Add the const qualifier to "char *" variables that refer to literal strings. (#4370)
This commit is contained in:
parent
e184cfd7bf
commit
e2f92de6a9
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@ -1336,7 +1336,7 @@ static PyObject *py_dl_open(PyObject *self, PyObject *args)
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handle = ctypes_dlopen(name_str, mode);
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Py_XDECREF(name2);
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if (!handle) {
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char *errmsg = ctypes_dlerror();
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const char *errmsg = ctypes_dlerror();
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if (!errmsg)
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errmsg = "dlopen() error";
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PyErr_SetString(PyExc_OSError,
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@ -96,7 +96,7 @@
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/* Release Number */
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char *PyCursesVersion = "2.2";
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static const char PyCursesVersion[] = "2.2";
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/* Includes */
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@ -2562,7 +2562,7 @@ PyCurses_setupterm(PyObject* self, PyObject *args, PyObject* keywds)
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}
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if (!initialised_setupterm && setupterm(termstr,fd,&err) == ERR) {
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char* s = "setupterm: unknown error";
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const char* s = "setupterm: unknown error";
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if (err == 0) {
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s = "setupterm: could not find terminal";
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@ -1550,7 +1550,7 @@ static PyObject *
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pysqlite_connection_exit(pysqlite_Connection* self, PyObject* args)
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{
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PyObject* exc_type, *exc_value, *exc_tb;
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char* method_name;
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const char* method_name;
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PyObject* result;
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if (!PyArg_ParseTuple(args, "OOO", &exc_type, &exc_value, &exc_tb)) {
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@ -2413,7 +2413,7 @@ test_with_docstring(PyObject *self)
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static PyObject *
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test_string_to_double(PyObject *self) {
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double result;
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char *msg;
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const char *msg;
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#define CHECK_STRING(STR, expected) \
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result = PyOS_string_to_double(STR, NULL, NULL); \
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@ -125,7 +125,8 @@ static void fpe_reset(Sigfunc *handler)
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extern long ieee_handler(const char*, const char*, sigfpe_handler_type);
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#endif
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char *mode="exception", *in="all", *out;
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const char *mode="exception", *in="all";
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char *out;
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(void) nonstandard_arithmetic();
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(void) ieee_flags("clearall",mode,in,&out);
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(void) ieee_handler("set","common",(sigfpe_handler_type)handler);
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@ -1608,7 +1608,7 @@ _PyGC_DumpShutdownStats(void)
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{
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if (!(_PyRuntime.gc.debug & DEBUG_SAVEALL)
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&& _PyRuntime.gc.garbage != NULL && PyList_GET_SIZE(_PyRuntime.gc.garbage) > 0) {
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char *message;
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const char *message;
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if (_PyRuntime.gc.debug & DEBUG_UNCOLLECTABLE)
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message = "gc: %zd uncollectable objects at " \
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"shutdown";
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@ -342,7 +342,7 @@ getaddrinfo(const char*hostname, const char*servname,
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port = htons((u_short)atoi(servname));
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} else {
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struct servent *sp;
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char *proto;
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const char *proto;
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proto = NULL;
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switch (pai->ai_socktype) {
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@ -312,7 +312,7 @@ static int
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run_file(FILE *fp, const wchar_t *filename, PyCompilerFlags *p_cf)
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{
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PyObject *unicode, *bytes = NULL;
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char *filename_str;
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const char *filename_str;
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int run;
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/* call pending calls like signal handlers (SIGINT) */
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@ -1210,7 +1210,7 @@ new_mmap_object(PyTypeObject *type, PyObject *args, PyObject *kwdict)
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DWORD off_lo; /* lower 32 bits of offset */
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DWORD size_hi; /* upper 32 bits of size */
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DWORD size_lo; /* lower 32 bits of size */
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char *tagname = "";
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const char *tagname = "";
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DWORD dwErr = 0;
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int fileno;
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HANDLE fh = 0;
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@ -53,7 +53,7 @@ typedef unsigned long uint32_t;
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typedef struct {
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PyObject_HEAD
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char *devicename; /* name of the device file */
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const char *devicename; /* name of the device file */
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int fd; /* file descriptor */
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int mode; /* file mode (O_RDONLY, etc.) */
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Py_ssize_t icount; /* input count */
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@ -82,8 +82,8 @@ newossobject(PyObject *arg)
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{
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oss_audio_t *self;
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int fd, afmts, imode;
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char *devicename = NULL;
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char *mode = NULL;
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const char *devicename = NULL;
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const char *mode = NULL;
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/* Two ways to call open():
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open(device, mode) (for consistency with builtin open())
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@ -167,7 +167,7 @@ oss_dealloc(oss_audio_t *self)
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static oss_mixer_t *
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newossmixerobject(PyObject *arg)
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{
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char *devicename = NULL;
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const char *devicename = NULL;
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int fd;
