Cleanups and hopefully now it works on all windows platforms

This commit is contained in:
Ken Martin 2002-09-30 15:00:42 -04:00
parent 6672c295c7
commit a7692d84f0
1 changed files with 13 additions and 62 deletions

View File

@ -61,25 +61,6 @@ bool cmWin32ProcessExecution::Wait(int timeout)
return this->PrivateClose(timeout);
}
#define PERROR(str) //::ErrorMessage(__LINE__, str)
static void ErrorMessage(int line, char *str) //display detailed error info
{
DWORD lastmsg = GetLastError();
LPVOID msg;
FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
NULL,
lastmsg,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), // Default language
(LPTSTR) &msg,
0,
NULL
);
printf("%d - %s: %s (%d)\n",line,str,msg, lastmsg);
LocalFree(msg);
::SetLastError(ERROR_SUCCESS);
}
/*
* Internal dictionary mapping popen* file pointers to process handles,
* for use when retrieving the process exit code. See _PyPclose() below
@ -95,25 +76,18 @@ static BOOL RealPopenCreateProcess(const char *cmdstring,
HANDLE hStderr,
HANDLE *hProcess)
{
PERROR("Start");
//std::cout << "Run: " << cmdstring << std::endl;
PERROR("Start");
PROCESS_INFORMATION piProcInfo;
PERROR("PROCESS_INFORMATION");
STARTUPINFO siStartInfo;
PERROR("STARTUPINFO");
char *s1,*s2, *s3 = " /c ";
int i;
int x;
if (i = GetEnvironmentVariable("COMSPEC",NULL,0))
{
PERROR("GetEnvironmentVariable");
char *comshell;
s1 = (char *)_alloca(i);
if (!(x = GetEnvironmentVariable("COMSPEC", s1, i)))
{
PERROR("GetEnvironmentVariable");
return x;
}
@ -133,8 +107,6 @@ static BOOL RealPopenCreateProcess(const char *cmdstring,
s2 = (char *)_alloca(x);
ZeroMemory(s2, x);
sprintf(s2, "%s%s%s", s1, s3, cmdstring);
//std::cout << "s1: " << s1 << " s2: " << s2 << " s3: " << s3
// << std::endl;
}
else
{
@ -177,7 +149,7 @@ static BOOL RealPopenCreateProcess(const char *cmdstring,
if (stat(modulepath, &statinfo) != 0)
{
std::cout
<< "Can not locate '" << szConsoleSpawn
<< "Can not locate '" << modulepath
<< "' which is needed "
"for popen to work with your shell "
"or platform." << std::endl;
@ -197,6 +169,11 @@ static BOOL RealPopenCreateProcess(const char *cmdstring,
s1,
s3,
cmdstring);
sprintf(
s2,
"%s \"%s\"",
modulepath,
cmdstring);
}
}
@ -228,10 +205,8 @@ static BOOL RealPopenCreateProcess(const char *cmdstring,
&siStartInfo,
&piProcInfo) )
{
PERROR("CreateProcess");
/* Close the handles now so anyone waiting is woken. */
CloseHandle(piProcInfo.hThread);
PERROR("Close Handle");
/* Return process handle */
*hProcess = piProcInfo.hProcess;
//std::cout << "Process created..." << std::endl;
@ -265,7 +240,6 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
{
return win32_error("CreatePipe", NULL);
}
PERROR("CreatePipe");
/* Create new output read handle and the input write handle. Set
* the inheritance properties to FALSE. Otherwise, the child inherits
@ -277,13 +251,11 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
DUPLICATE_SAME_ACCESS);
if (!fSuccess)
return win32_error("DuplicateHandle", NULL);
PERROR("DuplicateHandle");
/* Close the inheritable version of ChildStdin
that we're using. */
CloseHandle(hChildStdinWr);
PERROR("CloseHandle");
if (!CreatePipe(&hChildStdoutRd, &hChildStdoutWr, &saAttr, 0))
return win32_error("CreatePipe", NULL);
@ -293,18 +265,15 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
FALSE, DUPLICATE_SAME_ACCESS);
if (!fSuccess)
return win32_error("DuplicateHandle", NULL);
PERROR("DuplicateHandle");
/* Close the inheritable version of ChildStdout
that we're using. */
CloseHandle(hChildStdoutRd);
PERROR("CloseHandle");
if (n != POPEN_4)
{
if (!CreatePipe(&hChildStderrRd, &hChildStderrWr, &saAttr, 0))
return win32_error("CreatePipe", NULL);
PERROR("CreatePipe");
fSuccess = DuplicateHandle(GetCurrentProcess(),
hChildStderrRd,
GetCurrentProcess(),
@ -312,10 +281,9 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
