source: trunk/dll/copyf.c@ 1082

/***********************************************************************

  $Id: copyf.c 1082 2008-07-19 22:37:36Z gyoung $

  Copy functions

  Copyright (c) 1993-98 M. Kimes
  Copyright (c) 2001, 2008 Steven H.Levine

  14 Sep 02 SHL Drop obsolete debug code
  14 Oct 02 SHL Drop obsolete debug code
  10 Nov 02 SHL docopyf - don't forget to terminate longname
                optimize longname logic
  01 Aug 04 SHL Rework lstrip/rstrip usage
  28 May 05 SHL Drop debug code
  14 Jul 06 SHL Use Runtime_Error
  20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
  01 Sep 07 GKY Use xDosSetPathInfo to fix case where FS3 buffer crosses 64k boundry
  29 Feb 08 GKY Use xfree where appropriate
  19 Jul 08 GKY Modify MakeTempName for use making temp directory names

***********************************************************************/

#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <ctype.h>

#define INCL_DOS
#define INCL_DOSERRORS
#define INCL_WIN
#define INCL_LONGLONG

#include "fm3str.h"
#include "errutil.h"                    // Dos_Error...
#include "strutil.h"                    // GetPString
#include "fm3dll.h"
#include "fortify.h"

static PSZ pszSrcFile = __FILE__;

#ifndef WinMoveObject
HOBJECT APIENTRY WinMoveObject(HOBJECT hObjectofObject,
                               HOBJECT hObjectofDest, ULONG ulReserved);
#endif
#ifndef WinCopyObject
HOBJECT APIENTRY WinCopyObject(HOBJECT hObjectofObject,
                               HOBJECT hObjectofDest, ULONG ulReserved);
#endif

char *MakeTempName(char *buffer, char *temproot, INT type)
{
  FILESTATUS3 fs3;
  APIRET rc;
  char *p, *o;

  if (strlen(buffer) > 3 && buffer[strlen(buffer) - 1] != '\\')
    strcat(buffer, "\\");
  p = o = buffer + strlen(buffer);
  switch (type) {
  case 0:
    sprintf(p, "%08lx.%03lx", rand() & 4095L, mypid);
    break;
  case 1:
    sprintf(p, "%s%04lx.%03lx", "$FM2", rand() & 4095L, mypid);
    break;
  case 2:
    sprintf(p, "%s.%03x", temproot, (rand() & 4095));
    break;
  default:
    break;
  }
  p = buffer + (strlen(buffer) - 1);
  for (;;) {
    DosError(FERR_DISABLEHARDERR);
    rc = DosQueryPathInfo(buffer, FIL_STANDARD, &fs3, sizeof(fs3));
    if (rc == ERROR_DISK_CHANGE) {
      DosError(FERR_ENABLEHARDERR);
      rc = DosQueryPathInfo(buffer, FIL_STANDARD, &fs3, sizeof(fs3));
    }
    if (rc)
      break;
  Loop:
    if (p < o) {
      *buffer = 0;
      return NULL;
    }
    if ((*p) + 1 < 'Z' + 1) {
      (*p)++;
      while (strchr("*?<>\":/\\|+=;,[]. ", *p))
        (*p)++;
      *p = toupper(*p);
    }
    else {
      p--;
      if (p >= o && *p == '.')
        p--;
      goto Loop;
    }
  }
  return buffer;
}

CHAR *TruncName(CHAR * oldname, CHAR * buffer)
{
  CHAR *p, *f, *s, *o;
  FILESTATUS3 fs3;
  APIRET rc;

  if (!buffer || !oldname || !*oldname) {
    if (buffer)
      *buffer = 0;
    return NULL;
  }
  strcpy(buffer, oldname);
  f = strrchr(buffer, '\\');
  if (!f)
    f = strrchr(buffer, '/');
  if (!f)
    f = buffer;
  else
    f++;
  p = f;
  o = p;
  f = oldname + (f - buffer);
  strupr(buffer);
  while (*f == '.')                     /* skip leading '.'s */
    f++;
  s = f;
  while (*f && *f != '.' && f < s + 8) {        /* skip past rootname */
    *p = toupper(*f);
    p++;
    f++;
  }
  while (*f == '.')
    f++;
  s = f;
  f = strrchr(f, '.');
  if (f) {
    while (*f == '.')
      f++;
  }
  if (f && *(f + 1))
    s = f;
  else
    f = s;
  if (*f) {
    *p = '.';
    p++;
    while (*f && *f != '.' && f < s + 3) {
      *p = toupper(*f);
      p++;
      f++;
    }
  }
  *p = 0;

  p = o;
  while (*p) {
    if (strchr("*?<>\":/\\|+=;,[] ", *p) || *p < 0x20)
      *p = '_';
    if (*p == '.' && *(p + 1) == '.')
      *(p + 1) = '_';
    p++;
  }

  p = o + (strlen(o) - 1);
  for (;;) {
    DosError(FERR_DISABLEHARDERR);
    rc = DosQueryPathInfo(buffer, FIL_STANDARD, &fs3, sizeof(fs3));
    if (rc == ERROR_DISK_CHANGE) {
      DosError(FERR_ENABLEHARDERR);
      rc = DosQueryPathInfo(buffer, FIL_STANDARD, &fs3, sizeof(fs3));
    }
    if (rc)
      break;
  Loop:
    if (p < o) {
      *buffer = 0;
      return NULL;
    }
    if ((*p) + 1 < 'Z' + 1) {
      (*p)++;
      while (strchr("*?<>\":/\\|+=;,[]. ", *p))
        (*p)++;
      *p = toupper(*p);
    }
    else {
      p--;
      if (p >= o && *p == '.')
        p--;
      goto Loop;
    }
  }
  return buffer;
}

CHAR *GetLongName(CHAR * oldname, CHAR * longname)
{
  if (!longname)
    return NULL;
  *longname = 0;
  if (!oldname || !*oldname)
    return NULL;
  if (IsFullName(oldname)) {

    APIRET rc;
    EAOP2 eaop;
    PGEA2LIST pgealist;
    PFEA2LIST pfealist;
    PGEA2 pgea;
    PFEA2 pfea;
    CHAR *value;

    strcpy(longname, oldname);
    value = longname;
    while (*value) {
      if (*value == '/')
        *value = '\\';
      value++;
    }
    value = strrchr(longname, '\\');
    if (value) {
      value++;
      *value = 0;
    }
    pgealist = xmallocz(sizeof(GEA2LIST) + 32, pszSrcFile, __LINE__);
    if (pgealist) {
      pgea = &pgealist->list[0];
      strcpy(pgea->szName, LONGNAME);
      pgea->cbName = strlen(pgea->szName);
      pgea->oNextEntryOffset = 0L;
      pgealist->cbList = (sizeof(GEA2LIST) + pgea->cbName);
      pfealist = xmallocz(1536, pszSrcFile, __LINE__);
      if (pfealist) {
        pfealist->cbList = 1024;
        eaop.fpGEA2List = pgealist;
        eaop.fpFEA2List = pfealist;
        eaop.oError = 0L;
        DosError(FERR_DISABLEHARDERR);
        rc = DosQueryPathInfo(oldname,
                              FIL_QUERYEASFROMLIST,
                              (PVOID) & eaop, (ULONG) sizeof(EAOP2));
        if (!rc) {
          pfea = &eaop.fpFEA2List->list[0];
          value = pfea->szName + pfea->cbName + 1;
          value[pfea->cbValue] = 0;
          if (*(USHORT *) value == EAT_ASCII)
            strncat(longname,
                    value + (sizeof(USHORT) * 2),
                    CCHMAXPATH - strlen(longname));
          longname[CCHMAXPATH - 1] = 0;
        }
        free(pfealist);
      }
      free(pgealist);
    }
  }
  return longname;
}

BOOL ZapLongName(char *filename)
{
  return WriteLongName(filename, "");
}

BOOL WriteLongName(CHAR * filename, CHAR * longname)
{
  APIRET rc;
  EAOP2 eaop;
  PFEA2LIST pfealist = NULL;
  ULONG ealen;
  USHORT len;
  CHAR *eaval, *p;

