515 lines
17 KiB
C
515 lines
17 KiB
C
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/*
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* XCOPY - Wine-compatible xcopy program
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*
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* Copyright (C) 2007 J. Edmeades
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/*
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* Notes:
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* Apparently, valid return codes are:
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* 0 - OK
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* 1 - No files found to copy
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* 2 - CTRL+C during copy
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* 4 - Initialization error, or invalid source specification
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* 5 - Disk write error
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*/
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#include <stdio.h>
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#include <windows.h>
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#include <wine/debug.h>
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/* Local #defines */
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#define RC_OK 0
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#define RC_NOFILES 1
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#define RC_CTRLC 2
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#define RC_INITERROR 4
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#define RC_WRITEERROR 5
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#define OPT_ASSUMEDIR 0x00000001
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#define OPT_RECURSIVE 0x00000002
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#define OPT_EMPTYDIR 0x00000004
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#define OPT_QUIET 0x00000008
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#define OPT_FULL 0x00000010
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#define OPT_SIMULATE 0x00000020
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WINE_DEFAULT_DEBUG_CHANNEL(xcopy);
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/* Prototypes */
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static int XCOPY_ProcessSourceParm(WCHAR *suppliedsource, WCHAR *stem, WCHAR *spec);
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static int XCOPY_ProcessDestParm(WCHAR *supplieddestination, WCHAR *stem,
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WCHAR *spec, WCHAR *srcspec, DWORD flags);
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static int XCOPY_DoCopy(WCHAR *srcstem, WCHAR *srcspec,
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WCHAR *deststem, WCHAR *destspec,
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DWORD flags);
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static BOOL XCOPY_CreateDirectory(const WCHAR* path);
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/* Global variables */
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static ULONG filesCopied = 0; /* Number of files copied */
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static const WCHAR wchr_slash[] = {'\\', 0};
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static const WCHAR wchr_star[] = {'*', 0};
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static const WCHAR wchr_dot[] = {'.', 0};
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static const WCHAR wchr_dotdot[] = {'.', '.', 0};
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/* Constants (Mostly for widechars) */
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/* To minimize stack usage during recursion, some temporary variables
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made global */
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static WCHAR copyFrom[MAX_PATH];
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static WCHAR copyTo[MAX_PATH];
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/* =========================================================================
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main - Main entrypoint for the xcopy command
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Processes the args, and drives the actual copying
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========================================================================= */
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int main (int argc, char *argv[])
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{
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int rc = 0;
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WCHAR suppliedsource[MAX_PATH] = {0}; /* As supplied on the cmd line */
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WCHAR supplieddestination[MAX_PATH] = {0};
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WCHAR sourcestem[MAX_PATH] = {0}; /* Stem of source */
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WCHAR sourcespec[MAX_PATH] = {0}; /* Filespec of source */
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WCHAR destinationstem[MAX_PATH] = {0}; /* Stem of destination */
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WCHAR destinationspec[MAX_PATH] = {0}; /* Filespec of destination */
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DWORD flags = 0; /* Option flags */
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LPWSTR *argvW = NULL;
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/*
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* Parse the command line
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*/
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/* overwrite the command line */
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argvW = CommandLineToArgvW( GetCommandLineW(), &argc );
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/* Confirm at least one parameter */
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if (argc < 2) {
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printf("Invalid number of parameters - Use xcopy /? for help\n");
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return RC_INITERROR;
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}
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/* Skip first arg, which is the program name */
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argvW++;
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while (argc > 1)
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{
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argc--;
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WINE_TRACE("Processing Arg: '%s'\n", wine_dbgstr_w(*argvW));
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/* First non-switch parameter is source, second is destination */
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if (*argvW[0] != '/') {
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if (suppliedsource[0] == 0x00) {
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lstrcpyW(suppliedsource, *argvW);
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} else if (supplieddestination[0] == 0x00) {
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lstrcpyW(supplieddestination, *argvW);
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} else {
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printf("Invalid number of parameters - Use xcopy /? for help\n");
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return RC_INITERROR;
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}
