First step of implementation of WL#1518 "make bundled zlib

  usable for unix builds": zlib 1.2.1 imported


BitKeeper/deleted/.del-Make_vms.com~95dd9cc7505c3153:
  Delete: zlib/Make_vms.com
BitKeeper/deleted/.del-Makefile.riscos~f85c6493d3e51733:
  Delete: zlib/Makefile.riscos
BitKeeper/deleted/.del-Makefile.pup~b0e9ed99224cc5f4:
  Delete: zlib/amiga/Makefile.pup
BitKeeper/deleted/.del-Makefile.sas~be103e936c85b66a:
  Delete: zlib/amiga/Makefile.sas
BitKeeper/deleted/.del-README.contrib~2924ba28ef1f9fab:
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BitKeeper/deleted/.del-gvmat32.asm~edf721a2de30e964:
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BitKeeper/deleted/.del-visual-basic.txt~859fcbcb668ffbb3:
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BitKeeper/deleted/.del-gvmat32c.c~2e97d7d65dd59113:
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BitKeeper/deleted/.del-mkgvmt32.bat~5a92cf0febe3dc81:
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BitKeeper/deleted/.del-zlibvc.def~67961fa7815b9267:
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BitKeeper/deleted/.del-zlibvc.dsp~a3323c77bcd12995:
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BitKeeper/deleted/.del-match.s~51b8fef5136642ed:
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BitKeeper/deleted/.del-readme.586~cb1bb7136b0803bb:
  Delete: zlib/contrib/asm586/readme.586
BitKeeper/deleted/.del-zlibvc.dsw~e3dca9d8f342e64e:
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BitKeeper/deleted/.del-match.s~e4bbe1fa486d1c6c:
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BitKeeper/deleted/.del-readme.686~98a220c13809fce5:
  Delete: zlib/contrib/asm686/readme.686
BitKeeper/deleted/.del-zlib.mak~70f7c5f6947fd807:
  Delete: zlib/contrib/delphi/zlib.mak
BitKeeper/deleted/.del-d_zlib.bpr~cefb1beee520d6e8:
  Delete: zlib/contrib/delphi2/d_zlib.bpr
BitKeeper/deleted/.del-d_zlib.cpp~62dff1931881afa6:
  Delete: zlib/contrib/delphi2/d_zlib.cpp
BitKeeper/deleted/.del-zlibdef.pas~780244c8d12b6c53:
  Delete: zlib/contrib/delphi/zlibdef.pas
BitKeeper/deleted/.del-readme.txt~8222e54ca00f2729:
  Delete: zlib/contrib/delphi2/readme.txt
BitKeeper/deleted/.del-zlib.bpg~fbd9308275ad8e3:
  Delete: zlib/contrib/delphi2/zlib.bpg
BitKeeper/deleted/.del-zlib.bpr~fe8bf5d1c4a2ce5a:
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BitKeeper/deleted/.del-zlib.cpp~bb0c3df062410f5c:
  Delete: zlib/contrib/delphi2/zlib.cpp
BitKeeper/deleted/.del-zlib.pas~1d5285e2449b50a3:
  Delete: zlib/contrib/delphi2/zlib.pas
BitKeeper/deleted/.del-zlib32.bpr~c2a9f0aa47a1d9ad:
  Delete: zlib/contrib/delphi2/zlib32.bpr
BitKeeper/deleted/.del-test.cpp~4480297b204dc360:
  Delete: zlib/contrib/iostream/test.cpp
BitKeeper/deleted/.del-zfstream.cpp~943ecbd558e86dde:
  Delete: zlib/contrib/iostream/zfstream.cpp
BitKeeper/deleted/.del-zlib32.cpp~bbb4a200d2fe6497:
  Delete: zlib/contrib/delphi2/zlib32.cpp
BitKeeper/deleted/.del-ChangeLogUnzip~a3ae0ba899cadd:
  Delete: zlib/contrib/minizip/ChangeLogUnzip
BitKeeper/deleted/.del-zfstream.h~71ee057bdc6366ac:
  Delete: zlib/contrib/iostream/zfstream.h
BitKeeper/deleted/.del-zstream.h~a6f6be5634962c81:
  Delete: zlib/contrib/iostream2/zstream.h
BitKeeper/deleted/.del-zstream_test.cpp~e471b51e7fb553ec:
  Delete: zlib/contrib/iostream2/zstream_test.cpp
BitKeeper/deleted/.del-miniunz.c~9da181975b3a48:
  Delete: zlib/contrib/minizip/miniunz.c
BitKeeper/deleted/.del-minizip.c~4a49a0addb97272b:
  Delete: zlib/contrib/minizip/minizip.c
BitKeeper/deleted/.del-readme.txt~174eb00680149f6b:
  Delete: zlib/contrib/minizip/readme.txt
BitKeeper/deleted/.del-unzip.c~662c5ba4edbb3a19:
  Delete: zlib/contrib/minizip/unzip.c
BitKeeper/deleted/.del-unzip.def~8a0ad6f745ee5cd4:
  Delete: zlib/contrib/minizip/unzip.def
BitKeeper/deleted/.del-unzip.h~d5e800088a368c32:
  Delete: zlib/contrib/minizip/unzip.h
BitKeeper/deleted/.del-zip.c~9750c19a123f3057:
  Delete: zlib/contrib/minizip/zip.c
