ANSI-fy the sources.
Convert to using PyArg_ParseTuple() as appropriate to allow method names in error messages. Re-indent to four-space indentation.
This commit is contained in:
Fred Drake
parent
0c89d4ec9a
commit
e3a41c653a
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@ -38,17 +38,17 @@ keys and values, and the items() and values() methods are not\n\
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supported.";
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typedef struct {
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PyObject_HEAD
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int di_size; /* -1 means recompute */
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GDBM_FILE di_dbm;
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PyObject_HEAD
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int di_size; /* -1 means recompute */
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GDBM_FILE di_dbm;
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} dbmobject;
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staticforward PyTypeObject Dbmtype;
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#define is_dbmobject(v) ((v)->ob_type == &Dbmtype)
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#define check_dbmobject_open(v) if ((v)->di_dbm == NULL) \
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{ PyErr_SetString(DbmError, "GDBM object has already been closed"); \
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return NULL; }
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{ PyErr_SetString(DbmError, "GDBM object has already been closed"); \
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return NULL; }
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@ -65,139 +65,131 @@ GDBM objects also support additional operations such as firstkey,\n\
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nextkey, reorganize, and sync.";
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static PyObject *
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newdbmobject(file, flags, mode)
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char *file;
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int flags;
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int mode;
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newdbmobject(char *file, int flags, int mode)
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{
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dbmobject *dp;
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dbmobject *dp;
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dp = PyObject_New(dbmobject, &Dbmtype);
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if (dp == NULL)
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return NULL;
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dp->di_size = -1;
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errno = 0;
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if ( (dp->di_dbm = gdbm_open(file, 0, flags, mode, NULL)) == 0 ) {
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if (errno != 0)
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PyErr_SetFromErrno(DbmError);
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else
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PyErr_SetString(DbmError, gdbm_strerror(gdbm_errno));
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Py_DECREF(dp);
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return NULL;
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}
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return (PyObject *)dp;
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dp = PyObject_New(dbmobject, &Dbmtype);
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if (dp == NULL)
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return NULL;
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dp->di_size = -1;
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errno = 0;
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if ((dp->di_dbm = gdbm_open(file, 0, flags, mode, NULL)) == 0) {
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if (errno != 0)
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PyErr_SetFromErrno(DbmError);
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else
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PyErr_SetString(DbmError, gdbm_strerror(gdbm_errno));
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Py_DECREF(dp);
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return NULL;
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}
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return (PyObject *)dp;
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}
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/* Methods */
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static void
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dbm_dealloc(dp)
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register dbmobject *dp;
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dbm_dealloc(register dbmobject *dp)
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{
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if ( dp->di_dbm )
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gdbm_close(dp->di_dbm);
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PyObject_Del(dp);
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if (dp->di_dbm)
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gdbm_close(dp->di_dbm);
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PyObject_Del(dp);
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}
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static int
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dbm_length(dp)
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dbmobject *dp;
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dbm_length(dbmobject *dp)
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{
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if (dp->di_dbm == NULL) {
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PyErr_SetString(DbmError, "GDBM object has already been closed");
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return -1;
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}
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if ( dp->di_size < 0 ) {
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datum key,okey;
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int size;
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okey.dsize=0;
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if (dp->di_dbm == NULL) {
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PyErr_SetString(DbmError, "GDBM object has already been closed");