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} else {
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/* Process all the switch options */
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switch (toupper(argvW[0][1])) {
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case 'I': flags |= OPT_ASSUMEDIR; break;
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case 'S': flags |= OPT_RECURSIVE; break;
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case 'E': flags |= OPT_EMPTYDIR; break;
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case 'Q': flags |= OPT_QUIET; break;
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case 'F': flags |= OPT_FULL; break;
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case 'L': flags |= OPT_SIMULATE; break;
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default:
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WINE_FIXME("Unhandled parameter '%s'\n", wine_dbgstr_w(*argvW));
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}
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}
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argvW++;
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}
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/* Default the destination if not supplied */
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if (supplieddestination[0] == 0x00)
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lstrcpyW(supplieddestination, wchr_dot);
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/* Trace out the supplied information */
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WINE_TRACE("Supplied parameters:\n");
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WINE_TRACE("Source : '%s'\n", wine_dbgstr_w(suppliedsource));
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WINE_TRACE("Destination : '%s'\n", wine_dbgstr_w(supplieddestination));
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/* Extract required information from source specification */
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rc = XCOPY_ProcessSourceParm(suppliedsource, sourcestem, sourcespec);
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/* Extract required information from destination specification */
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rc = XCOPY_ProcessDestParm(supplieddestination, destinationstem,
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destinationspec, sourcespec, flags);
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/* Trace out the resulting information */
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WINE_TRACE("Resolved parameters:\n");
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WINE_TRACE("Source Stem : '%s'\n", wine_dbgstr_w(sourcestem));
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WINE_TRACE("Source Spec : '%s'\n", wine_dbgstr_w(sourcespec));
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WINE_TRACE("Dest Stem : '%s'\n", wine_dbgstr_w(destinationstem));
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WINE_TRACE("Dest Spec : '%s'\n", wine_dbgstr_w(destinationspec));
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/* Now do the hard work... */
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rc = XCOPY_DoCopy(sourcestem, sourcespec,
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destinationstem, destinationspec,
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flags);
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/* Finished - print trailer and exit */
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if (flags & OPT_SIMULATE) {
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printf("%d file(s) would be copied\n", filesCopied);
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} else {
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printf("%d file(s) copied\n", filesCopied);
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}
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if (rc == RC_OK && filesCopied == 0) rc = RC_NOFILES;
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return rc;
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}
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/* =========================================================================
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XCOPY_ProcessSourceParm - Takes the supplied source parameter, and
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converts it into a stem and a filespec
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========================================================================= */
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static int XCOPY_ProcessSourceParm(WCHAR *suppliedsource, WCHAR *stem, WCHAR *spec)
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{
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WCHAR actualsource[MAX_PATH];
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WCHAR *starPos;
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WCHAR *questPos;
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/*
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* Validate the source, expanding to full path ensuring it exists
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*/
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if (GetFullPathName(suppliedsource, MAX_PATH, actualsource, NULL) == 0) {
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WINE_FIXME("Unexpected failure expanding source path (%d)\n", GetLastError());
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return RC_INITERROR;
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}
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/*
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* Work out the stem of the source
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*/
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/* If no wildcard were supplied then the source is either a single
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file or a directory - in which case thats the stem of the search,
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otherwise split off the wildcards and use the higher level as the
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stem */
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lstrcpyW(stem, actualsource);
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starPos = wcschr(stem, '*');
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questPos = wcschr(stem, '?');
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if (starPos || questPos) {
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WCHAR *lastDir;
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if (starPos) *starPos = 0x00;
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if (questPos) *questPos = 0x00;
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lastDir = wcsrchr(stem, '\\');
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if (lastDir) *(lastDir+1) = 0x00;
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else {
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WINE_FIXME("Unexpected syntax error in source parameter\n");
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return RC_INITERROR;
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}
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lstrcpyW(spec, actualsource + (lastDir - stem)+1);
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} else {
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DWORD attribs = GetFileAttributes(actualsource);
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if (attribs == INVALID_FILE_ATTRIBUTES) {
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LPWSTR lpMsgBuf;
