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authorAntoine Pitrou <solipsis@pitrou.net>2010-05-09 15:15:40 (GMT)
committerAntoine Pitrou <solipsis@pitrou.net>2010-05-09 15:15:40 (GMT)
commitc7c96a90bcf1366ac6f350f5506d0afee611e351 (patch)
tree4134c189d25fe972f2717f4b642a26e5f323a922 /Python/traceback.c
parentba32864b2d97018c71ce90926c853a67e79becf7 (diff)
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Recorded merge of revisions 81029 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r81029 | antoine.pitrou | 2010-05-09 16:46:46 +0200 (dim., 09 mai 2010) | 3 lines Untabify C files. Will watch buildbots. ........
Diffstat (limited to 'Python/traceback.c')
-rw-r--r--Python/traceback.c428
1 files changed, 214 insertions, 214 deletions
diff --git a/Python/traceback.c b/Python/traceback.c
index c2d7e77..a60a183 100644
--- a/Python/traceback.c
+++ b/Python/traceback.c
@@ -12,274 +12,274 @@
#define OFF(x) offsetof(PyTracebackObject, x)
static PyMemberDef tb_memberlist[] = {
- {"tb_next", T_OBJECT, OFF(tb_next), READONLY},
- {"tb_frame", T_OBJECT, OFF(tb_frame), READONLY},
- {"tb_lasti", T_INT, OFF(tb_lasti), READONLY},
- {"tb_lineno", T_INT, OFF(tb_lineno), READONLY},
- {NULL} /* Sentinel */
+ {"tb_next", T_OBJECT, OFF(tb_next), READONLY},
+ {"tb_frame", T_OBJECT, OFF(tb_frame), READONLY},
+ {"tb_lasti", T_INT, OFF(tb_lasti), READONLY},
+ {"tb_lineno", T_INT, OFF(tb_lineno), READONLY},
+ {NULL} /* Sentinel */
};
static void
tb_dealloc(PyTracebackObject *tb)
{
- PyObject_GC_UnTrack(tb);
- Py_TRASHCAN_SAFE_BEGIN(tb)
- Py_XDECREF(tb->tb_next);
- Py_XDECREF(tb->tb_frame);
- PyObject_GC_Del(tb);
- Py_TRASHCAN_SAFE_END(tb)
+ PyObject_GC_UnTrack(tb);
+ Py_TRASHCAN_SAFE_BEGIN(tb)
+ Py_XDECREF(tb->tb_next);
+ Py_XDECREF(tb->tb_frame);
+ PyObject_GC_Del(tb);
+ Py_TRASHCAN_SAFE_END(tb)
}
static int
tb_traverse(PyTracebackObject *tb, visitproc visit, void *arg)
{
- Py_VISIT(tb->tb_next);
- Py_VISIT(tb->tb_frame);
- return 0;
+ Py_VISIT(tb->tb_next);
+ Py_VISIT(tb->tb_frame);
+ return 0;
}
static void
tb_clear(PyTracebackObject *tb)
{
- Py_CLEAR(tb->tb_next);
- Py_CLEAR(tb->tb_frame);
+ Py_CLEAR(tb->tb_next);
+ Py_CLEAR(tb->tb_frame);
}
PyTypeObject PyTraceBack_Type = {
- PyVarObject_HEAD_INIT(&PyType_Type, 0)
- "traceback",
- sizeof(PyTracebackObject),
- 0,
- (destructor)tb_dealloc, /*tp_dealloc*/
- 0, /*tp_print*/
- 0, /*tp_getattr*/
- 0, /*tp_setattr*/
- 0, /*tp_compare*/
- 0, /*tp_repr*/
- 0, /*tp_as_number*/
- 0, /*tp_as_sequence*/
- 0, /*tp_as_mapping*/
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- 0, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
- 0, /* tp_doc */
- (traverseproc)tb_traverse, /* tp_traverse */
- (inquiry)tb_clear, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- 0, /* tp_iter */
- 0, /* tp_iternext */
- 0, /* tp_methods */
- tb_memberlist, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
+ PyVarObject_HEAD_INIT(&PyType_Type, 0)
+ "traceback",
+ sizeof(PyTracebackObject),
+ 0,
+ (destructor)tb_dealloc, /*tp_dealloc*/
+ 0, /*tp_print*/
+ 0, /*tp_getattr*/
+ 0, /*tp_setattr*/
+ 0, /*tp_compare*/
+ 0, /*tp_repr*/
+ 0, /*tp_as_number*/
+ 0, /*tp_as_sequence*/
+ 0, /*tp_as_mapping*/
