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plugged some memory leaks (Steve Clift)

This commit is contained in:
Guido van Rossum 1995-03-14 15:04:40 +00:00
parent e333d167fe
commit b045afc711
1 changed files with 16 additions and 9 deletions
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25
Modules/gdbmmodule.c
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@ -61,8 +61,12 @@ newdbmobject(file, flags, mode)
if (dp == NULL)
return NULL;
dp->di_size = -1;
errno = 0;
if ( (dp->di_dbm = gdbm_open(file, 0, flags, mode, NULL)) == 0 ) {
err_errno(DbmError);
if (errno != 0)
err_errno(DbmError);
else
err_setstr(DbmError, (char *) gdbm_strerror(gdbm_errno));
DECREF(dp);
return 0;
}
@ -117,7 +121,9 @@ dbm_subscript(dp, key)
err_setstr(KeyError, GETSTRINGVALUE((stringobject *)key));
return 0;
}
return newsizedstringobject(drec.dptr, drec.dsize);
v = newsizedstringobject(drec.dptr, drec.dsize);
free(drec.dptr);
return v;
}
static int
@ -143,8 +149,12 @@ dbm_ass_sub(dp, v, w)
"gdbm mappings have string elements only");
return -1;
}
errno = 0;
if ( gdbm_store(dp->di_dbm, krec, drec, GDBM_REPLACE) < 0 ) {
err_setstr(DbmError, "Cannot add item to database");
if (errno != 0)
err_errno(DbmError);
else
err_setstr(DbmError, (char *) gdbm_strerror(gdbm_errno));
return -1;
}
}
@ -192,12 +202,11 @@ dbm_has_key(dp, args)
register dbmobject *dp;
object *args;
{
datum key, val;
datum key;
if (!getargs(args, "s#", &key.dptr, &key.dsize))
return NULL;
val = gdbm_fetch(dp->di_dbm, key);
return newintobject(val.dptr != NULL);
return newintobject((long) gdbm_exists(dp->di_dbm, key));
}
static struct methodlist dbm_methods[] = {
@ -254,7 +263,7 @@ dbmopen(self, args)
iflags = GDBM_NEWDB;
else {
err_setstr(DbmError,
"Flags should be one of 'r', or 'w'");
"Flags should be one of 'r', 'w', 'c' or 'n'");
return 0;
}
return newdbmobject(name, iflags, mode);
@ -275,5 +284,3 @@ initgdbm() {
if ( DbmError == NULL || dictinsert(d, "error", DbmError) )
fatal("can't define gdbm.error");
}