Try to merge across changes in zlib from 1.1.2 to 1.1.3.

diff --git a/zlib/ChangeLog b/zlib/ChangeLog
index ae49267..57386a2 100644 (file)
--- a/zlib/ChangeLog
+++ b/zlib/ChangeLog
@@ -1,6 +1,54 @@
 
                ChangeLog file for zlib
 
+Changes in 1.1.3 (9 July 1998)
+- fix "an inflate input buffer bug that shows up on rare but persistent
+  occasions" (Mark)
+- fix gzread and gztell for concatenated .gz files (Didier Le Botlan)
+- fix gzseek(..., SEEK_SET) in write mode
+- fix crc check after a gzeek (Frank Faubert)
+- fix miniunzip when the last entry in a zip file is itself a zip file
+  (J Lillge)
+- add contrib/asm586 and contrib/asm686 (Brian Raiter)
+  See http://www.muppetlabs.com/~breadbox/software/assembly.html
+- add support for Delphi 3 in contrib/delphi (Bob Dellaca)
+- add support for C++Builder 3 and Delphi 3 in contrib/delphi2 (Davide Moretti)
+- do not exit prematurely in untgz if 0 at start of block (Magnus Holmgren)
+- use macro EXTERN instead of extern to support DLL for BeOS (Sander Stoks)
+- added a FAQ file
+
+- Support gzdopen on Mac with Metrowerks (Jason Linhart)
+- Do not redefine Byte on Mac (Brad Pettit & Jason Linhart)
+- define SEEK_END too if SEEK_SET is not defined (Albert Chin-A-Young)
+- avoid some warnings with Borland C (Tom Tanner)
+- fix a problem in contrib/minizip/zip.c for 16-bit MSDOS (Gilles Vollant)
+- emulate utime() for WIN32 in contrib/untgz  (Gilles Vollant)
+- allow several arguments to configure (Tim Mooney, Frodo Looijaard)
+- use libdir and includedir in Makefile.in (Tim Mooney)
+- support shared libraries on OSF1 V4 (Tim Mooney)
+- remove so_locations in "make clean"  (Tim Mooney)
+- fix maketree.c compilation error (Glenn, Mark)
+- Python interface to zlib now in Python 1.5 (Jeremy Hylton)
+- new Makefile.riscos (Rich Walker)
+- initialize static descriptors in trees.c for embedded targets (Nick Smith)
+- use "foo-gz" in example.c for RISCOS and VMS (Nick Smith)
+- add the OS/2 files in Makefile.in too (Andrew Zabolotny)
+- fix fdopen and halloc macros for Microsoft C 6.0 (Tom Lane)
+- fix maketree.c to allow clean compilation of inffixed.h (Mark)
+- fix parameter check in deflateCopy (Gunther Nikl)
+- cleanup trees.c, use compressed_len only in debug mode (Christian Spieler)
+- Many portability patches by Christian Spieler:
+  . zutil.c, zutil.h: added "const" for zmem*
+  . Make_vms.com: fixed some typos
+  . Make_vms.com: msdos/Makefile.*: removed zutil.h from some dependency lists
+  . msdos/Makefile.msc: remove "default rtl link library" info from obj files
+  . msdos/Makefile.*: use model-dependent name for the built zlib library
+  . msdos/Makefile.emx, nt/Makefile.emx, nt/Makefile.gcc:
+     new makefiles, for emx (DOS/OS2), emx&rsxnt and mingw32 (Windows 9x / NT)
+- use define instead of typedef for Bytef also for MSC small/medium (Tom Lane)
+- replace __far with _far for better portability (Christian Spieler, Tom Lane)
+- fix test for errno.h in configure (Tim Newsham)
+
 Changes in 1.1.2 (19 March 98)
 - added contrib/minzip, mini zip and unzip based on zlib (Gilles Vollant)
   See http://www.winimage.com/zLibDll/unzip.html

diff --git a/zlib/deflate.c b/zlib/deflate.c
index 95b84d0..39a968d 100644 (file)
--- a/zlib/deflate.c
+++ b/zlib/deflate.c
@@ -52,7 +52,7 @@
 #include "deflate.h"
 
 const char deflate_copyright[] =
-   " deflate 1.1.2 Copyright 1995-1998 Jean-loup Gailly ";
+   " deflate 1.1.3 Copyright 1995-1998 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
@@ -608,11 +608,13 @@ int ZEXPORT deflateCopy (dest, source)
     deflate_state *ss;
     ushf *overlay;
 
-    ss = source->state;
 
-    if (source == Z_NULL || dest == Z_NULL || ss == Z_NULL) {
+    if (source == Z_NULL || dest == Z_NULL || source->state == Z_NULL) {
         return Z_STREAM_ERROR;
     }
+
+    ss = source->state;
+
     *dest = *source;
 
     ds = (deflate_state *) ZALLOC(dest, 1, sizeof(deflate_state));

diff --git a/zlib/deflate.h b/zlib/deflate.h
index 0483016..962676d 100644 (file)
--- a/zlib/deflate.h
+++ b/zlib/deflate.h
@@ -230,12 +230,12 @@ typedef struct internal_state {
 
     ulg opt_len;        /* bit length of current block with optimal trees */
     ulg static_len;     /* bit length of current block with static trees */
-    ulg compressed_len; /* total bit length of compressed file */
     uInt matches;       /* number of string matches in current block */
     int last_eob_len;   /* bit length of EOB code for last block */
 
 #ifdef DEBUG
-    ulg bits_sent;      /* bit length of the compressed data */
+    ulg compressed_len; /* total bit length of compressed file mod 2^32 */
+    ulg bits_sent;      /* bit length of compressed data sent mod 2^32 */
 #endif
 
     ush bi_buf;
@@ -268,7 +268,7 @@ typedef struct internal_state {
         /* in trees.c */
 void _tr_init         OF((deflate_state *s));
 int  _tr_tally        OF((deflate_state *s, unsigned dist, unsigned lc));
-ulg  _tr_flush_block  OF((deflate_state *s, charf *buf, ulg stored_len,
+void _tr_flush_block  OF((deflate_state *s, charf *buf, ulg stored_len,
                          int eof));
 void _tr_align        OF((deflate_state *s));
 void _tr_stored_block OF((deflate_state *s, charf *buf, ulg stored_len,

diff --git a/zlib/infblock.c b/zlib/infblock.c
index 3d6701e..1c221dd 100644 (file)
--- a/zlib/infblock.c
+++ b/zlib/infblock.c
@@ -345,13 +345,6 @@ int r;
         s->mode = TYPE;
         break;
       }
-      if (k > 7)              /* return unused byte, if any */
-      {
-        Assert(k < 16, "inflate_codes grabbed too many bytes")
-        k -= 8;
-        n++;
-        p--;                    /* can always return one */
-      }
       s->mode = DRY;
     case DRY:
       FLUSH

diff --git a/zlib/infcodes.c b/zlib/infcodes.c
index 1d3baa9..d4e5ee9 100644 (file)
--- a/zlib/infcodes.c
+++ b/zlib/infcodes.c
@@ -221,6 +221,13 @@ int r;
       c->mode = START;
       break;
     case WASH:          /* o: got eob, possibly more output */
+      if (k > 7)        /* return unused byte, if any */
+      {
+        Assert(k < 16, "inflate_codes grabbed too many bytes")
+        k -= 8;
+        n++;
+        p--;            /* can always return one */
+      }
       FLUSH
       if (s->read != s->write)
         LEAVE

