2
* Helper program for killing lingering python[_d].exe processes before
3
* building, thus attempting to avoid build failures due to files being
12
#pragma comment(lib, "psapi")
15
#define PYTHON_EXE (L"python_d.exe")
16
#define PYTHON_EXE_LEN (12)
17
#define KILL_PYTHON_EXE (L"kill_python_d.exe")
18
#define KILL_PYTHON_EXE_LEN (17)
20
#define PYTHON_EXE (L"python.exe")
21
#define PYTHON_EXE_LEN (10)
22
#define KILL_PYTHON_EXE (L"kill_python.exe")
23
#define KILL_PYTHON_EXE_LEN (15)
27
main(int argc, char **argv)
29
HANDLE hp, hsp, hsm; /* process, snapshot processes, snapshot modules */
32
wchar_t path[MAX_PATH+1];
37
me.dwSize = sizeof(MODULEENTRY32W);
38
pe.dwSize = sizeof(PROCESSENTRY32W);
40
memset(path, 0, MAX_PATH+1);
42
our_pid = GetCurrentProcessId();
44
hsm = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, our_pid);
45
if (hsm == INVALID_HANDLE_VALUE) {
46
printf("CreateToolhelp32Snapshot[1] failed: %d\n", GetLastError());
50
if (!Module32FirstW(hsm, &me)) {
51
printf("Module32FirstW[1] failed: %d\n", GetLastError());
57
* Enumerate over the modules for the current process in order to find
58
* kill_process[_d].exe, then take a note of the directory it lives in.
61
if (_wcsnicmp(me.szModule, KILL_PYTHON_EXE, KILL_PYTHON_EXE_LEN))
64
len = wcsnlen_s(me.szExePath, MAX_PATH) - KILL_PYTHON_EXE_LEN;
65
wcsncpy_s(path, MAX_PATH+1, me.szExePath, len);
69
} while (Module32NextW(hsm, &me));
74
printf("failed to discern directory of running process\n");
79
* Take a snapshot of system processes. Enumerate over the snapshot,
80
* looking for python processes. When we find one, verify it lives
81
* in the same directory we live in. If it does, kill it. If we're
82
* unable to kill it, treat this as a fatal error and return 1.
84
* The rationale behind this is that we're called at the start of the
85
* build process on the basis that we'll take care of killing any
86
* running instances, such that the build won't encounter permission
87
* denied errors during linking. If we can't kill one of the processes,
88
* we can't provide this assurance, and the build shouldn't start.
91
hsp = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
92
if (hsp == INVALID_HANDLE_VALUE) {
93
printf("CreateToolhelp32Snapshot[2] failed: %d\n", GetLastError());
97
if (!Process32FirstW(hsp, &pe)) {
98
printf("Process32FirstW failed: %d\n", GetLastError());
103
dac = PROCESS_QUERY_INFORMATION | PROCESS_VM_READ | PROCESS_TERMINATE;
107
* XXX TODO: if we really wanted to be fancy, we could check the
108
* modules for all processes (not just the python[_d].exe ones)
109
* and see if any of our DLLs are loaded (i.e. python30[_d].dll),
110
* as that would also inhibit our ability to rebuild the solution.
111
* Not worth loosing sleep over though; for now, a simple check
112
* for just the python executable should be sufficient.
115
if (_wcsnicmp(pe.szExeFile, PYTHON_EXE, PYTHON_EXE_LEN))
116
/* This isn't a python process. */
119
/* It's a python process, so figure out which directory it's in... */
120
hsm = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, pe.th32ProcessID);
121
if (hsm == INVALID_HANDLE_VALUE)
123
* If our module snapshot fails (which will happen if we don't own
124
* the process), just ignore it and continue. (It seems different
125
* versions of Windows return different values for GetLastError()
126
* in this situation; it's easier to just ignore it and move on vs.
127
* stopping the build for what could be a false positive.)
