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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2013-12-29 23:39:28 -0500
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2013-12-30 00:17:15 -0500
commitb560cc1c45006a98c7652435df13c96b39827f22 (patch)
tree6ebfdf010c77424cb84aa4b31fdf6ac6fe4a11c1
parent892213bf1fd23e48d64a407ece6e10b07bef1926 (diff)
systemd-python: fix setting of exception codes
The return value of 0 would be treated as failure by mistake, resulting in " SystemError: error return without exception set". The way that set_error() is used is changed to be the same everywhere.
-rw-r--r--src/python-systemd/_daemon.c14
-rw-r--r--src/python-systemd/_reader.c63
2 files changed, 35 insertions, 42 deletions
diff --git a/src/python-systemd/_daemon.c b/src/python-systemd/_daemon.c
index f0ab16f659..c6db69fe26 100644
--- a/src/python-systemd/_daemon.c
+++ b/src/python-systemd/_daemon.c
@@ -88,7 +88,7 @@ static PyObject* notify(PyObject *self, PyObject *args, PyObject *keywds) {
#endif
r = sd_notify(unset, msg);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
@@ -123,7 +123,7 @@ static PyObject* listen_fds(PyObject *self, PyObject *args, PyObject *keywds) {
#endif
r = sd_listen_fds(unset);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return long_FromLong(r);
@@ -151,7 +151,7 @@ static PyObject* is_fifo(PyObject *self, PyObject *args) {
#endif
r = sd_is_fifo(fd, path);
- if (set_error(r, path, NULL))
+ if (set_error(r, path, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
@@ -179,7 +179,7 @@ static PyObject* is_mq(PyObject *self, PyObject *args) {
#endif
r = sd_is_mq(fd, path);
- if (set_error(r, path, NULL))
+ if (set_error(r, path, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
@@ -203,7 +203,7 @@ static PyObject* is_socket(PyObject *self, PyObject *args) {
return NULL;
r = sd_is_socket(fd, family, type, listening);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
@@ -230,7 +230,7 @@ static PyObject* is_socket_inet(PyObject *self, PyObject *args) {
}
r = sd_is_socket_inet(fd, family, type, listening, (uint16_t) port);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
@@ -265,7 +265,7 @@ static PyObject* is_socket_unix(PyObject *self, PyObject *args) {
#endif
r = sd_is_socket_unix(fd, type, listening, path, length);
- if (set_error(r, path, NULL))
+ if (set_error(r, path, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
diff --git a/src/python-systemd/_reader.c b/src/python-systemd/_reader.c
index 1012606985..ee25c49741 100644
--- a/src/python-systemd/_reader.c
+++ b/src/python-systemd/_reader.c
@@ -202,8 +202,7 @@ PyDoc_STRVAR(Reader_reliable_fd__doc__,
"See man:sd_journal_reliable_fd(3).");
static PyObject* Reader_reliable_fd(Reader *self, PyObject *args) {
int r = sd_journal_reliable_fd(self->j);
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
}
@@ -216,8 +215,7 @@ PyDoc_STRVAR(Reader_get_events__doc__,
"See man:sd_journal_get_events(3) for further discussion.");
static PyObject* Reader_get_events(Reader *self, PyObject *args) {
int r = sd_journal_get_events(self->j);
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return long_FromLong(r);
}
@@ -236,8 +234,7 @@ static PyObject* Reader_get_timeout(Reader *self, PyObject *args) {
uint64_t t;
r = sd_journal_get_timeout(self->j, &t);
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
if (t == (uint64_t) -1)
@@ -258,8 +255,7 @@ static PyObject* Reader_get_timeout_ms(Reader *self, PyObject *args) {
uint64_t t;
r = sd_journal_get_timeout(self->j, &t);
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return absolute_timeout(t);
@@ -295,7 +291,7 @@ static PyObject* Reader_get_usage(Reader *self, PyObject *args) {
uint64_t bytes;
r = sd_journal_get_usage(self->j, &bytes);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
assert_cc(sizeof(unsigned long long) == sizeof(bytes));
@@ -354,8 +350,7 @@ static PyObject* Reader_next(Reader *self, PyObject *args) {
assert_not_reached("should not be here");
Py_END_ALLOW_THREADS
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
}
@@ -431,7 +426,8 @@ static PyObject* Reader_get(Reader *self, PyObject *args) {
if (r == -ENOENT) {
PyErr_SetString(PyExc_KeyError, field);
return NULL;
- } else if (set_error(r, NULL, "field name is not valid"))
+ }
+ if (set_error(r, NULL, "field name is not valid") < 0)
return NULL;
r = extract(msg, msg_len, NULL, &value);
@@ -514,7 +510,7 @@ static PyObject* Reader_get_realtime(Reader *self, PyObject *args) {
assert(!args);