BitKeeper/deleted/.del-zip.def~4ffe888e9fd7b5aa:
  Delete: zlib/contrib/minizip/zip.def
BitKeeper/deleted/.del-zip.h~4c72b8fcc492f055:
  Delete: zlib/contrib/minizip/zip.h
BitKeeper/deleted/.del-zlibvc.def~dd272b3ed71647ba:
  Delete: zlib/contrib/minizip/zlibvc.def
BitKeeper/deleted/.del-zlibvc.dsp~ad83fb048811e2d2:
  Delete: zlib/contrib/minizip/zlibvc.dsp
BitKeeper/deleted/.del-zlibvc.dsw~c66b33a2d52f37c5:
  Delete: zlib/contrib/minizip/zlibvc.dsw
BitKeeper/deleted/.del-makefile.w32~6507530fa1b017c:
  Delete: zlib/contrib/untgz/makefile.w32
BitKeeper/deleted/.del-untgz.c~4e8f1a3a2c145373:
  Delete: zlib/contrib/untgz/untgz.c
BitKeeper/deleted/.del-Makefile.os2~8ab058477b24d1ff:
  Delete: zlib/os2/Makefile.os2
BitKeeper/deleted/.del-zlib.def~385b56ed82784ff3:
  Delete: zlib/os2/zlib.def
BitKeeper/deleted/.del-Makefile.b32~10ffaac6cc41847a:
  Delete: zlib/msdos/Makefile.b32
BitKeeper/deleted/.del-Makefile.bor~121b2bc837b6367:
  Delete: zlib/msdos/Makefile.bor
BitKeeper/deleted/.del-Makefile.dj2~a069623cad6ce7f4:
  Delete: zlib/msdos/Makefile.dj2
BitKeeper/deleted/.del-Makefile.emx~11a9e6c8a719ba60:
  Delete: zlib/msdos/Makefile.emx
BitKeeper/deleted/.del-Makefile.msc~ba5ad7709ff22aab:
  Delete: zlib/msdos/Makefile.msc
BitKeeper/deleted/.del-Makefile.tc~d1398368648e8836:
  Delete: zlib/msdos/Makefile.tc
BitKeeper/deleted/.del-Makefile.w32~921a473e873d94d1:
  Delete: zlib/msdos/Makefile.w32
BitKeeper/deleted/.del-Makefile.wat~b2b51cbc2c2bc2f4:
  Delete: zlib/msdos/Makefile.wat
BitKeeper/deleted/.del-zlib.def~189fba701e5e4b9c:
  Delete: zlib/msdos/zlib.def
BitKeeper/deleted/.del-zlib.rc~e5ce22c7c915ec00:
  Delete: zlib/msdos/zlib.rc
BitKeeper/deleted/.del-Makefile.emx~b5fa0633cbe6fe01:
  Delete: zlib/nt/Makefile.emx
BitKeeper/deleted/.del-Makefile.gcc~7fcd3dd326341fa0:
  Delete: zlib/nt/Makefile.gcc
BitKeeper/deleted/.del-Makefile.nt~9910c98f5da056de:
  Delete: zlib/nt/Makefile.nt
BitKeeper/deleted/.del-zlib.dnt~8160c636eb3eeed7:
  Delete: zlib/nt/zlib.dnt
BitKeeper/deleted/.del-zlib.dsp~a8abac2fb721276e:
  Delete: zlib/zlib.dsp
BitKeeper/deleted/.del-zlib.html~2e74efd497dcd4d0:
  Delete: zlib/zlib.html
BitKeeper/deleted/.del-minigzip.c~1f21a5863f457cb0:
  Delete: zlib/minigzip.c
BitKeeper/deleted/.del-example.c~5ea43c929ccd2a4f:
  Delete: zlib/example.c
BitKeeper/deleted/.del-descrip.mms~51cd5d1792d76b9c:
  Delete: zlib/descrip.mms
BitKeeper/deleted/.del-infblock.h~7d4f40c3a1d4cdf8:
  Delete: zlib/infblock.h
BitKeeper/deleted/.del-infblock.c~3c866934e0f44c43:
  Delete: zlib/infblock.c
BitKeeper/deleted/.del-infutil.c~43d2340436244b52:
  Delete: zlib/infutil.c
BitKeeper/deleted/.del-infutil.h~a6bd0dcbbdc187ac:
  Delete: zlib/infutil.h
BitKeeper/deleted/.del-infcodes.h~c9f64a612c2cc56a:
  Delete: zlib/infcodes.h
BitKeeper/deleted/.del-infcodes.c~7ed73df8a54d6d55:
  Delete: zlib/infcodes.c
BitKeeper/deleted/.del-maketree.c~846b8b96ac6872d8:
  Delete: zlib/maketree.c
VC++Files/zlib/zlib.dsp:
  Modified to suit zlib upgrade.
mysys/my_crc32.c:
  Modified to suit zlib upgrade.
zlib/ChangeLog:
  zlib 1.2.1 imported
zlib/FAQ:
  zlib 1.2.1 imported
zlib/INDEX:
  zlib 1.2.1 imported
zlib/README:
  zlib 1.2.1 imported
zlib/adler32.c:
  zlib 1.2.1 imported
zlib/algorithm.txt:
  zlib 1.2.1 imported
zlib/compress.c:
  zlib 1.2.1 imported
zlib/crc32.c:
  zlib 1.2.1 imported
zlib/deflate.c:
  zlib 1.2.1 imported
zlib/deflate.h:
  zlib 1.2.1 imported
zlib/gzio.c:
  zlib 1.2.1 imported
zlib/inffast.c:
  zlib 1.2.1 imported
zlib/inffast.h:
  zlib 1.2.1 imported
zlib/inffixed.h:
  zlib 1.2.1 imported
zlib/inflate.c:
  zlib 1.2.1 imported
zlib/inftrees.c:
  zlib 1.2.1 imported
zlib/inftrees.h:
  zlib 1.2.1 imported
zlib/trees.c:
  zlib 1.2.1 imported
zlib/uncompr.c:
  zlib 1.2.1 imported
zlib/zconf.h:
  zlib 1.2.1 imported
zlib/zlib.3:
  zlib 1.2.1 imported
zlib/zlib.h:
  zlib 1.2.1 imported
zlib/zutil.c:
  zlib 1.2.1 imported
zlib/zutil.h:
  zlib 1.2.1 imported

