Update zlib to 1.2.5.

third_party/zlib/zutil.h

 /* zutil.h -- internal interface and configuration of the compression library
- * Copyright (C) 1995-2005 Jean-loup Gailly.
+ * Copyright (C) 1995-2010 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
 /* WARNING: this file should *not* be used by applications. It is
    part of the implementation of the compression library and is
    subject to change. Applications should only use zlib.h.
  */
 
-/* @(#) $Id: zutil.h,v 3.10 2005/08/04 19:14:14 tor%cs.brown.edu Exp $ */
+/* @(#) $Id$ */
 
 #ifndef ZUTIL_H
 #define ZUTIL_H
 
-#define ZLIB_INTERNAL
+#if ((__GNUC__-0) * 10 + __GNUC_MINOR__-0 >= 33) && !defined(NO_VIZ)
+#  define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
+#else
+#  define ZLIB_INTERNAL
+#endif
+
 #include "zlib.h"
 
 #ifdef STDC
-#  ifndef _WIN32_WCE
+#  if !(defined(_WIN32_WCE) && defined(_MSC_VER))
 #    include <stddef.h>
 #  endif
 #  include <string.h>
 #  include <stdlib.h>
 #endif
 #ifdef NO_ERRNO_H
 #   ifdef _WIN32_WCE
       /* The Microsoft C Run-Time Library for Windows CE doesn't have
        * errno.  We define it as a global variable to simplify porting.
        * Its value is always 0 and should not be used.  We rename it to
@@ skipping 51 matching lines @@
 #define MAX_MATCH  258
 /* The minimum and maximum match lengths */
 
 #define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */
 
         /* target dependencies */
 
 #if defined(MSDOS) || (defined(WINDOWS) && !defined(WIN32))
 #  define OS_CODE  0x00
 #  if defined(__TURBOC__) || defined(__BORLANDC__)
-#    if(__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
+#    if (__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
        /* Allow compilation with ANSI keywords only enabled */
        void _Cdecl farfree( void *block );
        void *_Cdecl farmalloc( unsigned long nbytes );
 #    else
 #      include <alloc.h>
 #    endif
 #  else /* MSC or DJGPP */
 #    include <malloc.h>
 #  endif
 #endif
 
 #ifdef AMIGA
 #  define OS_CODE  0x01
 #endif
 
 #if defined(VAXC) || defined(VMS)
 #  define OS_CODE  0x02
 #  define F_OPEN(name, mode) \
      fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512")
 #endif
 
 #if defined(ATARI) || defined(atarist)
 #  define OS_CODE  0x05
 #endif
 
 #ifdef OS2
 #  define OS_CODE  0x06
 #  ifdef M_I86
-     #include <malloc.h>
+#    include <malloc.h>
 #  endif
 #endif
 
 #if defined(MACOS) || defined(TARGET_OS_MAC)
 #  define OS_CODE  0x07
 #  if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
 #    include <unix.h> /* for fdopen */
 #  else
 #    ifndef fdopen
 #      define fdopen(fd,mode) NULL /* No fdopen() */
@@ skipping 12 matching lines @@
 #endif
 
 #ifdef __50SERIES /* Prime/PRIMOS */
 #  define OS_CODE  0x0f
 #endif
 
 #if defined(_BEOS_) || defined(RISCOS)
 #  define fdopen(fd,mode) NULL /* No fdopen() */
 #endif
 
-#if (defined(_MSC_VER) && (_MSC_VER > 600))
+#if (defined(_MSC_VER) && (_MSC_VER > 600)) && !defined __INTERIX
 #  if defined(_WIN32_WCE)
 #    define fdopen(fd,mode) NULL /* No fdopen() */
 #    ifndef _PTRDIFF_T_DEFINED
        typedef int ptrdiff_t;
 #      define _PTRDIFF_T_DEFINED
 #    endif
 #  else
 #    define fdopen(fd,type)  _fdopen(fd,type)
 #  endif
 #endif
 
