/*
  Copyright (c) 1990-2001 Info-ZIP.  All rights reserved.

  See the accompanying file LICENSE, version 2000-Apr-09 or later
  (the contents of which are also included in unzip.h) for terms of use.
  If, for some reason, all these files are missing, the Info-ZIP license
  also may be found at:  ftp://ftp.info-zip.org/pub/infozip/license.html
*/
/*---------------------------------------------------------------------------
    Win32 specific configuration section:
  ---------------------------------------------------------------------------*/

#ifndef __w32cfg_h
#define __w32cfg_h

#if (defined(__CYGWIN32__) && !defined(__CYGWIN__))
#  define __CYGWIN__            /* compatibility for CygWin B19 and older */
#endif

#ifdef __CYGWIN__
/* Those Idiots at Cygnus have started to set "Unix" identifiers
 * for a Win32 compiler ...
 */
#  ifdef UNIX
#    undef UNIX
#  endif
#endif

#if (defined(_MSC_VER) && !defined(MSC))
#  define MSC
#endif

/* enable multibyte character set support by default */
#ifndef _MBCS
#  define _MBCS
#endif
#if (defined(__CYGWIN__) && defined(_MBCS))
#  undef _MBCS                  /* CygWin RTL lacks support for __mb_cur_max */
#endif

#include <sys/types.h>          /* off_t, time_t, dev_t, ... */
#include <sys/stat.h>
#include <io.h>                 /* read(), open(), etc. */
#include <time.h>
#if (defined(__RSXNT__) || defined(__EMX__)) && !defined(tzset)
#  define tzset _tzset
#endif
#ifdef __MINGW32__
   extern void _tzset(void);    /* this is missing in <time.h> */
#  ifndef tzset
#    define tzset _tzset
#  endif
#endif
#ifdef W32_USE_IZ_TIMEZONE
#  ifdef __BORLANDC__
#    define tzname tzname
#    define IZTZ_DEFINESTDGLOBALS
#  endif
#  ifndef tzset
#    define tzset _tzset
#  endif
#  ifndef timezone
#    define timezone _timezone
#  endif
#  ifndef daylight
#    define daylight _daylight
#  endif
#  ifndef tzname
#    define tzname _tzname
#  endif
#  if (!defined(NEED__ISINDST) && !defined(__BORLANDC__))
#    define NEED__ISINDST
#  endif
#  ifdef IZTZ_GETLOCALETZINFO
#    undef IZTZ_GETLOCALETZINFO
#  endif
#  define IZTZ_GETLOCALETZINFO GetPlatformLocalTimezone
#endif
#include <memory.h>
#if (!defined(__RSXNT__) && !defined(__CYGWIN__))
#  include <direct.h>           /* mkdir() */
#endif
#include <fcntl.h>
#ifdef __CYGWIN__
#  include <unistd.h>
   extern int setmode(int, int);        /* this is missing in <fcntl.h> */
#endif
#if (defined(MSC) || defined(__WATCOMC__) || defined(__MINGW32__))
#  include <sys/utime.h>
#else
#  include <utime.h>
#endif
#define GOT_UTIMBUF

#ifdef _MBCS
#  if (!defined(__EMX__) && !defined(__MINGW32__) && !defined(__CYGWIN__))
#    include <stdlib.h>
#    include <mbstring.h>
     /* for MSC (and compatible compilers), use routines supplied by RTL */
#    define PREINCSTR(ptr) (ptr = (char *)_mbsinc((const uch *)(ptr)))
#    define MBSCHR(str, c) (char *)_mbschr((const uch *)(str), (c))
#    define MBSRCHR(str, c) (char *)_mbsrchr((const uch *)(str), (c))
#  endif
#  if (defined(__MINGW32__) && !defined(MB_CUR_MAX))
#    ifdef __MSVCRT__
       extern int *__p___mb_cur_max(void);
#      define MB_CUR_MAX (*__p___mb_cur_max())
#    else
       extern int *_imp____mb_cur_max_dll;
#      define MB_CUR_MAX (*_imp____mb_cur_max_dll)
#    endif
#  endif
#  if (defined(__LCC__) && !defined(MB_CUR_MAX))
     extern int *_imp____mb_cur_max;
#    define MB_CUR_MAX (*_imp____mb_cur_max)
#  endif
#endif

/* for UnZip, the "basic" part of the win32 api is sufficient */
#ifndef WIN32_LEAN_AND_MEAN
#  define WIN32_LEAN_AND_MEAN
#endif

