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-rw-r--r--PCbuild/kill_python.c178
1 files changed, 0 insertions, 178 deletions
diff --git a/PCbuild/kill_python.c b/PCbuild/kill_python.c
deleted file mode 100644
index dbc9425..0000000
--- a/PCbuild/kill_python.c
+++ /dev/null
@@ -1,178 +0,0 @@
-/*
- * Helper program for killing lingering python[_d].exe processes before
- * building, thus attempting to avoid build failures due to files being
- * locked.
- */
-
-#include <windows.h>
-#include <wchar.h>
-#include <tlhelp32.h>
-#include <stdio.h>
-
-#pragma comment(lib, "psapi")
-
-#ifdef _DEBUG
-#define PYTHON_EXE (L"python_d.exe")
-#define PYTHON_EXE_LEN (12)
-#define KILL_PYTHON_EXE (L"kill_python_d.exe")
-#define KILL_PYTHON_EXE_LEN (17)
-#else
-#define PYTHON_EXE (L"python.exe")
-#define PYTHON_EXE_LEN (10)
-#define KILL_PYTHON_EXE (L"kill_python.exe")
-#define KILL_PYTHON_EXE_LEN (15)
-#endif
-
-int
-main(int argc, char **argv)
-{
- HANDLE hp, hsp, hsm; /* process, snapshot processes, snapshot modules */
- DWORD dac, our_pid;
- size_t len;
- wchar_t path[MAX_PATH+1];
-
- MODULEENTRY32W me;
- PROCESSENTRY32W pe;
-
- me.dwSize = sizeof(MODULEENTRY32W);
- pe.dwSize = sizeof(PROCESSENTRY32W);
-
- memset(path, 0, MAX_PATH+1);
-
- our_pid = GetCurrentProcessId();
-
- hsm = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, our_pid);
- if (hsm == INVALID_HANDLE_VALUE) {
- printf("CreateToolhelp32Snapshot[1] failed: %d\n", GetLastError());
- return 1;
- }
-
- if (!Module32FirstW(hsm, &me)) {
- printf("Module32FirstW[1] failed: %d\n", GetLastError());
- CloseHandle(hsm);
- return 1;
- }
-
- /*
- * Enumerate over the modules for the current process in order to find
- * kill_process[_d].exe, then take a note of the directory it lives in.
- */
- do {
- if (_wcsnicmp(me.szModule, KILL_PYTHON_EXE, KILL_PYTHON_EXE_LEN))
- continue;
-
- len = wcsnlen_s(me.szExePath, MAX_PATH) - KILL_PYTHON_EXE_LEN;
- wcsncpy_s(path, MAX_PATH+1, me.szExePath, len);
-
- break;
-
- } while (Module32NextW(hsm, &me));
-
- CloseHandle(hsm);
-
- if (path == NULL) {
- printf("failed to discern directory of running process\n");
- return 1;
- }
-
- /*
- * Take a snapshot of system processes. Enumerate over the snapshot,
- * looking for python processes. When we find one, verify it lives
- * in the same directory we live in. If it does, kill it. If we're
- * unable to kill it, treat this as a fatal error and return 1.
- *
- * The rationale behind this is that we're called at the start of the
- * build process on the basis that we'll take care of killing any
- * running instances, such that the build won't encounter permission
- * denied errors during linking. If we can't kill one of the processes,
- * we can't provide this assurance, and the build shouldn't start.
- */
-
- hsp = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
- if (hsp == INVALID_HANDLE_VALUE) {
- printf("CreateToolhelp32Snapshot[2] failed: %d\n", GetLastError());
- return 1;
- }
-
- if (!Process32FirstW(hsp, &pe)) {
- printf("Process32FirstW failed: %d\n", GetLastError());
- CloseHandle(hsp);
- return 1;
- }
-
- dac = PROCESS_QUERY_INFORMATION | PROCESS_VM_READ | PROCESS_TERMINATE;
- do {
-
- /*
- * XXX TODO: if we really wanted to be fancy, we could check the
- * modules for all processes (not just the python[_d].exe ones)
- * and see if any of our DLLs are loaded (i.e. python35[_d].dll),
- * as that would also inhibit our ability to rebuild the solution.
- * Not worth loosing sleep over though; for now, a simple check
- * for just the python executable should be sufficient.
- */
-
- if (_wcsnicmp(pe.szExeFile, PYTHON_EXE, PYTHON_EXE_LEN))
- /* This isn't a python process. */
- continue;
-
- /* It's a python process, so figure out which directory it's in... */
- hsm = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, pe.th32ProcessID);
- if (hsm == INVALID_HANDLE_VALUE)
- /*
- * If our module snapshot fails (which will happen if we don't own
- * the process), just ignore it and continue. (It seems different
- * versions of Windows return different values for GetLastError()
- * in this situation; it's easier to just ignore it and move on vs.
- * stopping the build for what could be a false positive.)
- */
- continue;
-
- if (!Module32FirstW(hsm, &me)) {
- printf("Module32FirstW[2] failed: %d\n", GetLastError());
- CloseHandle(hsp);
- CloseHandle(hsm);
- return 1;
- }
-
- do {
- if (_wcsnicmp(me.szModule, PYTHON_EXE, PYTHON_EXE_LEN))
- /* Wrong module, we're looking for python[_d].exe... */
- continue;
-
- if (_wcsnicmp(path, me.szExePath, len))
- /* Process doesn't live in our directory. */
- break;
-
- /* Python process residing in the right directory, kill it! */
- hp = OpenProcess(dac, FALSE, pe.th32ProcessID);
- if (!hp) {
- printf("OpenProcess failed: %d\n", GetLastError());
- CloseHandle(hsp);
- CloseHandle(hsm);
- return 1;
- }
-
- if (!TerminateProcess(hp, 1)) {
- printf("TerminateProcess failed: %d\n", GetLastError());
- CloseHandle(hsp);
- CloseHandle(hsm);
- CloseHandle(hp);
- return 1;
- }
-
- CloseHandle(hp);
- break;
-
- } while (Module32NextW(hsm, &me));
-
- CloseHandle(hsm);
-
- } while (Process32NextW(hsp, &pe));
-
- CloseHandle(hsp);
-
- return 0;
-}
-
-/* vi: set ts=8 sw=4 sts=4 expandtab */