r = sd_journal_get_realtime_usec(self->j, &timestamp);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
assert_cc(sizeof(unsigned long long) == sizeof(timestamp));
@@ -538,7 +534,7 @@ static PyObject* Reader_get_monotonic(Reader *self, PyObject *args) {
assert(!args);
r = sd_journal_get_monotonic_usec(self->j, &timestamp, &id);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
assert_cc(sizeof(unsigned long long) == sizeof(timestamp));
@@ -580,8 +576,7 @@ static PyObject* Reader_add_match(Reader *self, PyObject *args, PyObject *keywds
return NULL;
r = sd_journal_add_match(self->j, match, match_len);
- set_error(r, NULL, "Invalid match");
- if (r < 0)
+ if (set_error(r, NULL, "Invalid match") < 0)
return NULL;
Py_RETURN_NONE;
@@ -597,8 +592,7 @@ PyDoc_STRVAR(Reader_add_disjunction__doc__,
static PyObject* Reader_add_disjunction(Reader *self, PyObject *args) {
int r;
r = sd_journal_add_disjunction(self->j);
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
Py_RETURN_NONE;
}
@@ -613,8 +607,7 @@ PyDoc_STRVAR(Reader_add_conjunction__doc__,
static PyObject* Reader_add_conjunction(Reader *self, PyObject *args) {
int r;
r = sd_journal_add_conjunction(self->j);
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
Py_RETURN_NONE;
}
@@ -639,7 +632,7 @@ static PyObject* Reader_seek_head(Reader *self, PyObject *args) {
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_head(self->j);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
Py_RETURN_NONE;
}
@@ -655,7 +648,7 @@ static PyObject* Reader_seek_tail(Reader *self, PyObject *args) {
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_tail(self->j);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
Py_RETURN_NONE;
}
@@ -675,7 +668,7 @@ static PyObject* Reader_seek_realtime(Reader *self, PyObject *args) {
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_realtime_usec(self->j, timestamp);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
Py_RETURN_NONE;
}
@@ -698,20 +691,20 @@ static PyObject* Reader_seek_monotonic(Reader *self, PyObject *args) {
if (bootid) {
r = sd_id128_from_string(bootid, &id);
- if (set_error(r, NULL, "Invalid bootid"))
+ if (set_error(r, NULL, "Invalid bootid") < 0)
return NULL;
} else {
Py_BEGIN_ALLOW_THREADS
r = sd_id128_get_boot(&id);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
}
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_monotonic_usec(self->j, id, timestamp);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
Py_RETURN_NONE;
@@ -781,7 +774,7 @@ static PyObject* Reader_seek_cursor(Reader *self, PyObject *args) {
Py_BEGIN_ALLOW_THREADS
r = sd_journal_seek_cursor(self->j, cursor);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, "Invalid cursor"))
+ if (set_error(r, NULL, "Invalid cursor") < 0)
return NULL;
Py_RETURN_NONE;
}
@@ -799,7 +792,7 @@ static PyObject* Reader_get_cursor(Reader *self, PyObject *args) {
assert(!args);
r = sd_journal_get_cursor(self->j, &cursor);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return unicode_FromString(cursor);
@@ -821,8 +814,7 @@ static PyObject* Reader_test_cursor(Reader *self, PyObject *args) {
return NULL;
r = sd_journal_test_cursor(self->j, cursor);
- set_error(r, NULL, NULL);
- if (r < 0)
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return PyBool_FromLong(r);
@@ -845,7 +837,7 @@ static PyObject* Reader_query_unique(Reader *self, PyObject *args) {
Py_BEGIN_ALLOW_THREADS
r = sd_journal_query_unique(self->j, query);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, "Invalid field name"))
+ if (set_error(r, NULL, "Invalid field name") < 0)
return NULL;
value_set = PySet_New(0);
@@ -898,7 +890,8 @@ static PyObject* Reader_get_catalog(Reader *self, PyObject *args) {
else
set_error(r, NULL, NULL);
return NULL;
- } else if (set_error(r, NULL, NULL))
+ }
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return unicode_FromString(msg);
@@ -922,13 +915,13 @@ static PyObject* get_catalog(PyObject *self, PyObject *args) {
return NULL;
r = sd_id128_from_string(id_, &id);
- if (set_error(r, NULL, "Invalid id128"))
+ if (set_error(r, NULL, "Invalid id128") < 0)
return NULL;
Py_BEGIN_ALLOW_THREADS
r = sd_journal_get_catalog_for_message_id(id, &msg);
Py_END_ALLOW_THREADS
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return unicode_FromString(msg);
@@ -945,7 +938,7 @@ static PyObject* Reader_get_data_threshold(Reader *self, void *closure) {
int r;
r = sd_journal_get_data_threshold(self->j, &cvalue);
- if (set_error(r, NULL, NULL))
+ if (set_error(r, NULL, NULL) < 0)
return NULL;
return long_FromSize_t(cvalue);