| blob | a2f71b1f32e20339cc4ff1e22256bc18d57c172b |
1 /* zconf.h -- configuration of the zlib compression library
2 * Copyright (C) 1995-2010 Jean-loup Gailly.
3 * For conditions of distribution and use, see copyright notice in zlib.h
4 */
6 /* @(#) $Id$ */
8 #ifndef ZCONF_H
9 #define ZCONF_H
10 #cmakedefine Z_PREFIX
11 #cmakedefine Z_HAVE_UNISTD_H
13 /*
14 * If you *really* need a unique prefix for all types and library functions,
15 * compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
16 * Even better than compiling with -DZ_PREFIX would be to use configure to set
17 * this permanently in zconf.h using "./configure --zprefix".
18 */
19 #ifdef Z_PREFIX /* may be set to #if 1 by ./configure */
21 /* all linked symbols */
22 # define _dist_code z__dist_code
23 # define _length_code z__length_code
24 # define _tr_align z__tr_align
25 # define _tr_flush_block z__tr_flush_block
26 # define _tr_init z__tr_init
27 # define _tr_stored_block z__tr_stored_block
28 # define _tr_tally z__tr_tally
29 # define adler32 z_adler32
30 # define adler32_combine z_adler32_combine
31 # define adler32_combine64 z_adler32_combine64
32 # define compress z_compress
33 # define compress2 z_compress2
34 # define compressBound z_compressBound
35 # define crc32 z_crc32
36 # define crc32_combine z_crc32_combine
37 # define crc32_combine64 z_crc32_combine64
38 # define deflate z_deflate
39 # define deflateBound z_deflateBound
40 # define deflateCopy z_deflateCopy
41 # define deflateEnd z_deflateEnd
42 # define deflateInit2_ z_deflateInit2_
43 # define deflateInit_ z_deflateInit_
44 # define deflateParams z_deflateParams
45 # define deflatePrime z_deflatePrime
46 # define deflateReset z_deflateReset
47 # define deflateSetDictionary z_deflateSetDictionary
48 # define deflateSetHeader z_deflateSetHeader
49 # define deflateTune z_deflateTune
50 # define deflate_copyright z_deflate_copyright
51 # define get_crc_table z_get_crc_table
52 # define gz_error z_gz_error
53 # define gz_intmax z_gz_intmax
54 # define gz_strwinerror z_gz_strwinerror
55 # define gzbuffer z_gzbuffer
56 # define gzclearerr z_gzclearerr
57 # define gzclose z_gzclose
58 # define gzclose_r z_gzclose_r
59 # define gzclose_w z_gzclose_w
60 # define gzdirect z_gzdirect
61 # define gzdopen z_gzdopen
62 # define gzeof z_gzeof
63 # define gzerror z_gzerror
64 # define gzflush z_gzflush
65 # define gzgetc z_gzgetc
66 # define gzgets z_gzgets
67 # define gzoffset z_gzoffset
68 # define gzoffset64 z_gzoffset64
69 # define gzopen z_gzopen
70 # define gzopen64 z_gzopen64
71 # define gzprintf z_gzprintf
72 # define gzputc z_gzputc
73 # define gzputs z_gzputs
74 # define gzread z_gzread
75 # define gzrewind z_gzrewind
76 # define gzseek z_gzseek
77 # define gzseek64 z_gzseek64
78 # define gzsetparams z_gzsetparams
79 # define gztell z_gztell
80 # define gztell64 z_gztell64
81 # define gzungetc z_gzungetc
82 # define gzwrite z_gzwrite
83 # define inflate z_inflate
84 # define inflateBack z_inflateBack
85 # define inflateBackEnd z_inflateBackEnd
86 # define inflateBackInit_ z_inflateBackInit_
87 # define inflateCopy z_inflateCopy
88 # define inflateEnd z_inflateEnd
89 # define inflateGetHeader z_inflateGetHeader
90 # define inflateInit2_ z_inflateInit2_
91 # define inflateInit_ z_inflateInit_
92 # define inflateMark z_inflateMark
93 # define inflatePrime z_inflatePrime
94 # define inflateReset z_inflateReset
95 # define inflateReset2 z_inflateReset2
96 # define inflateSetDictionary z_inflateSetDictionary
97 # define inflateSync z_inflateSync
98 # define inflateSyncPoint z_inflateSyncPoint
99 # define inflateUndermine z_inflateUndermine
100 # define inflate_copyright z_inflate_copyright
101 # define inflate_fast z_inflate_fast
102 # define inflate_table z_inflate_table
103 # define uncompress z_uncompress
104 # define zError z_zError
105 # define zcalloc z_zcalloc
106 # define zcfree z_zcfree
107 # define zlibCompileFlags z_zlibCompileFlags
108 # define zlibVersion z_zlibVersion
110 /* all zlib typedefs in zlib.h and zconf.h */
111 # define Byte z_Byte
112 # define Bytef z_Bytef
113 # define alloc_func z_alloc_func
114 # define charf z_charf
115 # define free_func z_free_func
116 # define gzFile z_gzFile
117 # define gz_header z_gz_header
118 # define gz_headerp z_gz_headerp
119 # define in_func z_in_func
120 # define intf z_intf
121 # define out_func z_out_func
122 # define uInt z_uInt
123 # define uIntf z_uIntf
124 # define uLong z_uLong
125 # define uLongf z_uLongf
126 # define voidp z_voidp
127 # define voidpc z_voidpc
128 # define voidpf z_voidpf
130 /* all zlib structs in zlib.h and zconf.h */
131 # define gz_header_s z_gz_header_s
132 # define internal_state z_internal_state
134 #endif
136 #if defined(__MSDOS__) && !defined(MSDOS)
137 # define MSDOS
138 #endif
139 #if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
140 # define OS2
141 #endif
142 #if defined(_WINDOWS) && !defined(WINDOWS)
143 # define WINDOWS
144 #endif
145 #if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
146 # ifndef WIN32
147 # define WIN32
148 # endif
149 #endif
150 #if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
151 # if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
152 # ifndef SYS16BIT
153 # define SYS16BIT
154 # endif
155 # endif
156 #endif
158 /*
159 * Compile with -DMAXSEG_64K if the alloc function cannot allocate more
160 * than 64k bytes at a time (needed on systems with 16-bit int).
