diff options
Diffstat (limited to 'win/tclWinFile.c')
| -rw-r--r-- | win/tclWinFile.c | 956 |
1 files changed, 0 insertions, 956 deletions
diff --git a/win/tclWinFile.c b/win/tclWinFile.c deleted file mode 100644 index e7dce3f..0000000 --- a/win/tclWinFile.c +++ /dev/null @@ -1,956 +0,0 @@ -/* - * tclWinFile.c -- - * - * This file contains temporary wrappers around UNIX file handling - * functions. These wrappers map the UNIX functions to Win32 HANDLE-style - * files, which can be manipulated through the Win32 console redirection - * interfaces. - * - * Copyright (c) 1995-1998 Sun Microsystems, Inc. - * - * See the file "license.terms" for information on usage and redistribution - * of this file, and for a DISCLAIMER OF ALL WARRANTIES. - * - * RCS: @(#) $Id: tclWinFile.c,v 1.5 1999/04/16 00:48:08 stanton Exp $ - */ - -#include "tclWinInt.h" -#include <sys/stat.h> -#include <shlobj.h> -#include <lmaccess.h> /* For TclpGetUserHome(). */ - -static time_t ToCTime(FILETIME fileTime); - -typedef NET_API_STATUS NET_API_FUNCTION NETUSERGETINFOPROC - (LPWSTR servername, LPWSTR username, DWORD level, LPBYTE *bufptr); - -typedef NET_API_STATUS NET_API_FUNCTION NETAPIBUFFERFREEPROC - (LPVOID Buffer); - -typedef NET_API_STATUS NET_API_FUNCTION NETGETDCNAMEPROC - (LPWSTR servername, LPWSTR domainname, LPBYTE *bufptr); - - -/* - *--------------------------------------------------------------------------- - * - * TclpFindExecutable -- - * - * This procedure computes the absolute path name of the current - * application, given its argv[0] value. - * - * Results: - * A dirty UTF string that is the path to the executable. At this - * point we may not know the system encoding. Convert the native - * string value to UTF using the default encoding. The assumption - * is that we will still be able to parse the path given the path - * name contains ASCII string and '/' chars do not conflict with - * other UTF chars. - * - * Side effects: - * The variable tclNativeExecutableName gets filled in with the file - * name for the application, if we figured it out. If we couldn't - * figure it out, tclNativeExecutableName is set to NULL. - * - *--------------------------------------------------------------------------- - */ - -char * -TclpFindExecutable(argv0) - CONST char *argv0; /* The value of the application's argv[0] - * (native). */ -{ - Tcl_DString ds; - WCHAR wName[MAX_PATH]; - - if (argv0 == NULL) { - return NULL; - } - if (tclNativeExecutableName != NULL) { - return tclNativeExecutableName; - } - - /* - * Under Windows we ignore argv0, and return the path for the file used to - * create this process. - */ - - (*tclWinProcs->getModuleFileNameProc)(NULL, wName, MAX_PATH); - Tcl_WinTCharToUtf((TCHAR *) wName, -1, &ds); - - tclNativeExecutableName = ckalloc((unsigned) (Tcl_DStringLength(&ds) + 1)); - strcpy(tclNativeExecutableName, Tcl_DStringValue(&ds)); - Tcl_DStringFree(&ds); - - TclWinNoBackslash(tclNativeExecutableName); - return tclNativeExecutableName; -} - -/* - *---------------------------------------------------------------------- - * - * TclpMatchFiles -- - * - * This routine is used by the globbing code to search a - * directory for all files which match a given pattern. - * - * Results: - * If the tail argument is NULL, then the matching files are - * added to the the interp's result. Otherwise, TclDoGlob is called - * recursively for each matching subdirectory. The return value - * is a standard Tcl result indicating whether an error occurred - * in globbing. