Replace deprecated Py_UNICODE with wchar_t (#184)

* Replace Py_UNICODE with wchar_t to fix deprecation warnings

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: nijel <212189+nijel@users.noreply.github.com>
Co-authored-by: Michal Čihař <michal@cihar.com>

Author: Copilot

gammu/src/convertors/bitmap.c

@@ -316,8 +316,8 @@ PyObject *BitmapToPython(GSM_Bitmap * bitmap)
 	PyObject *xpmval;
 	PyObject *s;
 	char *t;
-	Py_UNICODE *txt;
-	Py_UNICODE *sendr;
+	wchar_t *txt;
+	wchar_t *sendr;
 	PyObject *val;
 
 	xpmval = PyList_New(0);

gammu/src/convertors/calendar.c

@@ -199,7 +199,7 @@ PyObject *CalendarToPython(const GSM_CalendarEntry * entry)
 	PyObject *r;
 	PyObject *d;
 	int i;
-	Py_UNICODE *s;
+	wchar_t *s;
 	char *t;
 	GSM_DateTime dt;
 	int ignore;

gammu/src/convertors/memory.c

@@ -72,7 +72,7 @@ PyObject *MemoryEntryToPython(const GSM_MemoryEntry * entry)
 	PyObject *l;
 	int i;
 	int j;
-	Py_UNICODE *s;
+	wchar_t *s;
 	char *t;
 	const GSM_BinaryPicture *bitmap;
 	const char *bmptype;

gammu/src/convertors/sms.c

@@ -223,7 +223,7 @@ GSM_SMSFormat StringToSMSFormat(char *s)
 PyObject *SMSCToPython(GSM_SMSC * smsc)
 {
 	PyObject *ret;
-	Py_UNICODE *name, *number, *defaultn;
+	wchar_t *name, *number, *defaultn;
 	char *val, *fmt;
 
 	name = strGammuToPython(smsc->Name);
@@ -911,8 +911,8 @@ PyObject *SMSToPython(GSM_SMSMessage * sms)
 	PyObject *udh;
 	PyObject *smsc;
 	char *mt;
-	Py_UNICODE *name;
-	Py_UNICODE *number;
+	wchar_t *name;
+	wchar_t *number;
 	PyObject *text;
 	char *type;
 	char *coding;
@@ -2026,7 +2026,7 @@ int SMSInfoFromPython(PyObject * dict, GSM_MultiPartSMSInfo * entry)
 
 PyObject *SMSFolderToPython(GSM_OneSMSFolder * folder)
 {
-	Py_UNICODE *name;
+	wchar_t *name;
 	char *mt;
 	PyObject *result;
 

gammu/src/convertors/todo.c

@@ -77,7 +77,7 @@ PyObject *TodoToPython(const GSM_ToDoEntry * entry)
 	PyObject *r;
 	PyObject *d;
 	int i;
-	Py_UNICODE *s;
+	wchar_t *s;
 	char *p;
 	char *t;
 

gammu/src/convertors/wap.c

@@ -157,7 +157,7 @@ int MMSIndicatorFromPython(PyObject * dict, GSM_MMSIndicator * mms)
 PyObject *WAPBookmarkToPython(GSM_WAPBookmark * wap)
 {
 	PyObject *ret;
-	Py_UNICODE *title, *address;
+	wchar_t *title, *address;
 
 	title = strGammuToPython(wap->Title);
 	if (title == NULL)

gammu/src/gammu.c

@@ -1233,7 +1233,7 @@ StateMachine_GetAlarm(StateMachineObject *self, PyObject *args, PyObject *kwds)
     GSM_Error           error;
     GSM_Alarm           gsm_alarm;
     PyObject            *dt;
-    Py_UNICODE          *s;
+    wchar_t             *s;
     PyObject            *result;
     static char         *kwlist[] = {"Location", NULL};
 
@@ -1891,7 +1891,7 @@ StateMachine_GetCategory(StateMachineObject *self, PyObject *args, PyObject *kwd
     GSM_Category        Category;
     static char         *kwlist[] = {"Type", "Location", NULL};
     char                *s;
-    Py_UNICODE          *u;
+    wchar_t             *u;
     PyObject            *o;
 
     if (!PyArg_ParseTupleAndKeywords(args, kwds, "si", kwlist,

include/convertors.h

@@ -80,7 +80,7 @@ int BuildGSMTime(PyObject * pydt, GSM_DateTime * dt);
 /**
  * Convert Python unicode string to Gammu unicode string.
  */
-unsigned char *strPythonToGammu(const Py_UNICODE * src, const size_t len);
+unsigned char *strPythonToGammu(const wchar_t * src, const size_t len);
 
 /**
  * Converts either object to unicode and returns its value.
@@ -90,12 +90,12 @@ unsigned char *StringPythonToGammu(PyObject * o);
 /**
  * Convert Gammu unicode string to unicode string that can be read by Python.
  */
-Py_UNICODE *strGammuToPython(const unsigned char *src);
+wchar_t *strGammuToPython(const unsigned char *src);
 
 /**
  * Convert Gammu unicode string with defined length to unicode string that can be read by Python.
  */
-Py_UNICODE *strGammuToPythonL(const unsigned char *src, const int len, size_t *out_len);
+wchar_t *strGammuToPythonL(const unsigned char *src, const int len, size_t *out_len);
 
 /**
  * Convert Gammu unicode string to python unicode object.