diff --git a/zlib/inffixed.h b/zlib/inffixed.h
index 644ef6c..77f7e76 100644 (file)
--- a/zlib/inffixed.h
+++ b/zlib/inffixed.h
@@ -10,116 +10,142 @@
 local uInt fixed_bl = 9;
 local uInt fixed_bd = 5;
 local inflate_huft fixed_tl[] = {
-    {{96,7},256}, {{0,8},80}, {{0,8},16}, {{84,8},115}, {{82,7},31},
-    {{0,8},112}, {{0,8},48}, {{0,9},192}, {{80,7},10}, {{0,8},96},
-    {{0,8},32}, {{0,9},160}, {{0,8},0}, {{0,8},128}, {{0,8},64},
-    {{0,9},224}, {{80,7},6}, {{0,8},88}, {{0,8},24}, {{0,9},144},
-    {{83,7},59}, {{0,8},120}, {{0,8},56}, {{0,9},208}, {{81,7},17},
-    {{0,8},104}, {{0,8},40}, {{0,9},176}, {{0,8},8}, {{0,8},136},
-    {{0,8},72}, {{0,9},240}, {{80,7},4}, {{0,8},84}, {{0,8},20},
-    {{85,8},227}, {{83,7},43}, {{0,8},116}, {{0,8},52}, {{0,9},200},
-    {{81,7},13}, {{0,8},100}, {{0,8},36}, {{0,9},168}, {{0,8},4},
-    {{0,8},132}, {{0,8},68}, {{0,9},232}, {{80,7},8}, {{0,8},92},
-    {{0,8},28}, {{0,9},152}, {{84,7},83}, {{0,8},124}, {{0,8},60},
-    {{0,9},216}, {{82,7},23}, {{0,8},108}, {{0,8},44}, {{0,9},184},
-    {{0,8},12}, {{0,8},140}, {{0,8},76}, {{0,9},248}, {{80,7},3},
-    {{0,8},82}, {{0,8},18}, {{85,8},163}, {{83,7},35}, {{0,8},114},
-    {{0,8},50}, {{0,9},196}, {{81,7},11}, {{0,8},98}, {{0,8},34},
-    {{0,9},164}, {{0,8},2}, {{0,8},130}, {{0,8},66}, {{0,9},228},
-    {{80,7},7}, {{0,8},90}, {{0,8},26}, {{0,9},148}, {{84,7},67},
-    {{0,8},122}, {{0,8},58}, {{0,9},212}, {{82,7},19}, {{0,8},106},
-    {{0,8},42}, {{0,9},180}, {{0,8},10}, {{0,8},138}, {{0,8},74},
-    {{0,9},244}, {{80,7},5}, {{0,8},86}, {{0,8},22}, {{192,8},0},
-    {{83,7},51}, {{0,8},118}, {{0,8},54}, {{0,9},204}, {{81,7},15},
-    {{0,8},102}, {{0,8},38}, {{0,9},172}, {{0,8},6}, {{0,8},134},
-    {{0,8},70}, {{0,9},236}, {{80,7},9}, {{0,8},94}, {{0,8},30},
-    {{0,9},156}, {{84,7},99}, {{0,8},126}, {{0,8},62}, {{0,9},220},
-    {{82,7},27}, {{0,8},110}, {{0,8},46}, {{0,9},188}, {{0,8},14},
-    {{0,8},142}, {{0,8},78}, {{0,9},252}, {{96,7},256}, {{0,8},81},
-    {{0,8},17}, {{85,8},131}, {{82,7},31}, {{0,8},113}, {{0,8},49},
-    {{0,9},194}, {{80,7},10}, {{0,8},97}, {{0,8},33}, {{0,9},162},
-    {{0,8},1}, {{0,8},129}, {{0,8},65}, {{0,9},226}, {{80,7},6},
-    {{0,8},89}, {{0,8},25}, {{0,9},146}, {{83,7},59}, {{0,8},121},
-    {{0,8},57}, {{0,9},210}, {{81,7},17}, {{0,8},105}, {{0,8},41},
-    {{0,9},178}, {{0,8},9}, {{0,8},137}, {{0,8},73}, {{0,9},242},
-    {{80,7},4}, {{0,8},85}, {{0,8},21}, {{80,8},258}, {{83,7},43},
-    {{0,8},117}, {{0,8},53}, {{0,9},202}, {{81,7},13}, {{0,8},101},
-    {{0,8},37}, {{0,9},170}, {{0,8},5}, {{0,8},133}, {{0,8},69},
-    {{0,9},234}, {{80,7},8}, {{0,8},93}, {{0,8},29}, {{0,9},154},
-    {{84,7},83}, {{0,8},125}, {{0,8},61}, {{0,9},218}, {{82,7},23},
-    {{0,8},109}, {{0,8},45}, {{0,9},186}, {{0,8},13}, {{0,8},141},
-    {{0,8},77}, {{0,9},250}, {{80,7},3}, {{0,8},83}, {{0,8},19},
-    {{85,8},195}, {{83,7},35}, {{0,8},115}, {{0,8},51}, {{0,9},198},
-    {{81,7},11}, {{0,8},99}, {{0,8},35}, {{0,9},166}, {{0,8},3},
-    {{0,8},131}, {{0,8},67}, {{0,9},230}, {{80,7},7}, {{0,8},91},
-    {{0,8},27}, {{0,9},150}, {{84,7},67}, {{0,8},123}, {{0,8},59},
-    {{0,9},214}, {{82,7},19}, {{0,8},107}, {{0,8},43}, {{0,9},182},
-    {{0,8},11}, {{0,8},139}, {{0,8},75}, {{0,9},246}, {{80,7},5},
-    {{0,8},87}, {{0,8},23}, {{192,8},0}, {{83,7},51}, {{0,8},119},
-    {{0,8},55}, {{0,9},206}, {{81,7},15}, {{0,8},103}, {{0,8},39},
-    {{0,9},174}, {{0,8},7}, {{0,8},135}, {{0,8},71}, {{0,9},238},
-    {{80,7},9}, {{0,8},95}, {{0,8},31}, {{0,9},158}, {{84,7},99},
-    {{0,8},127}, {{0,8},63}, {{0,9},222}, {{82,7},27}, {{0,8},111},
-    {{0,8},47}, {{0,9},190}, {{0,8},15}, {{0,8},143}, {{0,8},79},
-    {{0,9},254}, {{96,7},256}, {{0,8},80}, {{0,8},16}, {{84,8},115},
-    {{82,7},31}, {{0,8},112}, {{0,8},48}, {{0,9},193}, {{80,7},10},
-    {{0,8},96}, {{0,8},32}, {{0,9},161}, {{0,8},0}, {{0,8},128},
-    {{0,8},64}, {{0,9},225}, {{80,7},6}, {{0,8},88}, {{0,8},24},
-    {{0,9},145}, {{83,7},59}, {{0,8},120}, {{0,8},56}, {{0,9},209},
-    {{81,7},17}, {{0,8},104}, {{0,8},40}, {{0,9},177}, {{0,8},8},
-    {{0,8},136}, {{0,8},72}, {{0,9},241}, {{80,7},4}, {{0,8},84},
-    {{0,8},20}, {{85,8},227}, {{83,7},43}, {{0,8},116}, {{0,8},52},
-    {{0,9},201}, {{81,7},13}, {{0,8},100}, {{0,8},36}, {{0,9},169},
-    {{0,8},4}, {{0,8},132}, {{0,8},68}, {{0,9},233}, {{80,7},8},
-    {{0,8},92}, {{0,8},28}, {{0,9},153}, {{84,7},83}, {{0,8},124},
-    {{0,8},60}, {{0,9},217}, {{82,7},23}, {{0,8},108}, {{0,8},44},
-    {{0,9},185}, {{0,8},12}, {{0,8},140}, {{0,8},76}, {{0,9},249},
-    {{80,7},3}, {{0,8},82}, {{0,8},18}, {{85,8},163}, {{83,7},35},
-    {{0,8},114}, {{0,8},50}, {{0,9},197}, {{81,7},11}, {{0,8},98},
-    {{0,8},34}, {{0,9},165}, {{0,8},2}, {{0,8},130}, {{0,8},66},
-    {{0,9},229}, {{80,7},7}, {{0,8},90}, {{0,8},26}, {{0,9},149},
-    {{84,7},67}, {{0,8},122}, {{0,8},58}, {{0,9},213}, {{82,7},19},
-    {{0,8},106}, {{0,8},42}, {{0,9},181}, {{0,8},10}, {{0,8},138},
-    {{0,8},74}, {{0,9},245}, {{80,7},5}, {{0,8},86}, {{0,8},22},
-    {{192,8},0}, {{83,7},51}, {{0,8},118}, {{0,8},54}, {{0,9},205},
-    {{81,7},15}, {{0,8},102}, {{0,8},38}, {{0,9},173}, {{0,8},6},
-    {{0,8},134}, {{0,8},70}, {{0,9},237}, {{80,7},9}, {{0,8},94},
-    {{0,8},30}, {{0,9},157}, {{84,7},99}, {{0,8},126}, {{0,8},62},
-    {{0,9},221}, {{82,7},27}, {{0,8},110}, {{0,8},46}, {{0,9},189},
-    {{0,8},14}, {{0,8},142}, {{0,8},78}, {{0,9},253}, {{96,7},256},