161 */
162 #ifdef SYS16BIT
163 # define MAXSEG_64K
164 #endif
165 #ifdef MSDOS
166 # define UNALIGNED_OK
167 #endif
169 #ifdef __STDC_VERSION__
170 # ifndef STDC
171 # define STDC
172 # endif
173 # if __STDC_VERSION__ >= 199901L
174 # ifndef STDC99
175 # define STDC99
176 # endif
177 # endif
178 #endif
179 #if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
180 # define STDC
181 #endif
182 #if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
183 # define STDC
184 #endif
185 #if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
186 # define STDC
187 #endif
188 #if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
189 # define STDC
190 #endif
192 #if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
193 # define STDC
194 #endif
196 #ifndef STDC
197 # ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
198 # define const /* note: need a more gentle solution here */
199 # endif
200 #endif
202 /* Some Mac compilers merge all .h files incorrectly: */
203 #if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
204 # define NO_DUMMY_DECL
205 #endif
207 /* Maximum value for memLevel in deflateInit2 */
208 #ifndef MAX_MEM_LEVEL
209 # ifdef MAXSEG_64K
210 # define MAX_MEM_LEVEL 8
211 # else
212 # define MAX_MEM_LEVEL 9
213 # endif
214 #endif
216 /* Maximum value for windowBits in deflateInit2 and inflateInit2.
217 * WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
218 * created by gzip. (Files created by minigzip can still be extracted by
219 * gzip.)
220 */
221 #ifndef MAX_WBITS
222 # define MAX_WBITS 15 /* 32K LZ77 window */
223 #endif
225 /* The memory requirements for deflate are (in bytes):
226 (1 << (windowBits+2)) + (1 << (memLevel+9))
227 that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
228 plus a few kilobytes for small objects. For example, if you want to reduce
229 the default memory requirements from 256K to 128K, compile with
230 make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
231 Of course this will generally degrade compression (there's no free lunch).
233 The memory requirements for inflate are (in bytes) 1 << windowBits
234 that is, 32K for windowBits=15 (default value) plus a few kilobytes
235 for small objects.
236 */
238 /* Type declarations */
240 #ifndef OF /* function prototypes */
241 # ifdef STDC
242 # define OF(args) args
243 # else
244 # define OF(args) ()
245 # endif
246 #endif
248 /* The following definitions for FAR are needed only for MSDOS mixed
249 * model programming (small or medium model with some far allocations).
250 * This was tested only with MSC; for other MSDOS compilers you may have
251 * to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
252 * just define FAR to be empty.
253 */
254 #ifdef SYS16BIT
255 # if defined(M_I86SM) || defined(M_I86MM)
256 /* MSC small or medium model */
257 # define SMALL_MEDIUM
258 # ifdef _MSC_VER
259 # define FAR _far
260 # else
261 # define FAR far
262 # endif
263 # endif
264 # if (defined(__SMALL__) || defined(__MEDIUM__))
265 /* Turbo C small or medium model */
266 # define SMALL_MEDIUM
267 # ifdef __BORLANDC__
268 # define FAR _far
269 # else
270 # define FAR far
271 # endif
272 # endif
273 #endif
275 #if defined(WINDOWS) || defined(WIN32)
276 /* If building or using zlib as a DLL, define ZLIB_DLL.
277 * This is not mandatory, but it offers a little performance increase.
278 */
279 # ifdef ZLIB_DLL
280 # if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
281 # ifdef ZLIB_INTERNAL
282 # define ZEXTERN extern __declspec(dllexport)
283 # else
284 # define ZEXTERN extern __declspec(dllimport)
285 # endif
286 # endif
287 # endif /* ZLIB_DLL */
288 /* If building or using zlib with the WINAPI/WINAPIV calling convention,
289 * define ZLIB_WINAPI.