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DWORD lastError = GetLastError();
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int status;
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status = FormatMessage (FORMAT_MESSAGE_ALLOCATE_BUFFER |
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FORMAT_MESSAGE_FROM_SYSTEM,
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NULL, lastError, 0, (LPWSTR) &lpMsgBuf, 0, NULL);
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printf("%S\n", lpMsgBuf);
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return RC_INITERROR;
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/* Directory: */
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} else if (attribs & FILE_ATTRIBUTE_DIRECTORY) {
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lstrcatW(stem, wchr_slash);
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lstrcpyW(spec, wchr_star);
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/* File: */
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} else {
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WCHAR drive[MAX_PATH];
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WCHAR dir[MAX_PATH];
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WCHAR fname[MAX_PATH];
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WCHAR ext[MAX_PATH];
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_wsplitpath(actualsource, drive, dir, fname, ext);
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lstrcpyW(stem, drive);
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lstrcatW(stem, dir);
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lstrcpyW(spec, fname);
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lstrcatW(spec, ext);
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}
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}
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return RC_OK;
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}
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/* =========================================================================
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XCOPY_ProcessDestParm - Takes the supplied destination parameter, and
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converts it into a stem
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========================================================================= */
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static int XCOPY_ProcessDestParm(WCHAR *supplieddestination, WCHAR *stem, WCHAR *spec,
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WCHAR *srcspec, DWORD flags)
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{
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WCHAR actualdestination[MAX_PATH];
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DWORD attribs;
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BOOL isDir = FALSE;
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/*
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* Validate the source, expanding to full path ensuring it exists
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*/
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if (GetFullPathName(supplieddestination, MAX_PATH, actualdestination, NULL) == 0) {
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WINE_FIXME("Unexpected failure expanding source path (%d)\n", GetLastError());
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return RC_INITERROR;
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}
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/* Destination is either a directory or a file */
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attribs = GetFileAttributes(actualdestination);
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if (attribs == INVALID_FILE_ATTRIBUTES) {
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/* If /I supplied and wildcard copy, assume directory */
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if (flags & OPT_ASSUMEDIR &&
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(wcschr(srcspec, '?') || wcschr(srcspec, '*'))) {
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isDir = TRUE;
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} else {
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DWORD count;
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char answer[10] = "";
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while (answer[0] != 'F' && answer[0] != 'D') {
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printf("Is %S a filename or directory\n"
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"on the target?\n"
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"(F - File, D - Directory)\n", supplieddestination);
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ReadFile(GetStdHandle(STD_INPUT_HANDLE), answer, sizeof(answer), &count, NULL);
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WINE_TRACE("User answer %c\n", answer[0]);
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answer[0] = toupper(answer[0]);
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}
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if (answer[0] == 'D') {
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isDir = TRUE;
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} else {
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isDir = FALSE;
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}
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}
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} else {
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isDir = (attribs & FILE_ATTRIBUTE_DIRECTORY);
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}
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if (isDir) {
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lstrcpyW(stem, actualdestination);
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*spec = 0x00;
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/* Ensure ends with a '\' */
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if (stem[lstrlenW(stem)-1] != '\\') {
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lstrcatW(stem, wchr_slash);
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}
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} else {
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WCHAR drive[MAX_PATH];
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WCHAR dir[MAX_PATH];
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WCHAR fname[MAX_PATH];
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WCHAR ext[MAX_PATH];
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_wsplitpath(actualdestination, drive, dir, fname, ext);
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lstrcpyW(stem, drive);
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lstrcatW(stem, dir);
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lstrcpyW(spec, fname);
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lstrcatW(spec, ext);
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}
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return RC_OK;
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}
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/* =========================================================================
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XCOPY_DoCopy - Recursive function to copy files based on input parms
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of a stem and a spec
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This works by using FindFirstFile supplying the source stem and spec.
