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371 lines
10 KiB
C
371 lines
10 KiB
C
/*
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* WCMD - Wine-compatible command line interface - Directory functions.
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*
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* Copyright (C) 1999 D A Pickles
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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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* On entry, global variables quals, param1, param2 contain
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* the qualifiers (uppercased and concatenated) and parameters entered, with
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* environment-variable and batch parameter substitution already done.
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*/
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#define WIN32_LEAN_AND_MEAN
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#include "wcmd.h"
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int WCMD_dir_sort (const void *a, const void *b);
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void WCMD_list_directory (char *path, int level);
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char * WCMD_filesize64 (ULONGLONG free);
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char * WCMD_strrev (char *buff);
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extern int echo_mode;
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extern char quals[MAX_PATH], param1[MAX_PATH], param2[MAX_PATH];
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extern DWORD errorlevel;
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static int file_total, dir_total, recurse, wide, bare, max_width;
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static ULONGLONG byte_total;
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/*****************************************************************************
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* WCMD_directory
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*
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* List a file directory.
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*
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*/
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void WCMD_directory (void) {
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char path[MAX_PATH], drive[8];
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int status, paged_mode;
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ULARGE_INTEGER avail, total, free;
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CONSOLE_SCREEN_BUFFER_INFO consoleInfo;
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byte_total = 0;
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file_total = dir_total = 0;
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/* Handle args */
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paged_mode = (strstr(quals, "/P") != NULL);
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recurse = (strstr(quals, "/S") != NULL);
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wide = (strstr(quals, "/W") != NULL);
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bare = (strstr(quals, "/B") != NULL);
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/* Handle conflicting args and initialization */
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if (bare) wide = FALSE;
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if (wide) {
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if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &consoleInfo))
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max_width = consoleInfo.dwSize.X;
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else
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max_width = 80;
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}
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if (paged_mode) {
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WCMD_enter_paged_mode();
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}
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if (param1[0] == '\0') strcpy (param1, ".");
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status = GetFullPathName (param1, sizeof(path), path, NULL);
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if (!status) {
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WCMD_print_error();
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if (paged_mode) WCMD_leave_paged_mode();
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return;
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}
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lstrcpyn (drive, path, 3);
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if (!bare) {
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status = WCMD_volume (0, drive);
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if (!status) {
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if (paged_mode) WCMD_leave_paged_mode();
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return;
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}
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}
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WCMD_list_directory (path, 0);
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lstrcpyn (drive, path, 4);
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GetDiskFreeSpaceEx (drive, &avail, &total, &free);
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if (!bare) {
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if (recurse) {
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WCMD_output ("\n\n Total files listed:\n%8d files%25s bytes\n",
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file_total, WCMD_filesize64 (byte_total));
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WCMD_output ("%8d directories %18s bytes free\n\n",
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dir_total, WCMD_filesize64 (free.QuadPart));
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} else {
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WCMD_output (" %18s bytes free\n\n", WCMD_filesize64 (free.QuadPart));
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}
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}
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if (paged_mode) WCMD_leave_paged_mode();
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}
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/*****************************************************************************
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* WCMD_list_directory
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*
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* List a single file directory. This function (and those below it) can be called
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* recursively when the /S switch is used.
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*
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* FIXME: Entries sorted by name only. Should we support DIRCMD??
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* FIXME: Assumes 24-line display for the /P qualifier.
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* FIXME: Other command qualifiers not supported.
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* FIXME: DIR /S FILENAME fails if at least one matching file is not found in the top level.
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*/
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void WCMD_list_directory (char *search_path, int level) {
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char string[1024], datestring[32], timestring[32];
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char *p;
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char real_path[MAX_PATH];
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WIN32_FIND_DATA *fd;
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FILETIME ft;
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SYSTEMTIME st;
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HANDLE hff;
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int status, dir_count, file_count, entry_count, i, widest, cur_width, tmp_width;
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ULARGE_INTEGER byte_count, file_size;
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dir_count = 0;
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file_count = 0;
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entry_count = 0;
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byte_count.QuadPart = 0;
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widest = 0;
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cur_width = 0;
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/*
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* If the path supplied does not include a wildcard, and the endpoint of the
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* path references a directory, we need to list the *contents* of that
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* directory not the directory file itself.