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return -1;
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}
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if (dp->di_size < 0) {
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datum key,okey;
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int size;
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okey.dsize=0;
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size = 0;
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for ( key=gdbm_firstkey(dp->di_dbm); key.dptr;
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key = gdbm_nextkey(dp->di_dbm,okey)) {
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size++;
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if(okey.dsize) free(okey.dptr);
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okey=key;
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}
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dp->di_size = size;
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}
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return dp->di_size;
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size = 0;
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for (key=gdbm_firstkey(dp->di_dbm); key.dptr;
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key = gdbm_nextkey(dp->di_dbm,okey)) {
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size++;
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if(okey.dsize) free(okey.dptr);
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okey=key;
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}
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dp->di_size = size;
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}
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return dp->di_size;
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}
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static PyObject *
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dbm_subscript(dp, key)
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dbmobject *dp;
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register PyObject *key;
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dbm_subscript(dbmobject *dp, register PyObject *key)
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{
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PyObject *v;
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datum drec, krec;
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if (!PyArg_Parse(key, "s#", &krec.dptr, &krec.dsize) )
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return NULL;
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PyObject *v;
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datum drec, krec;
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if (dp->di_dbm == NULL) {
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PyErr_SetString(DbmError,
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"GDBM object has already been closed");
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return NULL;
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}
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drec = gdbm_fetch(dp->di_dbm, krec);
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if ( drec.dptr == 0 ) {
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PyErr_SetString(PyExc_KeyError,
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PyString_AS_STRING((PyStringObject *)key));
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return NULL;
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}
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v = PyString_FromStringAndSize(drec.dptr, drec.dsize);
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free(drec.dptr);
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return v;
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if (!PyArg_Parse(key, "s#", &krec.dptr, &krec.dsize) )
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return NULL;
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if (dp->di_dbm == NULL) {
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PyErr_SetString(DbmError,
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"GDBM object has already been closed");
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return NULL;
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}
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drec = gdbm_fetch(dp->di_dbm, krec);
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if (drec.dptr == 0) {
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PyErr_SetString(PyExc_KeyError,
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PyString_AS_STRING((PyStringObject *)key));
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return NULL;
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}
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v = PyString_FromStringAndSize(drec.dptr, drec.dsize);
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free(drec.dptr);
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return v;
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}
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static int
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dbm_ass_sub(dp, v, w)
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dbmobject *dp;
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PyObject *v, *w;
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dbm_ass_sub(dbmobject *dp, PyObject *v, PyObject *w)
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{
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datum krec, drec;
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if ( !PyArg_Parse(v, "s#", &krec.dptr, &krec.dsize) ) {
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PyErr_SetString(PyExc_TypeError,
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"gdbm mappings have string indices only");
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return -1;
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}
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if (dp->di_dbm == NULL) {
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PyErr_SetString(DbmError,
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"GDBM object has already been closed");
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return -1;
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datum krec, drec;
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if (!PyArg_Parse(v, "s#", &krec.dptr, &krec.dsize) ) {
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PyErr_SetString(PyExc_TypeError,
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"gdbm mappings have string indices only");
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return -1;
