| /* |
| * CMD - Wine-compatible command line interface - batch interface. |
| * |
| * Copyright (C) 1999 D A Pickles |
| * Copyright (C) 2007 J Edmeades |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "wcmd.h" |
| #include "wine/debug.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(cmd); |
| |
| extern int echo_mode; |
| extern WCHAR quals[MAX_PATH], param1[MAX_PATH], param2[MAX_PATH]; |
| extern BATCH_CONTEXT *context; |
| extern DWORD errorlevel; |
| |
| /**************************************************************************** |
| * WCMD_batch |
| * |
| * Open and execute a batch file. |
| * On entry *command includes the complete command line beginning with the name |
| * of the batch file (if a CALL command was entered the CALL has been removed). |
| * *file is the name of the file, which might not exist and may not have the |
| * .BAT suffix on. Called is 1 for a CALL, 0 otherwise. |
| * |
| * We need to handle recursion correctly, since one batch program might call another. |
| * So parameters for this batch file are held in a BATCH_CONTEXT structure. |
| * |
| * To support call within the same batch program, another input parameter is |
| * a label to goto once opened. |
| */ |
| |
| void WCMD_batch (WCHAR *file, WCHAR *command, int called, WCHAR *startLabel, HANDLE pgmHandle) { |
| |
| #define WCMD_BATCH_EXT_SIZE 5 |
| |
| HANDLE h = INVALID_HANDLE_VALUE; |
| WCHAR string[MAXSTRING]; |
| static const WCHAR extension_batch[][WCMD_BATCH_EXT_SIZE] = {{'.','b','a','t','\0'}, |
| {'.','c','m','d','\0'}}; |
| static const WCHAR extension_exe[WCMD_BATCH_EXT_SIZE] = {'.','e','x','e','\0'}; |
| unsigned int i; |
| BATCH_CONTEXT *prev_context; |
| |
| if (startLabel == NULL) { |
| for(i=0; (i<((sizeof(extension_batch) * sizeof(WCHAR))/WCMD_BATCH_EXT_SIZE)) && |
| (h == INVALID_HANDLE_VALUE); i++) { |
| strcpyW (string, file); |
| CharLower (string); |
| if (strstrW (string, extension_batch[i]) == NULL) strcatW (string, extension_batch[i]); |
| h = CreateFile (string, GENERIC_READ, FILE_SHARE_READ, |
| NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); |
| } |
| if (h == INVALID_HANDLE_VALUE) { |
| strcpyW (string, file); |
| CharLower (string); |
| if (strstrW (string, extension_exe) == NULL) strcatW (string, extension_exe); |
| if (GetFileAttributes (string) != INVALID_FILE_ATTRIBUTES) { |
| WCMD_run_program (command, 0); |
| } else { |
| SetLastError (ERROR_FILE_NOT_FOUND); |
| WCMD_print_error (); |
| } |
| return; |
| } |
| } else { |
| DuplicateHandle(GetCurrentProcess(), pgmHandle, |
| GetCurrentProcess(), &h, |
| 0, FALSE, DUPLICATE_SAME_ACCESS); |
| } |
| |
| /* |
| * Create a context structure for this batch file. |
| */ |
| |
| prev_context = context; |
| context = (BATCH_CONTEXT *)LocalAlloc (LMEM_FIXED, sizeof (BATCH_CONTEXT)); |
| context -> h = h; |
| context -> command = command; |
| memset(context -> shift_count, 0x00, sizeof(context -> shift_count)); |
| context -> prev_context = prev_context; |
| context -> skip_rest = FALSE; |
| |
| /* If processing a call :label, 'goto' the label in question */ |
| if (startLabel) { |
| strcpyW(param1, startLabel); |
| WCMD_goto(NULL); |
| } |
| |
| /* |
| * Work through the file line by line. Specific batch commands are processed here, |
| * the rest are handled by the main command processor. |
| */ |
| |
| while (context -> skip_rest == FALSE) { |
| CMD_LIST *toExecute = NULL; /* Commands left to be executed */ |
| if (WCMD_ReadAndParseLine(NULL, &toExecute, h) == NULL) |
| break; |
| WCMD_process_commands(toExecute, FALSE, NULL, NULL); |
| WCMD_free_commands(toExecute); |
| toExecute = NULL; |
| } |
| CloseHandle (h); |
| |
| /* |
