void vktrace_process_info_delete(vktrace_process_info* pInfo)
{
if (pInfo->pCaptureThreads != NULL)
{
vktrace_platform_delete_thread(&(pInfo->pCaptureThreads[0].recordingThread));
VKTRACE_DELETE(pInfo->pCaptureThreads);
}
#ifdef WIN32
vktrace_platform_delete_thread(&(pInfo->watchdogThread));
#endif
if (pInfo->pTraceFile != NULL)
{
vktrace_LogDebug("Closing trace file: '%s'", pInfo->traceFilename);
fclose(pInfo->pTraceFile);
}
VKTRACE_DELETE(pInfo->traceFilename);
VKTRACE_DELETE(pInfo->workingDirectory);
VKTRACE_DELETE(pInfo->processArgs);
VKTRACE_DELETE(pInfo->fullProcessCmdLine);
VKTRACE_DELETE(pInfo->exeName);
vktrace_delete_critical_section(&(pInfo->traceFileCriticalSection));
}
void vktrace_LogSetLevel(VktraceLogLevel level) {
vktrace_LogDebug("Log Level = %u (%s)", level, vktrace_LogLevelToString(level));
s_logLevel = level;
}
BOOL vktrace_process_spawn(vktrace_process_info* pInfo)
{
assert(pInfo != NULL);
#if defined(WIN32)
{
unsigned long processCreateFlags = CREATE_DEFAULT_ERROR_MODE | CREATE_SUSPENDED;
char fullExePath[_MAX_PATH];
PROCESS_INFORMATION processInformation;
STARTUPINFO si = { 0 };
si.cb = sizeof(si);
memset(&processInformation, 0, sizeof(PROCESS_INFORMATION));
memset(fullExePath, 0, sizeof(char)*_MAX_PATH);
fullExePath[0] = 0;
SetLastError(0);
if (0==SearchPath(NULL, pInfo->exeName, ".exe", ARRAYSIZE(fullExePath), fullExePath, NULL))
{
vktrace_LogVerbose("Failed to spawn '%s'.", pInfo->exeName);
return FALSE;
}
if (!CreateProcess(fullExePath, pInfo->fullProcessCmdLine, NULL, NULL, TRUE,
processCreateFlags, NULL, pInfo->workingDirectory,
&si, &processInformation))
{
vktrace_LogVerbose("Failed to spawn '%s'.", fullExePath);
return FALSE;
}
pInfo->hProcess = processInformation.hProcess;
pInfo->hThread = processInformation.hThread;
pInfo->processId = processInformation.dwProcessId;
// TODO : Do we need to do anything with processInformation.dwThreadId?
}
#elif defined(PLATFORM_LINUX)
pInfo->processId = fork();
if (pInfo->processId == -1)
{
vktrace_LogError("Failed to spawn process.");
return FALSE;
}
else if (pInfo->processId == 0)
{
// Inside new process
char *args[128];
const char delim[] = " \t";
unsigned int idx;
// Change process name so the the tracer DLLs will behave as expected when loaded.
// NOTE: Must be 15 characters or less.
const char * tmpProcName = "vktraceChildProcess";
prctl(PR_SET_NAME, (unsigned long)tmpProcName, 0, 0, 0);
// Change working directory
if (chdir(pInfo->workingDirectory) == -1)
{
vktrace_LogError("Failed to set working directory.");
}
args[0] = pInfo->exeName;
args[127] = NULL;
idx = 1;
args[idx] = strtok(pInfo->processArgs, delim);
while ( args[idx] != NULL && idx < 128)
{
idx++;
args[idx] = strtok(NULL, delim);
}
vktrace_LogDebug("exec process=%s argc=%u\n", pInfo->exeName, idx);
#if 0 //uncoment to print out list of env vars
char *env = environ[0];
idx = 0;
while (env && strlen(env)) {
if (strstr(env, "VK") || strstr(env, "LD"))
vktrace_LogDebug("env[%d] = %s", idx++, env);
else
idx++;
env = environ[idx];
}
#endif
if (execv(pInfo->exeName, args) < 0)
{
vktrace_LogError("Failed to spawn process.");
exit(1);
}
}
#endif
return TRUE;
}