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}
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if (dp->di_dbm == NULL) {
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PyErr_SetString(DbmError,
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"GDBM object has already been closed");
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return -1;
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}
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dp->di_size = -1;
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if (w == NULL) {
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if (gdbm_delete(dp->di_dbm, krec) < 0) {
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PyErr_SetString(PyExc_KeyError,
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PyString_AS_STRING((PyStringObject *)v));
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return -1;
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}
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dp->di_size = -1;
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if (w == NULL) {
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if ( gdbm_delete(dp->di_dbm, krec) < 0 ) {
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PyErr_SetString(PyExc_KeyError,
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PyString_AS_STRING((PyStringObject *)v));
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return -1;
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}
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} else {
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if ( !PyArg_Parse(w, "s#", &drec.dptr, &drec.dsize) ) {
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PyErr_SetString(PyExc_TypeError,
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"gdbm mappings have string elements only");
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return -1;
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}
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errno = 0;
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if ( gdbm_store(dp->di_dbm, krec, drec, GDBM_REPLACE) < 0 ) {
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if (errno != 0)
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PyErr_SetFromErrno(DbmError);
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else
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PyErr_SetString(DbmError,
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gdbm_strerror(gdbm_errno));
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return -1;
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}
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}
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return 0;
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}
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else {
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if (!PyArg_Parse(w, "s#", &drec.dptr, &drec.dsize)) {
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PyErr_SetString(PyExc_TypeError,
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"gdbm mappings have string elements only");
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return -1;
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}
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errno = 0;
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if (gdbm_store(dp->di_dbm, krec, drec, GDBM_REPLACE) < 0) {
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if (errno != 0)
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PyErr_SetFromErrno(DbmError);
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else
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PyErr_SetString(DbmError,
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gdbm_strerror(gdbm_errno));
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return -1;
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}
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}
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return 0;
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}
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static PyMappingMethods dbm_as_mapping = {
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(inquiry)dbm_length, /*mp_length*/
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(binaryfunc)dbm_subscript, /*mp_subscript*/
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(objobjargproc)dbm_ass_sub, /*mp_ass_subscript*/
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(inquiry)dbm_length, /*mp_length*/
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(binaryfunc)dbm_subscript, /*mp_subscript*/
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(objobjargproc)dbm_ass_sub, /*mp_ass_subscript*/
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};
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static char dbm_close__doc__[] = "\
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@ -205,17 +197,15 @@ close() -> None\n\
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Closes the database.";
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static PyObject *
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dbm_close(dp, args)
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register dbmobject *dp;
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PyObject *args;
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dbm_close(register dbmobject *dp, PyObject *args)
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{
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if ( !PyArg_NoArgs(args) )
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return NULL;
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if ( dp->di_dbm )
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gdbm_close(dp->di_dbm);
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dp->di_dbm = NULL;
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Py_INCREF(Py_None);
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return Py_None;
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if (!PyArg_ParseTuple(args, ":close"))
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return NULL;
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if (dp->di_dbm)
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gdbm_close(dp->di_dbm);
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dp->di_dbm = NULL;
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Py_INCREF(Py_None);
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return Py_None;
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}
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static char dbm_keys__doc__[] = "\
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@ -223,49 +213,45 @@ keys() -> list_of_keys\n\