#if defined(__FILEIO_C)
#  ifndef __CYGWIN__
#    include <conio.h>
#  endif
#  include <windows.h>
#  ifdef __RSXNT__
#    include "../win32/rsxntwin.h"
#  endif
#  ifndef TIME_ZONE_ID_INVALID
#    define TIME_ZONE_ID_INVALID  (DWORD)0xFFFFFFFFL
#  endif
#endif
#if (defined(__ENVARGS_C) || defined(__EXTRACT_C) || defined(__UNZIP_C) || \
     defined(ZCRYPT_INTERNAL))
#  include <windows.h>
#  ifdef __RSXNT__
#    include "../win32/rsxntwin.h"
#  endif
#  ifndef TIME_ZONE_ID_INVALID
#    define TIME_ZONE_ID_INVALID  (DWORD)0xFFFFFFFFL
#  endif
#endif

/* the following definitions are considered as "obsolete" by Microsoft and
 * might be missing in some versions of <windows.h>
 */
#ifndef AnsiToOem
#  define AnsiToOem CharToOemA
#endif
#ifndef OemToAnsi
#  define OemToAnsi OemToCharA
#endif

#define DIR_END       '\\'      /* OS uses '\\' as directory separator */
#define DIR_END2      '/'       /* also check for '/' (RTL may convert) */
#ifdef DATE_FORMAT
#  undef DATE_FORMAT
#endif
#define DATE_FORMAT   dateformat()
#define lenEOL        2
#define PutNativeEOL  {*q++ = native(CR); *q++ = native(LF);}

#if (defined(__RSXNT__) && !defined(HAVE_MKTIME))
#  define HAVE_MKTIME           /* use mktime() in time conversion routines */
#endif
#if (defined(MSC) && !defined(HAVE_MKTIME))
#  define HAVE_MKTIME           /* use mktime() in time conversion routines */
#endif
#if (defined(__CYGWIN__) && defined(HAVE_MKTIME))
#  undef HAVE_MKTIME            /* Cygnus' mktime() implementation is buggy */
#endif
#if (defined(W32_USE_IZ_TIMEZONE) && !defined(HAVE_MKTIME))
#  define HAVE_MKTIME           /* use mktime() in time conversion routines */
#endif
#if (!defined(NT_TZBUG_WORKAROUND) && !defined(NO_NT_TZBUG_WORKAROUND))
#  define NT_TZBUG_WORKAROUND
#endif
#if (!defined(NO_EF_UT_TIME) && !defined(USE_EF_UT_TIME))
#  define USE_EF_UT_TIME
#endif
#if (!defined(NOTIMESTAMP) && !defined(TIMESTAMP))
#  define TIMESTAMP
#endif
#if (!defined(NO_NTSD_EAS) && !defined(NTSD_EAS))
#  define NTSD_EAS      /* enable NTSD support unless explicitly suppressed */
#endif

/* handlers for OEM <--> ANSI string conversions */
#ifdef __RSXNT__
   /* RSXNT uses OEM coded strings in functions supplied by C RTL */
#  ifdef CRTL_CP_IS_ISO
#    undef CRTL_CP_IS_ISO
#  endif
#  ifndef CRTL_CP_IS_OEM
#    define CRTL_CP_IS_OEM
#  endif
#else
   /* "real" native WIN32 compilers use ANSI coded strings in C RTL calls */
#  ifndef CRTL_CP_IS_ISO
#    define CRTL_CP_IS_ISO
#  endif
#  ifdef CRTL_CP_IS_OEM
#    undef CRTL_CP_IS_OEM
#  endif
#endif

#ifdef CRTL_CP_IS_ISO
   /* C RTL's file system support assumes ANSI coded strings */
#  define ISO_TO_INTERN(src, dst)  {if ((src) != (dst)) strcpy((dst), (src));}
#  define OEM_TO_INTERN(src, dst)  OemToAnsi(src, dst)
#  define INTERN_TO_ISO(src, dst)  {if ((src) != (dst)) strcpy((dst), (src));}
#  define INTERN_TO_OEM(src, dst)  AnsiToOem(src, dst)
#endif /* CRTL_CP_IS_ISO */
#ifdef CRTL_CP_IS_OEM
   /* C RTL's file system support assumes OEM coded strings */
#  define ISO_TO_INTERN(src, dst)  AnsiToOem(src, dst)
#  define OEM_TO_INTERN(src, dst)  {if ((src) != (dst)) strcpy((dst), (src));}
#  define INTERN_TO_ISO(src, dst)  OemToAnsi(src, dst)
#  define INTERN_TO_OEM(src, dst)  {if ((src) != (dst)) strcpy((dst), (src));}
#endif /* CRTL_CP_IS_OEM */
#define _OEM_INTERN(str1) OEM_TO_INTERN(str1, str1)
#define _ISO_INTERN(str1) ISO_TO_INTERN(str1, str1)
#ifndef WINDLL
   /* Despite best intentions, for the command-line version UzpPassword()
    * could return either character set, depending on whether running under
    * Win95 (DOS-session) or WinNT (native WinNT command interpreter)! */
#  define STR_TO_CP2(dst, src)  (AnsiToOem(src, dst), dst)
#  define STR_TO_CP3(dst, src)  (OemToAnsi(src, dst), dst)
#else
   /* The WINDLL front end is known to supply ISO/ANSI-coded passwords! */
#  define STR_TO_CP2(dst, src)  (AnsiToOem(src, dst), dst)
#endif
/* dummy defines to disable these functions, they are not needed */
#define STR_TO_OEM
#define STR_TO_ISO