-    {{0,8},81}, {{0,8},17}, {{85,8},131}, {{82,7},31}, {{0,8},113},
-    {{0,8},49}, {{0,9},195}, {{80,7},10}, {{0,8},97}, {{0,8},33},
-    {{0,9},163}, {{0,8},1}, {{0,8},129}, {{0,8},65}, {{0,9},227},
-    {{80,7},6}, {{0,8},89}, {{0,8},25}, {{0,9},147}, {{83,7},59},
-    {{0,8},121}, {{0,8},57}, {{0,9},211}, {{81,7},17}, {{0,8},105},
-    {{0,8},41}, {{0,9},179}, {{0,8},9}, {{0,8},137}, {{0,8},73},
-    {{0,9},243}, {{80,7},4}, {{0,8},85}, {{0,8},21}, {{80,8},258},
-    {{83,7},43}, {{0,8},117}, {{0,8},53}, {{0,9},203}, {{81,7},13},
-    {{0,8},101}, {{0,8},37}, {{0,9},171}, {{0,8},5}, {{0,8},133},
-    {{0,8},69}, {{0,9},235}, {{80,7},8}, {{0,8},93}, {{0,8},29},
-    {{0,9},155}, {{84,7},83}, {{0,8},125}, {{0,8},61}, {{0,9},219},
-    {{82,7},23}, {{0,8},109}, {{0,8},45}, {{0,9},187}, {{0,8},13},
-    {{0,8},141}, {{0,8},77}, {{0,9},251}, {{80,7},3}, {{0,8},83},
-    {{0,8},19}, {{85,8},195}, {{83,7},35}, {{0,8},115}, {{0,8},51},
-    {{0,9},199}, {{81,7},11}, {{0,8},99}, {{0,8},35}, {{0,9},167},
-    {{0,8},3}, {{0,8},131}, {{0,8},67}, {{0,9},231}, {{80,7},7},
-    {{0,8},91}, {{0,8},27}, {{0,9},151}, {{84,7},67}, {{0,8},123},
-    {{0,8},59}, {{0,9},215}, {{82,7},19}, {{0,8},107}, {{0,8},43},
-    {{0,9},183}, {{0,8},11}, {{0,8},139}, {{0,8},75}, {{0,9},247},
-    {{80,7},5}, {{0,8},87}, {{0,8},23}, {{192,8},0}, {{83,7},51},
-    {{0,8},119}, {{0,8},55}, {{0,9},207}, {{81,7},15}, {{0,8},103},
-    {{0,8},39}, {{0,9},175}, {{0,8},7}, {{0,8},135}, {{0,8},71},
-    {{0,9},239}, {{80,7},9}, {{0,8},95}, {{0,8},31}, {{0,9},159},
-    {{84,7},99}, {{0,8},127}, {{0,8},63}, {{0,9},223}, {{82,7},27},
-    {{0,8},111}, {{0,8},47}, {{0,9},191}, {{0,8},15}, {{0,8},143},
-    {{0,8},79}, {{0,9},255}
+    {{{96,7}},256}, {{{0,8}},80}, {{{0,8}},16}, {{{84,8}},115},
+    {{{82,7}},31}, {{{0,8}},112}, {{{0,8}},48}, {{{0,9}},192},
+    {{{80,7}},10}, {{{0,8}},96}, {{{0,8}},32}, {{{0,9}},160},
+    {{{0,8}},0}, {{{0,8}},128}, {{{0,8}},64}, {{{0,9}},224},
+    {{{80,7}},6}, {{{0,8}},88}, {{{0,8}},24}, {{{0,9}},144},
+    {{{83,7}},59}, {{{0,8}},120}, {{{0,8}},56}, {{{0,9}},208},
+    {{{81,7}},17}, {{{0,8}},104}, {{{0,8}},40}, {{{0,9}},176},
+    {{{0,8}},8}, {{{0,8}},136}, {{{0,8}},72}, {{{0,9}},240},
+    {{{80,7}},4}, {{{0,8}},84}, {{{0,8}},20}, {{{85,8}},227},
+    {{{83,7}},43}, {{{0,8}},116}, {{{0,8}},52}, {{{0,9}},200},
+    {{{81,7}},13}, {{{0,8}},100}, {{{0,8}},36}, {{{0,9}},168},
+    {{{0,8}},4}, {{{0,8}},132}, {{{0,8}},68}, {{{0,9}},232},
+    {{{80,7}},8}, {{{0,8}},92}, {{{0,8}},28}, {{{0,9}},152},
+    {{{84,7}},83}, {{{0,8}},124}, {{{0,8}},60}, {{{0,9}},216},
+    {{{82,7}},23}, {{{0,8}},108}, {{{0,8}},44}, {{{0,9}},184},
+    {{{0,8}},12}, {{{0,8}},140}, {{{0,8}},76}, {{{0,9}},248},
+    {{{80,7}},3}, {{{0,8}},82}, {{{0,8}},18}, {{{85,8}},163},
+    {{{83,7}},35}, {{{0,8}},114}, {{{0,8}},50}, {{{0,9}},196},
+    {{{81,7}},11}, {{{0,8}},98}, {{{0,8}},34}, {{{0,9}},164},
+    {{{0,8}},2}, {{{0,8}},130}, {{{0,8}},66}, {{{0,9}},228},
+    {{{80,7}},7}, {{{0,8}},90}, {{{0,8}},26}, {{{0,9}},148},
+    {{{84,7}},67}, {{{0,8}},122}, {{{0,8}},58}, {{{0,9}},212},
+    {{{82,7}},19}, {{{0,8}},106}, {{{0,8}},42}, {{{0,9}},180},
+    {{{0,8}},10}, {{{0,8}},138}, {{{0,8}},74}, {{{0,9}},244},
+    {{{80,7}},5}, {{{0,8}},86}, {{{0,8}},22}, {{{192,8}},0},
+    {{{83,7}},51}, {{{0,8}},118}, {{{0,8}},54}, {{{0,9}},204},
+    {{{81,7}},15}, {{{0,8}},102}, {{{0,8}},38}, {{{0,9}},172},
+    {{{0,8}},6}, {{{0,8}},134}, {{{0,8}},70}, {{{0,9}},236},
+    {{{80,7}},9}, {{{0,8}},94}, {{{0,8}},30}, {{{0,9}},156},
+    {{{84,7}},99}, {{{0,8}},126}, {{{0,8}},62}, {{{0,9}},220},
+    {{{82,7}},27}, {{{0,8}},110}, {{{0,8}},46}, {{{0,9}},188},
+    {{{0,8}},14}, {{{0,8}},142}, {{{0,8}},78}, {{{0,9}},252},
+    {{{96,7}},256}, {{{0,8}},81}, {{{0,8}},17}, {{{85,8}},131},
+    {{{82,7}},31}, {{{0,8}},113}, {{{0,8}},49}, {{{0,9}},194},
+    {{{80,7}},10}, {{{0,8}},97}, {{{0,8}},33}, {{{0,9}},162},
+    {{{0,8}},1}, {{{0,8}},129}, {{{0,8}},65}, {{{0,9}},226},
+    {{{80,7}},6}, {{{0,8}},89}, {{{0,8}},25}, {{{0,9}},146},
+    {{{83,7}},59}, {{{0,8}},121}, {{{0,8}},57}, {{{0,9}},210},
+    {{{81,7}},17}, {{{0,8}},105}, {{{0,8}},41}, {{{0,9}},178},
+    {{{0,8}},9}, {{{0,8}},137}, {{{0,8}},73}, {{{0,9}},242},
+    {{{80,7}},4}, {{{0,8}},85}, {{{0,8}},21}, {{{80,8}},258},
+    {{{83,7}},43}, {{{0,8}},117}, {{{0,8}},53}, {{{0,9}},202},
+    {{{81,7}},13}, {{{0,8}},101}, {{{0,8}},37}, {{{0,9}},170},
+    {{{0,8}},5}, {{{0,8}},133}, {{{0,8}},69}, {{{0,9}},234},
+    {{{80,7}},8}, {{{0,8}},93}, {{{0,8}},29}, {{{0,9}},154},
+    {{{84,7}},83}, {{{0,8}},125}, {{{0,8}},61}, {{{0,9}},218},
+    {{{82,7}},23}, {{{0,8}},109}, {{{0,8}},45}, {{{0,9}},186},
+    {{{0,8}},13}, {{{0,8}},141}, {{{0,8}},77}, {{{0,9}},250},
+    {{{80,7}},3}, {{{0,8}},83}, {{{0,8}},19}, {{{85,8}},195},
+    {{{83,7}},35}, {{{0,8}},115}, {{{0,8}},51}, {{{0,9}},198},
+    {{{81,7}},11}, {{{0,8}},99}, {{{0,8}},35}, {{{0,9}},166},
+    {{{0,8}},3}, {{{0,8}},131}, {{{0,8}},67}, {{{0,9}},230},
+    {{{80,7}},7}, {{{0,8}},91}, {{{0,8}},27}, {{{0,9}},150},
+    {{{84,7}},67}, {{{0,8}},123}, {{{0,8}},59}, {{{0,9}},214},
+    {{{82,7}},19}, {{{0,8}},107}, {{{0,8}},43}, {{{0,9}},182},
+    {{{0,8}},11}, {{{0,8}},139}, {{{0,8}},75}, {{{0,9}},246},
+    {{{80,7}},5}, {{{0,8}},87}, {{{0,8}},23}, {{{192,8}},0},
+    {{{83,7}},51}, {{{0,8}},119}, {{{0,8}},55}, {{{0,9}},206},
+    {{{81,7}},15}, {{{0,8}},103}, {{{0,8}},39}, {{{0,9}},174},