FALSE, DUPLICATE_SAME_ACCESS);
if (!fSuccess)
return win32_error("DuplicateHandle", NULL);
PERROR("DuplicateHandle");
/* Close the inheritable version of ChildStdErr that we're using. */
CloseHandle(hChildStderrRd);
PERROR("CloseHandle");
}
switch (n)
@ -331,7 +299,6 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
so close them. */
CloseHandle(hChildStdoutRdDup);
CloseHandle(hChildStderrRdDup);
PERROR("CloseHandle");
break;
case _O_RDONLY | _O_TEXT:
@ -342,7 +309,6 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
so close them. */
CloseHandle(hChildStdinWrDup);
CloseHandle(hChildStderrRdDup);
PERROR("CloseHandle");
break;
case _O_RDONLY | _O_BINARY:
@ -354,7 +320,6 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
so close them. */
CloseHandle(hChildStdinWrDup);
CloseHandle(hChildStderrRdDup);
PERROR("CloseHandle");
break;
case _O_WRONLY | _O_BINARY:
@ -365,7 +330,6 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
so close them. */
CloseHandle(hChildStdoutRdDup);
CloseHandle(hChildStderrRdDup);
PERROR("CloseHandle");
break;
}
break;
@ -393,12 +357,10 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
//f1 = _fdopen(fd1, m2);
fd2 = _open_osfhandle(TO_INTPTR(hChildStdoutRdDup), mode);
//f2 = _fdopen(fd2, m1);
PERROR("_open_osfhandle");
if (n != 4)
{
CloseHandle(hChildStderrRdDup);
PERROR("CloseHandle");
}
break;
@ -429,7 +391,6 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
//f2 = _fdopen(fd2, m1);
fd3 = _open_osfhandle(TO_INTPTR(hChildStderrRdDup), mode);
//f3 = _fdopen(fd3, m1);
PERROR("_open_osfhandle");
break;
}
@ -478,15 +439,12 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
if (!CloseHandle(hChildStdinRd))
return win32_error("CloseHandle", NULL);
PERROR("CloseHandle");
if (!CloseHandle(hChildStdoutWr))
return win32_error("CloseHandle", NULL);
PERROR("CloseHandle");
if ((n != 4) && (!CloseHandle(hChildStderrWr)))
return win32_error("CloseHandle", NULL);
PERROR("CloseHandle");
this->m_ProcessHandle = hProcess;
if ( fd1 >= 0 )
@ -504,8 +462,6 @@ bool cmWin32ProcessExecution::PrivateOpen(const char *cmdstring,
// this->m_StdErr = f3;
this->m_pStdErr = fd3;
}
//std::cout << "Process created for real..." << std::endl;
//std::cout << fd1 << " " << fd2 << " " << fd3 << std::endl;
return true;
}
@ -570,7 +526,6 @@ bool cmWin32ProcessExecution::PrivateClose(int timeout)
}
if (fserr.st_size > 0)
{
//std::cout << "Some error" << std::endl;
char buffer[1023];
int len = read(this->m_pStdErr, buffer, 1023);
buffer[len] = 0;
@ -583,7 +538,6 @@ bool cmWin32ProcessExecution::PrivateClose(int timeout)
}
if (fsout.st_size > 0)
{
//std::cout << "Some output" << std::endl;
char buffer[1023];
int len = read(this->m_pStdOut, buffer, 1023);
buffer[len] = 0;
@ -600,14 +554,11 @@ bool cmWin32ProcessExecution::PrivateClose(int timeout)
GetExitCodeProcess(hProcess,&exitCode);
if (exitCode != STILL_ACTIVE)
{
//std::cout << "STILL_ACTIVE = " << STILL_ACTIVE << std::endl;
//std::cout << "Process is not active any more: " << exitCode << std::endl;
break;
}
}
}
//std::cout << "Waiting for process to close" << std::endl;
if (WaitForSingleObject(hProcess, INFINITE) != WAIT_FAILED &&
GetExitCodeProcess(hProcess, &exit_code))
@ -632,8 +583,6 @@ bool cmWin32ProcessExecution::PrivateClose(int timeout)
result = -1;
}
//std::cout << "Process closed with error code: " << result << std::endl;
/* Free up the native handle at this point */
CloseHandle(hProcess);
this->m_ExitValue = result;
@ -666,11 +615,13 @@ int cmWin32ProcessExecution::Windows9xHack(const char* command)
si.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
si.hStdError = GetStdHandle(STD_ERROR_HANDLE);
char * app = 0;
char* cmd = new char[ strlen(command) + 1 ];
strcpy(cmd, command);
bRet = CreateProcess(
NULL, cmd,
app, cmd,
NULL, NULL,
TRUE, 0,
NULL, NULL,