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*/
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if ((strchr(search_path, '*') == NULL) && (strchr(search_path, '%') == NULL)) {
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status = GetFileAttributes (search_path);
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if ((status != INVALID_FILE_ATTRIBUTES) && (status & FILE_ATTRIBUTE_DIRECTORY)) {
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if (search_path[strlen(search_path)-1] == '\\') {
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strcat (search_path, "*");
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}
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else {
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strcat (search_path, "\\*");
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}
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}
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}
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/* Work out the actual current directory name */
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p = strrchr (search_path, '\\');
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memset(real_path, 0x00, sizeof(real_path));
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lstrcpyn (real_path, search_path, (p-search_path+2));
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/* Load all files into an in memory structure */
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fd = malloc (sizeof(WIN32_FIND_DATA));
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hff = FindFirstFile (search_path, fd);
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if (hff == INVALID_HANDLE_VALUE) {
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SetLastError (ERROR_FILE_NOT_FOUND);
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WCMD_print_error ();
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free (fd);
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return;
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}
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do {
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entry_count++;
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/* Keep running track of longest filename for wide output */
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if (wide) {
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int tmpLen = strlen((fd+(entry_count-1))->cFileName) + 3;
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if ((fd+(entry_count-1))->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) tmpLen = tmpLen + 2;
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if (tmpLen > widest) widest = tmpLen;
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}
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fd = realloc (fd, (entry_count+1)*sizeof(WIN32_FIND_DATA));
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if (fd == NULL) {
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FindClose (hff);
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WCMD_output ("Memory Allocation Error");
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return;
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}
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} while (FindNextFile(hff, (fd+entry_count)) != 0);
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FindClose (hff);
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/* Sort the list of files */
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qsort (fd, entry_count, sizeof(WIN32_FIND_DATA), WCMD_dir_sort);
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/* Output the results */
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if (!bare) {
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if (level != 0) WCMD_output ("\n\n");
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WCMD_output ("Directory of %s\n\n", real_path);
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}
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for (i=0; i<entry_count; i++) {
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FileTimeToLocalFileTime (&(fd+i)->ftLastWriteTime, &ft);
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FileTimeToSystemTime (&ft, &st);
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GetDateFormat (0, DATE_SHORTDATE, &st, NULL, datestring,
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sizeof(datestring));
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GetTimeFormat (0, TIME_NOSECONDS, &st,
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NULL, timestring, sizeof(timestring));
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if (wide) {
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tmp_width = cur_width;
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if ((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
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WCMD_output ("[%s]", (fd+i)->cFileName);
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dir_count++;
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tmp_width = tmp_width + strlen((fd+i)->cFileName) + 2;
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} else {
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WCMD_output ("%s", (fd+i)->cFileName);
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tmp_width = tmp_width + strlen((fd+i)->cFileName) ;
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file_count++;
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#ifndef NONAMELESSSTRUCT
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file_size.LowPart = (fd+i)->nFileSizeLow;
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file_size.HighPart = (fd+i)->nFileSizeHigh;
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#else
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file_size.u.LowPart = (fd+i)->nFileSizeLow;
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file_size.u.HighPart = (fd+i)->nFileSizeHigh;
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#endif
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byte_count.QuadPart += file_size.QuadPart;
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}
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cur_width = cur_width + widest;
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if ((cur_width + widest) > max_width) {
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WCMD_output ("\n");
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cur_width = 0;
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} else {
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WCMD_output ("%*.s", (tmp_width - cur_width) ,"");
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}
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} else if ((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
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dir_count++;
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if (!bare) {
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WCMD_output ("%10s %8s <DIR> %s\n",
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datestring, timestring, (fd+i)->cFileName);
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} else {
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if (!((strcmp((fd+i)->cFileName, ".") == 0) ||
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(strcmp((fd+i)->cFileName, "..") == 0))) {
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WCMD_output ("%s%s\n", recurse?real_path:"", (fd+i)->cFileName);
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}
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}
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}
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else {
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file_count++;
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#ifndef NONAMELESSSTRUCT
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file_size.LowPart = (fd+i)->nFileSizeLow;
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file_size.HighPart = (fd+i)->nFileSizeHigh;
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#else
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file_size.u.LowPart = (fd+i)->nFileSizeLow;
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file_size.u.HighPart = (fd+i)->nFileSizeHigh;
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#endif
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byte_count.QuadPart += file_size.QuadPart;
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if (!bare) {
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WCMD_output ("%10s %8s %10s %s\n",
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datestring, timestring,
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WCMD_filesize64(file_size.QuadPart), (fd+i)->cFileName);
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} else {
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WCMD_output ("%s%s\n", recurse?real_path:"", (fd+i)->cFileName);
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}
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}
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}
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if (wide && cur_width>0) {
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WCMD_output ("\n");
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}
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if (!bare) {
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if (file_count == 1) {
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WCMD_output (" 1 file %25s bytes\n", WCMD_filesize64 (byte_count.QuadPart));
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}
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else {
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WCMD_output ("%8d files %24s bytes\n", file_count, WCMD_filesize64 (byte_count.QuadPart));
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}
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}
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byte_total = byte_total + byte_count.QuadPart;
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file_total = file_total + file_count;
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dir_total = dir_total + dir_count;
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if (!bare) {
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if (dir_count == 1) WCMD_output ("1 directory ");
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else WCMD_output ("%8d directories", dir_count);
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}
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for (i=0; i<entry_count; i++) {
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if ((recurse) &&
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((fd+i)->cFileName[0] != '.') &&
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((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) {
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#if 0
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GetFullPathName ((fd+i)->cFileName, sizeof(string), string, NULL);
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#endif
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p = strrchr (search_path, '\\');
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lstrcpyn (string, search_path, (p-search_path+2));
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lstrcat (string, (fd+i)->cFileName);
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lstrcat (string, p);
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WCMD_list_directory (string, 1);
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}
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}
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free (fd);
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return;
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}
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/*****************************************************************************
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* WCMD_filesize64
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*
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* Convert a 64-bit number into a character string, with commas every three digits.
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* Result is returned in a static string overwritten with each call.
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* FIXME: There must be a better algorithm!
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*/
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char * WCMD_filesize64 (ULONGLONG n) {
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ULONGLONG q;
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unsigned int r, i;
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char *p;
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static char buff[32];
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p = buff;
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i = -3;
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do {
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if ((++i)%3 == 1) *p++ = ',';
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q = n / 10;
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r = n - (q * 10);
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*p++ = r + '0';
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*p = '\0';
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n = q;
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} while (n != 0);
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WCMD_strrev (buff);
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return buff;
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}
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/*****************************************************************************
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* WCMD_strrev
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*
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* Reverse a character string in-place (strrev() is not available under unixen :-( ).
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*/
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char * WCMD_strrev (char *buff) {
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int r, i;
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char b;
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r = lstrlen (buff);
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for (i=0; i<r/2; i++) {
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b = buff[i];
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buff[i] = buff[r-i-1];
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buff[r-i-1] = b;
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}
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return (buff);
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}
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int WCMD_dir_sort (const void *a, const void *b)
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{
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return (lstrcmpi(((const WIN32_FIND_DATA *)a)->cFileName,
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((const WIN32_FIND_DATA *)b)->cFileName));
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}
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