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Get a list of all keys in the database.";
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static PyObject *
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dbm_keys(dp, args)
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register dbmobject *dp;
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PyObject *args;
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dbm_keys(register dbmobject *dp, PyObject *args)
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{
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register PyObject *v, *item;
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datum key, nextkey;
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int err;
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register PyObject *v, *item;
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datum key, nextkey;
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int err;
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if (dp == NULL || !is_dbmobject(dp)) {
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PyErr_BadInternalCall();
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return NULL;
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}
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if (dp == NULL || !is_dbmobject(dp)) {
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PyErr_BadInternalCall();
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return NULL;
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}
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if (!PyArg_ParseTuple(args, ":keys"))
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return NULL;
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if (!PyArg_NoArgs(args))
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return NULL;
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check_dbmobject_open(dp);
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check_dbmobject_open(dp);
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v = PyList_New(0);
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if (v == NULL)
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return NULL;
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v = PyList_New(0);
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if (v == NULL)
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return NULL;
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key = gdbm_firstkey(dp->di_dbm);
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while (key.dptr) {
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item = PyString_FromStringAndSize(key.dptr, key.dsize);
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if (item == NULL) {
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free(key.dptr);
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Py_DECREF(v);
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return NULL;
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}
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err = PyList_Append(v, item);
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Py_DECREF(item);
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if (err != 0) {
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free(key.dptr);
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Py_DECREF(v);
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return NULL;
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}
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nextkey = gdbm_nextkey(dp->di_dbm, key);
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free(key.dptr);
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key = nextkey;
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}
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return v;
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key = gdbm_firstkey(dp->di_dbm);
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while (key.dptr) {
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item = PyString_FromStringAndSize(key.dptr, key.dsize);
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if (item == NULL) {
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free(key.dptr);
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Py_DECREF(v);
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return NULL;
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}
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err = PyList_Append(v, item);
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Py_DECREF(item);
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if (err != 0) {
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free(key.dptr);
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Py_DECREF(v);
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return NULL;
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}
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nextkey = gdbm_nextkey(dp->di_dbm, key);
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free(key.dptr);
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key = nextkey;
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}
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return v;
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}
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static char dbm_has_key__doc__[] = "\
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@ -273,16 +259,14 @@ has_key(key) -> boolean\n\
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Find out whether or not the database contains a given key.";
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static PyObject *
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dbm_has_key(dp, args)
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register dbmobject *dp;
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PyObject *args;
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dbm_has_key(register dbmobject *dp, PyObject *args)
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{
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datum key;
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if (!PyArg_Parse(args, "s#", &key.dptr, &key.dsize))
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return NULL;
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check_dbmobject_open(dp);
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return PyInt_FromLong((long) gdbm_exists(dp->di_dbm, key));
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datum key;
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if (!PyArg_ParseTuple(args, "s#:has_key", &key.dptr, &key.dsize))
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return NULL;
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check_dbmobject_open(dp);
