zlib 1.2.1

ChangeLog

 
                 ChangeLog file for zlib
 
+Changes in 1.2.1 (17 November 2003)
+- Remove a tab in contrib/gzappend/gzappend.c
+- Update some interfaces in contrib for new zlib functions
+- Update zlib version number in some contrib entries
+- Add Windows CE definition for ptrdiff_t in zutil.h [Mai, Truta]
+- Support shared libraries on Hurd and KFreeBSD [Brown]
+- Fix error in NO_DIVIDE option of adler32.c
+
 Changes in 1.2.0.8 (4 November 2003)
 - Update version in contrib/delphi/ZLib.pas and contrib/pascal/zlibpas.pas
 - Add experimental NO_DIVIDE #define in adler32.c
@@ -18,7 +26,7 @@ Changes in 1.2.0.8 (4 November 2003)
 - Add -p to mkdir's in Makefile.in [vda]
 - Fix configure to properly detect presence or lack of printf functions
 - Add AS400 support [Monnerat]
-- Added a little Cygwin support [Wilson]
+- Add a little Cygwin support [Wilson]
 
 Changes in 1.2.0.7 (21 September 2003)
 - Correct some debug formats in contrib/infback9

Makefile

@@ -30,7 +30,7 @@ CPP=$(CC) -E
 
 LIBS=libz.a
 SHAREDLIB=libz.so
-SHAREDLIBV=libz.so.1.2.0.8
+SHAREDLIBV=libz.so.1.2.1
 SHAREDLIBM=libz.so.1
 
 AR=ar rc

Makefile.in

@@ -30,7 +30,7 @@ CPP=$(CC) -E
 
 LIBS=libz.a
 SHAREDLIB=libz.so
-SHAREDLIBV=libz.so.1.2.0.8
+SHAREDLIBV=libz.so.1.2.1
 SHAREDLIBM=libz.so.1
 
 AR=ar rc

README

 ZLIB DATA COMPRESSION LIBRARY
 
-zlib 1.2.0.8 is a general purpose data compression library.  All the code is
+zlib 1.2.1 is a general purpose data compression library.  All the code is
 thread safe.  The data format used by the zlib library is described by RFCs
 (Request for Comments) 1950 to 1952 in the files
 http://www.ietf.org/rfc/rfc1950.txt (zlib format), rfc1951.txt (deflate format)
@@ -34,7 +34,7 @@ Mark Nelson <markn@ieee.org> wrote an article about zlib for the Jan. 1997
 issue of  Dr. Dobb's Journal; a copy of the article is available in
 http://dogma.net/markn/articles/zlibtool/zlibtool.htm
 
-The changes made in version 1.2.0.8 are documented in the file ChangeLog.
+The changes made in version 1.2.1 are documented in the file ChangeLog.
 
 Unsupported third party contributions are provided in directory "contrib".
 

adler32.c

@@ -21,23 +21,23 @@
 #ifdef NO_DIVIDE
 #  define MOD(a) \
     do { \
-        if (a > (BASE << 16)) a -= (BASE << 16); \
-        if (a > (BASE << 15)) a -= (BASE << 15); \
-        if (a > (BASE << 14)) a -= (BASE << 14); \
-        if (a > (BASE << 13)) a -= (BASE << 13); \
-        if (a > (BASE << 12)) a -= (BASE << 12); \
-        if (a > (BASE << 11)) a -= (BASE << 11); \
-        if (a > (BASE << 10)) a -= (BASE << 10); \
-        if (a > (BASE << 9)) a -= (BASE << 9); \
-        if (a > (BASE << 8)) a -= (BASE << 8); \
-        if (a > (BASE << 7)) a -= (BASE << 7); \
-        if (a > (BASE << 6)) a -= (BASE << 6); \
-        if (a > (BASE << 5)) a -= (BASE << 5); \
-        if (a > (BASE << 4)) a -= (BASE << 4); \
-        if (a > (BASE << 3)) a -= (BASE << 3); \
-        if (a > (BASE << 2)) a -= (BASE << 2); \
-        if (a > (BASE << 1)) a -= (BASE << 1); \
-        if (a > BASE) a -= BASE; \
+        if (a >= (BASE << 16)) a -= (BASE << 16); \
+        if (a >= (BASE << 15)) a -= (BASE << 15); \
+        if (a >= (BASE << 14)) a -= (BASE << 14); \
+        if (a >= (BASE << 13)) a -= (BASE << 13); \
+        if (a >= (BASE << 12)) a -= (BASE << 12); \
+        if (a >= (BASE << 11)) a -= (BASE << 11); \
+        if (a >= (BASE << 10)) a -= (BASE << 10); \
+        if (a >= (BASE << 9)) a -= (BASE << 9); \
+        if (a >= (BASE << 8)) a -= (BASE << 8); \
+        if (a >= (BASE << 7)) a -= (BASE << 7); \
+        if (a >= (BASE << 6)) a -= (BASE << 6); \
+        if (a >= (BASE << 5)) a -= (BASE << 5); \
+        if (a >= (BASE << 4)) a -= (BASE << 4); \
+        if (a >= (BASE << 3)) a -= (BASE << 3); \
+        if (a >= (BASE << 2)) a -= (BASE << 2); \
+        if (a >= (BASE << 1)) a -= (BASE << 1); \
+        if (a >= BASE) a -= BASE; \
     } while (0)
 #else
 #  define MOD(a) a %= BASE