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- */ - -int -TclpMatchFiles(interp, separators, dirPtr, pattern, tail) - Tcl_Interp *interp; /* Interpreter to receive results. */ - char *separators; /* Directory separators to pass to TclDoGlob. */ - Tcl_DString *dirPtr; /* Contains path to directory to search. */ - char *pattern; /* Pattern to match against. */ - char *tail; /* Pointer to end of pattern. Tail must - * point to a location in pattern. Must not - * point to a static string. */ -{ - char drivePat[] = "?:\\"; - const char *message; - char *dir, *newPattern, *root; - int matchDotFiles; - int dirLength, result = TCL_OK; - Tcl_DString dirString, patternString; - DWORD attr, volFlags; - HANDLE handle; - WIN32_FIND_DATAT data; - BOOL found; - Tcl_DString ds; - TCHAR *nativeName; - - /* - * Convert the path to normalized form since some interfaces only - * accept backslashes. Also, ensure that the directory ends with a - * separator character. - */ - - dirLength = Tcl_DStringLength(dirPtr); - Tcl_DStringInit(&dirString); - if (dirLength == 0) { - Tcl_DStringAppend(&dirString, ".\\", 2); - } else { - char *p; - - Tcl_DStringAppend(&dirString, Tcl_DStringValue(dirPtr), - Tcl_DStringLength(dirPtr)); - for (p = Tcl_DStringValue(&dirString); *p != '\0'; p++) { - if (*p == '/') { - *p = '\\'; - } - } - p--; - if ((*p != '\\') && (*p != ':')) { - Tcl_DStringAppend(&dirString, "\\", 1); - } - } - dir = Tcl_DStringValue(&dirString); - - /* - * First verify that the specified path is actually a directory. - */ - - nativeName = Tcl_WinUtfToTChar(dir, Tcl_DStringLength(&dirString), &ds); - attr = (*tclWinProcs->getFileAttributesProc)(nativeName); - Tcl_DStringFree(&ds); - - if ((attr == 0xffffffff) || ((attr & FILE_ATTRIBUTE_DIRECTORY) == 0)) { - Tcl_DStringFree(&dirString); - return TCL_OK; - } - - /* - * Next check the volume information for the directory to see whether - * comparisons should be case sensitive or not. If the root is null, then - * we use the root of the current directory. If the root is just a drive - * specifier, we use the root directory of the given drive. - */ - - switch (Tcl_GetPathType(dir)) { - case TCL_PATH_RELATIVE: - found = GetVolumeInformationA(NULL, NULL, 0, NULL, NULL, - &volFlags, NULL, 0); - break; - case TCL_PATH_VOLUME_RELATIVE: - if (dir[0] == '\\') { - root = NULL; - } else { - root = drivePat; - *root = dir[0]; - } - found = GetVolumeInformationA(root, NULL, 0, NULL, NULL, - &volFlags, NULL, 0); - break; - case TCL_PATH_ABSOLUTE: - if (dir[1] == ':') { - root = drivePat; - *root = dir[0]; - found = GetVolumeInformationA(root, NULL, 0, NULL, NULL, - &volFlags, NULL, 0); - } else if (dir[1] == '\\') { - char *p; - - p = strchr(dir + 2, '\\'); - p = strchr(p + 1, '\\'); - p++; - nativeName = Tcl_WinUtfToTChar(dir, p - dir, &ds); - found = (*tclWinProcs->getVolumeInformationProc)(nativeName, - NULL, 0, NULL, NULL, &volFlags, NULL, 0); - Tcl_DStringFree(&ds); - } - break; - } - - if (found == 0) { - message = "couldn't read volume information for \""; - goto error; - } - - /* - * In Windows, although some volumes may support case sensitivity, Windows - * doesn't honor case. So in globbing we need to ignore the case - * of file names. - */ - - Tcl_DStringInit(&patternString); - newPattern = Tcl_DStringAppend(&patternString, pattern, tail - pattern); - if ((volFlags & FS_CASE_SENSITIVE) == 0) { - Tcl_UtfToLower(newPattern); - } - - /* - * We need to check all files in the directory, so append a *.* - * to the path. - */ - - dir = Tcl_DStringAppend(&dirString, "*.