -extern char *read_string __PROTO((FILE *, int, char *, size_t)); -extern size_t read_bcpl __PROTO((FILE *, char *, size_t, size_t)); -extern char *read_alloc_bcpl __PROTO((FILE *, size_t, size_t *)); - -/* miscellaneous */ - -extern void message __PROTO((const char *, ...)); -extern void crash __PROTO((const char *, ...)); -extern void fatal __PROTO((const char *, ...)); -extern void error __PROTO((const char *, ...)); -extern void warning __PROTO((const char *, ...)); -extern int unit2pix __PROTO((int, const char *)); -extern double unit2pix_factor __PROTO((const char *)); - -#define LOG_NONE -1 -#define LOG_INFO 0 -#define LOG_WARN 1 -#define LOG_ERROR 2 -#define LOG_DEBUG 3 - -#define DBG_OPCODE (1 << 0) -#define DBG_FONTS (1 << 1) -#define DBG_FILES (1 << 2) -#define DBG_DVI (1 << 3) -#define DBG_PARAMS (1 << 4) -#define DBG_SPECIAL (1 << 5) -#define DBG_DEVICE (1 << 6) -#define DBG_GLYPHS (1 << 7) -#define DBG_BITMAPS (1 << 8) -#define DBG_PATHS (1 << 9) -#define DBG_SEARCH (1 << 10) -#define DBG_VARS (1 << 11) -#define DBG_BITMAP_OPS (1 << 12) -#define DBG_BITMAP_DATA (1 << 13) -#define DBG_TYPE1 (1 << 14) -#define DBG_TT (1 << 15) -#define DBG_FT2 (1 << 16) -#define DBG_FMAP (1 << 17) - -#define DBG_SILENT (1 << 31) - -#ifdef NODEBUG -#define DEBUGGING(x) 0 -#else -#define DEBUGGING(x) (_mdvi_debug_mask & DBG_##x) -#endif - -#ifndef NODEBUG -extern Uint32 _mdvi_debug_mask; -extern void __debug __PROTO((int, const char *, ...)); -#define DEBUG(x) __debug x -#define ASSERT(x) do { \ - if(!(x)) crash("%s:%d: Assertion %s failed\n", \ - __FILE__, __LINE__, #x); \ - } while(0) -#define ASSERT_VALUE(x,y) do { \ - if((x) != (y)) \ - crash("%s:%d: Assertion failed (%d = %s != %s)\n", \ - __FILE__, __LINE__, (x), #x, #x); \ - } while(0) -#else -#define DEBUG(x) do { } while(0) -#define ASSERT(x) do { } while(0) -#define ASSERT_VALUE(x,y) do { } while(0) -#endif - -#define set_debug_mask(m) (_mdvi_debug_mask = (Uint32)(m)) -#define add_debug_mask(m) (_mdvi_debug_mask |= (Uint32)(m)) -#define get_debug_mask() _mdvi_debug_mask - -/* memory allocation */ - -extern void mdvi_free __PROTO((void *)); -extern void *mdvi_malloc __PROTO((size_t)); -extern void *mdvi_realloc __PROTO((void *, size_t)); -extern void *mdvi_calloc __PROTO((size_t, size_t)); -extern char *mdvi_strncpy __PROTO((char *, const char *, size_t)); -extern char *mdvi_strdup __PROTO((const char *)); -extern char *mdvi_strndup __PROTO((const char *, size_t)); -extern void *mdvi_memdup __PROTO((const void *, size_t)); - -/* macros to make memory allocation nicer */ -#define xalloc(t) (t *)mdvi_malloc(sizeof(t)) -#define xnalloc(t,n) (t *)mdvi_calloc((n), sizeof(t)) -#define xresize(p,t,n) (t *)mdvi_realloc((p), (n) * sizeof(t)) - -extern char *xstradd __PROTO((char *, size_t *, size_t, const char *, size_t)); - -extern Ulong get_mtime __PROTO((int)); - -/* lists */ -extern void listh_init __PROTO((ListHead *)); -extern void listh_prepend __PROTO((ListHead *, List *)); -extern void listh_append __PROTO((ListHead *, List *)); -extern void listh_add_before __PROTO((ListHead *, List *, List *)); -extern void listh_add_after __PROTO((ListHead *, List *, List *)); -extern void listh_remove __PROTO((ListHead *, List *)); -extern void listh_concat __PROTO((ListHead *, ListHead *)); -extern void listh_catcon __PROTO((ListHead *, ListHead *)); - -extern void buff_init __PROTO((Buffer *)); -extern size_t buff_add __PROTO((Buffer *, const char *, size_t)); -extern char *buff_gets __PROTO((Buffer *, size_t *)); -extern void buff_free __PROTO((Buffer *)); - -extern char *getword __PROTO((char *, const char *, char **)); -extern char *getstring __PROTO((char *, const char *, char **)); - -extern void dstring_init __PROTO((Dstring *)); -extern int dstring_new __PROTO((Dstring *, const char *, int)); -extern int dstring_append __PROTO((Dstring *, const char *, int)); -extern int dstring_copy __PROTO((Dstring *, int, const char *, int)); -extern int dstring_insert __PROTO((Dstring *, int, const char *, int)); -extern void dstring_reset __PROTO((Dstring *)); - -#define dstring_length(d) ((d)->length) -#define dstring_strcat(d,s) dstring_append((d), (s), -1) - -extern char *dgets __PROTO((Dstring *, FILE *)); -extern int file_readable __PROTO((const char *)); -extern int file_exists __PROTO((const char *)); -extern const char *file_basename __PROTO((const char *)); -extern const char *file_extension __PROTO((const char *)); - -/* - * Miscellaneous macros - */ - -#define LIST_FOREACH(ptr, type, list) \ - for(ptr = (type *)(list)->head; ptr; ptr = (ptr)->next) - -#define Size(x) (sizeof(x) / sizeof((x)[0])) - -/* multiply a fix_word by a 32bit number */ -#define B0(x) ((x) & 0xff) -#define B1(x) B0((x) >> 8) -#define B2(x) B0((x) >> 16) -#define B3(x) B0((x) >> 24) -#define __tfm_mul(z,t) \ - (((((B0(t) * (z)) >> 8) + (B1(t) * (z))) >> 8) + B2(t) * (z)) -#define TFMSCALE(z,t,a,b) \ - ((B3(t) == 255) ? \ - __tfm_mul((z), (t)) / (b) - (a) : \ - __tfm_mul((z), (t)) / (b)) -#define TFMPREPARE(x,z,a,b) do { \ - a = 16; z = (x); \ - while(z > 040000000L) { z >>= 1; a <<= 1; } \ - b = 256 / a; a *= z; \ - } while(0) - -#endif /* _MDVI_COMMON_H */ |