  if (!filename || !*filename || !longname)
    return FALSE;
  p = strrchr(longname, '\\');
  if (p)
    memmove(longname, p + 1, strlen(p + 1) + 1);
  p = strrchr(longname, '/');
  if (p)
    memmove(longname, p + 1, strlen(p + 1) + 1);
  bstrip(longname);
  len = strlen(longname);
  if (len)
    ealen = sizeof(FEA2LIST) + 10 + len + 4;
  else
    ealen = sizeof(FEALIST) + 10;
  rc = DosAllocMem((PPVOID) & pfealist,
                   ealen + 32L, OBJ_TILE | PAG_COMMIT | PAG_READ | PAG_WRITE);
  if (rc)
    Dos_Error(MB_CANCEL, rc, HWND_DESKTOP, pszSrcFile, __LINE__,
              GetPString(IDS_OUTOFMEMORY));
  else {
    memset(pfealist, 0, ealen + 1);
    pfealist->cbList = ealen;
    pfealist->list[0].oNextEntryOffset = 0;
    pfealist->list[0].fEA = 0;
    pfealist->list[0].cbName = 9;
    strcpy(pfealist->list[0].szName, LONGNAME);
    if (len) {
      eaval = pfealist->list[0].szName + 10;
      *(USHORT *) eaval = (USHORT) EAT_ASCII;
      eaval += sizeof(USHORT);
      *(USHORT *) eaval = (USHORT) len;
      eaval += sizeof(USHORT);
      memcpy(eaval, longname, len);
      pfealist->list[0].cbValue = len + (sizeof(USHORT) * 2);
    }
    else
      pfealist->list[0].cbValue = 0;
    eaop.fpGEA2List = (PGEA2LIST) 0;
    eaop.fpFEA2List = pfealist;
    eaop.oError = 0L;
    DosError(FERR_DISABLEHARDERR);
    rc = xDosSetPathInfo(filename, FIL_QUERYEASIZE,
                         &eaop, sizeof(eaop), DSPI_WRTTHRU);
    DosFreeMem(pfealist);
    if (rc)
      return FALSE;
  }
  return TRUE;
}

BOOL AdjustWildcardName(CHAR * oldname, CHAR * newname)
{
  BOOL ret = FALSE;

  /* NOTE: newname should be CCHMAXPATH chars long! */

  if (strchr(newname, '*') || strchr(newname, '?')) {

    CHAR srce[CCHMAXPATHCOMP], dest[CCHMAXPATHCOMP], result[CCHMAXPATHCOMP],
      *p;

    p = strrchr(newname, '\\');
    if (p && *(p + 1)) {
      strcpy(dest, p + 1);
      p = strrchr(oldname, '\\');
      if (p && *(p + 1)) {
        strcpy(srce, p + 1);
        DosError(FERR_DISABLEHARDERR);
        if (!DosEditName(1L, srce, dest, result, (ULONG) sizeof(result))) {
          p = strrchr(newname, '\\');
          p++;
          strcpy(p, result);
          ret = TRUE;
        }
      }
    }
  }
  return ret;
}

CHAR default_disk(VOID)
{
  ULONG ulDriveNum, ulDriveMap;

  DosError(FERR_DISABLEHARDERR);
  DosQCurDisk(&ulDriveNum, &ulDriveMap);
  return (CHAR) toupper((INT) ulDriveNum) + '@';
}

#ifdef NEVER

APIRET docopyallf(INT type, CHAR * oldname, CHAR * newname, ...)
{
  FILEFINDBUF3 fb;
  ULONG nm;
  HDIR hdir;
  APIRET rc = 0;
  CHAR *enddir, fullname[CCHMAXPATH];

  va_start(ap, newname);
  vsprintf(fullname, newname, ap);
  va_end(ap);

  DosError(FERR_DISABLEHARDERR);
  if (!DosFindFirst(oldname)) {
    do {

      /* build target name */

      if (fb.attrFile & FILE_DIRECTORY) {
        DosError(FERR_ENABLEHARDERR);
        rc = DosCreateDir();
        if (rc == ERROR_INVALID_NAME || rc == ERROR_FILENAME_EXCED_RANGE) {

          /* truncate directory name */
          /* create that directory */
          /* update containers for name used */

        }
        rc = docopyallf(type,, "%s",);  /* recurse */
      }
      else
        rc = docopyf(type,, "%s",);     /* copy file */
      DosError(FERR_DISABLEHARDERR);
    } while (!rc && !DosFindNext());
    DosFindClose(hdir);
  }
  else
    rc = ERROR_FILE_NOT_FOUND;
  return rc;
}

#endif

APIRET docopyf(INT type, CHAR * oldname, CHAR * newname, ...)
{
  /*
   * returns:
   *   0:  success
   *  -1:  bad string parameter(s)
   *  -2:  source didn't exist
   *  -3:  bad type
   *   anything else: API return
   */

  CHAR fullnewname[CCHMAXPATH + 1], longname[CCHMAXPATH],
    shortname[CCHMAXPATH];
  CHAR olddisk, newdisk, dir[CCHMAXPATH], *p, *pp;
  APIRET ret = -1, rc;
  FILESTATUS3L st, st2, dummy;
  BOOL diskchange = FALSE, zaplong = FALSE;
  va_list ap;

  *fullnewname = *shortname = *dir = 0;

  va_start(ap, newname);
  vsprintf(fullnewname, newname, ap);
  va_end(ap);

  if (!oldname || !*oldname || !*fullnewname)   /* bad string args */
    return (APIRET) - 1;

  DosError(FERR_DISABLEHARDERR);
  if (DosQueryPathInfo(oldname, FIL_STANDARDL, &st, sizeof(FILESTATUS3L)))
    return (APIRET) - 2;                /* no source */

  AdjustWildcardName(oldname, fullnewname);
  MakeFullName(oldname);
  MakeFullName(fullnewname);
  olddisk = toupper(*oldname);          /* source drive */
  newdisk = toupper(*fullnewname);      /* destination drive */
  if (!(driveflags[toupper(*oldname) - 'A'] & DRIVE_NOLONGNAMES))
    *longname = 0;
  else {
    GetLongName(oldname, longname);
    if (*longname) {
      p = RootName(longname);
      if (p != longname)
        memmove(longname, p, strlen(p) + 1);
    }
  }
  /* If root name changed make sure longname EA goes away */
  p = RootName(oldname);
  pp = RootName(fullnewname);
  if (stricmp(p, pp)) {
    zaplong = TRUE;
  }

  DosError(FERR_DISABLEHARDERR);
  switch (type) {
  case WPSMOVE:
    {
      HOBJECT hobjsrc;
      HOBJECT hobjdest;

      ret = ERROR_FILE_NOT_FOUND;
      hobjsrc = WinQueryObject(oldname);
      if (hobjsrc) {
        strcpy(dir, fullnewname);
        p = strrchr(dir, '\\');
        if (p < dir + 3)
          p++;
        *p = 0;
        ret = ERROR_PATH_NOT_FOUND;
        hobjdest = WinQueryObject(dir);
        if (hobjdest) {
          ret = ERROR_GEN_FAILURE;
          hobjsrc = WinMoveObject(hobjsrc, hobjdest, 0);
          if (hobjsrc)
            ret = 0;
        }
      }
    }
    return ret;

  case WPSCOPY:
    {
      HOBJECT hobjsrc;
      HOBJECT hobjdest;

      ret = ERROR_FILE_NOT_FOUND;
      hobjsrc = WinQueryObject(oldname);
      if (hobjsrc) {
        strcpy(dir, fullnewname);
        p = strrchr(dir, '\\');
        if (p < dir + 3)
          p++;
        *p = 0;
        ret = ERROR_PATH_NOT_FOUND;
        hobjdest = WinQueryObject(dir);
        if (hobjdest) {
          ret = ERROR_GEN_FAILURE;
          hobjsrc = WinCopyObject(hobjsrc, hobjdest, 0);
          if (hobjsrc)
            ret = 0;
        }
      }
    }
    return ret;

  case MOVE:
    *dir = 0;
    if (olddisk == newdisk) {           /* same drive */
      /* make temporary copy in case move fails */
      if (IsFile(fullnewname) != -1 && stricmp(oldname, fullnewname)) {
        strcpy(dir, fullnewname);
        p = strrchr(dir, '\\');
        if (p)
          *p = 0;
        strcat(dir, "\\");
        MakeTempName(dir, NULL, 0);
        if (DosMove(fullnewname, dir))
          *dir = 0;
      }
      DosError(FERR_DISABLEHARDERR);
      ret = DosMove(oldname, fullnewname);      /* move it */
      if (ret && *dir) {                /* failed -- clean up */
        DosError(FERR_DISABLEHARDERR);
        if (!DosMove(dir, fullnewname))
          Broadcast((HAB) 0, hwndMain, UM_UPDATERECORD, MPFROMP(dir), MPVOID);
      }
      else if (!ret && *dir) {
        if (!IsFile(dir)) {
          if (!strchr(dir, '?') && !strchr(dir, '*'))
            wipeallf("%s\\*", dir);
          DosError(FERR_DISABLEHARDERR);
          if (DosDeleteDir(dir)) {
            make_deleteable(dir);
            DosDeleteDir(dir);
          }
        }
        else if (IsFile(dir) > 0) {
          DosError(FERR_DISABLEHARDERR);
          if (DosForceDelete(dir)) {
            make_deleteable(dir);
            DosForceDelete(dir);
          }
          if (zaplong)
            ZapLongName(dir);
          Broadcast((HAB) 0, hwndMain, UM_UPDATERECORD, MPFROMP(dir), MPVOID);
        }
      }
    }
    else {                              /* different drives */
      DosError(FERR_DISABLEHARDERR);
      ret = DosCopy(oldname, fullnewname, DCPY_EXISTING);       /* <=-NOTE! */
      if (ret == ERROR_DISK_CHANGE) {
        DosError(FERR_ENABLEHARDERR);
        ret = DosCopy(oldname, fullnewname, DCPY_EXISTING);
        diskchange = TRUE;
      }
      if (ret == ERROR_INVALID_NAME || ret == ERROR_FILENAME_EXCED_RANGE) {
        if (TruncName(fullnewname, shortname)) {        /* make 8.3 filename */
          DosError(FERR_DISABLEHARDERR);
          ret = DosCopy(oldname, shortname, DCPY_EXISTING);
          if (!ret) {                   /* success -- write longname ea */
            WriteLongName(shortname, fullnewname);
            strcpy(fullnewname, shortname);
            /* broadcast fixup msg to windows */
            Broadcast((HAB) 0,
                      hwndMain, UM_UPDATERECORD, MPFROMP(shortname), MPVOID);
          }
        }
      }
      else if (!ret && *longname) {

        CHAR fixname[CCHMAXPATH];

        strcpy(fixname, fullnewname);
        p = strrchr(fixname, '\\');
        if (p) {
          p++;
          *p = 0;
        }
        strcat(fixname, longname);
        DosError(FERR_DISABLEHARDERR);
        DosMove(fullnewname, fixname);
        strcpy(fullnewname, fixname);
        if (zaplong)
          ZapLongName(fixname);
        Broadcast((HAB) 0,
                  hwndMain, UM_UPDATERECORD, MPFROMP(fixname), MPVOID);
      }
      if (!ret) {                       /* double-check success */
        DosError(FERR_DISABLEHARDERR);
        rc = DosQueryPathInfo(fullnewname,
                              FIL_STANDARDL, &st2, sizeof(FILESTATUS3L));
        if (rc == ERROR_DISK_CHANGE) {
          DosError(FERR_ENABLEHARDERR);
          rc = DosQueryPathInfo(fullnewname,
                                FIL_STANDARDL, &st2, sizeof(FILESTATUS3L));
        }
        if (!rc && st2.cbFile == st.cbFile) {   /* seems to have worked... */
          DosError(FERR_DISABLEHARDERR);
          if (diskchange) {
            DosError(FERR_ENABLEHARDERR);
            DosQueryPathInfo(oldname, FIL_STANDARDL, &dummy, sizeof(FILESTATUS3L));     /* force disk change */
          }
          if (!(st2.attrFile & FILE_DIRECTORY)) /* erase file */
            unlinkf("%s", oldname);
          else {                        /* remove directory */
            wipeallf("%s\\*", oldname);
            DosError(FERR_DISABLEHARDERR);
            if (DosDeleteDir(oldname)) {
              make_deleteable(oldname);
              DosDeleteDir(oldname);
            }
          }
        }
      }
    }
    return ret;

  case COPY:
    DosError(FERR_DISABLEHARDERR);
    ret = DosCopy(oldname, fullnewname, DCPY_EXISTING); /* <=-NOTE! */
    if (ret == ERROR_DISK_CHANGE) {
      DosError(FERR_ENABLEHARDERR);
      ret = DosCopy(oldname, fullnewname, DCPY_EXISTING);
      diskchange = TRUE;
    }
    if (ret == ERROR_INVALID_NAME || ret == ERROR_FILENAME_EXCED_RANGE) {
      if (TruncName(fullnewname, shortname)) {
        DosError((diskchange) ? FERR_ENABLEHARDERR : FERR_DISABLEHARDERR);
        ret = DosCopy(oldname, shortname, DCPY_EXISTING);
        if (!ret) {
          WriteLongName(shortname, fullnewname);
          strcpy(fullnewname, shortname);
          Broadcast((HAB) 0,
                    hwndMain, UM_UPDATERECORD, MPFROMP(shortname), MPVOID);
        }
      }
    }
    else if (!ret && *longname) {

      CHAR fixname[CCHMAXPATH];

      strcpy(fixname, fullnewname);
      p = strrchr(fixname, '\\');
      if (p) {
        p++;
        *p = 0;
      }
      strcat(fixname, longname);
      DosError(FERR_DISABLEHARDERR);
      DosMove(fullnewname, fixname);
      if (zaplong)
        ZapLongName(fixname);
      Broadcast((HAB) 0, hwndMain, UM_UPDATERECORD, MPFROMP(fixname), MPVOID);
    }
    return ret;

  default:                              /* shouldn't happen */
    Runtime_Error(pszSrcFile, __LINE__, "bad case %u", type);
    break;
  }
  return (APIRET) - 3;                  /* bad type */
}

INT make_deleteable(CHAR * filename)
{
  INT ret = -1;
  FILESTATUS3 fsi;

  DosError(FERR_DISABLEHARDERR);
  if (!DosQueryPathInfo(filename, FIL_STANDARD, &fsi, sizeof(fsi))) {
    fsi.attrFile = 0;
    DosError(FERR_DISABLEHARDERR);
    if (!xDosSetPathInfo(filename, FIL_STANDARD, &fsi, sizeof(fsi), 0))
      ret = 0;
  }
  return ret;
}

INT wipeallf(CHAR *string, ...)
{
  /* unlink everything from directory on down... */

  FILEFINDBUF3 *f;
  HDIR search_handle;
  ULONG num_matches;
  CHAR *p, *ss, *str;
  CHAR s[CCHMAXPATH], mask[257];
  va_list ap;
  INT rc;

  va_start(ap, string);
  vsprintf(s, string, ap);
  va_end(ap);

  if (!*s)
    return -1;
  p = s;
  while ((p = strchr(p, '/')) != NULL) {
    *p = '\\';
    p++;
  }

  str = xstrdup(s, pszSrcFile, __LINE__);
  if (!str)
    return -1;

  {                                     /* safety net -- disallow deleting a root dir or partial name */
    CHAR temp;

    p = strrchr(str, '\\');
    if (p) {
      p++;
      temp = *p;
      *p = 0;
      if (IsRoot(str) || !IsFullName(str)) {
        /* under no circumstances! */
        Runtime_Error(pszSrcFile, __LINE__, "bad name %s", str);
        free(str);
        return -1;
      }
      *p = temp;
    }
  }

  p = s;
  p = strrchr(s, '\\');                 /* strip s to just path */
  if (!p)
    p = strrchr(s, ':');
  if (p) {
    p++;
    strncpy(mask, p, 256);
    mask[256] = 0;
    *p = 0;
  }
  else {
    *mask = 0;
    *s = 0;
  }

  ss = xmalloc(CCHMAXPATH, pszSrcFile, __LINE__);
  f = xmalloc(sizeof(FILEFINDBUF3), pszSrcFile, __LINE__);
  if (!ss || !f) {
    xfree(ss, pszSrcFile, __LINE__);
    xfree(f, pszSrcFile, __LINE__);
    free(str);
    return -1;
  }

  search_handle = HDIR_CREATE;
  num_matches = 1;