+    {{{0,8}},7}, {{{0,8}},135}, {{{0,8}},71}, {{{0,9}},238},
+    {{{80,7}},9}, {{{0,8}},95}, {{{0,8}},31}, {{{0,9}},158},
+    {{{84,7}},99}, {{{0,8}},127}, {{{0,8}},63}, {{{0,9}},222},
+    {{{82,7}},27}, {{{0,8}},111}, {{{0,8}},47}, {{{0,9}},190},
+    {{{0,8}},15}, {{{0,8}},143}, {{{0,8}},79}, {{{0,9}},254},
+    {{{96,7}},256}, {{{0,8}},80}, {{{0,8}},16}, {{{84,8}},115},
+    {{{82,7}},31}, {{{0,8}},112}, {{{0,8}},48}, {{{0,9}},193},
+    {{{80,7}},10}, {{{0,8}},96}, {{{0,8}},32}, {{{0,9}},161},
+    {{{0,8}},0}, {{{0,8}},128}, {{{0,8}},64}, {{{0,9}},225},
+    {{{80,7}},6}, {{{0,8}},88}, {{{0,8}},24}, {{{0,9}},145},
+    {{{83,7}},59}, {{{0,8}},120}, {{{0,8}},56}, {{{0,9}},209},
+    {{{81,7}},17}, {{{0,8}},104}, {{{0,8}},40}, {{{0,9}},177},
+    {{{0,8}},8}, {{{0,8}},136}, {{{0,8}},72}, {{{0,9}},241},
+    {{{80,7}},4}, {{{0,8}},84}, {{{0,8}},20}, {{{85,8}},227},
+    {{{83,7}},43}, {{{0,8}},116}, {{{0,8}},52}, {{{0,9}},201},
+    {{{81,7}},13}, {{{0,8}},100}, {{{0,8}},36}, {{{0,9}},169},
+    {{{0,8}},4}, {{{0,8}},132}, {{{0,8}},68}, {{{0,9}},233},
+    {{{80,7}},8}, {{{0,8}},92}, {{{0,8}},28}, {{{0,9}},153},
+    {{{84,7}},83}, {{{0,8}},124}, {{{0,8}},60}, {{{0,9}},217},
+    {{{82,7}},23}, {{{0,8}},108}, {{{0,8}},44}, {{{0,9}},185},
+    {{{0,8}},12}, {{{0,8}},140}, {{{0,8}},76}, {{{0,9}},249},
+    {{{80,7}},3}, {{{0,8}},82}, {{{0,8}},18}, {{{85,8}},163},
+    {{{83,7}},35}, {{{0,8}},114}, {{{0,8}},50}, {{{0,9}},197},
+    {{{81,7}},11}, {{{0,8}},98}, {{{0,8}},34}, {{{0,9}},165},
+    {{{0,8}},2}, {{{0,8}},130}, {{{0,8}},66}, {{{0,9}},229},
+    {{{80,7}},7}, {{{0,8}},90}, {{{0,8}},26}, {{{0,9}},149},
+    {{{84,7}},67}, {{{0,8}},122}, {{{0,8}},58}, {{{0,9}},213},
+    {{{82,7}},19}, {{{0,8}},106}, {{{0,8}},42}, {{{0,9}},181},
+    {{{0,8}},10}, {{{0,8}},138}, {{{0,8}},74}, {{{0,9}},245},
+    {{{80,7}},5}, {{{0,8}},86}, {{{0,8}},22}, {{{192,8}},0},
+    {{{83,7}},51}, {{{0,8}},118}, {{{0,8}},54}, {{{0,9}},205},
+    {{{81,7}},15}, {{{0,8}},102}, {{{0,8}},38}, {{{0,9}},173},
+    {{{0,8}},6}, {{{0,8}},134}, {{{0,8}},70}, {{{0,9}},237},
+    {{{80,7}},9}, {{{0,8}},94}, {{{0,8}},30}, {{{0,9}},157},
+    {{{84,7}},99}, {{{0,8}},126}, {{{0,8}},62}, {{{0,9}},221},
+    {{{82,7}},27}, {{{0,8}},110}, {{{0,8}},46}, {{{0,9}},189},
+    {{{0,8}},14}, {{{0,8}},142}, {{{0,8}},78}, {{{0,9}},253},
+    {{{96,7}},256}, {{{0,8}},81}, {{{0,8}},17}, {{{85,8}},131},
+    {{{82,7}},31}, {{{0,8}},113}, {{{0,8}},49}, {{{0,9}},195},
+    {{{80,7}},10}, {{{0,8}},97}, {{{0,8}},33}, {{{0,9}},163},
+    {{{0,8}},1}, {{{0,8}},129}, {{{0,8}},65}, {{{0,9}},227},
+    {{{80,7}},6}, {{{0,8}},89}, {{{0,8}},25}, {{{0,9}},147},
+    {{{83,7}},59}, {{{0,8}},121}, {{{0,8}},57}, {{{0,9}},211},
+    {{{81,7}},17}, {{{0,8}},105}, {{{0,8}},41}, {{{0,9}},179},
+    {{{0,8}},9}, {{{0,8}},137}, {{{0,8}},73}, {{{0,9}},243},
+    {{{80,7}},4}, {{{0,8}},85}, {{{0,8}},21}, {{{80,8}},258},
+    {{{83,7}},43}, {{{0,8}},117}, {{{0,8}},53}, {{{0,9}},203},
+    {{{81,7}},13}, {{{0,8}},101}, {{{0,8}},37}, {{{0,9}},171},
+    {{{0,8}},5}, {{{0,8}},133}, {{{0,8}},69}, {{{0,9}},235},
+    {{{80,7}},8}, {{{0,8}},93}, {{{0,8}},29}, {{{0,9}},155},
+    {{{84,7}},83}, {{{0,8}},125}, {{{0,8}},61}, {{{0,9}},219},
+    {{{82,7}},23}, {{{0,8}},109}, {{{0,8}},45}, {{{0,9}},187},
+    {{{0,8}},13}, {{{0,8}},141}, {{{0,8}},77}, {{{0,9}},251},
+    {{{80,7}},3}, {{{0,8}},83}, {{{0,8}},19}, {{{85,8}},195},
+    {{{83,7}},35}, {{{0,8}},115}, {{{0,8}},51}, {{{0,9}},199},
+    {{{81,7}},11}, {{{0,8}},99}, {{{0,8}},35}, {{{0,9}},167},
+    {{{0,8}},3}, {{{0,8}},131}, {{{0,8}},67}, {{{0,9}},231},
+    {{{80,7}},7}, {{{0,8}},91}, {{{0,8}},27}, {{{0,9}},151},
+    {{{84,7}},67}, {{{0,8}},123}, {{{0,8}},59}, {{{0,9}},215},
+    {{{82,7}},19}, {{{0,8}},107}, {{{0,8}},43}, {{{0,9}},183},
+    {{{0,8}},11}, {{{0,8}},139}, {{{0,8}},75}, {{{0,9}},247},
+    {{{80,7}},5}, {{{0,8}},87}, {{{0,8}},23}, {{{192,8}},0},
+    {{{83,7}},51}, {{{0,8}},119}, {{{0,8}},55}, {{{0,9}},207},
+    {{{81,7}},15}, {{{0,8}},103}, {{{0,8}},39}, {{{0,9}},175},
+    {{{0,8}},7}, {{{0,8}},135}, {{{0,8}},71}, {{{0,9}},239},
+    {{{80,7}},9}, {{{0,8}},95}, {{{0,8}},31}, {{{0,9}},159},
+    {{{84,7}},99}, {{{0,8}},127}, {{{0,8}},63}, {{{0,9}},223},
+    {{{82,7}},27}, {{{0,8}},111}, {{{0,8}},47}, {{{0,9}},191},
+    {{{0,8}},15}, {{{0,8}},143}, {{{0,8}},79}, {{{0,9}},255}
   };
 local inflate_huft fixed_td[] = {
-    {{80,5},1}, {{87,5},257}, {{83,5},17}, {{91,5},4097}, {{81,5},5},
-    {{89,5},1025}, {{85,5},65}, {{93,5},16385}, {{80,5},3}, {{88,5},513},
-    {{84,5},33}, {{92,5},8193}, {{82,5},9}, {{90,5},2049}, {{86,5},129},
-    {{192,5},24577}, {{80,5},2}, {{87,5},385}, {{83,5},25}, {{91,5},6145},
-    {{81,5},7}, {{89,5},1537}, {{85,5},97}, {{93,5},24577}, {{80,5},4},
-    {{88,5},769}, {{84,5},49}, {{92,5},12289}, {{82,5},13}, {{90,5},3073},
-    {{86,5},193}, {{192,5},24577}
+    {{{80,5}},1}, {{{87,5}},257}, {{{83,5}},17}, {{{91,5}},4097},
+    {{{81,5}},5}, {{{89,5}},1025}, {{{85,5}},65}, {{{93,5}},16385},
+    {{{80,5}},3}, {{{88,5}},513}, {{{84,5}},33}, {{{92,5}},8193},
+    {{{82,5}},9}, {{{90,5}},2049}, {{{86,5}},129}, {{{192,5}},24577},
+    {{{80,5}},2}, {{{87,5}},385}, {{{83,5}},25}, {{{91,5}},6145},
+    {{{81,5}},7}, {{{89,5}},1537}, {{{85,5}},97}, {{{93,5}},24577},
+    {{{80,5}},4}, {{{88,5}},769}, {{{84,5}},49}, {{{92,5}},12289},
+    {{{82,5}},13}, {{{90,5}},3073}, {{{86,5}},193}, {{{192,5}},24577}
   };