as400/bndsrc

@@ -87,7 +87,7 @@ STRPGMEXP PGMLVL(*CURRENT) SIGNATURE('ZLIB')
   EXPORT SYMBOL("zError")
 
 /*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/
-/*   Version 1.2.0.7 additional entry points.                       */
+/*   Version 1.2.1 additional entry points.                         */
 /*@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@*/
 
 /********************************************************************/

as400/compile.clp

@@ -118,6 +118,6 @@
                                  &MODLIB/INFTREES    &MODLIB/TREES       +
                                  &MODLIB/UNCOMPR     &MODLIB/ZUTIL)      +
                           SRCFILE(&SRCLIB/&CTLFILE) SRCMBR(BNDSRC) +
-                          TEXT('ZLIB 1.2.0.7') TGTRLS(V4R4M0)
+                          TEXT('ZLIB 1.2.1') TGTRLS(V4R4M0)
 
              ENDPGM

as400/readme.txt

-        ZLIB version 1.2.0.7 for AS400 installation instructions
+        ZLIB version 1.2.1 for AS400 installation instructions
 
 I) From an AS400 *SAVF file:
 

as400/zlib.inc

       *  ZLIB.INC - Interface to the general purpose compression library
       *
       *  ILE RPG400 version by Patrick Monnerat, DATASPHERE.
-      *  Version 1.2.0.7
+      *  Version 1.2.1
       *
       *
       *  WARNING:
@@ -20,8 +20,8 @@
       *                               Constants
       **************************************************************************
       *
-     D ZLIB_VERSION    C                   '1.2.0.8'                            Header's version
-     D ZLIB_VERNUM     C                   X'1208'
+     D ZLIB_VERSION    C                   '1.2.1'                            Header's version
+     D ZLIB_VERNUM     C                   X'1210'
       *
      D Z_NO_FLUSH      C                   0
      D Z_SYNC_FLUSH    C                   2

configure

@@ -76,7 +76,7 @@ if test "$gcc" -eq 1 && ($cc -c $cflags $test.c) 2>/dev/null; then
   SFLAGS=${CFLAGS-"-fPIC -O3"}
   CFLAGS="$cflags"
   case `(uname -s || echo unknown) 2>/dev/null` in
-  Linux | linux) LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1"};;
+  Linux | linux | GNU | GNU/*) LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1"};;
   CYGWIN* | Cygwin* | cygwin* )
              EXE='.exe';;
   QNX*)  # This is for QNX6. I suppose that the QNX rule below is for QNX2,QNX4

contrib/ada/zlib-thin.ads

@@ -146,17 +146,6 @@ private package ZLib.Thin is
       strategy : Int)
       return     Int;       -- zlib.h:506
 
-   function deflateBound
-     (strm     : Z_Streamp;
-      sourceLen : ULong)
-      return     Int;       -- zlib.h:595
-
-   function deflatePrime
-     (strm     : Z_Streamp;
-      bits     : Int;
-      value    : Int)
-      return     Int;       -- zlib.h:604
-
    function inflateSetDictionary
      (strm       : Z_Streamp;
       dictionary : Byte_Access;
@@ -399,6 +388,12 @@ private package ZLib.Thin is
 
    function zlibCompileFlags return ULong;
 
+   function deflatePrime
+     (strm     : Z_Streamp;
+      bits     : Int;
+      value    : Int)
+      return     Int;
+
 private
 
    type Z_Stream is record            -- zlib.h:68
@@ -432,8 +427,6 @@ private
    pragma Import (C, deflateCopy, "deflateCopy");
    pragma Import (C, deflateReset, "deflateReset");
    pragma Import (C, deflateParams, "deflateParams");
-   pragma Import (C, deflateBound, "deflateBound");
-   pragma Import (C, deflatePrime, "deflatePrime");
    pragma Import (C, inflateSetDictionary, "inflateSetDictionary");
    pragma Import (C, inflateSync, "inflateSync");
    pragma Import (C, inflateReset, "inflateReset");
@@ -467,13 +460,14 @@ private
    pragma Import (C, inflateSyncPoint, "inflateSyncPoint");
    pragma Import (C, get_crc_table, "get_crc_table");
 