1 files changed, 15 insertions, 7 deletions

diff --git a/zlib/deflate.h b/zlib/deflate.h
index b99a48a5214..e31f66be521 100644
--- a/zlib/deflate.h
+++ b/zlib/deflate.h
@@ -1,6 +1,6 @@
 /* deflate.h -- internal compression state
  * Copyright (C) 1995-2002 Jean-loup Gailly
- * For conditions of distribution and use, see copyright notice in zlib.h 
+ * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
 /* WARNING: this file should *not* be used by applications. It is
@@ -10,11 +10,19 @@
 
 /* @(#) $Id$ */
 
-#ifndef _DEFLATE_H
-#define _DEFLATE_H
+#ifndef DEFLATE_H
+#define DEFLATE_H
 
 #include "zutil.h"
 
+/* define NO_GZIP when compiling if you want to disable gzip header and
+   trailer creation by deflate().  NO_GZIP would be used to avoid linking in
+   the crc code when it is not needed.  For shared libraries, gzip encoding
+   should be left enabled. */
+#ifndef NO_GZIP
+#  define GZIP
+#endif
+
 /* ===========================================================================
  * Internal compression state.
  */
@@ -86,7 +94,7 @@ typedef struct internal_state {
     ulg   pending_buf_size; /* size of pending_buf */
     Bytef *pending_out;  /* next pending byte to output to the stream */
     int   pending;       /* nb of bytes in the pending buffer */
-    int   noheader;      /* suppress zlib header and adler32 */
+    int   wrap;          /* bit 0 true for zlib, bit 1 true for gzip */
     Byte  data_type;     /* UNKNOWN, BINARY or ASCII */
     Byte  method;        /* STORED (for zip only) or DEFLATED */
     int   last_flush;    /* value of flush param for previous deflate call */
@@ -269,7 +277,7 @@ typedef struct internal_state {
 void _tr_init         OF((deflate_state *s));
 int  _tr_tally        OF((deflate_state *s, unsigned dist, unsigned lc));
 void _tr_flush_block  OF((deflate_state *s, charf *buf, ulg stored_len,
-			  int eof));
+                          int eof));
 void _tr_align        OF((deflate_state *s));
 void _tr_stored_block OF((deflate_state *s, charf *buf, ulg stored_len,
                           int eof));
@@ -312,7 +320,7 @@ void _tr_stored_block OF((deflate_state *s, charf *buf, ulg stored_len,
 #else
 # define _tr_tally_lit(s, c, flush) flush = _tr_tally(s, 0, c)
 # define _tr_tally_dist(s, distance, length, flush) \
-              flush = _tr_tally(s, distance, length) 
+              flush = _tr_tally(s, distance, length)
 #endif
 
-#endif
+#endif /* DEFLATE_H */