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ 0, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC,/* tp_flags */
+ 0, /* tp_doc */
+ (traverseproc)tb_traverse, /* tp_traverse */
+ (inquiry)tb_clear, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ 0, /* tp_methods */
+ tb_memberlist, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
};
static PyTracebackObject *
newtracebackobject(PyTracebackObject *next, PyFrameObject *frame)
{
- PyTracebackObject *tb;
- if ((next != NULL && !PyTraceBack_Check(next)) ||
- frame == NULL || !PyFrame_Check(frame)) {
- PyErr_BadInternalCall();
- return NULL;
- }
- tb = PyObject_GC_New(PyTracebackObject, &PyTraceBack_Type);
- if (tb != NULL) {
- Py_XINCREF(next);
- tb->tb_next = next;
- Py_XINCREF(frame);
- tb->tb_frame = frame;
- tb->tb_lasti = frame->f_lasti;
- tb->tb_lineno = PyCode_Addr2Line(frame->f_code,
- frame->f_lasti);
- PyObject_GC_Track(tb);
- }
- return tb;
+ PyTracebackObject *tb;
+ if ((next != NULL && !PyTraceBack_Check(next)) ||
+ frame == NULL || !PyFrame_Check(frame)) {
+ PyErr_BadInternalCall();
+ return NULL;
+ }
+ tb = PyObject_GC_New(PyTracebackObject, &PyTraceBack_Type);
+ if (tb != NULL) {
+ Py_XINCREF(next);
+ tb->tb_next = next;
+ Py_XINCREF(frame);
+ tb->tb_frame = frame;
+ tb->tb_lasti = frame->f_lasti;
+ tb->tb_lineno = PyCode_Addr2Line(frame->f_code,
+ frame->f_lasti);
+ PyObject_GC_Track(tb);
+ }
+ return tb;
}
int
PyTraceBack_Here(PyFrameObject *frame)
{
- PyThreadState *tstate = PyThreadState_GET();
- PyTracebackObject *oldtb = (PyTracebackObject *) tstate->curexc_traceback;
- PyTracebackObject *tb = newtracebackobject(oldtb, frame);
- if (tb == NULL)
- return -1;
- tstate->curexc_traceback = (PyObject *)tb;
- Py_XDECREF(oldtb);
- return 0;
+ PyThreadState *tstate = PyThreadState_GET();
+ PyTracebackObject *oldtb = (PyTracebackObject *) tstate->curexc_traceback;
+ PyTracebackObject *tb = newtracebackobject(oldtb, frame);
+ if (tb == NULL)
+ return -1;
+ tstate->curexc_traceback = (PyObject *)tb;
+ Py_XDECREF(oldtb);
+ return 0;
}
int
_Py_DisplaySourceLine(PyObject *f, const char *filename, int lineno, int indent)
{
- int err = 0;
- FILE *xfp = NULL;
- char linebuf[2000];
- int i;
- char namebuf[MAXPATHLEN+1];
+ int err = 0;
+ FILE *xfp = NULL;
+ char linebuf[2000];
+ int i;
+ char namebuf[MAXPATHLEN+1];
- if (filename == NULL)
- return -1;
- /* This is needed by Emacs' compile command */
+ if (filename == NULL)
+ return -1;
+ /* This is needed by Emacs' compile command */
#define FMT " File \"%.500s\", line %d, in %.500s\n"
- xfp = fopen(filename, "r" PY_STDIOTEXTMODE);
- if (xfp == NULL) {
- /* Search tail of filename in sys.path before giving up */
- PyObject *path;
- const char *tail = strrchr(filename, SEP);
- if (tail == NULL)
- tail = filename;
- else
- tail++;
- path = PySys_GetObject("path");
- if (path != NULL && PyList_Check(path)) {
- Py_ssize_t _npath = PyList_Size(path);
- int npath = Py_SAFE_DOWNCAST(_npath, Py_ssize_t, int);
- size_t taillen = strlen(tail);
- for (i = 0; i < npath; i++) {
- PyObject *v = PyList_GetItem(path, i);
- if (v == NULL) {
- PyErr_Clear();
- break;
- }
- if (PyString_Check(v)) {
- size_t len;
