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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: Delete: zlib/contrib/README.contrib BitKeeper/deleted/.del-gvmat32.asm~edf721a2de30e964: Delete: zlib/contrib/asm386/gvmat32.asm BitKeeper/deleted/.del-visual-basic.txt~859fcbcb668ffbb3: Delete: zlib/contrib/visual-basic.txt BitKeeper/deleted/.del-gvmat32c.c~2e97d7d65dd59113: Delete: zlib/contrib/asm386/gvmat32c.c BitKeeper/deleted/.del-mkgvmt32.bat~5a92cf0febe3dc81: Delete: zlib/contrib/asm386/mkgvmt32.bat BitKeeper/deleted/.del-zlibvc.def~67961fa7815b9267: Delete: zlib/contrib/asm386/zlibvc.def BitKeeper/deleted/.del-zlibvc.dsp~a3323c77bcd12995: Delete: zlib/contrib/asm386/zlibvc.dsp BitKeeper/deleted/.del-match.s~51b8fef5136642ed: Delete: zlib/contrib/asm586/match.s BitKeeper/deleted/.del-readme.586~cb1bb7136b0803bb: Delete: zlib/contrib/asm586/readme.586 BitKeeper/deleted/.del-zlibvc.dsw~e3dca9d8f342e64e: Delete: zlib/contrib/asm386/zlibvc.dsw BitKeeper/deleted/.del-match.s~e4bbe1fa486d1c6c: Delete: zlib/contrib/asm686/match.s 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: Delete: zlib/contrib/delphi2/zlib.bpr 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 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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
This commit is contained in:
unknown
116
zlib/zutil.c
116
zlib/zutil.c
@ -1,19 +1,21 @@
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/* zutil.c -- target dependent utility functions for the compression library
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* Copyright (C) 1995-2002 Jean-loup Gailly.
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* For conditions of distribution and use, see copyright notice in zlib.h
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* Copyright (C) 1995-2003 Jean-loup Gailly.
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* For conditions of distribution and use, see copyright notice in zlib.h
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*/
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/* @(#) $Id$ */
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#include "zutil.h"
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#ifndef NO_DUMMY_DECL
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struct internal_state {int dummy;}; /* for buggy compilers */
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#endif
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#ifndef STDC
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extern void exit OF((int));
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#endif
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const char *z_errmsg[10] = {
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const char * const z_errmsg[10] = {
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"need dictionary", /* Z_NEED_DICT 2 */
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"stream end", /* Z_STREAM_END 1 */
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"", /* Z_OK 0 */
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@ -31,6 +33,89 @@ const char * ZEXPORT zlibVersion()
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return ZLIB_VERSION;
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}
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uLong ZEXPORT zlibCompileFlags()
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{
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uLong flags;
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flags = 0;
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switch (sizeof(uInt)) {
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case 2: break;
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case 4: flags += 1; break;
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case 8: flags += 2; break;
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default: flags += 3;
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}
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switch (sizeof(uLong)) {
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case 2: break;
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case 4: flags += 1 << 2; break;
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case 8: flags += 2 << 2; break;
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default: flags += 3 << 2;
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}
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switch (sizeof(voidpf)) {
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case 2: break;
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case 4: flags += 1 << 4; break;
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case 8: flags += 2 << 4; break;
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default: flags += 3 << 4;
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}
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switch (sizeof(z_off_t)) {
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case 2: break;
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case 4: flags += 1 << 6; break;
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case 8: flags += 2 << 6; break;
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default: flags += 3 << 6;
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}
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#ifdef DEBUG
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flags += 1 << 8;
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#endif
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#if defined(ASMV) || defined(ASMINF)
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flags += 1 << 9;
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#endif
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#ifdef ZLIB_WINAPI
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flags += 1 << 10;
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#endif
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#ifdef BUILDFIXED
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flags += 1 << 12;
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#endif
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#ifdef DYNAMIC_CRC_TABLE
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flags += 1 << 13;
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#endif
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#ifdef NO_GZCOMPRESS
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flags += 1 << 16;
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#endif
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#ifdef NO_GZIP
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flags += 1 << 17;
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#endif
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#ifdef PKZIP_BUG_WORKAROUND
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flags += 1 << 20;
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#endif
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#ifdef FASTEST
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flags += 1 << 21;
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#endif
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#ifdef STDC
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# ifdef NO_vsnprintf
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flags += 1 << 25;
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# ifdef HAS_vsprintf_void
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flags += 1 << 26;
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# endif
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# else
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# ifdef HAS_vsnprintf_void
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flags += 1 << 26;
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# endif
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# endif
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#else
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flags += 1 << 24;
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# ifdef NO_snprintf
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flags += 1 << 25;
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# ifdef HAS_sprintf_void
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flags += 1 << 26;
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# endif
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# else
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# ifdef HAS_snprintf_void
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flags += 1 << 26;
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# endif
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# endif
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#endif
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return flags;
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}
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#ifdef DEBUG
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# ifndef verbose
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@ -55,6 +140,10 @@ const char * ZEXPORT zError(err)
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return ERR_MSG(err);
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}
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#if defined(_WIN32_WCE)
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/* does not exist on WCE */
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int errno = 0;
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#endif
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#ifndef HAVE_MEMCPY
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@ -93,11 +182,12 @@ void zmemzero(dest, len)
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}
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#endif
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#ifdef SYS16BIT
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#ifdef __TURBOC__
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#if (defined( __BORLANDC__) || !defined(SMALL_MEDIUM)) && !defined(__32BIT__)
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/* Small and medium model in Turbo C are for now limited to near allocation
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* with reduced MAX_WBITS and MAX_MEM_LEVEL
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*/
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/* Turbo C in 16-bit mode */
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# define MY_ZCALLOC
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/* Turbo C malloc() does not allow dynamic allocation of 64K bytes
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@ -169,11 +259,11 @@ void zcfree (voidpf opaque, voidpf ptr)
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ptr = opaque; /* just to make some compilers happy */
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Assert(0, "zcfree: ptr not found");
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}
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#endif
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#endif /* __TURBOC__ */
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#if defined(M_I86) && !defined(__32BIT__)
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#ifdef M_I86
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/* Microsoft C in 16-bit mode */
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# define MY_ZCALLOC
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@ -195,12 +285,15 @@ void zcfree (voidpf opaque, voidpf ptr)
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_hfree(ptr);
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}
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#endif /* MSC */
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#endif /* M_I86 */
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#endif /* SYS16BIT */
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#ifndef MY_ZCALLOC /* Any system without a special alloc function */
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#ifndef STDC
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extern voidp malloc OF((uInt size));
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extern voidp calloc OF((uInt items, uInt size));
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extern void free OF((voidpf ptr));
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#endif
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@ -211,7 +304,8 @@ voidpf zcalloc (opaque, items, size)
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unsigned size;
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{
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if (opaque) items += size - size; /* make compiler happy */
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return (voidpf)calloc(items, size);
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return sizeof(uInt) > 2 ? (voidpf)malloc(items * size) :
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(voidpf)calloc(items, size);
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}
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void zcfree (opaque, ptr)
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