diff --git a/zlib/inftrees.c b/zlib/inftrees.c
index 6876ab5..ef1e0b6 100644 (file)
--- a/zlib/inftrees.c
+++ b/zlib/inftrees.c
@@ -11,7 +11,7 @@
 #endif
 
 const char inflate_copyright[] =
-   " inflate 1.1.2 Copyright 1995-1998 Mark Adler ";
+   " inflate 1.1.3 Copyright 1995-1998 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

diff --git a/zlib/trees.c b/zlib/trees.c
index 41b7fe8..7df4803 100644 (file)
--- a/zlib/trees.c
+++ b/zlib/trees.c
@@ -252,6 +252,13 @@ local void tr_static_init()
 
     if (static_init_done) return;
 
+    /* For some embedded targets, global variables are not initialized: */
+    static_l_desc.static_tree = static_ltree;
+    static_l_desc.extra_bits = extra_lbits;
+    static_d_desc.static_tree = static_dtree;
+    static_d_desc.extra_bits = extra_dbits;
+    static_bl_desc.extra_bits = extra_blbits;
+
     /* Initialize the mapping length (0..255) -> length code (0..28) */
     length = 0;
     for (code = 0; code < LENGTH_CODES-1; code++) {
@@ -380,8 +387,6 @@ void _tr_init(s)
 {
     tr_static_init();
 
-    s->compressed_len = 0L;
-
     s->l_desc.dyn_tree = s->dyn_ltree;
     s->l_desc.stat_desc = &static_l_desc;
 
@@ -395,6 +400,7 @@ void _tr_init(s)
     s->bi_valid = 0;
     s->last_eob_len = 8; /* enough lookahead for inflate */
 #ifdef DEBUG
+    s->compressed_len = 0L;
     s->bits_sent = 0L;
 #endif
 
@@ -867,9 +873,10 @@ void _tr_stored_block(s, buf, stored_len, eof)
     int eof;          /* true if this is the last block for a file */
 {
     send_bits(s, (STORED_BLOCK<<1)+eof, 3);  /* send block type */
+#ifdef DEBUG
     s->compressed_len = (s->compressed_len + 3 + 7) & (ulg)~7L;
     s->compressed_len += (stored_len + 4) << 3;
-
+#endif
     copy_block(s, buf, (unsigned)stored_len, 1); /* with header */
 }
 
@@ -889,7 +896,9 @@ void _tr_align(s)
 {
     send_bits(s, STATIC_TREES<<1, 3);
     send_code(s, END_BLOCK, static_ltree);
+#ifdef DEBUG
     s->compressed_len += 10L; /* 3 for block type, 7 for EOB */
+#endif
     bi_flush(s);
     /* Of the 10 bits for the empty block, we have already sent
      * (10 - bi_valid) bits. The lookahead for the last real code (before
@@ -899,7 +908,9 @@ void _tr_align(s)
     if (1 + s->last_eob_len + 10 - s->bi_valid < 9) {
         send_bits(s, STATIC_TREES<<1, 3);
         send_code(s, END_BLOCK, static_ltree);
+#ifdef DEBUG
         s->compressed_len += 10L;
+#endif
         bi_flush(s);
     }
     s->last_eob_len = 7;
@@ -907,10 +918,9 @@ void _tr_align(s)
 
 /* ===========================================================================
  * Determine the best encoding for the current block: dynamic trees, static
- * trees or store, and output the encoded block to the zip file. This function
- * returns the total compressed length for the file so far.
+ * trees or store, and output the encoded block to the zip file.
  */
-ulg _tr_flush_block(s, buf, stored_len, eof)
+void _tr_flush_block(s, buf, stored_len, eof)
     deflate_state *s;
     charf *buf;       /* input block, or NULL if too old */
     ulg stored_len;   /* length of input block */
@@ -957,25 +967,6 @@ ulg _tr_flush_block(s, buf, stored_len, eof)
        opt_lenb = static_lenb = stored_len + 5; /* force a stored block */
     }
 
-    /* If compression failed and this is the first and last block,
-     * and if the .zip file can be seeked (to rewrite the local header),
-     * the whole file is transformed into a stored file:
-     */
-#ifdef STORED_FILE_OK
-#  ifdef FORCE_STORED_FILE
-    if (eof && s->compressed_len == 0L) { /* force stored file */
-#  else
-    if (stored_len <= opt_lenb && eof && s->compressed_len==0L && seekable()) {
-#  endif
-        /* Since LIT_BUFSIZE <= 2*WSIZE, the input data must be there: */
-        if (buf == (charf*)0) error ("block vanished");
-
-        copy_block(buf, (unsigned)stored_len, 0); /* without header */
-        s->compressed_len = stored_len << 3;
-        s->method = STORED;
-    } else
-#endif /* STORED_FILE_OK */
-
 #ifdef FORCE_STORED
     if (buf != (char*)0) { /* force stored block */
 #else
@@ -997,25 +988,32 @@ ulg _tr_flush_block(s, buf, stored_len, eof)
 #endif
         send_bits(s, (STATIC_TREES<<1)+eof, 3);
         compress_block(s, (ct_data *)static_ltree, (ct_data *)static_dtree);
+#ifdef DEBUG
         s->compressed_len += 3 + s->static_len;
+#endif
     } else {
         send_bits(s, (DYN_TREES<<1)+eof, 3);
         send_all_trees(s, s->l_desc.max_code+1, s->d_desc.max_code+1,
                        max_blindex+1);
         compress_block(s, (ct_data *)s->dyn_ltree, (ct_data *)s->dyn_dtree);
+#ifdef DEBUG
         s->compressed_len += 3 + s->opt_len;
+#endif
     }
     Assert (s->compressed_len == s->bits_sent, "bad compressed size");
+    /* The above check is made mod 2^32, for files larger than 512 MB
+     * and uLong implemented on 32 bits.
+     */
     init_block(s);
 
     if (eof) {
         bi_windup(s);
+#ifdef DEBUG
         s->compressed_len += 7;  /* align on byte boundary */
+#endif
     }
     Tracev((stderr,"\ncomprlen %lu(%lu) ", s->compressed_len>>3,
            s->compressed_len-7*eof));
-
-    return s->compressed_len >> 3;
 }
 
 /* ===========================================================================

diff --git a/zlib/zconf.h b/zlib/zconf.h
index 89e1a16..6d450fc 100644 (file)
--- a/zlib/zconf.h
+++ b/zlib/zconf.h
@@ -91,8 +91,8 @@
 #  define NO_DUMMY_DECL
 #endif
 
-/* Borland C incorrectly complains about missing returns: */
-#if defined(__BORLANDC__)
+/* Old Borland C incorrectly complains about missing returns: */
+#if defined(__BORLANDC__) && (__BORLANDC__ < 0x500)
 #  define NEED_DUMMY_RETURN
 #endif
 
@@ -148,7 +148,7 @@
    /* MSC small or medium model */
 #  define SMALL_MEDIUM
 #  ifdef _MSC_VER
-#    define FAR __far
+#    define FAR _far
 #  else
 #    define FAR far
 #  endif
@@ -156,42 +156,68 @@
 #if defined(__BORLANDC__) && (defined(__SMALL__) || defined(__MEDIUM__))
 #  ifndef __32BIT__
 #    define SMALL_MEDIUM
-#    define FAR __far
+#    define FAR _far
 #  endif
 #endif
 