| * If invoked by a CALL, we return to the context of our caller. Otherwise return |
| * to the caller's caller. |
| */ |
| |
| LocalFree ((HANDLE)context); |
| if ((prev_context != NULL) && (!called)) { |
| prev_context -> skip_rest = TRUE; |
| context = prev_context; |
| } |
| context = prev_context; |
| } |
| |
| /******************************************************************* |
| * WCMD_parameter - extract a parameter from a command line. |
| * |
| * Returns the 'n'th delimited parameter on the command line (zero-based). |
| * Parameter is in static storage overwritten on the next call. |
| * Parameters in quotes (and brackets) are handled. |
| * Also returns a pointer to the location of the parameter in the command line. |
| */ |
| |
| WCHAR *WCMD_parameter (WCHAR *s, int n, WCHAR **where) { |
| |
| int i = 0; |
| static WCHAR param[MAX_PATH]; |
| WCHAR *p; |
| |
| if (where != NULL) *where = NULL; |
| p = param; |
| while (TRUE) { |
| switch (*s) { |
| case ' ': /* Skip leading spaces */ |
| s++; |
| break; |
| case '"': |
| if (where != NULL && i==n) *where = s; |
| s++; |
| while ((*s != '\0') && (*s != '"')) { |
| *p++ = *s++; |
| } |
| if (i == n) { |
| *p = '\0'; |
| return param; |
| } |
| if (*s == '"') s++; |
| param[0] = '\0'; |
| i++; |
| p = param; |
| break; |
| /* The code to handle bracketed parms is removed because it should no longer |
| be necessary after the multiline support has been added and the for loop |
| set of data is now parseable individually. */ |
| case '\0': |
| return param; |
| default: |
| /* Only return where if it is for the right parameter */ |
| if (where != NULL && i==n) *where = s; |
| while ((*s != '\0') && (*s != ' ') && (*s != ',') && (*s != '=')) { |
| *p++ = *s++; |
| } |
| if (i == n && (p!=param)) { |
| *p = '\0'; |
| return param; |
| } |
| /* Skip double delimiters, eg. dir a.a,,,,,b.b */ |
| if (p != param) { |
| param[0] = '\0'; |
| i++; |
| } else { |
| s++; /* Skip delimter */ |
| } |
| p = param; |
| } |
| } |
| } |
| |
| /**************************************************************************** |
| * WCMD_fgets |
| * |
| * Get one line from a batch file. We can't use the native f* functions because |
| * of the filename syntax differences between DOS and Unix. Also need to lose |
| * the LF (or CRLF) from the line. |
| */ |
| |
| WCHAR *WCMD_fgets (WCHAR *s, int noChars, HANDLE h) { |
| |
| DWORD bytes; |
| BOOL status; |
| WCHAR *p; |
| |
| p = s; |
| do { |
| status = WCMD_ReadFile (h, s, 1, &bytes, NULL); |
| if ((status == 0) || ((bytes == 0) && (s == p))) return NULL; |
| if (*s == '\n') bytes = 0; |
| else if (*s != '\r') { |
| s++; |
| noChars--; |
| } |
| *s = '\0'; |
| } while ((bytes == 1) && (noChars > 1)); |
| return p; |
| } |
| |
| /* WCMD_splitpath - copied from winefile as no obvious way to use it otherwise */ |
| void WCMD_splitpath(const WCHAR* path, WCHAR* drv, WCHAR* dir, WCHAR* name, WCHAR* ext) |
| { |
| const WCHAR* end; /* end of processed string */ |
| const WCHAR* p; /* search pointer */ |
| const WCHAR* s; /* copy pointer */ |
| |
| /* extract drive name */ |
| if (path[0] && path[1]==':') { |
| if (drv) { |
| *drv++ = *path++; |
| *drv++ = *path++; |
| *drv = '\0'; |
| } |
| } else if (drv) |
| *drv = '\0'; |
| |
| /* search for end of string or stream separator */ |
| for(end=path; *end && *end!=':'; ) |
| end++; |
| |
| /* search for begin of file extension */ |
| for(p=end; p>path && *--p!='\\' && *p!='/'; ) |
| if (*p == '.') { |
| end = p; |
| break; |
| } |
| |
| if (ext) |
| for(s=end; (*ext=*s++); ) |
| ext++; |
| |
| /* search for end of directory name */ |
| for(p=end; p>path; ) |
| if (*--p=='\\' || *p=='/') { |
