1/*---------------------------------------------------------------------------*
2 *  ptypes.c  *
3 *                                                                           *
4 *  Copyright 2007, 2008 Nuance Communciations, Inc.                               *
5 *                                                                           *
6 *  Licensed under the Apache License, Version 2.0 (the 'License');          *
7 *  you may not use this file except in compliance with the License.         *
8 *                                                                           *
9 *  You may obtain a copy of the License at                                  *
10 *      http://www.apache.org/licenses/LICENSE-2.0                           *
11 *                                                                           *
12 *  Unless required by applicable law or agreed to in writing, software      *
13 *  distributed under the License is distributed on an 'AS IS' BASIS,        *
14 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
15 *  See the License for the specific language governing permissions and      *
16 *  limitations under the License.                                           *
17 *                                                                           *
18 *---------------------------------------------------------------------------*/
19
20#include "ptypes.h"
21
22PINLINE ESR_BOOL isNumber(const LCHAR* str)
23{
24  if (!str || !*str)
25    return ESR_FALSE;
26
27  /* ignore minus sign */
28  if (*str == L('-'))
29    ++str;
30
31  while (*str)
32  {
33    if (!isdigit(*str))
34      return ESR_FALSE;
35    ++str;
36  }
37  return ESR_TRUE;
38}
39