 /* Compile with -DZLIB_DLL for Windows DLL support */
-#if (defined(_WINDOWS) || defined(WINDOWS)) && defined(ZLIB_DLL)
-#  ifdef FAR
-#    undef FAR
+#if defined(ZLIB_DLL)
+#  if defined(_WINDOWS) || defined(WINDOWS)
+#    ifdef FAR
+#      undef FAR
+#    endif
+#    include <windows.h>
+#    define ZEXPORT  WINAPI
+#    ifdef WIN32
+#      define ZEXPORTVA  WINAPIV
+#    else
+#      define ZEXPORTVA  FAR _cdecl _export
+#    endif
 #  endif
-#  include <windows.h>
-#  define ZEXPORT  WINAPI
-#  ifdef WIN32
-#    define ZEXPORTVA  WINAPIV
+#  if defined (__BORLANDC__)
+#    if (__BORLANDC__ >= 0x0500) && defined (WIN32)
+#      include <windows.h>
+#      define ZEXPORT __declspec(dllexport) WINAPI
+#      define ZEXPORTRVA __declspec(dllexport) WINAPIV
+#    else
+#      if defined (_Windows) && defined (__DLL__)
+#        define ZEXPORT _export
+#        define ZEXPORTVA _export
+#      endif
+#    endif
+#  endif
+#endif
+
+#if defined (__BEOS__)
+#  if defined (ZLIB_DLL)
+#    define ZEXTERN extern __declspec(dllexport)
 #  else
-#    define ZEXPORTVA  FAR _cdecl _export
+#    define ZEXTERN extern __declspec(dllimport)
 #  endif
-#else
-#   if defined (__BORLANDC__) && defined (_Windows) && defined (__DLL__)
-#       define ZEXPORT _export
-#       define ZEXPORTVA _export
-#   else
-#       define ZEXPORT
-#       define ZEXPORTVA
-#   endif
+#endif
+
+#ifndef ZEXPORT
+#  define ZEXPORT
+#endif
+#ifndef ZEXPORTVA
+#  define ZEXPORTVA
+#endif
+#ifndef ZEXTERN
+#  define ZEXTERN extern
 #endif
 
 #ifndef FAR
 #   define FAR
 #endif
 
+#if !defined(MACOS) && !defined(TARGET_OS_MAC)
 typedef unsigned char  Byte;  /* 8 bits */
+#endif
 typedef unsigned int   uInt;  /* 16 bits or more */
 typedef unsigned long  uLong; /* 32 bits or more */
 
-#if defined(__BORLANDC__) && defined(SMALL_MEDIUM)
-   /* Borland C/C++ ignores FAR inside typedef */
+#ifdef SMALL_MEDIUM
+   /* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
 #  define Bytef Byte FAR
 #else
    typedef Byte  FAR Bytef;
@@ -217,6 +243,7 @@ typedef uLong FAR uLongf;
 #ifndef SEEK_SET
 #  define SEEK_SET        0       /* Seek from beginning of file.  */
 #  define SEEK_CUR        1       /* Seek from current position.  */
+#  define SEEK_END        2       /* Set file pointer to EOF plus "offset" */
 #endif
 #ifndef z_off_t
 #  define  z_off_t long

diff --git a/zlib/zlib.h b/zlib/zlib.h
index d0edd79..1b09275 100644 (file)
--- a/zlib/zlib.h
+++ b/zlib/zlib.h
@@ -1,5 +1,5 @@
 /* zlib.h -- interface of the 'zlib' general purpose compression library
-  version 1.1.2, March 19th, 1998
+  version 1.1.3, July 9th, 1998
 
   Copyright (C) 1995-1998 Jean-loup Gailly and Mark Adler
 
@@ -37,7 +37,7 @@
 extern "C" {
 #endif
 
-#define ZLIB_VERSION "1.1.2"
+#define ZLIB_VERSION "1.1.3"
 
 /* 
      The 'zlib' compression library provides in-memory compression and
@@ -169,7 +169,7 @@ typedef z_stream FAR *z_streamp;
 
                         /* basic functions */
 
-extern const char * ZEXPORT zlibVersion OF((void));
+ZEXTERN const char * ZEXPORT zlibVersion OF((void));
 /* The application can compare zlibVersion and ZLIB_VERSION for consistency.
    If the first character differs, the library code actually used is
    not compatible with the zlib.h header file used by the application.
@@ -177,7 +177,7 @@ extern const char * ZEXPORT zlibVersion OF((void));
  */
 
 /* 
-extern int ZEXPORT deflateInit OF((z_streamp strm, int level));
+ZEXTERN int ZEXPORT deflateInit OF((z_streamp strm, int level));
 
      Initializes the internal stream state for compression. The fields
    zalloc, zfree and opaque must be initialized before by the caller.
@@ -199,7 +199,7 @@ extern int ZEXPORT deflateInit OF((z_streamp strm, int level));
 */
 
 
-extern int ZEXPORT deflate OF((z_streamp strm, int flush));
+ZEXTERN int ZEXPORT deflate OF((z_streamp strm, int flush));
 /*
     deflate compresses as much data as possible, and stops when the input
   buffer becomes empty or the output buffer becomes full. It may introduce some
@@ -272,11 +272,12 @@ extern int ZEXPORT deflate OF((z_streamp strm, int flush));
   processed or more output produced), Z_STREAM_END if all input has been
   consumed and all output has been produced (only when flush is set to
   Z_FINISH), Z_STREAM_ERROR if the stream state was inconsistent (for example
-  if next_in or next_out was NULL), Z_BUF_ERROR if no progress is possible.
+  if next_in or next_out was NULL), Z_BUF_ERROR if no progress is possible
+  (for example avail_in or avail_out was zero).
 */
 
 
-extern int ZEXPORT deflateEnd OF((z_streamp strm));
+ZEXTERN int ZEXPORT deflateEnd OF((z_streamp strm));
 /*
      All dynamically allocated data structures for this stream are freed.
    This function discards any unprocessed input and does not flush any
@@ -291,7 +292,7 @@ extern int ZEXPORT deflateEnd OF((z_streamp strm));
 
 
 /* 
-extern int ZEXPORT inflateInit OF((z_streamp strm));
+ZEXTERN int ZEXPORT inflateInit OF((z_streamp strm));
 
      Initializes the internal stream state for decompression. The fields
    next_in, avail_in, zalloc, zfree and opaque must be initialized before by
@@ -311,7 +312,7 @@ extern int ZEXPORT inflateInit OF((z_streamp strm));
 */
 
 
-extern int ZEXPORT inflate OF((z_streamp strm, int flush));
+ZEXTERN int ZEXPORT inflate OF((z_streamp strm, int flush));
 /*
     inflate decompresses as much data as possible, and stops when the input
   buffer becomes empty or the output buffer becomes full. It may some
@@ -380,7 +381,7 @@ extern int ZEXPORT inflate OF((z_streamp strm, int flush));
 */
 
 
-extern int ZEXPORT inflateEnd OF((z_streamp strm));
+ZEXTERN int ZEXPORT inflateEnd OF((z_streamp strm));
 /*
      All dynamically allocated data structures for this stream are freed.
    This function discards any unprocessed input and does not flush any
@@ -398,12 +399,12 @@ extern int ZEXPORT inflateEnd OF((z_streamp strm));
 */
 
 /*   
-extern int ZEXPORT deflateInit2 OF((z_streamp strm,
-                                    int  level,
-                                    int  method,
-                                    int  windowBits,
-                                    int  memLevel,
-                                    int  strategy));
+ZEXTERN int ZEXPORT deflateInit2 OF((z_streamp strm,
+                                     int  level,
+                                     int  method,
+                                     int  windowBits,
+                                     int  memLevel,
+                                     int  strategy));
 
      This is another version of deflateInit with more compression options. The
    fields next_in, zalloc, zfree and opaque must be initialized before by
@@ -441,14 +442,14 @@ extern int ZEXPORT deflateInit2 OF((z_streamp strm,
    not perform any compression: this will be done by deflate().
 */
                             
-extern int ZEXPORT deflateSetDictionary OF((z_streamp strm,
-                                            const Bytef *dictionary,
-                                            uInt  dictLength));
+ZEXTERN int ZEXPORT deflateSetDictionary OF((z_streamp strm,
+                                             const Bytef *dictionary,
+                                             uInt  dictLength));
 /*
      Initializes the compression dictionary from the given byte sequence
    without producing any compressed output. This function must be called
-   immediately after deflateInit or deflateInit2, before any call of
-   deflate. The compressor and decompressor must use exactly the same
+   immediately after deflateInit, deflateInit2 or deflateReset, before any
+   call of deflate. The compressor and decompressor must use exactly the same
    dictionary (see inflateSetDictionary).
 
      The dictionary should consist of strings (byte sequences) that are likely
@@ -477,8 +478,8 @@ extern int ZEXPORT deflateSetDictionary OF((z_streamp strm,
    perform any compression: this will be done by deflate().
 */
 
-extern int ZEXPORT deflateCopy OF((z_streamp dest,
-                                   z_streamp source));
+ZEXTERN int ZEXPORT deflateCopy OF((z_streamp dest,
+                                    z_streamp source));
 /*
      Sets the destination stream as a complete copy of the source stream.
 