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return PyInt_FromLong((long) gdbm_exists(dp->di_dbm, key));
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}
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static char dbm_firstkey__doc__[] = "\
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@ -293,25 +277,24 @@ hash values, and won't be sorted by the key values. This method\n\
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returns the starting key.";
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static PyObject *
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dbm_firstkey(dp, args)
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register dbmobject *dp;
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PyObject *args;
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dbm_firstkey(register dbmobject *dp, PyObject *args)
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{
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register PyObject *v;
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datum key;
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register PyObject *v;
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datum key;
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if (!PyArg_NoArgs(args))
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return NULL;
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check_dbmobject_open(dp);
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key = gdbm_firstkey(dp->di_dbm);
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if (key.dptr) {
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v = PyString_FromStringAndSize(key.dptr, key.dsize);
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free(key.dptr);
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return v;
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} else {
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Py_INCREF(Py_None);
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return Py_None;
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}
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if (!PyArg_ParseTuple(args, ":firstkey"))
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return NULL;
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check_dbmobject_open(dp);
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key = gdbm_firstkey(dp->di_dbm);
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if (key.dptr) {
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v = PyString_FromStringAndSize(key.dptr, key.dsize);
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free(key.dptr);
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return v;
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}
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else {
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Py_INCREF(Py_None);
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return Py_None;
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}
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}
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static char dbm_nextkey__doc__[] = "\
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@ -326,25 +309,24 @@ to create a list in memory that contains them all:\n\
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k = db.nextkey(k)";
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static PyObject *
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dbm_nextkey(dp, args)
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register dbmobject *dp;
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PyObject *args;
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dbm_nextkey(register dbmobject *dp, PyObject *args)
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{
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register PyObject *v;
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datum key, nextkey;
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register PyObject *v;
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datum key, nextkey;
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if (!PyArg_Parse(args, "s#", &key.dptr, &key.dsize))
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return NULL;
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check_dbmobject_open(dp);
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nextkey = gdbm_nextkey(dp->di_dbm, key);
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if (nextkey.dptr) {
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v = PyString_FromStringAndSize(nextkey.dptr, nextkey.dsize);
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free(nextkey.dptr);
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return v;
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} else {
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Py_INCREF(Py_None);
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return Py_None;
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}
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if (!PyArg_ParseTuple(args, "s#:nextkey", &key.dptr, &key.dsize))
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return NULL;
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check_dbmobject_open(dp);
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nextkey = gdbm_nextkey(dp->di_dbm, key);
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if (nextkey.dptr) {
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v = PyString_FromStringAndSize(nextkey.dptr, nextkey.dsize);
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free(nextkey.dptr);
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return v;
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}
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else {
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Py_INCREF(Py_None);
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return Py_None;
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}
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}
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static char dbm_reorganize__doc__[] = "\
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|
|
@ -356,23 +338,21 @@ by using this reorganization; otherwise, deleted file space will be\n\
|
|||
kept and reused as new (key,value) pairs are added.";
|
||||
|
||||
static PyObject *
|
||||
dbm_reorganize(dp, args)
|
||||
register dbmobject *dp;
|
||||
PyObject *args;
|
||||
dbm_reorganize(register dbmobject *dp, PyObject *args)
|
||||
{
|
||||
if (!PyArg_NoArgs(args))
|
||||
return NULL;
|
||||
check_dbmobject_open(dp);
|
||||
errno = 0;
|
||||
if (gdbm_reorganize(dp->di_dbm) < 0) {
|
||||
if (errno != 0)
|
||||
PyErr_SetFromErrno(DbmError);