  DosError(FERR_DISABLEHARDERR);
  if (!DosFindFirst(str, &search_handle, FILE_NORMAL | FILE_DIRECTORY |
                     FILE_SYSTEM | FILE_READONLY | FILE_HIDDEN | FILE_ARCHIVED,
                     f, sizeof(FILEFINDBUF3), &num_matches, FIL_STANDARD)) {

    strcpy(ss, s);
    p = &ss[strlen(ss)];

    do {
      strcpy(p, f->achName);
      if (f->attrFile & FILE_DIRECTORY) {
        if (strcmp(f->achName, ".") && strcmp(f->achName, "..")) {
          wipeallf("%s/%s", ss, mask);  /* recurse to wipe files */
          DosError(FERR_DISABLEHARDERR);
          if (DosDeleteDir(ss)) {       /* remove directory */
            make_deleteable(ss);
            DosError(FERR_DISABLEHARDERR);
            DosDeleteDir(ss);
          }
        }
      }
      else {
        DosError(FERR_DISABLEHARDERR);
        if (DosForceDelete(ss)) {
          make_deleteable(ss);
          DosError(FERR_DISABLEHARDERR);
          rc = (INT) DosForceDelete(ss);
          if (rc)
            return rc;
        }
      }
      num_matches = 1;
      DosError(FERR_DISABLEHARDERR);
    } while (!DosFindNext(search_handle, f, sizeof(FILEFINDBUF3),
                          &num_matches));
    DosFindClose(search_handle);
  }

  free(f);
  free(ss);
  free(str);
  return 0;
}

INT unlink_allf(CHAR * string, ...)
{
  /* wildcard delete */

  FILEFINDBUF3 *f;
  HDIR search_handle;
  ULONG num_matches;
  CHAR *p, *ss, *str;
  CHAR s[CCHMAXPATH];
  va_list ap;

  va_start(ap, string);
  vsprintf(s, string, ap);
  va_end(ap);

  if (!*s)
    return -1;
  p = s;
  while ((p = strchr(p, '/')) != NULL) {
    *p = '\\';
    p++;
  }

  str = xstrdup(s, pszSrcFile, __LINE__);
  if (!str)
    return -1;

  p = s;
  p = strrchr(s, '\\');                 /* strip s to just path */
  if (!p)
    p = strrchr(s, ':');
  if (p) {
    p++;
    *p = 0;
  }
  else
    *s = 0;

  ss = xmalloc(CCHMAXPATH, pszSrcFile, __LINE__);
  f = xmalloc(sizeof(FILEFINDBUF3), pszSrcFile, __LINE__);
  if (!ss || !f) {
    xfree(ss, pszSrcFile, __LINE__);
    xfree(f, pszSrcFile, __LINE__);
    free(str);
    return -1;
  }

  search_handle = HDIR_CREATE;
  num_matches = 1;

  DosError(FERR_DISABLEHARDERR);
  if (!DosFindFirst(str, &search_handle, FILE_NORMAL, f,
                    sizeof(FILEFINDBUF3), &num_matches, FIL_STANDARD)) {

    strcpy(ss, s);
    p = &ss[strlen(ss)];

    do {
      strcpy(p, f->achName);
      unlinkf("%s", ss);
      num_matches = 1;
      DosError(FERR_DISABLEHARDERR);
    } while (!DosFindNext(search_handle, f, sizeof(FILEFINDBUF3),
                          &num_matches));
    DosFindClose(search_handle);
  }

  free(f);
  free(ss);
  free(str);
  return 0;
}

INT unlinkf(CHAR * string, ...)
{
  CHAR buffer[CCHMAXPATH];
  va_list ap;

  va_start(ap, string);
  vsprintf(buffer, string, ap);
  va_end(ap);

  if (!strstr(buffer, ArcTempRoot)) {
    DosError(FERR_DISABLEHARDERR);
    if (DosDelete(buffer)) {
      make_deleteable(buffer);
      DosError(FERR_DISABLEHARDERR);
      return DosDelete(buffer);
    }
  }
  else {
    DosError(FERR_DISABLEHARDERR);
    if (DosForceDelete(buffer)) {
      make_deleteable(buffer);
      DosError(FERR_DISABLEHARDERR);
      return DosForceDelete(buffer);
    }
  }
  return 0;
}

#pragma alloc_text(LONGNAMES,TruncName,GetLongName,WriteLongName)
#pragma alloc_text(LONGNAMES,ZapLongName,AdjustWildcardName)
#pragma alloc_text(COPYF,default_disk,docopyf,MakeTempName)
#pragma alloc_text(UNLINKF,unlinkf,unlink_allf,make_deleteable,wipeallf)