/* Static variables that we have to add to Uz_Globs: */
#define SYSTEM_SPECIFIC_GLOBALS \
    int created_dir, renamed_fullpath, fnlen;\
    unsigned nLabelDrive;\
    char lastRootPath[4];\
    int lastVolOldFAT, lastVolLocTim;\
    char *rootpath, *buildpathHPFS, *buildpathFAT, *endHPFS, *endFAT;\
    ZCONST char *wildname;\
    char *dirname, matchname[FILNAMSIZ];\
    int rootlen, have_dirname, dirnamelen, notfirstcall;\
    zvoid *wild_dir;

/* created_dir, renamed_fullpath, fnlen, and nLabelDrive are used by   */
/*    both mapname() and checkdir().                                   */
/* lastRootPath, lastVolOldFAT and lastVolLocTim are used by           */
/*    IsVolumeOldFAT() and NTQueryVolInfo().                           */
/* rootlen, rootpath, buildpathHPFS, buildpathFAT, endHPFS, and endFAT */
/*    are used by checkdir().                                          */
/* wild_dir, dirname, wildname, matchname[], dirnamelen, have_dirname, */
/*    and notfirstcall are used by do_wild().                          */

/* This replacement for C-RTL-supplied getch() (or similar) functionality
 * avoids leaving unabsorbed LFs in the keyboard buffer under Windows95,
 * and supports the <ALT>+[0]<digit><digit><digit> feature.
 */
int getch_win32  OF((void));

/* This patch of stat() is useful for at least two compilers.  It is   */
/* difficult to take a stat() of a root directory under Windows95, so  */
/* zstat_win32() detects that case and fills in suitable values.       */
#ifndef __RSXNT__
#  ifndef W32_STATROOT_FIX
#    define W32_STATROOT_FIX
#  endif
#endif /* !__RSXNT__ */

/* Up to now, all versions of Microsoft C runtime libraries lack the support
 * for customized (non-US) switching rules between daylight saving time and
 * standard time in the TZ environment variable string.
 * But non-US timezone rules are correctly supported when timezone information
 * is read from the OS system settings in the Win32 registry.
 * The following work-around deletes any TZ environment setting from
 * the process environment.  This results in a fallback of the RTL time
 * handling code to the (correctly interpretable) OS system settings, read
 * from the registry.
 */
#ifdef USE_EF_UT_TIME
# if (defined(__WATCOMC__) || defined(W32_USE_IZ_TIMEZONE))
#   define iz_w32_prepareTZenv()
# else
#   define iz_w32_prepareTZenv()        putenv("TZ=")
# endif
#endif

#if (defined(NT_TZBUG_WORKAROUND) || defined(W32_STATROOT_FIX))
#  define W32_STAT_BANDAID
#  if (defined(NT_TZBUG_WORKAROUND) && defined(REENTRANT))
#    define __W32STAT_GLOBALS__     Uz_Globs *pG,
#    define __W32STAT_G__           pG,
#  else
#    define __W32STAT_GLOBALS__
#    define __W32STAT_G__
#  endif
#  ifdef SSTAT
#    undef SSTAT
#  endif
#  ifdef WILD_STAT_BUG
#    define SSTAT(path, pbuf) (iswild(path) || zstat_win32(__W32STAT_G__ path, pbuf))
#  else
#    define SSTAT(path, pbuf) zstat_win32(__W32STAT_G__ path, pbuf)
#  endif
#endif

#ifdef __WATCOMC__
#  ifdef __386__
#    ifndef WATCOMC_386
#      define WATCOMC_386
#    endif
#    define __32BIT__
#    undef far
#    define far
#    undef near
#    define near

/* Get asm routines to link properly without using "__cdecl": */
#    ifndef USE_ZLIB
#      pragma aux crc32         "_*" parm caller [] value [eax] modify [eax]
#      pragma aux get_crc_table "_*" parm caller [] value [eax] \
                                      modify [eax ecx edx]
#    endif /* !USE_ZLIB */
#  endif /* __386__ */

#  ifndef EPIPE
#    define EPIPE -1
#  endif
#  define PIPE_ERROR (errno == EPIPE)
#endif /* __WATCOMC__ */

#define SCREENWIDTH 80
#define SCREENSIZE(scrrows, scrcols)  screensize(scrrows, scrcols)
int screensize(int *tt_rows, int *tt_cols);

/* on the DOS or NT console screen, line-wraps are always enabled */
#define SCREENLWRAP 1
#define TABSIZE 8

#endif /* !__w32cfg_h */
