GNU libmicrohttpd  0.9.59
mhd_compat.h
Go to the documentation of this file.
1 /*
2  This file is part of libmicrohttpd
3  Copyright (C) 2014-2016 Karlson2k (Evgeny Grin)
4 
5  This library is free software; you can redistribute it and/or
6  modify it under the terms of the GNU Lesser General Public
7  License as published by the Free Software Foundation; either
8  version 2.1 of the License, or (at your option) any later version.
9 
10  This library is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Lesser General Public License for more details.
14 
15  You should have received a copy of the GNU Lesser General Public
16  License along with this library; if not, write to the Free Software
17  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 
19 */
20 
34 #ifndef MHD_COMPAT_H
35 #define MHD_COMPAT_H 1
36 
37 #include "mhd_options.h"
38 #include <stdlib.h>
39 #ifdef HAVE_STRING_H /* for strerror() */
40 #include <string.h>
41 #endif /* HAVE_STRING_H */
42 
43  /* MHD_strerror_ is strerror */
44 #define MHD_strerror_(errnum) strerror((errnum))
45 
46 /* Platform-independent snprintf name */
47 #if defined(HAVE_SNPRINTF)
48 #define MHD_snprintf_ snprintf
49 #else /* ! HAVE_SNPRINTF */
50 #if defined(_WIN32) && ! defined(__CYGWIN__)
51 /* Emulate snprintf function on W32 */
52 int W32_snprintf(char *__restrict s, size_t n, const char *__restrict format, ...);
53 #define MHD_snprintf_ W32_snprintf
54 #else /* ! _WIN32 || __CYGWIN__ */
55 #error Your platform does not support snprintf() and MHD does not know how to emulate it on your platform.
56 #endif /* ! _WIN32 || __CYGWIN__ */
57 #endif /* ! HAVE_SNPRINTF */
58 
59 #ifdef HAVE_RANDOM
60 
64 #define MHD_random_() random()
65 #else /* HAVE_RANDOM */
66 #ifdef HAVE_RAND
67 
71 #define MHD_random_() ( (((long)rand()) << 15) + (long)rand() )
72 #endif /* HAVE_RAND */
73 #endif /* HAVE_RANDOM */
74 
75 #ifdef HAVE_CALLOC
76 
79 #define MHD_calloc_(n,s) calloc((n),(s))
80 #else /* ! HAVE_CALLOC */
81 
84 void *MHD_calloc_(size_t nelem, size_t elsize);
85 #endif /* ! HAVE_CALLOC */
86 
87 #endif /* MHD_COMPAT_H */
additional automatic macros for MHD_config.h
void * MHD_calloc_(size_t nelem, size_t elsize)
Definition: mhd_compat.c:96