summaryrefslogtreecommitdiffstats
path: root/mbed/platform/mbed_preprocessor.h
blob: 506f8042ec726e28da646e8838faac091faf06d3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
/** \addtogroup platform */
/** @{*/
/* mbed Microcontroller Library
 * Copyright (c) 2006-2013 ARM Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#ifndef MBED_PREPROCESSOR_H
#define MBED_PREPROCESSOR_H


/** MBED_CONCAT
 *  Concatenate tokens together
 *
 *  @note
 *  Expands tokens before concatenation
 *
 *  @code
 *  // Creates a unique label based on the line number
 *  int MBED_CONCAT(UNIQUE_LABEL_, __LINE__) = 1;
 *  @endcode
 */
#define MBED_CONCAT(a, b) MBED_CONCAT_(a, b)
#define MBED_CONCAT_(a, b) a##b

/** MBED_STRINGIFY
 *  Converts tokens into strings
 *
 *  @note
 *  Expands tokens before stringification
 *
 *  @code
 *  // Creates a string based on the parameters
 *  const char *c = MBED_STRINGIFY(This is a ridiculous way to create a string)
 *  @endcode
 */
#define MBED_STRINGIFY(a) MBED_STRINGIFY_(a)
#define MBED_STRINGIFY_(a) #a


#endif

/** @}*/