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/* cmdpif.c - PIF Handling Routines For SCS
*
*
* Modification History:
*
* Sudeepb 19-Aug-1992 Created
* williamh 10-Nov-1992 (1). get params from w386 extention if exist
* (2). null terminate caption
* williamh 27-May-1993 almost rewrote for better pif support
*/
#include "cmd.h"
#include <ctype.h>
#include <pif.h>
#include <cmdsvc.h>
#include <softpc.h>
#include <mvdm.h>
#include <oemuni.h>
#include "nt_pif.h"
VOID cmdCheckForPIF (PVDMINFO pvi)
{
PCHAR pCmdLine = pvi->CmdLine;
PCHAR pDot;
ULONG size;
UCHAR ch;
DWORD dw;
CHAR lpszEnvDir [] = "=?:";
CHAR FullPathName[MAX_PATH + 1];
CHAR * pFilePart;
BOOL IsPIFFile, IsFromForceDos;
CHAR AppFullPathName[MAX_PATH + 1];
//
// Advance CmdLine pointer to beg of command tail
//
while (*pCmdLine && !isgraph(*pCmdLine)) { // skip to first nonwhite
pCmdLine++;
}
pDot = strrchr(pvi->AppName, '.');
if (pDot)
IsPIFFile = pDot && !_strnicmp(pDot, ".pif", 4);
else
IsPIFFile = FALSE;
// if the command is not a pif file and it is not
// running on a new console
if (!IsPIFFile && !DosSessionId)
goto CleanUpAndReturn;
if (IsPIFFile) {
if (!IsFirstVDM) {
//
// Get the pif data. If no pif data, or not from forcedos
// just return -- command.com will receive the pif file
// name and fail.
//
pfdata.AppHasPIFFile =
pfdata.IgnoreStartDirInPIF =
pfdata.IgnoreTitleInPIF =
pfdata.IgnoreCmdLineInPIF =
pfdata.IgnoreConfigAutoexec = 1;
if (!GetPIFData(&pfdata, pvi->AppName))
goto CleanUpAndReturn;
}
// we only run a pif file on two occasions:
// (1). it is from a new console
// (2). it is from forcedos.
if (!DosSessionId && pfdata.SubSysId != SUBSYS_DOS)
goto CleanUpAndReturn;
}
if (IsFirstVDM) {
// if this is the first vdm, take cmdline, startupdir and title
// if they are there
if (pfdata.StartDir){
dw = cmdExpandEnvironmentStrings(NULL,
pfdata.StartDir,
FullPathName,
MAX_PATH + 1
);
if (dw != 0 && dw <= MAX_PATH) {
dw = GetFullPathNameOem(FullPathName,
MAX_PATH + 1,
pfdata.StartDir,
&pFilePart
);
}
if (dw != 0 && dw <= MAX_PATH)
dw = GetFileAttributesOem(pfdata.StartDir);
else
dw = 0;
if (dw == 0 || dw == 0xFFFFFFFF || !(dw & FILE_ATTRIBUTE_DIRECTORY))
{
RcMessageBox(EG_PIF_STARTDIR_ERR,
NULL,
NULL,
RMB_ICON_BANG | RMB_ABORT);
goto CleanUpAndReturn;
}
dw = GetShortPathNameOem(pfdata.StartDir,
pfdata.StartDir,
MAX_PATH + 1
);
if (dw == 0 || dw > MAX_PATH || dw > 64) {
RcMessageBox(EG_PIF_STARTDIR_ERR,
NULL,
NULL,
RMB_ICON_BANG | RMB_ABORT);
goto CleanUpAndReturn;
}
lpszEnvDir[1] = pfdata.StartDir[0];
SetEnvironmentVariableOem(lpszEnvDir, pfdata.StartDir);
SetCurrentDirectoryOem(pfdata.StartDir);
pvi->CurDrive = toupper(pfdata.StartDir[0]) - 'A';
}
if (pfdata.WinTitle) {
strcpy(FullPathName, pfdata.WinTitle);
dw = cmdExpandEnvironmentStrings(NULL,
FullPathName,
pfdata.WinTitle,
MAX_PATH + 1
);
pfdata.WinTitle[MAX_PATH] = '\0';
}
if (!*pCmdLine && pfdata.CmdLine) {
// if the optinal parameter is '?'