131
if (!Module32FirstW(hsm, &me)) {
132
printf("Module32FirstW[2] failed: %d\n", GetLastError());
139
if (_wcsnicmp(me.szModule, PYTHON_EXE, PYTHON_EXE_LEN))
140
/* Wrong module, we're looking for python[_d].exe... */
143
if (_wcsnicmp(path, me.szExePath, len))
144
/* Process doesn't live in our directory. */
147
/* Python process residing in the right directory, kill it! */
148
hp = OpenProcess(dac, FALSE, pe.th32ProcessID);
150
printf("OpenProcess failed: %d\n", GetLastError());
156
if (!TerminateProcess(hp, 1)) {
157
printf("TerminateProcess failed: %d\n", GetLastError());
167
} while (Module32NextW(hsm, &me));
171
} while (Process32NextW(hsp, &pe));
178
/* vi: set ts=8 sw=4 sts=4 expandtab */
2
* Helper program for killing lingering python[_d].exe processes before
3
* building, thus attempting to avoid build failures due to files being
12
#pragma comment(lib, "psapi")
15
#define PYTHON_EXE (L"python_d.exe")
16
#define PYTHON_EXE_LEN (12)
17
#define KILL_PYTHON_EXE (L"kill_python_d.exe")
18
#define KILL_PYTHON_EXE_LEN (17)
20
#define PYTHON_EXE (L"python.exe")
21
#define PYTHON_EXE_LEN (10)
22
#define KILL_PYTHON_EXE (L"kill_python.exe")
23
#define KILL_PYTHON_EXE_LEN (15)
27
main(int argc, char **argv)
29
HANDLE hp, hsp, hsm; /* process, snapshot processes, snapshot modules */
32
wchar_t path[MAX_PATH+1];
37
me.dwSize = sizeof(MODULEENTRY32W);
38
pe.dwSize = sizeof(PROCESSENTRY32W);
40
memset(path, 0, MAX_PATH+1);
42
our_pid = GetCurrentProcessId();
44
hsm = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, our_pid);
45
if (hsm == INVALID_HANDLE_VALUE) {
46
printf("CreateToolhelp32Snapshot[1] failed: %d\n", GetLastError());
50
if (!Module32FirstW(hsm, &me)) {
51
printf("Module32FirstW[1] failed: %d\n", GetLastError());
57
* Enumerate over the modules for the current process in order to find
58
* kill_process[_d].exe, then take a note of the directory it lives in.
61
if (_wcsnicmp(me.szModule, KILL_PYTHON_EXE, KILL_PYTHON_EXE_LEN))
64
len = wcsnlen_s(me.szExePath, MAX_PATH) - KILL_PYTHON_EXE_LEN;
65
wcsncpy_s(path, MAX_PATH+1, me.szExePath, len);
69
} while (Module32NextW(hsm, &me));
74
printf("failed to discern directory of running process\n");
79
* Take a snapshot of system processes. Enumerate over the snapshot,
80
* looking for python processes. When we find one, verify it lives
81
* in the same directory we live in. If it does, kill it. If we're
82
* unable to kill it, treat this as a fatal error and return 1.
84
* The rationale behind this is that we're called at the start of the
85
* build process on the basis that we'll take care of killing any
86
* running instances, such that the build won't encounter permission
87
* denied errors during linking. If we can't kill one of the processes,
88
* we can't provide this assurance, and the build shouldn't start.
91
hsp = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
92
if (hsp == INVALID_HANDLE_VALUE) {
93
printf("CreateToolhelp32Snapshot[2] failed: %d\n", GetLastError());
97
if (!Process32FirstW(hsp, &pe)) {
98
printf("Process32FirstW failed: %d\n", GetLastError());
103
dac = PROCESS_QUERY_INFORMATION | PROCESS_VM_READ | PROCESS_TERMINATE;
107
* XXX TODO: if we really wanted to be fancy, we could check the
108
* modules for all processes (not just the python[_d].exe ones)
109
* and see if any of our DLLs are loaded (i.e. python30[_d].dll),
110
* as that would also inhibit our ability to rebuild the solution.
111
* Not worth loosing sleep over though; for now, a simple check
112
* for just the python executable should be sufficient.
115
if (_wcsnicmp(pe.szExeFile, PYTHON_EXE, PYTHON_EXE_LEN))
116
/* This isn't a python process. */
119
/* It's a python process, so figure out which directory it's in... */
120
hsm = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, pe.th32ProcessID);
121
if (hsm == INVALID_HANDLE_VALUE)
123
* If our module snapshot fails (which will happen if we don't own
124
* the process), just ignore it and continue. (It seems different
125
* versions of Windows return different values for GetLastError()
126
* in this situation; it's easier to just ignore it and move on vs.
127
* stopping the build for what could be a false positive.)
131
if (!Module32FirstW(hsm, &me)) {
132
printf("Module32FirstW[2] failed: %d\n", GetLastError());
139
if (_wcsnicmp(me.szModule, PYTHON_EXE, PYTHON_EXE_LEN))
140
/* Wrong module, we're looking for python[_d].exe... */
143
if (_wcsnicmp(path, me.szExePath, len))
144
/* Process doesn't live in our directory. */
147
/* Python process residing in the right directory, kill it! */
148
hp = OpenProcess(dac, FALSE, pe.th32ProcessID);
150
printf("OpenProcess failed: %d\n", GetLastError());
156
if (!TerminateProcess(hp, 1)) {
157
printf("TerminateProcess failed: %d\n", GetLastError());
167
} while (Module32NextW(hsm, &me));
171
} while (Process32NextW(hsp, &pe));
178
/* vi: set ts=8 sw=4 sts=4 expandtab */