-   --  since zlib 1.2.0:
+   --  added in zlib 1.2.1:
 
    pragma Import (C, inflateCopy, "inflateCopy");
    pragma Import (C, compressBound, "compressBound");
    pragma Import (C, deflateBound, "deflateBound");
    pragma Import (C, gzungetc, "gzungetc");
    pragma Import (C, zlibCompileFlags, "zlibCompileFlags");
+   pragma Import (C, deflatePrime, "deflatePrime");
 
    pragma Import (C, inflateBackInit, "inflateBackInit_");
 

contrib/delphi/readme.txt

@@ -14,7 +14,7 @@ we recommend the users to update their ZLib unit.
 Summary of modifications
 ========================
 
-- Improved makefile, adapted to zlib version 1.2.0.
+- Improved makefile, adapted to zlib version 1.2.1.
 
 - Some field types from TZStreamRec are changed from Integer to
   Longint, for consistency with the zlib.h header, and for 64-bit

contrib/gzappend/gzappend.c

@@ -167,7 +167,7 @@ local void rotate(unsigned char *list, unsigned len, unsigned rot)
 /* structure for gzip file read operations */
 typedef struct {
     int fd;                     /* file descriptor */
-    int size;              	/* 1 << size is bytes in buf */
+    int size;                   /* 1 << size is bytes in buf */
     unsigned left;              /* bytes available at next */
     unsigned char *buf;         /* buffer */
     unsigned char *next;        /* next byte in buffer */

contrib/infback9/inftree9.c

@@ -9,7 +9,7 @@
 #define MAXBITS 15
 
 const char inflate9_copyright[] =
-   " inflate9 1.2.0.8 Copyright 1995-2003 Mark Adler ";
+   " inflate9 1.2.1 Copyright 1995-2003 Mark Adler ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot
@@ -64,7 +64,7 @@ unsigned short FAR *work;
     static const unsigned short lext[31] = { /* Length codes 257..285 extra */
         128, 128, 128, 128, 128, 128, 128, 128, 129, 129, 129, 129,
         130, 130, 130, 130, 131, 131, 131, 131, 132, 132, 132, 132,
-        133, 133, 133, 133, 144, 76, 203};
+        133, 133, 133, 133, 144, 76, 66};
     static const unsigned short dbase[32] = { /* Distance codes 0..31 base */
         1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49,
         65, 97, 129, 193, 257, 385, 513, 769, 1025, 1537, 2049, 3073,

contrib/pascal/zlibpas.pas

@@ -166,6 +166,7 @@ function deflateEnd; external;
 function deflateInit_; external;
 function deflateInit2_; external;
 function deflateParams; external;
+function deflatePrime; external;
 function deflateReset; external;
 function deflateSetDictionary; external;
 function inflate; external;

deflate.c

@@ -52,7 +52,7 @@
 #include "deflate.h"
 
 const char deflate_copyright[] =
-   " deflate 1.2.0.8 Copyright 1995-2003 Jean-loup Gailly ";
+   " deflate 1.2.1 Copyright 1995-2003 Jean-loup Gailly ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot

inftrees.c

@@ -9,7 +9,7 @@
 #define MAXBITS 15
 
 const char inflate_copyright[] =
-   " inflate 1.2.0.8 Copyright 1995-2003 Mark Adler ";
+   " inflate 1.2.1 Copyright 1995-2003 Mark Adler ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot
@@ -62,7 +62,7 @@ unsigned short FAR *work;
         35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0};
     static const unsigned short lext[31] = { /* Length codes 257..285 extra */
         16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18,
-        19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 76, 203};
+        19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 76, 66};
     static const unsigned short dbase[32] = { /* Distance codes 0..29 base */
         1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,
         257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,

old/README

-This directory contains files that have not been updated for zlib 1.2.
+This directory contains files that have not been updated for zlib 1.2.1
 
 (Volunteers are encouraged to help clean this up.  Thanks.)