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oss_mixer_t *self;
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@ -1806,7 +1806,8 @@ bytearray_strip_impl(PyByteArrayObject *self, PyObject *bytes)
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/*[clinic end generated code: output=760412661a34ad5a input=ef7bb59b09c21d62]*/
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{
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Py_ssize_t left, right, mysize, byteslen;
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char *myptr, *bytesptr;
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char *myptr;
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const char *bytesptr;
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Py_buffer vbytes;
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if (bytes == Py_None) {
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@ -1816,7 +1817,7 @@ bytearray_strip_impl(PyByteArrayObject *self, PyObject *bytes)
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else {
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if (PyObject_GetBuffer(bytes, &vbytes, PyBUF_SIMPLE) != 0)
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return NULL;
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bytesptr = (char *) vbytes.buf;
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bytesptr = (const char *) vbytes.buf;
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byteslen = vbytes.len;
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}
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myptr = PyByteArray_AS_STRING(self);
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@ -1847,7 +1848,8 @@ bytearray_lstrip_impl(PyByteArrayObject *self, PyObject *bytes)
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/*[clinic end generated code: output=d005c9d0ab909e66 input=80843f975dd7c480]*/
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{
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Py_ssize_t left, right, mysize, byteslen;
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char *myptr, *bytesptr;
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char *myptr;
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const char *bytesptr;
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Py_buffer vbytes;
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if (bytes == Py_None) {
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@ -1857,7 +1859,7 @@ bytearray_lstrip_impl(PyByteArrayObject *self, PyObject *bytes)
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else {
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if (PyObject_GetBuffer(bytes, &vbytes, PyBUF_SIMPLE) != 0)
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return NULL;
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bytesptr = (char *) vbytes.buf;
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bytesptr = (const char *) vbytes.buf;
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byteslen = vbytes.len;
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}
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myptr = PyByteArray_AS_STRING(self);
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@ -1885,7 +1887,8 @@ bytearray_rstrip_impl(PyByteArrayObject *self, PyObject *bytes)
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/*[clinic end generated code: output=030e2fbd2f7276bd input=e728b994954cfd91]*/
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{
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Py_ssize_t right, mysize, byteslen;
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char *myptr, *bytesptr;
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char *myptr;
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const char *bytesptr;
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Py_buffer vbytes;
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if (bytes == Py_None) {
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@ -1895,7 +1898,7 @@ bytearray_rstrip_impl(PyByteArrayObject *self, PyObject *bytes)
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else {
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if (PyObject_GetBuffer(bytes, &vbytes, PyBUF_SIMPLE) != 0)
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return NULL;
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bytesptr = (char *) vbytes.buf;
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bytesptr = (const char *) vbytes.buf;
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byteslen = vbytes.len;
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}
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myptr = PyByteArray_AS_STRING(self);
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@ -543,7 +543,7 @@ instancemethod_repr(PyObject *self)
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{
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PyObject *func = PyInstanceMethod_Function(self);
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PyObject *funcname = NULL , *result = NULL;
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char *defname = "?";
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const char *defname = "?";
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if (func == NULL) {
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PyErr_BadInternalCall();
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@ -363,9 +363,9 @@ complex_repr(PyComplexObject *v)
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/* These do not need to be freed. re is either an alias
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for pre or a pointer to a constant. lead and tail
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are pointers to constants. */
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char *re = NULL;
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char *lead = "";
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char *tail = "";
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const char *re = NULL;
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const char *lead = "";
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const char *tail = "";
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if (v->cval.real == 0. && copysign(1.0, v->cval.real)==1.0) {
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/* Real part is +0: just output the imaginary part and do not
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@ -152,7 +152,7 @@ gen_send_ex(PyGenObject *gen, PyObject *arg, int exc, int closing)
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PyObject *result;
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if (gen->gi_running) {
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char *msg = "generator already executing";
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const char *msg = "generator already executing";
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if (PyCoro_CheckExact(gen)) {
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msg = "coroutine already executing";
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}
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@ -186,8 +186,8 @@ gen_send_ex(PyGenObject *gen, PyObject *arg, int exc, int closing)
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if (f->f_lasti == -1) {
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if (arg && arg != Py_None) {
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char *msg = "can't send non-None value to a "
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"just-started generator";
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const char *msg = "can't send non-None value to a "
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"just-started generator";
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if (PyCoro_CheckExact(gen)) {
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msg = NON_INIT_CORO_MSG;
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}
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@ -410,7 +410,7 @@ gen_close(PyGenObject *gen, PyObject *args)
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PyErr_SetNone(PyExc_GeneratorExit);
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retval = gen_send_ex(gen, Py_None, 1, 1);
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if (retval) {
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char *msg = "generator ignored GeneratorExit";
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const char *msg = "generator ignored GeneratorExit";
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if (PyCoro_CheckExact(gen)) {
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msg = "coroutine ignored GeneratorExit";
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} else if (PyAsyncGen_CheckExact(gen)) {
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@ -1646,7 +1646,7 @@ _PyMem_DebugCheckAddress(char api, const void *p)
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{