+#if defined(__BORLANDC__)
+  #pragma warn -8004
+  #pragma warn -8008
+  #pragma warn -8066
+#endif
+
+/* provide prototypes for these when building zlib without LFS */
+#if !defined(_LARGEFILE64_SOURCE) || _LFS64_LARGEFILE-0 == 0
+    ZEXTERN uLong ZEXPORT adler32_combine64 OF((uLong, uLong, z_off_t));
+    ZEXTERN uLong ZEXPORT crc32_combine64 OF((uLong, uLong, z_off_t));
+#endif
+
         /* common defaults */
 
 #ifndef OS_CODE
 #  define OS_CODE  0x03  /* assume Unix */
 #endif
 
 #ifndef F_OPEN
 #  define F_OPEN(name, mode) fopen((name), (mode))
 #endif
 
@@ skipping 14 matching lines @@
      /* vsnprintf may exist on some MS-DOS compilers (DJGPP?),
         but for now we just assume it doesn't. */
 #    define NO_vsnprintf
 #  endif
 #  ifdef __TURBOC__
 #    define NO_vsnprintf
 #  endif
 #  ifdef WIN32
      /* In Win32, vsnprintf is available as the "non-ANSI" _vsnprintf. */
 #    if !defined(vsnprintf) && !defined(NO_vsnprintf)
-#      define vsnprintf _vsnprintf
+#      if !defined(_MSC_VER) || ( defined(_MSC_VER) && _MSC_VER < 1500 )
+#         define vsnprintf _vsnprintf
+#      endif
 #    endif
 #  endif
 #  ifdef __SASC
 #    define NO_vsnprintf
 #  endif
 #endif
 #ifdef VMS
 #  define NO_vsnprintf
 #endif
 
@@ skipping 14 matching lines @@
 #  ifdef SMALL_MEDIUM /* MSDOS small or medium model */
 #    define zmemcpy _fmemcpy
 #    define zmemcmp _fmemcmp
 #    define zmemzero(dest, len) _fmemset(dest, 0, len)
 #  else
 #    define zmemcpy memcpy
 #    define zmemcmp memcmp
 #    define zmemzero(dest, len) memset(dest, 0, len)
 #  endif
 #else
-   extern void zmemcpy  OF((Bytef* dest, const Bytef* source, uInt len));
-   extern int  zmemcmp  OF((const Bytef* s1, const Bytef* s2, uInt len));
-   extern void zmemzero OF((Bytef* dest, uInt len));
+   void ZLIB_INTERNAL zmemcpy OF((Bytef* dest, const Bytef* source, uInt len));
+   int ZLIB_INTERNAL zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len));
+   void ZLIB_INTERNAL zmemzero OF((Bytef* dest, uInt len));
 #endif
 
 /* Diagnostic functions */
 #ifdef DEBUG
 #  include <stdio.h>
-   extern int z_verbose;
-   extern void z_error    OF((char *m));
+   extern int ZLIB_INTERNAL z_verbose;
+   extern void ZLIB_INTERNAL z_error OF((char *m));
 #  define Assert(cond,msg) {if(!(cond)) z_error(msg);}
 #  define Trace(x) {if (z_verbose>=0) fprintf x ;}
 #  define Tracev(x) {if (z_verbose>0) fprintf x ;}
 #  define Tracevv(x) {if (z_verbose>1) fprintf x ;}
 #  define Tracec(c,x) {if (z_verbose>0 && (c)) fprintf x ;}
 #  define Tracecv(c,x) {if (z_verbose>1 && (c)) fprintf x ;}
 #else
 #  define Assert(cond,msg)
 #  define Trace(x)
 #  define Tracev(x)
 #  define Tracevv(x)
 #  define Tracec(c,x)
 #  define Tracecv(c,x)
 #endif
 
 
-voidpf zcalloc OF((voidpf opaque, unsigned items, unsigned size));
-void   zcfree  OF((voidpf opaque, voidpf ptr));
+voidpf ZLIB_INTERNAL zcalloc OF((voidpf opaque, unsigned items,
+                        unsigned size));
+void ZLIB_INTERNAL zcfree  OF((voidpf opaque, voidpf ptr));
 
 #define ZALLOC(strm, items, size) \
            (*((strm)->zalloc))((strm)->opaque, (items), (size))
 #define ZFREE(strm, addr)  (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
 #define TRY_FREE(s, p) {if (p) ZFREE(s, p);}
 
 #endif /* ZUTIL_H */