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301 lines
8 KiB
C
301 lines
8 KiB
C
/*
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* WCMD - Wine-compatible command line interface - Directory functions.
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*
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* (C) 1999 D A Pickles
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*
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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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/*
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* FIXME:
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* - 32-bit limit on individual file sizes (directories and free space are 64-bit)
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* - DIR /S fails if the starting directory is not the current default.
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*/
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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 (__int64 n);
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char * WCMD_filesize32 (int n);
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char * WCMD_strrev (char *buff);
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extern HANDLE STDin, STDout;
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extern char nyi[];
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extern char newline[];
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extern char version_string[];
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extern char anykey[];
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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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int file_total, dir_total, line_count, page_mode, recurse;
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__int64 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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* FIXME: /S switch only works for the current directory
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*
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*/
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void WCMD_directory () {
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char path[MAX_PATH], drive[8];
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int status;
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__int64 free_space;
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DWORD spc, bps, fc, capacity;
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line_count = 5;
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page_mode = (strstr(quals, "/P") != NULL);
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recurse = (strstr(quals, "/S") != NULL);
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if (param1[0] == '\0') strcpy (param1, ".");
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GetFullPathName (param1, sizeof(path), path, NULL);
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lstrcpyn (drive, path, 3);
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status = WCMD_volume (0, drive);
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if (!status) {
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return;
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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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GetDiskFreeSpace (drive, &spc, &bps, &fc, &capacity);
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free_space = bps * spc * fc;
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WCMD_output (" %18s bytes free\n\n", WCMD_filesize64 (free_space));
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if (recurse) {
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WCMD_output ("Total files listed:\n%8d files%25s bytes\n%8d directories\n\n",
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file_total, WCMD_filesize64 (byte_total), dir_total);
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}
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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: Assumes individual files are less than 2**32 bytes.
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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 mem_err[] = "Memory Allocation Error";
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char *p;
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DWORD count;
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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;
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__int64 byte_count;
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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 = 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 != -1) && (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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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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WCMD_output ("File Not Found\n");
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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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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 (mem_err);
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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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qsort (fd, entry_count, sizeof(WIN32_FIND_DATA), WCMD_dir_sort);
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if (level != 0) WCMD_output ("\n\n");
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WCMD_output ("Directory of %s\n\n", search_path);
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if (page_mode) {
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line_count += 2;
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if (line_count > 23) {
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line_count = 0;
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WCMD_output (anykey);
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ReadFile (STDin, string, sizeof(string), &count, NULL);
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}
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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 ((fd+i)->dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) {
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dir_count++;
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WCMD_output ("%8s %8s <DIR> %s\n",
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datestring, timestring, (fd+i)->cFileName);
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}
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else {
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file_count++;
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byte_count += (fd+i)->nFileSizeLow;
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WCMD_output ("%8s %8s %10s %s\n",
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datestring, timestring,
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WCMD_filesize32((fd+i)->nFileSizeLow), (fd+i)->cFileName);
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}
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if (page_mode) {
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if (++line_count > 23) {
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line_count = 0;
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WCMD_output (anykey);
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ReadFile (STDin, string, sizeof(string), &count, NULL);
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}
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}
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}
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if (file_count == 1) {
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WCMD_output (" 1 file %25s bytes\n", WCMD_filesize64 (byte_count));
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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));
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}
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if (page_mode) {
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if (++line_count > 23) {
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line_count = 0;
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WCMD_output (anykey);
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ReadFile (STDin, string, sizeof(string), &count, NULL);
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}
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}
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byte_total = byte_total + byte_count;
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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 (dir_count == 1) WCMD_output ("1 directory ");
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else WCMD_output ("%8d directories", dir_count);
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if (page_mode) {
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if (++line_count > 23) {
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line_count = 0;
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WCMD_output (anykey);
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ReadFile (STDin, string, sizeof(string), &count, NULL);
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}
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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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// GetFullPathName ((fd+i)->cFileName, sizeof(string), string, NULL);
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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 (__int64 n) {
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__int64 q;
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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_filesize32
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*
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* Convert a 32-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_filesize32 (int n) {
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int r, i;
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char *p, *q;
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static char buff1[16], buff2[16];
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wsprintf (buff1, "%i", n);
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r = lstrlen (buff1);
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WCMD_strrev (buff1);
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p = buff1;
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q = buff2;
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for (i=0; i<r; i++) {
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if ((i-2)%3 == 1) *q++ = ',';
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*q++ = *p++;
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}
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*q = '\0';
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WCMD_strrev (buff2);
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return buff2;
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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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return (lstrcmpi(((WIN32_FIND_DATA *)a)->cFileName,
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((WIN32_FIND_DATA *)b)->cFileName));
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}
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