systemd-python: fix iteration

[elogind.git] / src / python-systemd / pyutil.c

diff --git a/src/python-systemd/pyutil.c b/src/python-systemd/pyutil.c
index 79065a11c0db80af63bf8633c7c5007908dc7b5c..42e7ba72cf78d74f403a71a8942014275bb5f62a 100644 (file)
--- a/src/python-systemd/pyutil.c
+++ b/src/python-systemd/pyutil.c
@@ -28,3 +28,33 @@ void cleanup_Py_DECREFp(PyObject **p) {
 
         Py_DECREF(*p);
 }
+
+PyObject* absolute_timeout(uint64_t t) {
+        if (t == (uint64_t) -1)
+                return PyLong_FromLong(-1);
+        else {
+                struct timespec ts;
+                uint64_t n;
+                int msec;
+
+                clock_gettime(CLOCK_MONOTONIC, &ts);
+                n = (uint64_t) ts.tv_sec * 1000000 + ts.tv_nsec / 1000;
+                msec = t > n ? (int) ((t - n + 999) / 1000) : 0;
+
+                return PyLong_FromLong(msec);
+        }
+}
+
+int set_error(int r, const char* path, const char* invalid_message) {
+        if (r >= 0)
+                return r;
+        if (r == -EINVAL && invalid_message)
+                PyErr_SetString(PyExc_ValueError, invalid_message);
+        else if (r == -ENOMEM)
+                PyErr_SetString(PyExc_MemoryError, "Not enough memory");
+        else {
+                errno = -r;
+                PyErr_SetFromErrnoWithFilename(PyExc_OSError, path);
+        }
+        return -1;
+}