// prompt the user
pDot = pfdata.CmdLine;
while (*pDot && *pDot <= ' ')
pDot++;
if (*pDot == '?') {
pfdata.CmdLine[0] = '\0';
RcMessageBox(EG_PIF_ASK_CMDLINE,
NULL,
pfdata.CmdLine,
RMB_EDIT | RMB_ICON_INFO | (128 << 16)
);
}
if (*pfdata.CmdLine) {
strcpy(FullPathName, pfdata.CmdLine);
dw = cmdExpandEnvironmentStrings(NULL,
FullPathName,
pfdata.CmdLine,
MAX_PATH + 1
);
}
}
}
if(IsPIFFile) {
dw = cmdExpandEnvironmentStrings(NULL,
pfdata.StartFile,
FullPathName,
MAX_PATH + 1
);
if (!dw || dw > MAX_PATH) {
RcMessageBox(EG_PIF_STARTFILE_ERR,
NULL, NULL, RMB_ICON_BANG | RMB_ABORT);
goto CleanUpAndReturn;
}
// search from the current directory
// note that the startup directory specified in
// the pif file has been set as our current directory
// when we got here
dw = SearchPathOem(".",
FullPathName,
NULL,
MAX_PATH + 1,
AppFullPathName,
&pFilePart
);
// if couldn't find the file from the current dir
// ask win32api help
if (dw == 0 || dw > MAX_PATH) {
dw = SearchPathOem(NULL,
FullPathName,
NULL,
MAX_PATH + 1,
AppFullPathName,
&pFilePart
);
}
// couldn't find the file, give up
if (dw == 0 || dw > MAX_PATH) {
RcMessageBox(EG_PIF_STARTFILE_ERR,
NULL, NULL, RMB_ICON_BANG | RMB_ABORT);
goto CleanUpAndReturn;
}
dw = GetFileAttributesOem(AppFullPathName);
if (dw == (DWORD)(-1) || (dw & FILE_ATTRIBUTE_DIRECTORY)) {
RcMessageBox(EG_PIF_STARTFILE_ERR, NULL, NULL,
RMB_ICON_BANG | RMB_ABORT
);
goto CleanUpAndReturn;
}
// convert to shortfilename
dw = GetShortPathNameOem(AppFullPathName, pvi->AppName,
MAX_PATH + 1);
if (dw == 0 || dw > MAX_PATH) {
RcMessageBox(EG_PIF_STARTFILE_ERR, NULL, NULL,
RMB_ICON_BANG | RMB_ABORT
);
goto CleanUpAndReturn;
}
// update the application path name length(including the terminate NULL)
pvi->AppLen = strlen(pvi->AppName) + 1;
// pvi->AppName contains the application short name.
// verify that it has the correct extension(.EXE, .COM or .BAT).
pDot = (PCHAR)pvi->AppName + pvi->AppLen - 5;
if (pvi->AppLen < 5 ||
(_strnicmp(pDot, EXE_EXTENTION_STRING, EXTENTION_STRING_LEN) &&
_strnicmp(pDot, COM_EXTENTION_STRING, EXTENTION_STRING_LEN) &&
_strnicmp(pDot, BAT_EXTENTION_STRING, EXTENTION_STRING_LEN)))
{
RcMessageBox(EG_DOS_PROG_EXTENSION,AppFullPathName, NULL, RMB_ICON_BANG | RMB_ABORT);
goto CleanUpAndReturn;
}
}
//
// Copy in pif command tail if original command tail is empty
//
if (!*pCmdLine && pfdata.CmdLine) {
strcpy(FullPathName, pfdata.CmdLine);
strcat(FullPathName, "\x0d\x0a");
if (strlen(FullPathName) >= 128 - 13) {
// too bad, the command line is too long
RcMessageBox(EG_PIF_CMDLINE_ERR,NULL,NULL,RMB_ICON_BANG | RMB_ABORT);
goto CleanUpAndReturn;
}
strcpy(pvi->CmdLine, FullPathName);
pvi->CmdSize = strlen(FullPathName) + 1;
}
if (IsPIFFile)
// we don't know the binary type at this point.
*pIsDosBinary = 0;
if (pfdata.WinTitle)
SetConsoleTitle(pfdata.WinTitle);
DontCheckDosBinaryType = (pfdata.SubSysId == SUBSYS_DOS);
CleanUpAndReturn:
if (pfdata.CmdLine) {
free(pfdata.CmdLine);
pfdata.CmdLine = NULL;
}
if (pfdata.StartDir) {
free(pfdata.StartDir);
pfdata.StartDir = NULL;
}
if (pfdata.StartFile) {
free(pfdata.StartFile);
pfdata.StartFile = NULL;
}
if (pfdata.WinTitle) {
free(pfdata.WinTitle);
pfdata.WinTitle = NULL;
}
return;
}
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