@@ -495,7 +496,7 @@ extern int ZEXPORT deflateCopy OF((z_streamp dest,
    destination.
 */
 
-extern int ZEXPORT deflateReset OF((z_streamp strm));
+ZEXTERN int ZEXPORT deflateReset OF((z_streamp strm));
 /*
      This function is equivalent to deflateEnd followed by deflateInit,
    but does not free and reallocate all the internal compression state.
@@ -506,7 +507,9 @@ extern int ZEXPORT deflateReset OF((z_streamp strm));
    stream state was inconsistent (such as zalloc or state being NULL).
 */
 
-extern int ZEXPORT deflateParams OF((z_streamp strm, int level, int strategy));
+ZEXTERN int ZEXPORT deflateParams OF((z_streamp strm,
+                                     int level,
+                                     int strategy));
 /*
      Dynamically update the compression level and compression strategy.  The
    interpretation of level and strategy is as in deflateInit2.  This can be
@@ -526,8 +529,8 @@ extern int ZEXPORT deflateParams OF((z_streamp strm, int level, int strategy));
 */
 
 /*   
-extern int ZEXPORT inflateInit2 OF((z_streamp strm,
-                                    int  windowBits));
+ZEXTERN int ZEXPORT inflateInit2 OF((z_streamp strm,
+                                     int  windowBits));
 
      This is another version of inflateInit with an extra parameter. The
    fields next_in, avail_in, zalloc, zfree and opaque must be initialized
@@ -548,9 +551,9 @@ extern int ZEXPORT inflateInit2 OF((z_streamp strm,
    modified, but next_out and avail_out are unchanged.)
 */
 
-extern int ZEXPORT inflateSetDictionary OF((z_streamp strm,
-                                            const Bytef *dictionary,
-                                            uInt  dictLength));
+ZEXTERN int ZEXPORT inflateSetDictionary OF((z_streamp strm,
+                                             const Bytef *dictionary,
+                                             uInt  dictLength));
 /*
      Initializes the decompression dictionary from the given uncompressed byte
    sequence. This function must be called immediately after a call of inflate
@@ -567,7 +570,7 @@ extern int ZEXPORT inflateSetDictionary OF((z_streamp strm,
    inflate().
 */
 
-extern int ZEXPORT inflateSync OF((z_streamp strm));
+ZEXTERN int ZEXPORT inflateSync OF((z_streamp strm));
 /* 
     Skips invalid compressed data until a full flush point (see above the
   description of deflate with Z_FULL_FLUSH) can be found, or until all
@@ -582,7 +585,7 @@ extern int ZEXPORT inflateSync OF((z_streamp strm));
   until success or end of the input data.
 */
 
-extern int ZEXPORT inflateReset OF((z_streamp strm));
+ZEXTERN int ZEXPORT inflateReset OF((z_streamp strm));
 /*
      This function is equivalent to inflateEnd followed by inflateInit,
    but does not free and reallocate all the internal decompression state.
@@ -603,8 +606,8 @@ extern int ZEXPORT inflateReset OF((z_streamp strm));
    utility functions can easily be modified if you need special options.
 */
 
-extern int ZEXPORT compress OF((Bytef *dest,   uLongf *destLen,
-                                const Bytef *source, uLong sourceLen));
+ZEXTERN int ZEXPORT compress OF((Bytef *dest,   uLongf *destLen,
+                                 const Bytef *source, uLong sourceLen));
 /*
      Compresses the source buffer into the destination buffer.  sourceLen is
    the byte length of the source buffer. Upon entry, destLen is the total
@@ -618,9 +621,9 @@ extern int ZEXPORT compress OF((Bytef *dest,   uLongf *destLen,
    buffer.
 */
 
-extern int ZEXPORT compress2 OF((Bytef *dest,   uLongf *destLen,
-                                 const Bytef *source, uLong sourceLen,
-                                 int level));
+ZEXTERN int ZEXPORT compress2 OF((Bytef *dest,   uLongf *destLen,
+                                  const Bytef *source, uLong sourceLen,
+                                  int level));
 /*
      Compresses the source buffer into the destination buffer. The level
    parameter has the same meaning as in deflateInit.  sourceLen is the byte
@@ -633,8 +636,8 @@ extern int ZEXPORT compress2 OF((Bytef *dest,   uLongf *destLen,
    Z_STREAM_ERROR if the level parameter is invalid.
 */
 
-extern int ZEXPORT uncompress OF((Bytef *dest,   uLongf *destLen,
-                                  const Bytef *source, uLong sourceLen));
+ZEXTERN int ZEXPORT uncompress OF((Bytef *dest,   uLongf *destLen,
+                                   const Bytef *source, uLong sourceLen));
 /*
      Decompresses the source buffer into the destination buffer.  sourceLen is
    the byte length of the source buffer. Upon entry, destLen is the total
@@ -654,7 +657,7 @@ extern int ZEXPORT uncompress OF((Bytef *dest,   uLongf *destLen,
 
 typedef voidp gzFile;
 
-extern gzFile ZEXPORT gzopen  OF((const char *path, const char *mode));
+ZEXTERN gzFile ZEXPORT gzopen  OF((const char *path, const char *mode));
 /*
      Opens a gzip (.gz) file for reading or writing. The mode parameter
    is as in fopen ("rb" or "wb") but can also include a compression level
@@ -670,7 +673,7 @@ extern gzFile ZEXPORT gzopen  OF((const char *path, const char *mode));
    can be checked to distinguish the two cases (if errno is zero, the
    zlib error is Z_MEM_ERROR).  */
 
-extern gzFile ZEXPORT gzdopen  OF((int fd, const char *mode));
+ZEXTERN gzFile ZEXPORT gzdopen  OF((int fd, const char *mode));
 /*
      gzdopen() associates a gzFile with the file descriptor fd.  File
    descriptors are obtained from calls like open, dup, creat, pipe or
@@ -683,7 +686,7 @@ extern gzFile ZEXPORT gzdopen  OF((int fd, const char *mode));
    the (de)compression state.
 */
 
-extern int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy));
+ZEXTERN int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy));
 /*
      Dynamically update the compression level or strategy. See the description
    of deflateInit2 for the meaning of these parameters.
@@ -691,7 +694,7 @@ extern int ZEXPORT gzsetparams OF((gzFile file, int level, int strategy));
    opened for writing.
 */
 
-extern int ZEXPORT    gzread  OF((gzFile file, voidp buf, unsigned len));
+ZEXTERN int ZEXPORT    gzread  OF((gzFile file, voidp buf, unsigned len));
 /*
      Reads the given number of uncompressed bytes from the compressed file.
    If the input file was not in gzip format, gzread copies the given number
@@ -699,28 +702,29 @@ extern int ZEXPORT    gzread  OF((gzFile file, voidp buf, unsigned len));
      gzread returns the number of uncompressed bytes actually read (0 for
    end of file, -1 for error). */
 
-extern int ZEXPORT    gzwrite OF((gzFile file, const voidp buf, unsigned len));
+ZEXTERN int ZEXPORT    gzwrite OF((gzFile file, 
+                                  const voidp buf, unsigned len));
 /*
      Writes the given number of uncompressed bytes into the compressed file.
    gzwrite returns the number of uncompressed bytes actually written
    (0 in case of error).
 */
 
-extern int ZEXPORTVA   gzprintf OF((gzFile file, const char *format, ...));
+ZEXTERN int ZEXPORTVA   gzprintf OF((gzFile file, const char *format, ...));
 /*
      Converts, formats, and writes the args to the compressed file under
    control of the format string, as in fprintf. gzprintf returns the number of
    uncompressed bytes actually written (0 in case of error).
 */
 
-extern int ZEXPORT gzputs OF((gzFile file, const char *s));
+ZEXTERN int ZEXPORT gzputs OF((gzFile file, const char *s));
 /*
       Writes the given null-terminated string to the compressed file, excluding
    the terminating null character.
       gzputs returns the number of characters written, or -1 in case of error.
 */
 
-extern char * ZEXPORT gzgets OF((gzFile file, char *buf, int len));
+ZEXTERN char * ZEXPORT gzgets OF((gzFile file, char *buf, int len));
 /*
       Reads bytes from the compressed file until len-1 characters are read, or
    a newline character is read and transferred to buf, or an end-of-file
@@ -729,19 +733,19 @@ extern char * ZEXPORT gzgets OF((gzFile file, char *buf, int len));
       gzgets returns buf, or Z_NULL in case of error.
 */
 
-extern int ZEXPORT    gzputc OF((gzFile file, int c));
+ZEXTERN int ZEXPORT    gzputc OF((gzFile file, int c));
 /*
       Writes c, converted to an unsigned char, into the compressed file.
    gzputc returns the value that was written, or -1 in case of error.
 */
 
-extern int ZEXPORT    gzgetc OF((gzFile file));
+ZEXTERN int ZEXPORT    gzgetc OF((gzFile file));
 /*
       Reads one byte from the compressed file. gzgetc returns this byte
    or -1 in case of end of file or error.
 */
 
-extern int ZEXPORT    gzflush OF((gzFile file, int flush));
+ZEXTERN int ZEXPORT    gzflush OF((gzFile file, int flush));
 /*
      Flushes all pending output into the compressed file. The parameter
    flush is as in the deflate() function. The return value is the zlib
@@ -751,10 +755,11 @@ extern int ZEXPORT    gzflush OF((gzFile file, int flush));
    degrade compression.
 */
 
