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bpo-39591: Functions in Python/traceback.c can take const pointer arguments #18422

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bpo-39591: Functions in Python/traceback.c can take const pointer arguments #18422

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14 changes: 7 additions & 7 deletions Python/traceback.c
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Original file line number Diff line number Diff line change
Expand Up @@ -502,7 +502,7 @@ _Py_DisplaySourceLine(PyObject *f, PyObject *filename, int lineno, int indent)
}

static int
tb_displayline(PyObject *f, PyObject *filename, int lineno, PyObject *name)
tb_displayline(PyObject *f, PyObject *filename, int lineno, const PyObject *name)
{
int err;
PyObject *line;
Expand Down Expand Up @@ -543,15 +543,15 @@ tb_print_line_repeated(PyObject *f, long cnt)
}

static int
tb_printinternal(PyTracebackObject *tb, PyObject *f, long limit)
tb_printinternal(const PyTracebackObject *tb, PyObject *f, long limit)
{
int err = 0;
Py_ssize_t depth = 0;
PyObject *last_file = NULL;
int last_line = -1;
PyObject *last_name = NULL;
long cnt = 0;
PyTracebackObject *tb1 = tb;
const PyTracebackObject *tb1 = tb;
while (tb1 != NULL) {
depth++;
tb1 = tb1->tb_next;
Expand Down Expand Up @@ -619,7 +619,7 @@ PyTraceBack_Print(PyObject *v, PyObject *f)
}
err = PyFile_WriteString("Traceback (most recent call last):\n", f);
if (!err)
err = tb_printinternal((PyTracebackObject *)v, f, limit);
err = tb_printinternal((const PyTracebackObject *)v, f, limit);
return err;
}

Expand Down Expand Up @@ -752,7 +752,7 @@ _Py_DumpASCII(int fd, PyObject *text)
This function is signal safe. */

static void
dump_frame(int fd, PyFrameObject *frame)
dump_frame(int fd, const PyFrameObject *frame)
{
PyCodeObject *code;
int lineno;
Expand Down Expand Up @@ -794,7 +794,7 @@ dump_frame(int fd, PyFrameObject *frame)
static void
dump_traceback(int fd, PyThreadState *tstate, int write_header)
{
PyFrameObject *frame;
const PyFrameObject *frame;
unsigned int depth;

if (write_header) {
Expand Down Expand Up @@ -839,7 +839,7 @@ _Py_DumpTraceback(int fd, PyThreadState *tstate)
This function is signal safe. */

static void
write_thread_id(int fd, PyThreadState *tstate, int is_current)
write_thread_id(int fd, const PyThreadState *tstate, int is_current)
{
if (is_current)
PUTS(fd, "Current thread 0x");
Expand Down