| p++; |
| break; |
| } |
| |
| if (name) { |
| for(s=p; s<end; ) |
| *name++ = *s++; |
| |
| *name = '\0'; |
| } |
| |
| if (dir) { |
| for(s=path; s<p; ) |
| *dir++ = *s++; |
| |
| *dir = '\0'; |
| } |
| } |
| |
| /**************************************************************************** |
| * WCMD_HandleTildaModifiers |
| * |
| * Handle the ~ modifiers when expanding %0-9 or (%a-z in for command) |
| * %~xxxxxV (V=0-9 or A-Z) |
| * Where xxxx is any combination of: |
| * ~ - Removes quotes |
| * f - Fully qualified path (assumes current dir if not drive\dir) |
| * d - drive letter |
| * p - path |
| * n - filename |
| * x - file extension |
| * s - path with shortnames |
| * a - attributes |
| * t - date/time |
| * z - size |
| * $ENVVAR: - Searches ENVVAR for (contents of V) and expands to fully |
| * qualified path |
| * |
| * To work out the length of the modifier: |
| * |
| * Note: In the case of %0-9 knowing the end of the modifier is easy, |
| * but in a for loop, the for end WCHARacter may also be a modifier |
| * eg. for %a in (c:\a.a) do echo XXX |
| * where XXX = %~a (just ~) |
| * %~aa (~ and attributes) |
| * %~aaxa (~, attributes and extension) |
| * BUT %~aax (~ and attributes followed by 'x') |
| * |
| * Hence search forwards until find an invalid modifier, and then |
| * backwards until find for variable or 0-9 |
| */ |
| void WCMD_HandleTildaModifiers(WCHAR **start, WCHAR *forVariable, WCHAR *forValue, BOOL justFors) { |
| |
| #define NUMMODIFIERS 11 |
| static const WCHAR validmodifiers[NUMMODIFIERS] = { |
| '~', 'f', 'd', 'p', 'n', 'x', 's', 'a', 't', 'z', '$' |
| }; |
| static const WCHAR space[] = {' ', '\0'}; |
| |
| WIN32_FILE_ATTRIBUTE_DATA fileInfo; |
| WCHAR outputparam[MAX_PATH]; |
| WCHAR finaloutput[MAX_PATH]; |
| WCHAR fullfilename[MAX_PATH]; |
| WCHAR thisoutput[MAX_PATH]; |
| WCHAR *pos = *start+1; |
| WCHAR *firstModifier = pos; |
| WCHAR *lastModifier = NULL; |
| int modifierLen = 0; |
| BOOL finished = FALSE; |
| int i = 0; |
| BOOL exists = TRUE; |
| BOOL skipFileParsing = FALSE; |
| BOOL doneModifier = FALSE; |
| |
| /* Search forwards until find invalid character modifier */ |
| while (!finished) { |
| |
| /* Work on the previous character */ |
| if (lastModifier != NULL) { |
| |
| for (i=0; i<NUMMODIFIERS; i++) { |
| if (validmodifiers[i] == *lastModifier) { |
| |
| /* Special case '$' to skip until : found */ |
| if (*lastModifier == '$') { |
| while (*pos != ':' && *pos) pos++; |
| if (*pos == 0x00) return; /* Invalid syntax */ |
| pos++; /* Skip ':' */ |
| } |
| break; |
| } |
| } |
| |
| if (i==NUMMODIFIERS) { |
| finished = TRUE; |
| } |
| } |
| |
| /* Save this one away */ |
| if (!finished) { |
| lastModifier = pos; |
| pos++; |
| } |
| } |
| |
| while (lastModifier > firstModifier) { |
| WINE_TRACE("Looking backwards for parameter id: %s / %s\n", |
| wine_dbgstr_w(lastModifier), wine_dbgstr_w(forVariable)); |
| |
| if (!justFors && context && (*lastModifier >= '0' || *lastModifier <= '9')) { |
| /* Its a valid parameter identifier - OK */ |
| break; |
| |
| } else if (forVariable && *lastModifier == *(forVariable+1)) { |
| /* Its a valid parameter identifier - OK */ |
| break; |
| |
| } else { |
| lastModifier--; |
| } |
| } |
| if (lastModifier == firstModifier) return; /* Invalid syntax */ |
| |
| /* Extract the parameter to play with */ |
| if ((*lastModifier >= '0' && *lastModifier <= '9')) { |
| strcpyW(outputparam, WCMD_parameter (context -> command, |
| *lastModifier-'0' + context -> shift_count[*lastModifier-'0'], NULL)); |
| } else { |
| strcpyW(outputparam, forValue); |
| } |
| |
| /* So now, firstModifier points to beginning of modifiers, lastModifier |