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If results are found, any non-directory ones are processed
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Then, if /S or /E is supplied, another search is made just for
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directories, and this function is called again for that directory
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========================================================================= */
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static int XCOPY_DoCopy(WCHAR *srcstem, WCHAR *srcspec,
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WCHAR *deststem, WCHAR *destspec,
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DWORD flags)
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{
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WIN32_FIND_DATA *finddata;
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HANDLE h;
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BOOL findres = TRUE;
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WCHAR *inputpath, *outputpath;
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BOOL copiedFile = FALSE;
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/* Allocate some working memory on heap to minimize footprint */
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finddata = HeapAlloc(GetProcessHeap(), 0, sizeof(WIN32_FIND_DATA));
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inputpath = HeapAlloc(GetProcessHeap(), 0, MAX_PATH * sizeof(WCHAR));
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outputpath = HeapAlloc(GetProcessHeap(), 0, MAX_PATH * sizeof(WCHAR));
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/* Build the search info into a single parm */
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lstrcpyW(inputpath, srcstem);
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lstrcatW(inputpath, srcspec);
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/* Search 1 - Look for matching files */
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h = FindFirstFile(inputpath, finddata);
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while (h != INVALID_HANDLE_VALUE && findres) {
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/* Ignore . and .. */
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if (lstrcmpW(finddata->cFileName, wchr_dot)==0 ||
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lstrcmpW(finddata->cFileName, wchr_dotdot)==0 ||
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|
|
finddata->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
|
||
|
|
|
||
|
|
WINE_TRACE("Skipping directory, . or .. (%s)\n", wine_dbgstr_w(finddata->cFileName));
|
||
|
|
} else {
|
||
|
|
|
||
|
|
/* Get the filename information */
|
||
|
|
lstrcpyW(copyFrom, srcstem);
|
||
|
|
lstrcatW(copyFrom, finddata->cFileName);
|
||
|
|
|
||
|
|
lstrcpyW(copyTo, deststem);
|
||
|
|
if (*destspec == 0x00) {
|
||
|
|
lstrcatW(copyTo, finddata->cFileName);
|
||
|
|
} else {
|
||
|
|
lstrcatW(copyTo, destspec);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Do the copy */
|
||
|
|
WINE_TRACE("ACTION: Copy '%s' -> '%s'\n", wine_dbgstr_w(copyFrom),
|
||
|
|
wine_dbgstr_w(copyTo));
|
||
|
|
if (!copiedFile && !(flags & OPT_SIMULATE)) XCOPY_CreateDirectory(deststem);
|
||
|
|
|
||
|
|
/* Output a status message */
|
||
|
|
if (flags & OPT_QUIET) {
|
||
|
|
/* Skip message */
|
||
|
|
} else if (flags & OPT_FULL) {
|
||
|
|
printf("%S -> %S\n", copyFrom, copyTo);
|
||
|
|
} else {
|
||
|
|
printf("%S\n", copyFrom);
|
||
|
|
}
|
||
|
|
|
||
|
|
copiedFile = TRUE;
|
||
|
|
if (flags & OPT_SIMULATE) {
|
||
|
|
