[greatlrd] 16215: Brandon Turner <turnerb7@msu.edu> Added exclusive deletion "del * -abc.txt -text*.txt"
Brandon Turner turnerb7@msu.edu Added exclusive deletion "del * -abc.txt -text*.txt" Modified: trunk/reactos/subsys/system/cmd/del.c Modified: trunk/reactos/subsys/system/cmd/wishlist.txt _____
Modified: trunk/reactos/subsys/system/cmd/del.c --- trunk/reactos/subsys/system/cmd/del.c 2005-06-22 05:04:02 UTC (rev 16214) +++ trunk/reactos/subsys/system/cmd/del.c 2005-06-22 17:39:10 UTC (rev 16215) @@ -32,6 +32,9 @@
* * 28-Jan-2004 (Michael Fritscher michael@fritscher.net) * Added prompt ("/P"), yes ("/Y") and wipe("/W") option. + * + * 22-Jun-2005 (Brandon Turner turnerb7@msu.edu) + * Added exclusive deletion "del * -abc.txt -text*.txt" */
#include "precomp.h" @@ -60,6 +63,10 @@ static BOOL RemoveFile (LPTSTR lpFileName, DWORD dwFlags) { + /*This function is called by CommandDelete and + does the actual process of deleting the single + file*/ + if (dwFlags & DEL_WIPE) {
@@ -92,26 +99,38 @@ ConOutPrintf (_T("100%% %s\n"),szMsg); CloseHandle (file); } - return DeleteFile (lpFileName); }
INT CommandDelete (LPTSTR cmd, LPTSTR param) { + /*cmd is the command that was given, in this case it will always be "del" or "delete" + param is whatever is given after the command*/ + TCHAR szMsg[RC_STRING_MAX_SIZE]; TCHAR szFullPath[MAX_PATH]; LPTSTR pFilePart; LPTSTR *arg = NULL; + TCHAR exfileName[MAX_PATH]; + TCHAR * szFileName; INT args; INT i; + INT ii; INT res; INT nEvalArgs = 0; /* nunber of evaluated arguments */ DWORD dwFlags = 0; DWORD dwFiles = 0; HANDLE hFile; + HANDLE hFileExcl; WIN32_FIND_DATA f; + WIN32_FIND_DATA f2; LONG ch; + BOOL bExclusion; + + /*checks the first two chars of param to see if it is /? + this however allows the following command to not show help + "del frog.txt /?" */
if (!_tcsncmp (param, _T("/?"), 2)) { @@ -128,6 +147,7 @@ { if (*arg[i] == _T('/')) { + /*found a command, but check to make sure it has something after it*/ if (_tcslen (arg[i]) >= 2) { ch = _totupper (arg[i][1]); @@ -169,7 +189,8 @@ } }
- /* there are only options on the command line --> error!!! */ + /* there are only options on the command line --> error!!! + there is the same number of args as there is flags, so none of the args were filenames*/ if (args == nEvalArgs) { error_req_param_missing (); @@ -187,6 +208,9 @@ if (!_tcscmp (arg[i], _T("*")) || !_tcscmp (arg[i], _T("*.*"))) { + /*well, the user wants to delete everything but if they didnt yes DEL_YES, DEL_QUIET, or DEL_PROMPT + then we are going to want to make sure that in fact they want to do that. */ + if (!((dwFlags & DEL_YES) || (dwFlags & DEL_QUIET) || (dwFlags & DEL_PROMPT))) { LoadString( CMD_ModuleHandle, STRING_DEL_HELP2, szMsg, RC_STRING_MAX_SIZE); @@ -196,8 +220,9 @@ break; } } - - if (*arg[i] != _T('/')) + + /*this checks to see if it isnt a flag, if it isnt, we assume it is a file name*/ + if ((*arg[i] != _T('/')) && (*arg[i] != _T('-'))) { #ifdef _DEBUG ConErrPrintf (_T("File: %s\n"), arg[i]); @@ -209,7 +234,7 @@ #ifdef _DEBUG
ConErrPrintf(_T("Wildcards!\n\n")); #endif - + GetFullPathName (arg[i], MAX_PATH, szFullPath, @@ -230,12 +255,44 @@
do { + + + /*bExclusion is the check varible to see if it has a match + and it needs to be set to false before each loop, as it hasnt been matched yet*/ + bExclusion = 0; + + /*loop through each of the arguments*/ + for (ii = 0; ii < args; ii++) + { + /*check to see if it is a exclusion tag*/ + if(_tcschr (arg[ii], _T('-'))) + { + /*remove the - from the front to get the real name*/ + _tcscpy (exfileName , arg[ii]); + szFileName = strtok (exfileName,"-"); + GetFullPathName (szFileName, + MAX_PATH, + szFullPath, + &pFilePart); + hFileExcl = FindFirstFile (szFullPath, &f2); + do + { + /*check to see if the filenames match*/ + if(!_tcscmp (f.cFileName, f2.cFileName)) + bExclusion = 1; + } + while (FindNextFile (hFileExcl, &f2)); + } + } + + if(!bExclusion) + { /* ignore ".", ".." and directories */ if (!_tcscmp (f.cFileName, _T(".")) || !_tcscmp (f.cFileName, _T("..")) || f.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) continue; - + _tcscpy (pFilePart, f.cFileName);
#ifdef _DEBUG @@ -256,13 +313,14 @@
continue; //FIXME: Errorcode? } } - + + /*user cant ask it to be quiet and tell you what it did*/ if (!(dwFlags & DEL_QUIET) && !(dwFlags & DEL_TOTAL)) {
LoadString(CMD_ModuleHandle, STRING_DEL_ERROR7, szMsg, RC_STRING_MAX_SIZE);
ConErrPrintf(szMsg, szFullPath); } - + /* delete the file */ if (!(dwFlags & DEL_NOTHING)) { @@ -296,12 +354,14 @@ } } } + } } while (FindNextFile (hFile, &f)); FindClose (hFile); } else { + /* no wildcards in filespec */ #ifdef _DEBUG ConErrPrintf(_T("No Wildcards!\n")); @@ -395,7 +455,6 @@
ConOutPrintf(szMsg, dwFiles); } - return 0; }
_____
Modified: trunk/reactos/subsys/system/cmd/wishlist.txt --- trunk/reactos/subsys/system/cmd/wishlist.txt 2005-06-22 05:04:02 UTC (rev 16214) +++ trunk/reactos/subsys/system/cmd/wishlist.txt 2005-06-22 17:39:10 UTC (rev 16215) @@ -2,9 +2,6 @@
Wishlist for ReactOS CMD ~~~~~~~~~~~~~~~~~~~~~~~~
- - Exclusion wildcards: "del /r *.bak -abcd.bak" - Deletes ALL *.bak files EXCEPT abcd.bak. - - Progress indikator on long file operations (copy/move). Percentage at the right side of the filename.
-
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