*", 3); - nativeName = Tcl_WinUtfToTChar(dir, -1, &ds); - handle = (*tclWinProcs->findFirstFileProc)(nativeName, &data); - Tcl_DStringFree(&ds); - - if (handle == INVALID_HANDLE_VALUE) { - message = "couldn't read directory \""; - goto error; - } - - /* - * Clean up the tail pointer. Leave the tail pointing to the - * first character after the path separator or NULL. - */ - - if (*tail == '\\') { - tail++; - } - if (*tail == '\0') { - tail = NULL; - } else { - tail++; - } - - /* - * Check to see if the pattern needs to compare with dot files. - */ - - if ((newPattern[0] == '.') - || ((pattern[0] == '\\') && (pattern[1] == '.'))) { - matchDotFiles = 1; - } else { - matchDotFiles = 0; - } - - /* - * Now iterate over all of the files in the directory. - */ - - for (found = 1; found != 0; - found = (*tclWinProcs->findNextFileProc)(handle, &data)) { - TCHAR *nativeMatchResult; - char *name; - - if (tclWinProcs->useWide) { - nativeName = (TCHAR *) data.w.cFileName; - } else { - nativeName = (TCHAR *) data.a.cFileName; - } - name = Tcl_WinTCharToUtf(nativeName, -1, &ds); - - /* - * Check to see if the file matches the pattern. We need to convert - * the file name to lower case for comparison purposes. Note that we - * are ignoring the case sensitivity flag because Windows doesn't honor - * case even if the volume is case sensitive. If the volume also - * doesn't preserve case, then we previously returned the lower case - * form of the name. This didn't seem quite right since there are - * non-case-preserving volumes that actually return mixed case. So now - * we are returning exactly what we get from the system. - */ - - Tcl_UtfToLower(name); - nativeMatchResult = NULL; - - if ((matchDotFiles == 0) && (name[0] == '.')) { - /* - * Ignore hidden files. - */ - } else if (Tcl_StringMatch(name, newPattern) != 0) { - nativeMatchResult = nativeName; - } - Tcl_DStringFree(&ds); - if (nativeMatchResult == NULL) { - continue; - } - - /* - * If the file matches, then we need to process the remainder of the - * path. If there are more characters to process, then ensure matching - * files are directories and call TclDoGlob. Otherwise, just add the - * file to the result. - */ - - name = Tcl_WinTCharToUtf(nativeMatchResult, -1, &ds); - Tcl_DStringAppend(dirPtr, name, -1); - Tcl_DStringFree(&ds); - - if (tail == NULL) { - Tcl_AppendElement(interp, Tcl_DStringValue(dirPtr)); - } else { - nativeName = Tcl_WinUtfToTChar(Tcl_DStringValue(dirPtr), - Tcl_DStringLength(dirPtr), &ds); - attr = (*tclWinProcs->getFileAttributesProc)(nativeName); - Tcl_DStringFree(&ds); - - if (attr & FILE_ATTRIBUTE_DIRECTORY) { - Tcl_DStringAppend(dirPtr, "/", 1); - result = TclDoGlob(interp, separators, dirPtr, tail); - if (result != TCL_OK) { - break; - } - } - } - Tcl_DStringSetLength(dirPtr, dirLength); - } - - FindClose(handle); - Tcl_DStringFree(&dirString); - Tcl_DStringFree(&patternString); - - return result; - - error: - Tcl_DStringFree(&dirString); - TclWinConvertError(GetLastError()); - Tcl_ResetResult(interp); - Tcl_AppendResult(interp, message, Tcl_DStringValue(dirPtr), "\": ", - Tcl_PosixError(interp), (char *) NULL); - return TCL_ERROR; -} - -/* - *---------------------------------------------------------------------- - * - * TclpGetUserHome -- - * - * This function takes the passed in user name and finds the - * corresponding home directory specified in the password file. - * - * Results: - * The result is a pointer to a string specifying the user's home - * directory, or NULL if the user's home directory could not be - * determined. Storage for the result string is allocated in - * bufferPtr; the caller must call Tcl_DStringFree() when the result - * is no longer needed. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -char * -TclpGetUserHome(name, bufferPtr) - CONST char *name; /* User name for desired home directory. */ - Tcl_DString *bufferPtr; /* Uninitialized or free DString filled - * with name of user's home directory. */ -{ - char *result; - HINSTANCE netapiInst; - - result = NULL; - - Tcl_DStringInit(bufferPtr); - - netapiInst = LoadLibraryA("netapi32.dll"); - if (netapiInst != NULL) { - NETAPIBUFFERFREEPROC *netApiBufferFreeProc; - NETGETDCNAMEPROC *netGetDCNameProc; - NETUSERGETINFOPROC *netUserGetInfoProc; - - netApiBufferFreeProc = (NETAPIBUFFERFREEPROC *) - GetProcAddress(netapiInst, "NetApiBufferFree"); - netGetDCNameProc = (NETGETDCNAMEPROC *) - GetProcAddress(netapiInst, "NetGetDCName"); - netUserGetInfoProc = (NETUSERGETINFOPROC *) - GetProcAddress(netapiInst, "NetUserGetInfo"); - if ((netUserGetInfoProc != NULL) && (netGetDCNameProc != NULL) - && (netApiBufferFreeProc != NULL)) { - USER_INFO_1 *uiPtr; - Tcl_DString ds; - int nameLen, badDomain; - char *domain; - WCHAR *wName, *wHomeDir, *wDomain; - WCHAR buf[MAX_PATH]; - - badDomain = 0; - nameLen = -1; - wDomain = NULL; - domain = strchr(name, '@'); - if (domain != NULL) { - Tcl_DStringInit(&ds); - wName = Tcl_UtfToUniCharDString(domain + 1, -1, &ds); - badDomain = (*netGetDCNameProc)(NULL, wName, - (LPBYTE *) &wDomain); - Tcl_DStringFree(&ds); - nameLen = domain - name; - } - if (badDomain == 0) { - Tcl_DStringInit(&ds); - wName = Tcl_UtfToUniCharDString(name, nameLen, &ds); - if ((*netUserGetInfoProc)(wDomain, wName, 1, - (LPBYTE *) &uiPtr) == 0) { - wHomeDir = uiPtr->usri1_home_dir; - if ((wHomeDir != NULL) && (wHomeDir[0] != L'\0')) { - Tcl_UniCharToUtfDString(wHomeDir, lstrlenW(wHomeDir), - bufferPtr); - } else { - /* - * User exists but has no home dir. Return - * "{Windows Drive}:/users/default". - */ - - GetWindowsDirectoryW(buf, MAX_PATH); - Tcl_UniCharToUtfDString(buf, 2, bufferPtr); - Tcl_DStringAppend(bufferPtr, "/users/default", -1); - } - result = Tcl_DStringValue(bufferPtr); - (*netApiBufferFreeProc)((void *) uiPtr); - } - Tcl_DStringFree(&ds); - } - if (wDomain != NULL) { - (*netApiBufferFreeProc)((void *) wDomain); - } - } - FreeLibrary(netapiInst); - } - if (result == NULL) { - /* - * Look in the "Password Lists" section of system.ini for the - * local user. There are also entries in that section that begin - * with a "*" character that are used by Windows for other - * purposes; ignore user names beginning with a "*". - */ - - char buf[MAX_PATH]; - - if (name[0] != '*') { - if (GetPrivateProfileStringA("Password Lists", name, "", buf, - MAX_PATH, "system.ini") > 0) { - /* - * User exists, but there is no such thing as a home - * directory in system.ini. Return "{Windows drive}:/". - */ - - GetWindowsDirectoryA(buf, MAX_PATH); - Tcl_DStringAppend(bufferPtr, buf, 3); - result = Tcl_DStringValue(bufferPtr); - } - } - } - - return result; -} - -/* - *--------------------------------------------------------------------------- - * - * TclpAccess -- - * - * This function replaces the library version of access(), fixing the - * following bugs: - * - * 1. access() returns that all files have execute permission. - * - * Results: - * See access documentation. - * - * Side effects: - * See access documentation. - * - *--------------------------------------------------------------------------- - */ - -int -TclpAccess( - CONST char *path, /* Path of file to access (UTF-8). */ - int mode) /* Permission setting. */ -{ - Tcl_DString ds; - TCHAR *nativePath; - DWORD attr; - - nativePath = Tcl_WinUtfToTChar(path, -1, &ds); - attr = (*tclWinProcs->getFileAttributesProc)(nativePath); - Tcl_DStringFree(&ds); - - if (attr == 0xffffffff) { - /* - * File doesn't exist. - */ - - TclWinConvertError(GetLastError()); - return -1; - } - - if ((mode & W_OK) && (attr & FILE_ATTRIBUTE_READONLY)) { - /* - * File is not writable. - */ - - Tcl_SetErrno(EACCES); - return -1; - } - - if (mode & X_OK) { - CONST char *p; - - if (attr & FILE_ATTRIBUTE_DIRECTORY) { - /* - * Directories are always executable. - */ - - return 0; - } - p = strrchr(path, '.'); - if (p != NULL) { - p++; - if ((stricmp(p, "exe") == 0) - || (stricmp(p, "com") == 0) - || (stricmp(p, "bat") == 0)) { - /* - * File that ends with .exe, .com, or .bat is executable. - */ - - return 0; - } - } - Tcl_SetErrno(EACCES); - return -1; - } - - return 0; -} - -/* - *---------------------------------------------------------------------- - * - * TclpChdir -- - * - * This function replaces the library version of chdir(). - * - * Results: - * See chdir() documentation. - * - * Side effects: - * See chdir() documentation. - * - *---------------------------------------------------------------------- - */ - -int -TclpChdir(path) - CONST char *path; /* Path to new working directory (UTF-8). */ -{ - int result; - Tcl_DString ds; - TCHAR *nativePath; - - nativePath = Tcl_WinUtfToTChar(path, -1, &ds); - result = (*tclWinProcs->setCurrentDirectoryProc)(nativePath); - Tcl_DStringFree(&ds); - - if (result == 0) { - TclWinConvertError(GetLastError()); - return -1; - } - return 0; -} - -/* - *---------------------------------------------------------------------- - * - * TclpGetCwd -- - * - * This function replaces the library version of getcwd(). - * - * Results: - * The result is a pointer to a string specifying the current - * directory, or NULL if the current directory could not be - * determined. If NULL is returned, an error message is left in the - * interp's result. Storage for the result string is allocated in - * bufferPtr; the caller must call Tcl_DStringFree() when the result - * is no longer needed. - * - * Side effects: - * None. - * - *---------------------------------------------------------------------- - */ - -char * -TclpGetCwd(interp, bufferPtr) - Tcl_Interp *interp; /* If non-NULL, used for error reporting. */ - Tcl_DString *bufferPtr; /* Uninitialized or free DString filled - * with name of current directory. */ -{ - WCHAR buffer[MAX_PATH]; - char *p; - - if ((*tclWinProcs->getCurrentDirectoryProc)(MAX_PATH, buffer) == 0) { - TclWinConvertError(GetLastError()); - if (interp != NULL) { - Tcl_AppendResult(interp, - "error getting working directory name: ", - Tcl_PosixError(interp), (char *) NULL); - } - return NULL; - } - - /* - * Watch for the wierd Windows c:\\UNC syntax. - */ - - if (tclWinProcs->useWide) { - WCHAR *native; - - native = (WCHAR *) buffer; - if ((native[0] != '\0') && (native[1] == ':') - && (native[2] == '\\') && (native[3] == '\\')) { - native += 2; - } - Tcl_WinTCharToUtf((TCHAR *) native, -1, bufferPtr); - } else { - char *native; - - native = (char *) buffer; - if ((native[0] != '\0') && (native[1] == ':') - && (native[2] == '\\') && (native[3] == '\\')) { - native += 2; - } - Tcl_WinTCharToUtf((TCHAR *) native, -1, bufferPtr); - } - - /* - * Convert to forward slashes for easier use in scripts. - */ - - for (p = Tcl_DStringValue(bufferPtr); *p != '\0'; p++) { - if (*p == '\\') { - *p = '/'; - } - } - return Tcl_DStringValue(bufferPtr); -} - -/* - *---------------------------------------------------------------------- - * - * TclpStat -- - * - * This function replaces the library version of stat(), fixing - * the following bugs: - * - * 1. stat("c:") returns an error. - * 2. Borland stat() return time in GMT instead of localtime. - * 3. stat("\\server\mount") would return error. - * 4. Accepts slashes or backslashes. - * 5. st_dev and st_rdev were wrong for UNC paths. - * - * Results: - * See stat documentation. - * - * Side effects: - * See stat documentation. - * - *---------------------------------------------------------------------- - */ - -int -TclpStat(path, statPtr) - CONST char *path; /* Path of file to stat (UTF-8). */ - struct stat *statPtr; /* Filled with results of stat call. */ -{ - Tcl_DString ds; - TCHAR *nativePath; - WIN32_FIND_DATAT data; - HANDLE handle; - DWORD attr; - WCHAR nativeFullPath[MAX_PATH]; - TCHAR *nativePart; - char *p, *fullPath; - int dev, mode; - - /* - * Eliminate file names containing wildcard characters, or subsequent - * call to FindFirstFile() will expand them, matching some other file. - */ - - if (strpbrk(path, "?*") != NULL) { - Tcl_SetErrno(ENOENT); - return -1; - } - - nativePath = Tcl_WinUtfToTChar(path, -1, &ds); - handle = (*tclWinProcs->findFirstFileProc)(nativePath, &data); - if (handle == INVALID_HANDLE_VALUE) { - /* - * FindFirstFile() doesn't work on root directories, so call - * GetFileAttributes() to see if the specified file exists. - */ - - attr = (*tclWinProcs->getFileAttributesProc)(nativePath); - if (attr == 0xffffffff) { - Tcl_DStringFree(&ds); - Tcl_SetErrno(ENOENT); - return -1; - } - - /* - * Make up some fake information for this file. It has the - * correct file attributes and a time of 0. - */ - - memset(&data, 0, sizeof(data)); - data.a.dwFileAttributes = attr; - } else { - FindClose(handle); - } - - (*tclWinProcs->getFullPathNameProc)(nativePath, MAX_PATH, nativeFullPath, - &nativePart); - - Tcl_DStringFree(&ds); - fullPath = Tcl_WinTCharToUtf((TCHAR *) nativeFullPath, -1, &ds); - - dev = -1; - if ((fullPath[0] == '\\') && (fullPath[1] == '\\')) { - char *p; - DWORD dw; - TCHAR *nativeVol; - Tcl_DString volString; - - p = strchr(fullPath + 2, '\\'); - p = strchr(p + 1, '\\'); - if (p == NULL) { - /* - * Add terminating backslash to fullpath or - * GetVolumeInformation() won't work. - */ - - fullPath = Tcl_DStringAppend(&ds, "\\", 1); - p = fullPath + Tcl_DStringLength(&ds); - } else { - p++; - } - nativeVol = Tcl_WinUtfToTChar(fullPath, p - fullPath, &volString); - dw = (DWORD) -1; - (*tclWinProcs->getVolumeInformationProc)(nativeVol, NULL, 0, &dw, - NULL, NULL, NULL, 0); - /* - * GetFullPathName() turns special devices like "NUL" into "\\.\NUL", - * but GetVolumeInformation() returns failure for "\\.\NUL". This - * will cause "NUL" to get a drive number of -1, which makes about - * as much sense as anything since the special devices don't live on - * any drive. - */ - - dev = dw; - Tcl_DStringFree(&volString); - } else if ((fullPath[0] != '\0') && (fullPath[1] == ':')) { - dev = Tcl_UniCharToLower(fullPath[0]) - 'a'; - } - Tcl_DStringFree(&ds); - - attr = data.a.dwFileAttributes; - mode = (attr & FILE_ATTRIBUTE_DIRECTORY) ? S_IFDIR | S_IEXEC : S_IFREG; - mode |= (attr & FILE_ATTRIBUTE_READONLY) ? S_IREAD : S_IREAD | S_IWRITE; - p = strrchr(path, '.'); - if (p != NULL) { - if ((lstrcmpiA(p, ".exe") == 0) - || (lstrcmpiA(p, ".com") == 0) - || (lstrcmpiA(p, ".bat") == 0) - || (lstrcmpiA(p, ".pif") == 0)) { - mode |= S_IEXEC; - } - } - - /* - * Propagate the S_IREAD, S_IWRITE, S_IEXEC bits to the group and - * other positions. - */ - - mode |= (mode & 0x0700) >> 3; - mode |= (mode & 0x0700) >> 