/* Skip copy as just simulating */
|
||
|
|
} else if (CopyFile(copyFrom, copyTo, TRUE) == 0) {
|
||
|
|
printf("Copying of '%S' to '%S' failed with r/c %d\n",
|
||
|
|
copyFrom, copyTo, GetLastError());
|
||
|
|
}
|
||
|
|
filesCopied++;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Find next file */
|
||
|
|
findres = FindNextFile(h, finddata);
|
||
|
|
}
|
||
|
|
FindClose(h);
|
||
|
|
|
||
|
|
/* Search 2 - do subdirs */
|
||
|
|
if (flags & OPT_RECURSIVE) {
|
||
|
|
lstrcpyW(inputpath, srcstem);
|
||
|
|
lstrcatW(inputpath, wchr_star);
|
||
|
|
findres = TRUE;
|
||
|
|
WINE_TRACE("Processing subdirs with spec: %s\n", wine_dbgstr_w(inputpath));
|
||
|
|
|
||
|
|
h = FindFirstFile(inputpath, finddata);
|
||
|
|
while (h != INVALID_HANDLE_VALUE && findres) {
|
||
|
|
|
||
|
|
/* Only looking for dirs */
|
||
|
|
if ((finddata->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) &&
|
||
|
|
(lstrcmpW(finddata->cFileName, wchr_dot) != 0) &&
|
||
|
|
(lstrcmpW(finddata->cFileName, wchr_dotdot) != 0)) {
|
||
|
|
|
||
|
|
WINE_TRACE("Handling subdir: %s\n", wine_dbgstr_w(finddata->cFileName));
|
||
|
|
|
||
|
|
/* Make up recursive information */
|
||
|
|
lstrcpyW(inputpath, srcstem);
|
||
|
|
lstrcatW(inputpath, finddata->cFileName);
|
||
|
|
lstrcatW(inputpath, wchr_slash);
|
||
|
|
|
||
|
|
lstrcpyW(outputpath, deststem);
|
||
|
|
if (*destspec == 0x00) {
|
||
|
|
lstrcatW(outputpath, finddata->cFileName);
|
||
|
|
|
||
|
|
/* If /E is supplied, create the directory now */
|
||
|
|
if ((flags & OPT_EMPTYDIR) &&
|
||
|
|
!(flags & OPT_SIMULATE))
|
||
|
|
XCOPY_CreateDirectory(outputpath);
|
||
|
|
|
||
|
|
lstrcatW(outputpath, wchr_slash);
|
||
|
|
}
|
||
|
|
|
||
|
|
XCOPY_DoCopy(inputpath, srcspec, outputpath, destspec, flags);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Find next one */
|
||
|
|
findres = FindNextFile(h, finddata);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* free up memory */
|
||
|
|
HeapFree(GetProcessHeap(), 0, finddata);
|
||
|
|
HeapFree(GetProcessHeap(), 0, inputpath);
|
||
|
|
HeapFree(GetProcessHeap(), 0, outputpath);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
/* =========================================================================
|
||
|
|
* Routine copied from cmd.exe md command -
|
||
|
|
* This works recursivly. so creating dir1\dir2\dir3 will create dir1 and
|
||
|
|
* dir2 if they do not already exist.
|
||
|
|
* ========================================================================= */
|
||
|
|
static BOOL XCOPY_CreateDirectory(const WCHAR* path)
|
||
|
|
{
|
||
|
|
int len;
|
||
|
|
WCHAR *new_path;
|
||
|
|
BOOL ret = TRUE;
|
||
|
|
|
||
|
|
new_path = HeapAlloc(GetProcessHeap(),0, sizeof(WCHAR) * (lstrlenW(path)+1));
|
||
|
|
lstrcpyW(new_path,path);
|
||
|
|
|
||
|
|
while ((len = lstrlenW(new_path)) && new_path[len - 1] == '\\')
|
||
|
|
new_path[len - 1] = 0;
|
||
|
|
|
||
|
|
while (!CreateDirectory(new_path,NULL))
|
||
|
|
{
|
||
|
|
WCHAR *slash;
|
||
|
|
DWORD last_error = GetLastError();
|
||
|
|
if (last_error == ERROR_ALREADY_EXISTS)
|
||
|
|
break;
|
||
|
|
|
||
|
|
if (last_error != ERROR_PATH_NOT_FOUND)
|
||
|
|
{
|
||
|
|
ret = FALSE;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!(slash = wcsrchr(new_path,'\\')) && ! (slash = wcsrchr(new_path,'/')))
|
||
|
|
{
|
||
|
|
ret = FALSE;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
len = slash - new_path;
|
||
|
|
new_path[len] = 0;
|
||
|
|
if (!XCOPY_CreateDirectory(new_path))
|
||
|
|
{
|
||
|
|
ret = FALSE;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
new_path[len] = '\\';
|
||
|
|
}
|
||
|
|
HeapFree(GetProcessHeap(),0,new_path);
|
||
|
|
return ret;
|
||
|
|
}
|