- len = PyString_GET_SIZE(v);
- if (len + 1 + taillen >= MAXPATHLEN)
- continue; /* Too long */
- strcpy(namebuf, PyString_AsString(v));
- if (strlen(namebuf) != len)
- continue; /* v contains '\0' */
- if (len > 0 && namebuf[len-1] != SEP)
- namebuf[len++] = SEP;
- strcpy(namebuf+len, tail);
- xfp = fopen(namebuf, "r" PY_STDIOTEXTMODE);
- if (xfp != NULL) {
- filename = namebuf;
- break;
- }
- }
- }
- }
- }
-
- if (xfp == NULL)
- return err;
- if (err != 0) {
- fclose(xfp);
- return err;
+ xfp = fopen(filename, "r" PY_STDIOTEXTMODE);
+ if (xfp == NULL) {
+ /* Search tail of filename in sys.path before giving up */
+ PyObject *path;
+ const char *tail = strrchr(filename, SEP);
+ if (tail == NULL)
+ tail = filename;
+ else
+ tail++;
+ path = PySys_GetObject("path");
+ if (path != NULL && PyList_Check(path)) {
+ Py_ssize_t _npath = PyList_Size(path);
+ int npath = Py_SAFE_DOWNCAST(_npath, Py_ssize_t, int);
+ size_t taillen = strlen(tail);
+ for (i = 0; i < npath; i++) {
+ PyObject *v = PyList_GetItem(path, i);
+ if (v == NULL) {
+ PyErr_Clear();
+ break;
+ }
+ if (PyString_Check(v)) {
+ size_t len;
+ len = PyString_GET_SIZE(v);
+ if (len + 1 + taillen >= MAXPATHLEN)
+ continue; /* Too long */
+ strcpy(namebuf, PyString_AsString(v));
+ if (strlen(namebuf) != len)
+ continue; /* v contains '\0' */
+ if (len > 0 && namebuf[len-1] != SEP)
+ namebuf[len++] = SEP;
+ strcpy(namebuf+len, tail);
+ xfp = fopen(namebuf, "r" PY_STDIOTEXTMODE);
+ if (xfp != NULL) {
+ filename = namebuf;
+ break;
+ }
+ }
+ }
}
+ }
+
+ if (xfp == NULL)
+ return err;
+ if (err != 0) {
+ fclose(xfp);
+ return err;
+ }
- for (i = 0; i < lineno; i++) {
- char* pLastChar = &linebuf[sizeof(linebuf)-2];
- do {
- *pLastChar = '\0';
- if (Py_UniversalNewlineFgets(linebuf, sizeof linebuf, xfp, NULL) == NULL)
- break;
- /* fgets read *something*; if it didn't get as
- far as pLastChar, it must have found a newline
- or hit the end of the file; if pLastChar is \n,
- it obviously found a newline; else we haven't
- yet seen a newline, so must continue */
- } while (*pLastChar != '\0' && *pLastChar != '\n');
- }
- if (i == lineno) {
- char buf[11];
- char *p = linebuf;
- while (*p == ' ' || *p == '\t' || *p == '\014')
- p++;
+ for (i = 0; i < lineno; i++) {
+ char* pLastChar = &linebuf[sizeof(linebuf)-2];
+ do {
+ *pLastChar = '\0';
+ if (Py_UniversalNewlineFgets(linebuf, sizeof linebuf, xfp, NULL) == NULL)
+ break;
+ /* fgets read *something*; if it didn't get as
+ far as pLastChar, it must have found a newline
+ or hit the end of the file; if pLastChar is \n,
+ it obviously found a newline; else we haven't
+ yet seen a newline, so must continue */
+ } while (*pLastChar != '\0' && *pLastChar != '\n');
+ }
+ if (i == lineno) {
+ char buf[11];
+ char *p = linebuf;
+ while (*p == ' ' || *p == '\t' || *p == '\014')
+ p++;
- /* Write some spaces before the line */
- strcpy(buf, " ");
- assert (strlen(buf) == 10);
- while (indent > 0) {
- if(indent < 10)
- buf[indent] = '\0';
- err = PyFile_WriteString(buf, f);
- if (err != 0)
- break;
- indent -= 10;
- }
+ /* Write some spaces before the line */
+ strcpy(buf, " ");
+ assert (strlen(buf) == 10);
+ while (indent > 0) {
+ if(indent < 10)