-extern z_off_t ZEXPORT    gzseek OF((gzFile file, z_off_t offset, int whence));
+ZEXTERN z_off_t ZEXPORT    gzseek OF((gzFile file,
+                                     z_off_t offset, int whence));
 /* 
-      Sets the starting position for the next gzread or gzwrite on the given
-   compressed file. The offset represents a number of bytes in the
+      Sets the starting position for the next gzread or gzwrite on the
+   given compressed file. The offset represents a number of bytes in the
    uncompressed data stream. The whence parameter is defined as in lseek(2);
    the value SEEK_END is not supported.
      If the file is opened for reading, this function is emulated but can be
@@ -768,14 +773,14 @@ extern z_off_t ZEXPORT    gzseek OF((gzFile file, z_off_t offset, int whence));
    would be before the current position.
 */
 
-extern int ZEXPORT    gzrewind OF((gzFile file));
+ZEXTERN int ZEXPORT    gzrewind OF((gzFile file));
 /*
      Rewinds the given file. This function is supported only for reading.
 
    gzrewind(file) is equivalent to (int)gzseek(file, 0L, SEEK_SET)
 */
 
-extern z_off_t ZEXPORT    gztell OF((gzFile file));
+ZEXTERN z_off_t ZEXPORT    gztell OF((gzFile file));
 /*
      Returns the starting position for the next gzread or gzwrite on the
    given compressed file. This position represents a number of bytes in the
@@ -784,20 +789,20 @@ extern z_off_t ZEXPORT    gztell OF((gzFile file));
    gztell(file) is equivalent to gzseek(file, 0L, SEEK_CUR)
 */
 
-extern int ZEXPORT gzeof OF((gzFile file));
+ZEXTERN int ZEXPORT gzeof OF((gzFile file));
 /*
      Returns 1 when EOF has previously been detected reading the given
    input stream, otherwise zero.
 */
 
-extern int ZEXPORT    gzclose OF((gzFile file));
+ZEXTERN int ZEXPORT    gzclose OF((gzFile file));
 /*
      Flushes all pending output if necessary, closes the compressed file
    and deallocates all the (de)compression state. The return value is the zlib
    error number (see function gzerror below).
 */
 
-extern const char * ZEXPORT gzerror OF((gzFile file, int *errnum));
+ZEXTERN const char * ZEXPORT gzerror OF((gzFile file, int *errnum));
 /*
      Returns the error message for the last error which occurred on the
    given compressed file. errnum is set to zlib error number. If an
@@ -814,7 +819,7 @@ extern const char * ZEXPORT gzerror OF((gzFile file, int *errnum));
    compression library.
 */
 
-extern uLong ZEXPORT adler32 OF((uLong adler, const Bytef *buf, uInt len));
+ZEXTERN uLong ZEXPORT adler32 OF((uLong adler, const Bytef *buf, uInt len));
 
 /*
      Update a running Adler-32 checksum with the bytes buf[0..len-1] and
@@ -831,7 +836,7 @@ extern uLong ZEXPORT adler32 OF((uLong adler, const Bytef *buf, uInt len));
      if (adler != original_adler) error();
 */
 
-extern uLong ZEXPORT crc32   OF((uLong crc, const Bytef *buf, uInt len));
+ZEXTERN uLong ZEXPORT crc32   OF((uLong crc, const Bytef *buf, uInt len));
 /*
      Update a running crc with the bytes buf[0..len-1] and return the updated
    crc. If buf is NULL, this function returns the required initial value
@@ -853,16 +858,16 @@ extern uLong ZEXPORT crc32   OF((uLong crc, const Bytef *buf, uInt len));
 /* deflateInit and inflateInit are macros to allow checking the zlib version
  * and the compiler's view of z_stream:
  */
-extern int ZEXPORT deflateInit_ OF((z_streamp strm, int level,
-                                    const char *version, int stream_size));
-extern int ZEXPORT inflateInit_ OF((z_streamp strm,
-                                    const char *version, int stream_size));
-extern int ZEXPORT deflateInit2_ OF((z_streamp strm, int  level, int  method,
-                                     int windowBits, int memLevel,
-                                     int strategy, const char *version,
-                                     int stream_size));
-extern int ZEXPORT inflateInit2_ OF((z_streamp strm, int  windowBits,
+ZEXTERN int ZEXPORT deflateInit_ OF((z_streamp strm, int level,
                                      const char *version, int stream_size));
+ZEXTERN int ZEXPORT inflateInit_ OF((z_streamp strm,
+                                     const char *version, int stream_size));
+ZEXTERN int ZEXPORT deflateInit2_ OF((z_streamp strm, int  level, int  method,
+                                      int windowBits, int memLevel,
+                                      int strategy, const char *version,
+                                      int stream_size));
+ZEXTERN int ZEXPORT inflateInit2_ OF((z_streamp strm, int  windowBits,
+                                      const char *version, int stream_size));
 #define deflateInit(strm, level) \
         deflateInit_((strm), (level),       ZLIB_VERSION, sizeof(z_stream))
 #define inflateInit(strm) \
@@ -878,9 +883,9 @@ extern int ZEXPORT inflateInit2_ OF((z_streamp strm, int  windowBits,
     struct internal_state {int dummy;}; /* hack for buggy compilers */
 #endif
 
-extern const char   * ZEXPORT zError           OF((int err));
-extern int            ZEXPORT inflateSyncPoint OF((z_streamp z));
-extern const uLongf * ZEXPORT get_crc_table    OF((void));
+ZEXTERN const char   * ZEXPORT zError           OF((int err));
+ZEXTERN int            ZEXPORT inflateSyncPoint OF((z_streamp z));
+ZEXTERN const uLongf * ZEXPORT get_crc_table    OF((void));
 
 #ifdef __cplusplus
 }

diff --git a/zlib/zutil.c b/zlib/zutil.c
index bb2e3ea..7fb0327 100644 (file)
--- a/zlib/zutil.c
+++ b/zlib/zutil.c
@@ -60,7 +60,7 @@ const char * ZEXPORT zError(err)
 
 void zmemcpy(dest, source, len)
     Bytef* dest;
-    Bytef* source;
+    const Bytef* source;
     uInt  len;
 {
     if (len == 0) return;
@@ -70,8 +70,8 @@ void zmemcpy(dest, source, len)
 }
 
 int zmemcmp(s1, s2, len)
-    Bytef* s1;
-    Bytef* s2;
+    const Bytef* s1;
+    const Bytef* s2;
     uInt  len;
 {
     uInt j;
@@ -178,7 +178,7 @@ void  zcfree (voidpf opaque, voidpf ptr)
 
 #  define MY_ZCALLOC
 
-#if (!defined(_MSC_VER) || (_MSC_VER < 600))
+#if (!defined(_MSC_VER) || (_MSC_VER <= 600))
 #  define _halloc  halloc
 #  define _hfree   hfree
 #endif

diff --git a/zlib/zutil.h b/zlib/zutil.h
index b11655b..f1d583e 100644 (file)
--- a/zlib/zutil.h
+++ b/zlib/zutil.h
@@ -78,7 +78,7 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 
 #ifdef MSDOS
 #  define OS_CODE  0x00
-#  ifdef __TURBOC__
+#  if defined(__TURBOC__) || defined(__BORLANDC__)
 #    if(__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
        /* Allow compilation with ANSI keywords only enabled */
        void _Cdecl farfree( void *block );
@@ -115,13 +115,12 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 
 #if defined(MACOS) || defined(TARGET_OS_MAC)
 #  define OS_CODE  0x07
-#  ifndef fdopen
-#    define fdopen(fd,mode) NULL /* No fdopen() */
-#  endif
-#endif
-#if defined(__MWERKS__) && !defined(fdopen)
-#  if __dest_os != __be_os && __dest_os != __win32_os
-#    define fdopen(fd,mode) NULL
+#  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() */
+#    endif
 #  endif
 #endif
 
@@ -137,7 +136,7 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 #  define fdopen(fd,mode) NULL /* No fdopen() */
 #endif
 
-#if (defined(_MSC_VER) && (_MSC_VER >= 600))
+#if (defined(_MSC_VER) && (_MSC_VER > 600))
 #  define fdopen(fd,type)  _fdopen(fd,type)
 #endif
 
@@ -185,8 +184,8 @@ extern const char *z_errmsg[10]; /* indexed by 2-zlib_error */
 #    define zmemzero(dest, len) memset(dest, 0, len)
 #  endif
 #else
-   extern void zmemcpy  OF((Bytef* dest, Bytef* source, uInt len));
-   extern int  zmemcmp  OF((Bytef* s1,   Bytef* s2, uInt len));
+   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));
 #endif