| points to the variable just after the modifiers. Process modifiers |
| in a specific order, remembering there could be duplicates */ |
| modifierLen = lastModifier - firstModifier; |
| finaloutput[0] = 0x00; |
| |
| /* Useful for debugging purposes: */ |
| /*printf("Modifier string '%*.*s' and variable is %c\n Param starts as '%s'\n", |
| (modifierLen), (modifierLen), firstModifier, *lastModifier, |
| outputparam);*/ |
| |
| /* 1. Handle '~' : Strip surrounding quotes */ |
| if (outputparam[0]=='"' && |
| memchrW(firstModifier, '~', modifierLen) != NULL) { |
| int len = strlenW(outputparam); |
| if (outputparam[len-1] == '"') { |
| outputparam[len-1]=0x00; |
| len = len - 1; |
| } |
| memmove(outputparam, &outputparam[1], (len * sizeof(WCHAR))-1); |
| } |
| |
| /* 2. Handle the special case of a $ */ |
| if (memchrW(firstModifier, '$', modifierLen) != NULL) { |
| /* Special Case: Search envar specified in $[envvar] for outputparam |
| Note both $ and : are guaranteed otherwise check above would fail */ |
| WCHAR *start = strchrW(firstModifier, '$') + 1; |
| WCHAR *end = strchrW(firstModifier, ':'); |
| WCHAR env[MAX_PATH]; |
| WCHAR fullpath[MAX_PATH]; |
| |
| /* Extract the env var */ |
| memcpy(env, start, (end-start) * sizeof(WCHAR)); |
| env[(end-start)] = 0x00; |
| |
| /* If env var not found, return emptry string */ |
| if ((GetEnvironmentVariable(env, fullpath, MAX_PATH) == 0) || |
| (SearchPath(fullpath, outputparam, NULL, |
| MAX_PATH, outputparam, NULL) == 0)) { |
| finaloutput[0] = 0x00; |
| outputparam[0] = 0x00; |
| skipFileParsing = TRUE; |
| } |
| } |
| |
| /* After this, we need full information on the file, |
| which is valid not to exist. */ |
| if (!skipFileParsing) { |
| if (GetFullPathName(outputparam, MAX_PATH, fullfilename, NULL) == 0) |
| return; |
| |
| exists = GetFileAttributesExW(fullfilename, GetFileExInfoStandard, |
| &fileInfo); |
| |
| /* 2. Handle 'a' : Output attributes */ |
| if (exists && |
| memchrW(firstModifier, 'a', modifierLen) != NULL) { |
| |
| WCHAR defaults[] = {'-','-','-','-','-','-','-','-','-','\0'}; |
| doneModifier = TRUE; |
| strcpyW(thisoutput, defaults); |
| if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) |
| thisoutput[0]='d'; |
| if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_READONLY) |
| thisoutput[1]='r'; |
| if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_ARCHIVE) |
| thisoutput[2]='a'; |
| if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN) |
| thisoutput[3]='h'; |
| if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_SYSTEM) |
| thisoutput[4]='s'; |
| if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_COMPRESSED) |
| thisoutput[5]='c'; |
| /* FIXME: What are 6 and 7? */ |
| if (fileInfo.dwFileAttributes & FILE_ATTRIBUTE_REPARSE_POINT) |
| thisoutput[8]='l'; |
| strcatW(finaloutput, thisoutput); |
| } |
| |
| /* 3. Handle 't' : Date+time */ |
| if (exists && |
| memchrW(firstModifier, 't', modifierLen) != NULL) { |
| |
| SYSTEMTIME systime; |
| int datelen; |
| |
| doneModifier = TRUE; |
| if (finaloutput[0] != 0x00) strcatW(finaloutput, space); |
| |
| /* Format the time */ |
| FileTimeToSystemTime(&fileInfo.ftLastWriteTime, &systime); |
| GetDateFormat(LOCALE_USER_DEFAULT, DATE_SHORTDATE, &systime, |
| NULL, thisoutput, MAX_PATH); |
| strcatW(thisoutput, space); |
| datelen = strlenW(thisoutput); |
| GetTimeFormat(LOCALE_USER_DEFAULT, TIME_NOSECONDS, &systime, |
| NULL, (thisoutput+datelen), MAX_PATH-datelen); |
| strcatW(finaloutput, thisoutput); |
| } |
| |
| /* 4. Handle 'z' : File length */ |
| if (exists && |
| memchrW(firstModifier, 'z', modifierLen) != NULL) { |