290 * Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
291 */
292 # ifdef ZLIB_WINAPI
293 # ifdef FAR
294 # undef FAR
295 # endif
296 # include <windows.h>
297 /* No need for _export, use ZLIB.DEF instead. */
298 /* For complete Windows compatibility, use WINAPI, not __stdcall. */
299 # define ZEXPORT WINAPI
300 # ifdef WIN32
301 # define ZEXPORTVA WINAPIV
302 # else
303 # define ZEXPORTVA FAR CDECL
304 # endif
305 # endif
306 #endif
308 #if defined (__BEOS__)
309 # ifdef ZLIB_DLL
310 # ifdef ZLIB_INTERNAL
311 # define ZEXPORT __declspec(dllexport)
312 # define ZEXPORTVA __declspec(dllexport)
313 # else
314 # define ZEXPORT __declspec(dllimport)
315 # define ZEXPORTVA __declspec(dllimport)
316 # endif
317 # endif
318 #endif
320 #ifndef ZEXTERN
321 # define ZEXTERN extern
322 #endif
323 #ifndef ZEXPORT
324 # define ZEXPORT
325 #endif
326 #ifndef ZEXPORTVA
327 # define ZEXPORTVA
328 #endif
330 #ifndef FAR
331 # define FAR
332 #endif
334 #if !defined(__MACTYPES__)
335 typedef unsigned char Byte; /* 8 bits */
336 #endif
337 typedef unsigned int uInt; /* 16 bits or more */
338 typedef unsigned long uLong; /* 32 bits or more */
340 #ifdef SMALL_MEDIUM
341 /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
342 # define Bytef Byte FAR
343 #else
344 typedef Byte FAR Bytef;
345 #endif
346 typedef char FAR charf;
347 typedef int FAR intf;
348 typedef uInt FAR uIntf;
349 typedef uLong FAR uLongf;
351 #ifdef STDC
352 typedef void const *voidpc;
353 typedef void FAR *voidpf;
354 typedef void *voidp;
355 #else
356 typedef Byte const *voidpc;
357 typedef Byte FAR *voidpf;
358 typedef Byte *voidp;
359 #endif
361 #ifdef HAVE_UNISTD_H /* may be set to #if 1 by ./configure */
362 # define Z_HAVE_UNISTD_H
363 #endif
365 #ifdef STDC
366 # include <sys/types.h> /* for off_t */
367 #endif
369 /* a little trick to accommodate both "#define _LARGEFILE64_SOURCE" and
370 * "#define _LARGEFILE64_SOURCE 1" as requesting 64-bit operations, (even
371 * though the former does not conform to the LFS document), but considering
372 * both "#undef _LARGEFILE64_SOURCE" and "#define _LARGEFILE64_SOURCE 0" as
373 * equivalently requesting no 64-bit operations
374 */
375 #if -_LARGEFILE64_SOURCE - -1 == 1
376 # undef _LARGEFILE64_SOURCE
377 #endif
379 #if defined(Z_HAVE_UNISTD_H) || defined(_LARGEFILE64_SOURCE)
380 # include <unistd.h> /* for SEEK_* and off_t */
381 # ifdef VMS
382 # include <unixio.h> /* for off_t */
383 # endif
384 # ifndef z_off_t
385 # define z_off_t off_t
386 # endif
387 #endif
389 #ifndef SEEK_SET
390 # define SEEK_SET 0 /* Seek from beginning of file. */
391 # define SEEK_CUR 1 /* Seek from current position. */
392 # define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
393 #endif
395 #ifndef z_off_t
396 # define z_off_t long
397 #endif
399 #if defined(_LARGEFILE64_SOURCE) && _LFS64_LARGEFILE-0
400 # define z_off64_t off64_t
401 #else
402 # define z_off64_t z_off_t
403 #endif
405 #if defined(__OS400__)
406 # define NO_vsnprintf
407 #endif
409 #if defined(__MVS__)
410 # define NO_vsnprintf
411 #endif
413 /* MVS linker does not support external names larger than 8 bytes */
414 #if defined(__MVS__)
415 #pragma map(deflateInit_,"DEIN")
416 #pragma map(deflateInit2_,"DEIN2")
417 #pragma map(deflateEnd,"DEEND")
418 #pragma map(deflateBound,"DEBND")
419 #pragma map(inflateInit_,"ININ")
420 #pragma map(inflateInit2_,"ININ2")
421 #pragma map(inflateEnd,"INEND")
422 #pragma map(inflateSync,"INSY")
423 #pragma map(inflateSetDictionary,"INSEDI")
424 #pragma map(compressBound,"CMBND")
425 #pragma map(inflate_table,"INTABL")
426 #pragma map(inflate_fast,"INFA")
427 #pragma map(inflate_copyright,"INCOPY")
428 #endif
430 #endif /* ZCONF_H */