qnx/package.qpg

@@ -25,10 +25,10 @@
       <QPG:Files>
          <QPG:Add file="../zconf.h" install="/opt/include/" user="root:sys" permission="644"/>
          <QPG:Add file="../zlib.h" install="/opt/include/" user="root:sys" permission="644"/>
-         <QPG:Add file="../libz.so.1.2.0.8" install="/opt/lib/" user="root:bin" permission="644"/>
-         <QPG:Add file="libz.so" install="/opt/lib/" component="dev" filetype="symlink" linkto="libz.so.1.2.0.8"/>
-         <QPG:Add file="libz.so.1" install="/opt/lib/" filetype="symlink" linkto="libz.so.1.2.0.8"/>
-         <QPG:Add file="../libz.so.1.2.0.8" install="/opt/lib/" component="slib"/>
+         <QPG:Add file="../libz.so.1.2.1" install="/opt/lib/" user="root:bin" permission="644"/>
+         <QPG:Add file="libz.so" install="/opt/lib/" component="dev" filetype="symlink" linkto="libz.so.1.2.1"/>
+         <QPG:Add file="libz.so.1" install="/opt/lib/" filetype="symlink" linkto="libz.so.1.2.1"/>
+         <QPG:Add file="../libz.so.1.2.1" install="/opt/lib/" component="slib"/>
       </QPG:Files>
 
       <QPG:PackageFilter>
@@ -63,7 +63,7 @@
             </QPM:ProductDescription>
 
             <QPM:ReleaseDescription>
-               <QPM:ReleaseVersion>1.2.0.8</QPM:ReleaseVersion>
+               <QPM:ReleaseVersion>1.2.1</QPM:ReleaseVersion>
                <QPM:ReleaseUrgency>Medium</QPM:ReleaseUrgency>
                <QPM:ReleaseStability>Stable</QPM:ReleaseStability>
                <QPM:ReleaseNoteMinor></QPM:ReleaseNoteMinor>

win32/zlib1.rc

@@ -5,8 +5,8 @@ VS_VERSION_INFO		VERSIONINFO
 #else
 VS_VERSION_INFO		VERSIONINFO	MOVEABLE IMPURE LOADONCALL DISCARDABLE
 #endif
-  FILEVERSION		1,2,0,8
-  PRODUCTVERSION	1,2,0,8
+  FILEVERSION		1,2,1,0
+  PRODUCTVERSION	1,2,1,0
   FILEFLAGSMASK		VS_FFI_FILEFLAGSMASK
 #ifdef _DEBUG
   FILEFLAGS		1
@@ -23,12 +23,12 @@ BEGIN
     //language ID = U.S. English, char set = Windows, Multilingual
     BEGIN
       VALUE "FileDescription",	"zlib data compression library\0"
-      VALUE "FileVersion",	"1.2.0.8\0"
+      VALUE "FileVersion",	"1.2.1\0"
       VALUE "InternalName",	"zlib1.dll\0"
       VALUE "LegalCopyright",	"(C) 1995-2003 Jean-loup Gailly & Mark Adler\0"
       VALUE "OriginalFilename",	"zlib1.dll\0"
       VALUE "ProductName",	"zlib\0"
-      VALUE "ProductVersion",	"1.2.0.8\0"
+      VALUE "ProductVersion",	"1.2.1\0"
       VALUE "Comments","DLL support by Alessandro Iacopetti & Gilles Vollant\0"
     END
   END

zlib.3

-.TH ZLIB 3 "4 November 2003"
+.TH ZLIB 3 "17 November 2003"
 .SH NAME
 zlib \- compression/decompression library
 .SH SYNOPSIS
@@ -133,7 +133,7 @@ before asking for help.
 Send questions and/or comments to zlib@gzip.org,
 or (for the Windows DLL version) to Gilles Vollant (info@winimage.com).
 .SH AUTHORS
-Version 1.2.0.8
+Version 1.2.1
 Copyright (C) 1995-2003 Jean-loup Gailly (jloup@gzip.org)
 and Mark Adler (madler@alumni.caltech.edu).
 .LP

zlib.h

 /* zlib.h -- interface of the 'zlib' general purpose compression library
-  version 1.2.0.8, November 4th, 2003
+  version 1.2.1, November 17th, 2003
 
   Copyright (C) 1995-2003 Jean-loup Gailly and Mark Adler
 
@@ -37,8 +37,8 @@
 extern "C" {
 #endif
 
-#define ZLIB_VERSION "1.2.0.8"
-#define ZLIB_VERNUM 0x1208
+#define ZLIB_VERSION "1.2.1"
+#define ZLIB_VERNUM 0x1210
 
 /*
      The 'zlib' compression library provides in-memory compression and

zutil.h

@@ -139,6 +139,10 @@ extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
 #if (defined(_MSC_VER) && (_MSC_VER > 600))
 #  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