| /* FIXME: Output full 64 bit size (sprintf does not support I64 here) */ |
| ULONG/*64*/ fullsize = /*(fileInfo.nFileSizeHigh << 32) +*/ |
| fileInfo.nFileSizeLow; |
| static const WCHAR fmt[] = {'%','u','\0'}; |
| |
| doneModifier = TRUE; |
| if (finaloutput[0] != 0x00) strcatW(finaloutput, space); |
| wsprintf(thisoutput, fmt, fullsize); |
| strcatW(finaloutput, thisoutput); |
| } |
| |
| /* 4. Handle 's' : Use short paths (File doesn't have to exist) */ |
| if (memchrW(firstModifier, 's', modifierLen) != NULL) { |
| if (finaloutput[0] != 0x00) strcatW(finaloutput, space); |
| /* Don't flag as doneModifier - %~s on its own is processed later */ |
| GetShortPathName(outputparam, outputparam, sizeof(outputparam)); |
| } |
| |
| /* 5. Handle 'f' : Fully qualified path (File doesn't have to exist) */ |
| /* Note this overrides d,p,n,x */ |
| if (memchrW(firstModifier, 'f', modifierLen) != NULL) { |
| doneModifier = TRUE; |
| if (finaloutput[0] != 0x00) strcatW(finaloutput, space); |
| strcatW(finaloutput, fullfilename); |
| } else { |
| |
| WCHAR drive[10]; |
| WCHAR dir[MAX_PATH]; |
| WCHAR fname[MAX_PATH]; |
| WCHAR ext[MAX_PATH]; |
| BOOL doneFileModifier = FALSE; |
| |
| if (finaloutput[0] != 0x00) strcatW(finaloutput, space); |
| |
| /* Split into components */ |
| WCMD_splitpath(fullfilename, drive, dir, fname, ext); |
| |
| /* 5. Handle 'd' : Drive Letter */ |
| if (memchrW(firstModifier, 'd', modifierLen) != NULL) { |
| strcatW(finaloutput, drive); |
| doneModifier = TRUE; |
| doneFileModifier = TRUE; |
| } |
| |
| /* 6. Handle 'p' : Path */ |
| if (memchrW(firstModifier, 'p', modifierLen) != NULL) { |
| strcatW(finaloutput, dir); |
| doneModifier = TRUE; |
| doneFileModifier = TRUE; |
| } |
| |
| /* 7. Handle 'n' : Name */ |
| if (memchrW(firstModifier, 'n', modifierLen) != NULL) { |
| strcatW(finaloutput, fname); |
| doneModifier = TRUE; |
| doneFileModifier = TRUE; |
| } |
| |
| /* 8. Handle 'x' : Ext */ |
| if (memchrW(firstModifier, 'x', modifierLen) != NULL) { |
| strcatW(finaloutput, ext); |
| doneModifier = TRUE; |
| doneFileModifier = TRUE; |
| } |
| |
| /* If 's' but no other parameter, dump the whole thing */ |
| if (!doneFileModifier && |
| memchrW(firstModifier, 's', modifierLen) != NULL) { |
| doneModifier = TRUE; |
| if (finaloutput[0] != 0x00) strcatW(finaloutput, space); |
| strcatW(finaloutput, outputparam); |
| } |
| } |
| } |
| |
| /* If No other modifier processed, just add in parameter */ |
| if (!doneModifier) strcpyW(finaloutput, outputparam); |
| |
| /* Finish by inserting the replacement into the string */ |
| pos = WCMD_strdupW(lastModifier+1); |
| strcpyW(*start, finaloutput); |
| strcatW(*start, pos); |
| free(pos); |
| } |
| |
| /******************************************************************* |
| * WCMD_call - processes a batch call statement |
| * |
| * If there is a leading ':', calls within this batch program |
| * otherwise launches another program. |
| */ |
| void WCMD_call (WCHAR *command) { |
| |
| /* Run other program if no leading ':' */ |
| if (*command != ':') { |
| WCMD_run_program(command, 1); |
| } else { |
| |
| WCHAR gotoLabel[MAX_PATH]; |
| |
| strcpyW(gotoLabel, param1); |
| |
| if (context) { |
| |
| LARGE_INTEGER li; |
| |
| /* Save the current file position, call the same file, |
| restore position */ |
| li.QuadPart = 0; |
| li.u.LowPart = SetFilePointer(context -> h, li.u.LowPart, |
| &li.u.HighPart, FILE_CURRENT); |
| |
| WCMD_batch (param1, command, 1, gotoLabel, context->h); |
| |
| SetFilePointer(context -> h, li.u.LowPart, |
| &li.u.HighPart, FILE_BEGIN); |
| } else { |
| WCMD_output_asis( WCMD_LoadMessage(WCMD_CALLINSCRIPT)); |
| } |
| } |
| } |