6; - - statPtr->st_dev = (dev_t) dev; - statPtr->st_ino = 0; - statPtr->st_mode = (unsigned short) mode; - statPtr->st_nlink = 1; - statPtr->st_uid = 0; - statPtr->st_gid = 0; - statPtr->st_rdev = (dev_t) dev; - statPtr->st_size = data.a.nFileSizeLow; - statPtr->st_atime = ToCTime(data.a.ftLastAccessTime); - statPtr->st_mtime = ToCTime(data.a.ftLastWriteTime); - statPtr->st_ctime = ToCTime(data.a.ftCreationTime); - return 0; -} - -static time_t -ToCTime( - FILETIME fileTime) /* UTC Time to convert to local time_t. */ -{ - FILETIME localFileTime; - SYSTEMTIME systemTime; - struct tm tm; - - if (FileTimeToLocalFileTime(&fileTime, &localFileTime) == 0) { - return 0; - } - if (FileTimeToSystemTime(&localFileTime, &systemTime) == 0) { - return 0; - } - tm.tm_sec = systemTime.wSecond; - tm.tm_min = systemTime.wMinute; - tm.tm_hour = systemTime.wHour; - tm.tm_mday = systemTime.wDay; - tm.tm_mon = systemTime.wMonth - 1; - tm.tm_year = systemTime.wYear - 1900; - tm.tm_wday = 0; - tm.tm_yday = 0; - tm.tm_isdst = -1; - - return mktime(&tm); -} - -#if 0 - - /* - * Borland's stat doesn't take into account localtime. - */ - - if ((result == 0) && (buf->st_mtime != 0)) { - TIME_ZONE_INFORMATION tz; - int time, bias; - - time = GetTimeZoneInformation(&tz); - bias = tz.Bias; - if (time == TIME_ZONE_ID_DAYLIGHT) { - bias += tz.DaylightBias; - } - bias *= 60; - buf->st_atime -= bias; - buf->st_ctime -= bias; - buf->st_mtime -= bias; - } - -#endif - - -#if 0 -/* - *------------------------------------------------------------------------- - * - * TclWinResolveShortcut -- - * - * Resolve a potential Windows shortcut to get the actual file or - * directory in question. - * - * Results: - * Returns 1 if the shortcut could be resolved, or 0 if there was - * an error or if the filename was not a shortcut. - * If bufferPtr did hold the name of a shortcut, it is modified to - * hold the resolved target of the shortcut instead. - * - * Side effects: - * Loads and unloads OLE package to determine if filename refers to - * a shortcut. - * - *------------------------------------------------------------------------- - */ - -int -TclWinResolveShortcut(bufferPtr) - Tcl_DString *bufferPtr; /* Holds name of file to resolve. On - * return, holds resolved file name. */ -{ - HRESULT hres; - IShellLink *psl; - IPersistFile *ppf; - WIN32_FIND_DATA wfd; - WCHAR wpath[MAX_PATH]; - char *path, *ext; - char realFileName[MAX_PATH]; - - /* - * Windows system calls do not automatically resolve - * shortcuts like UNIX automatically will with symbolic links. - */ - - path = Tcl_DStringValue(bufferPtr); - ext = strrchr(path, '.'); - if ((ext == NULL) || (stricmp(ext, ".lnk") != 0)) { - return 0; - } - - CoInitialize(NULL); - path = Tcl_DStringValue(bufferPtr); - realFileName[0] = '\0'; - hres = CoCreateInstance(&CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER, - &IID_IShellLink, &psl); - if (SUCCEEDED(hres)) { - hres = psl->lpVtbl->QueryInterface(psl, &IID_IPersistFile, &ppf); - if (SUCCEEDED(hres)) { - MultiByteToWideChar(CP_ACP, 0, path, -1, wpath, sizeof(wpath)); - hres = ppf->lpVtbl->Load(ppf, wpath, STGM_READ); - if (SUCCEEDED(hres)) { - hres = psl->lpVtbl->Resolve(psl, NULL, - SLR_ANY_MATCH | SLR_NO_UI); - if (SUCCEEDED(hres)) { - hres = psl->lpVtbl->GetPath(psl, realFileName, MAX_PATH, - &wfd, 0); - } - } - ppf->lpVtbl->Release(ppf); - } - psl->lpVtbl->Release(psl); - } - CoUninitialize(); - - if (realFileName[0] != '\0') { - Tcl_DStringSetLength(bufferPtr, 0); - Tcl_DStringAppend(bufferPtr, realFileName, -1); - return 1; - } - return 0; -} -#endif |