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const uint8_t *q = (const uint8_t *)p;
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char msgbuf[64];
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char *msg;
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const char *msg;
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size_t nbytes;
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const uint8_t *tail;
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int i;
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@ -1661,7 +1661,7 @@ _PyMem_DebugCheckAddress(char api, const void *p)
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id = (char)q[-SST];
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if (id != api) {
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msg = msgbuf;
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snprintf(msg, sizeof(msgbuf), "bad ID: Allocated using API '%c', verified using API '%c'", id, api);
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snprintf(msgbuf, sizeof(msgbuf), "bad ID: Allocated using API '%c', verified using API '%c'", id, api);
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msgbuf[sizeof(msgbuf)-1] = 0;
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goto error;
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}
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@ -1625,7 +1625,7 @@ odict_init(PyObject *self, PyObject *args, PyObject *kwds)
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if (len == -1)
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return -1;
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if (len > 1) {
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char *msg = "expected at most 1 arguments, got %d";
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const char *msg = "expected at most 1 arguments, got %d";
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PyErr_Format(PyExc_TypeError, msg, len);
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return -1;
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}
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@ -2337,7 +2337,7 @@ mutablemapping_update(PyObject *self, PyObject *args, PyObject *kwargs)
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assert(args == NULL || PyTuple_Check(args));
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len = (args != NULL) ? PyTuple_GET_SIZE(args) : 0;
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if (len > 1) {
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char *msg = "update() takes at most 1 positional argument (%d given)";
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const char *msg = "update() takes at most 1 positional argument (%d given)";
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PyErr_Format(PyExc_TypeError, msg, len);
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return NULL;
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}
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@ -8396,8 +8396,8 @@ charmap_encoding_error(
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Py_ssize_t collstartpos = *inpos;
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Py_ssize_t collendpos = *inpos+1;
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Py_ssize_t collpos;
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char *encoding = "charmap";
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char *reason = "character maps to <undefined>";
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const char *encoding = "charmap";
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const char *reason = "character maps to <undefined>";
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charmapencode_result x;
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Py_UCS4 ch;
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int val;
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@ -8928,7 +8928,7 @@ _PyUnicode_TranslateCharmap(PyObject *input,
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/* output buffer */
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_PyUnicodeWriter writer;
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/* error handler */
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char *reason = "character maps to <undefined>";
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const char *reason = "character maps to <undefined>";
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PyObject *errorHandler = NULL;
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PyObject *exc = NULL;
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int ignore;
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@ -1614,7 +1614,7 @@ SelectPythonDlgProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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if (count == 0) {
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char Buffer[4096];
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char *msg;
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const char *msg;
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if (target_version && target_version[0]) {
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wsprintf(Buffer,
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"Python version %s required, which was not found"
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@ -1942,7 +1942,7 @@ builtin_input_impl(PyObject *module, PyObject *prompt)
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/* If we're interactive, use (GNU) readline */
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if (tty) {
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PyObject *po = NULL;
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char *promptstr;
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const char *promptstr;
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char *s = NULL;
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PyObject *stdin_encoding = NULL, *stdin_errors = NULL;
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PyObject *stdout_encoding = NULL, *stdout_errors = NULL;
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@ -4846,7 +4846,7 @@ compiler_visit_nested_slice(struct compiler *c, slice_ty s,
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static int
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compiler_visit_slice(struct compiler *c, slice_ty s, expr_context_ty ctx)
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{
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char * kindname = NULL;
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const char * kindname = NULL;
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switch (s->kind) {
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case Index_kind:
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kindname = "index";
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@ -196,7 +196,7 @@ _PyHash_Fini(void)
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#ifdef Py_HASH_STATS
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int i;
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Py_ssize_t total = 0;
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char *fmt = "%2i %8" PY_FORMAT_SIZE_T "d %8" PY_FORMAT_SIZE_T "d\n";
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const char *fmt = "%2i %8" PY_FORMAT_SIZE_T "d %8" PY_FORMAT_SIZE_T "d\n";
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fprintf(stderr, "len calls total\n");
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for (i = 1; i <= Py_HASH_STATS_MAX; i++) {
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@ -597,7 +597,8 @@ Py_LOCAL_INLINE(char *)
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ensure_decimal_point(char* buffer, size_t buf_size, int precision)
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{
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int digit_count, insert_count = 0, convert_to_exp = 0;
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char *chars_to_insert, *digits_start;
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const char *chars_to_insert;
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char *digits_start;
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/* search for the first non-digit character */
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char *p = buffer;
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@ -1300,7 +1300,7 @@ err_input(perrdetail *err)
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{
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PyObject *v, *w, *errtype, *errtext;
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PyObject *msg_obj = NULL;
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char *msg = NULL;
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const char *msg = NULL;
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int offset = err->offset;
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errtype = PyExc_SyntaxError;
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