+ buf[indent] = '\0';
+ err = PyFile_WriteString(buf, f);
+ if (err != 0)
+ break;
+ indent -= 10;
+ }
- if (err == 0)
- err = PyFile_WriteString(p, f);
- if (err == 0 && strchr(p, '\n') == NULL)
- err = PyFile_WriteString("\n", f);
- }
- fclose(xfp);
- return err;
+ if (err == 0)
+ err = PyFile_WriteString(p, f);
+ if (err == 0 && strchr(p, '\n') == NULL)
+ err = PyFile_WriteString("\n", f);
+ }
+ fclose(xfp);
+ return err;
}
static int
tb_displayline(PyObject *f, const char *filename, int lineno, const char *name)
{
- int err = 0;
- char linebuf[2000];
+ int err = 0;
+ char linebuf[2000];
- if (filename == NULL || name == NULL)
- return -1;
- /* This is needed by Emacs' compile command */
+ if (filename == NULL || name == NULL)
+ return -1;
+ /* This is needed by Emacs' compile command */
#define FMT " File \"%.500s\", line %d, in %.500s\n"
- PyOS_snprintf(linebuf, sizeof(linebuf), FMT, filename, lineno, name);
- err = PyFile_WriteString(linebuf, f);
- if (err != 0)
- return err;
- return _Py_DisplaySourceLine(f, filename, lineno, 4);
+ PyOS_snprintf(linebuf, sizeof(linebuf), FMT, filename, lineno, name);
+ err = PyFile_WriteString(linebuf, f);
+ if (err != 0)
+ return err;
+ return _Py_DisplaySourceLine(f, filename, lineno, 4);
}
static int
tb_printinternal(PyTracebackObject *tb, PyObject *f, long limit)
{
- int err = 0;
- long depth = 0;
- PyTracebackObject *tb1 = tb;
- while (tb1 != NULL) {
- depth++;
- tb1 = tb1->tb_next;
- }
- while (tb != NULL && err == 0) {
- if (depth <= limit) {
- err = tb_displayline(f,
- PyString_AsString(
- tb->tb_frame->f_code->co_filename),
- tb->tb_lineno,
- PyString_AsString(tb->tb_frame->f_code->co_name));
- }
- depth--;
- tb = tb->tb_next;
- if (err == 0)
- err = PyErr_CheckSignals();
- }
- return err;
+ int err = 0;
+ long depth = 0;
+ PyTracebackObject *tb1 = tb;
+ while (tb1 != NULL) {
+ depth++;
+ tb1 = tb1->tb_next;
+ }
+ while (tb != NULL && err == 0) {
+ if (depth <= limit) {
+ err = tb_displayline(f,
+ PyString_AsString(
+ tb->tb_frame->f_code->co_filename),
+ tb->tb_lineno,
+ PyString_AsString(tb->tb_frame->f_code->co_name));
+ }
+ depth--;
+ tb = tb->tb_next;
+ if (err == 0)
+ err = PyErr_CheckSignals();
+ }
+ return err;
}
int
PyTraceBack_Print(PyObject *v, PyObject *f)
{
- int err;
- PyObject *limitv;
- long limit = 1000;
- if (v == NULL)
- return 0;
- if (!PyTraceBack_Check(v)) {
- PyErr_BadInternalCall();
- return -1;
- }
- limitv = PySys_GetObject("tracebacklimit");
- if (limitv && PyInt_Check(limitv)) {
- limit = PyInt_AsLong(limitv);
- if (limit <= 0)
- return 0;
- }
- err = PyFile_WriteString("Traceback (most recent call last):\n", f);
- if (!err)
- err = tb_printinternal((PyTracebackObject *)v, f, limit);
- return err;
+ int err;
+ PyObject *limitv;
+ long limit = 1000;
+ if (v == NULL)
+ return 0;
+ if (!PyTraceBack_Check(v)) {
+ PyErr_BadInternalCall();
+ return -1;
+ }
+ limitv = PySys_GetObject("tracebacklimit");
+ if (limitv && PyInt_Check(limitv)) {
+ limit = PyInt_AsLong(limitv);
+ if (limit <= 0)
+ return 0;
+ }
+ err = PyFile_WriteString("Traceback (most recent call last):\n", f);
+ if (!err)
+ err = tb_printinternal((PyTracebackObject *)v, f, limit);
+ return err;
}