|
||||
else
|
||||
PyErr_SetString(DbmError, gdbm_strerror(gdbm_errno));
|
||||
return NULL;
|
||||
}
|
||||
Py_INCREF(Py_None);
|
||||
return Py_None;
|
||||
if (!PyArg_ParseTuple(args, ":reorganize"))
|
||||
return NULL;
|
||||
check_dbmobject_open(dp);
|
||||
errno = 0;
|
||||
if (gdbm_reorganize(dp->di_dbm) < 0) {
|
||||
if (errno != 0)
|
||||
PyErr_SetFromErrno(DbmError);
|
||||
else
|
||||
PyErr_SetString(DbmError, gdbm_strerror(gdbm_errno));
|
||||
return NULL;
|
||||
}
|
||||
Py_INCREF(Py_None);
|
||||
return Py_None;
|
||||
}
|
||||
|
||||
static char dbm_sync__doc__[] = "\
|
||||
|
|
@ -381,60 +361,56 @@ When the database has been opened in fast mode, this method forces\n\
|
|||
any unwritten data to be written to the disk.";
|
||||
|
||||
static PyObject *
|
||||
dbm_sync(dp, args)
|
||||
register dbmobject *dp;
|
||||
PyObject *args;
|
||||
dbm_sync(register dbmobject *dp, PyObject *args)
|
||||
{
|
||||
if (!PyArg_NoArgs(args))
|
||||
return NULL;
|
||||
check_dbmobject_open(dp);
|
||||
gdbm_sync(dp->di_dbm);
|
||||
Py_INCREF(Py_None);
|
||||
return Py_None;
|
||||
if (!PyArg_ParseTuple(args, ":sync"))
|
||||
return NULL;
|
||||
check_dbmobject_open(dp);
|
||||
gdbm_sync(dp->di_dbm);
|
||||
Py_INCREF(Py_None);
|
||||
return Py_None;
|
||||
}
|
||||
|
||||
static PyMethodDef dbm_methods[] = {
|
||||
{"close", (PyCFunction)dbm_close, 0, dbm_close__doc__},
|
||||
{"keys", (PyCFunction)dbm_keys, 0, dbm_keys__doc__},
|
||||
{"has_key", (PyCFunction)dbm_has_key, 0, dbm_has_key__doc__},
|
||||
{"firstkey", (PyCFunction)dbm_firstkey, 0, dbm_firstkey__doc__},
|
||||
{"nextkey", (PyCFunction)dbm_nextkey, 0, dbm_nextkey__doc__},
|
||||
{"reorganize", (PyCFunction)dbm_reorganize, 0, dbm_reorganize__doc__},
|
||||
{"sync", (PyCFunction)dbm_sync, 0, dbm_sync__doc__},
|
||||
{NULL, NULL} /* sentinel */
|
||||
{"close", (PyCFunction)dbm_close, METH_VARARGS, dbm_close__doc__},
|
||||
{"keys", (PyCFunction)dbm_keys, METH_VARARGS, dbm_keys__doc__},
|
||||
{"has_key", (PyCFunction)dbm_has_key, METH_VARARGS, dbm_has_key__doc__},
|
||||
{"firstkey", (PyCFunction)dbm_firstkey,METH_VARARGS, dbm_firstkey__doc__},
|
||||
{"nextkey", (PyCFunction)dbm_nextkey, METH_VARARGS, dbm_nextkey__doc__},
|
||||
{"reorganize",(PyCFunction)dbm_reorganize,METH_VARARGS, dbm_reorganize__doc__},
|
||||
{"sync", (PyCFunction)dbm_sync, METH_VARARGS, dbm_sync__doc__},
|
||||
{NULL, NULL} /* sentinel */
|
||||
};
|
||||
|
||||
static PyObject *
|
||||
dbm_getattr(dp, name)
|
||||
dbmobject *dp;
|
||||
char *name;
|
||||
dbm_getattr(dbmobject *dp, char *name)
|
||||
{
|
||||
return Py_FindMethod(dbm_methods, (PyObject *)dp, name);
|
||||
return Py_FindMethod(dbm_methods, (PyObject *)dp, name);
|
||||
}
|
||||
|
||||
static PyTypeObject Dbmtype = {
|
||||
PyObject_HEAD_INIT(0)
|
||||
0,
|
||||
"gdbm",
|
||||
sizeof(dbmobject),
|
||||
0,
|
||||
(destructor)dbm_dealloc, /*tp_dealloc*/
|
||||
0, /*tp_print*/
|
||||
(getattrfunc)dbm_getattr, /*tp_getattr*/
|
||||
0, /*tp_setattr*/
|
||||
0, /*tp_compare*/
|
||||
0, /*tp_repr*/
|
||||
0, /*tp_as_number*/
|
||||
0, /*tp_as_sequence*/
|
||||
&dbm_as_mapping, /*tp_as_mapping*/
|
||||
0, /*tp_hash*/
|
||||
0, /*tp_call*/
|
||||
0, /*tp_str*/
|
||||
0, /*tp_getattro*/
|
||||
0, /*tp_setattro*/
|
||||
0, /*tp_as_buffer*/
|
||||
0, /*tp_xxx4*/
|
||||
gdbm_object__doc__, /*tp_doc*/
|
||||
PyObject_HEAD_INIT(0)
|
||||
0,
|
||||
"gdbm",
|
||||
sizeof(dbmobject),
|
||||
0,
|
||||
(destructor)dbm_dealloc, /*tp_dealloc*/
|
||||
0, /*tp_print*/
|
||||
(getattrfunc)dbm_getattr, /*tp_getattr*/
|
||||
0, /*tp_setattr*/
|
||||
0, /*tp_compare*/
|
||||
0, /*tp_repr*/
|
||||
0, /*tp_as_number*/
|
||||
0, /*tp_as_sequence*/
|
||||
&dbm_as_mapping, /*tp_as_mapping*/
|
||||
0, /*tp_hash*/
|
||||
0, /*tp_call*/
|
||||
0, /*tp_str*/
|
||||
0, /*tp_getattro*/
|
||||
0, /*tp_setattro*/
|
||||
0, /*tp_as_buffer*/
|
||||
0, /*tp_xxx4*/
|
||||
gdbm_object__doc__, /*tp_doc*/
|
||||
};
|
||||
|
||||
/* ----------------------------------------------------------------- */
|
||||
|
|
@ -460,55 +436,53 @@ The optional mode argument is the Unix mode of the file, used only\n\
|
|||
when the database has to be created. It defaults to octal 0666. ";
|
||||
|
||||
static PyObject *
|
||||
dbmopen(self, args)
|
||||
PyObject *self;
|
||||
PyObject *args;
|
||||
dbmopen(PyObject *self, PyObject *args)
|
||||
{
|
||||
char *name;
|
||||
char *flags = "r ";
|
||||
int iflags;
|
||||
int mode = 0666;
|
||||
char *name;
|
||||
char *flags = "r ";
|
||||
int iflags;
|
||||
int mode = 0666;
|
||||
|
||||
if ( !PyArg_ParseTuple(args, "s|si:open", &name, &flags, &mode) )
|
||||
return NULL;
|
||||
switch (flags[0]) {
|
||||
case 'r':
|
||||
iflags = GDBM_READER;
|
||||
break;
|
||||
case 'w':
|
||||
iflags = GDBM_WRITER;
|
||||
break;
|
||||
case 'c':
|
||||
iflags = GDBM_WRCREAT;
|
||||
break;
|
||||
case 'n':
|
||||
iflags = GDBM_NEWDB;
|
||||
break;
|
||||
default:
|
||||
PyErr_SetString(DbmError,
|
||||
"Flags should be one of 'r', 'w', 'c' or 'n'");
|
||||
return NULL;
|
||||
}
|
||||
if (flags[1] == 'f')
|
||||
iflags |= GDBM_FAST;
|
||||
return newdbmobject(name, iflags, mode);
|
||||
if (!PyArg_ParseTuple(args, "s|si:open", &name, &flags, &mode))
|
||||
return NULL;
|
||||
switch (flags[0]) {
|
||||
case 'r':
|
||||
iflags = GDBM_READER;
|
||||
break;
|
||||
case 'w':
|
||||
iflags = GDBM_WRITER;
|
||||
break;
|
||||
case 'c':
|
||||
iflags = GDBM_WRCREAT;
|
||||
break;
|
||||
case 'n':
|
||||
iflags = GDBM_NEWDB;
|
||||
break;
|
||||
default:
|
||||
PyErr_SetString(DbmError,
|
||||
"Flags should be one of 'r', 'w', 'c' or 'n'");
|
||||
return NULL;
|
||||
}
|
||||
if (flags[1] == 'f')
|
||||
iflags |= GDBM_FAST;
|
||||
return newdbmobject(name, iflags, mode);
|
||||
}
|
||||
|
||||
static PyMethodDef dbmmodule_methods[] = {
|
||||
{ "open", (PyCFunction)dbmopen, 1, dbmopen__doc__},
|
||||
{ 0, 0 },
|
||||
{ "open", (PyCFunction)dbmopen, METH_VARARGS, dbmopen__doc__},
|
||||
{ 0, 0 },
|
||||
};
|
||||
|
||||
DL_EXPORT(void)
|
||||
initgdbm() {
|
||||
PyObject *m, *d;
|
||||
PyObject *m, *d;
|
||||
|
||||
Dbmtype.ob_type = &PyType_Type;
|
||||
m = Py_InitModule4("gdbm", dbmmodule_methods,
|
||||
gdbmmodule__doc__, (PyObject *)NULL,
|
||||
PYTHON_API_VERSION);
|
||||
d = PyModule_GetDict(m);
|
||||
DbmError = PyErr_NewException("gdbm.error", NULL, NULL);
|
||||
if (DbmError != NULL)
|
||||
PyDict_SetItemString(d, "error", DbmError);
|
||||
Dbmtype.ob_type = &PyType_Type;
|
||||
m = Py_InitModule4("gdbm", dbmmodule_methods,
|
||||
gdbmmodule__doc__, (PyObject *)NULL,
|
||||
PYTHON_API_VERSION);
|
||||
d = PyModule_GetDict(m);
|
||||
DbmError = PyErr_NewException("gdbm.error", NULL, NULL);
|
||||
if (DbmError != NULL)
|
||||
PyDict_SetItemString(d, "error", DbmError);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue