/***************************************************************************** * vlc_fixups.h: portability fixups included from config.h ***************************************************************************** * Copyright © 1998-2008 the VideoLAN project * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation; either version 2.1 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with this program; if not, write to the Free Software Foundation, * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. *****************************************************************************/ /** * \file * This file is a collection of portability fixes */ #ifndef LIBVLC_FIXUPS_H # define LIBVLC_FIXUPS_H 1 /* needed to detect uClibc */ #ifdef HAVE_FEATURES_H #include #endif /* C++11 says there's no need to define __STDC_*_MACROS when including * inttypes.h and stdint.h. */ #if defined (__cplusplus) && (defined(__MINGW32__) || defined(__UCLIBC__) || defined(__native_client__)) # ifndef __STDC_FORMAT_MACROS # define __STDC_FORMAT_MACROS 1 # endif # ifndef __STDC_CONSTANT_MACROS # define __STDC_CONSTANT_MACROS 1 # endif # ifndef __STDC_LIMIT_MACROS # define __STDC_LIMIT_MACROS 1 # endif #endif #ifndef __cplusplus # ifdef HAVE_THREADS_H # include # elif !defined(thread_local) # ifdef HAVE_THREAD_LOCAL # define thread_local _Thread_local # elif defined(_MSC_VER) # define thread_local __declspec(thread) # endif # endif #endif #if !defined (HAVE_GMTIME_R) || !defined (HAVE_LOCALTIME_R) \ || !defined (HAVE_TIMEGM) # include /* time_t */ #endif #ifndef HAVE_GETTIMEOFDAY #ifdef _WIN32 #include #else #include #endif #endif #ifndef HAVE_LLDIV typedef struct { long long quot; /* Quotient. */ long long rem; /* Remainder. */ } lldiv_t; #endif #if !defined(HAVE_GETENV) || \ !defined(HAVE_USELOCALE) # include /* NULL */ #endif #if !defined (HAVE_REWIND) || \ !defined (HAVE_GETDELIM) # include /* FILE */ #endif #if !defined (HAVE_ALIGNED_ALLOC) || \ !defined (HAVE_MEMRCHR) || \ !defined (HAVE_STRLCPY) || \ !defined (HAVE_STRNDUP) || \ !defined (HAVE_STRNLEN) || \ !defined (HAVE_STRNSTR) # include /* size_t */ #endif #ifndef HAVE_VASPRINTF # include /* va_list */ #endif #if !defined (HAVE_GETDELIM) || \ !defined (HAVE_GETPID) || \ !defined (HAVE_SWAB) # include /* ssize_t, pid_t */ #endif #if !defined (HAVE_DIRFD) || \ !defined (HAVE_FDOPENDIR) # include #endif #ifdef __cplusplus # define VLC_NOTHROW throw () extern "C" { #else # define VLC_NOTHROW #endif /* signal.h */ #if !defined(HAVE_SIGWAIT) && defined(__native_client__) /* NaCl does not define sigwait in signal.h. We need to include it here to * define sigwait, because sigset_t is allowed to be either an integral or a * struct. */ #include int sigwait(const sigset_t *set, int *sig); #endif /* stddef.h */ #if !defined (__cplusplus) && !defined (HAVE_MAX_ALIGN_T) typedef struct { long long ll; long double ld; } max_align_t; #endif /* stdio.h */ #ifndef HAVE_ASPRINTF int asprintf (char **, const char *, ...); #endif #ifndef HAVE_FLOCKFILE void flockfile (FILE *); void funlockfile (FILE *); int getc_unlocked (FILE *); int getchar_unlocked (void); int putc_unlocked (int, FILE *); int putchar_unlocked (int); #endif #ifndef HAVE_GETDELIM ssize_t getdelim (char **, size_t *, int, FILE *); ssize_t getline (char **, size_t *, FILE *); #endif #ifndef HAVE_REWIND void rewind (FILE *); #endif #ifndef HAVE_VASPRINTF int vasprintf (char **, const char *, va_list); #endif /* string.h */ #ifndef HAVE_FFSLL int ffsll(long long); #endif #ifndef HAVE_MEMRCHR void *memrchr(const void *, int, size_t); #endif #ifndef HAVE_STRCASECMP int strcasecmp (const char *, const char *); #endif #ifndef HAVE_STRCASESTR char *strcasestr (const char *, const char *); #endif #ifndef HAVE_STRDUP char *strdup (const char *); #endif #ifndef HAVE_STRVERSCMP int strverscmp (const char *, const char *); #endif #ifndef HAVE_STRNLEN size_t strnlen (const char *, size_t); #endif #ifndef HAVE_STRNSTR char * strnstr (const char *, const char *, size_t); #endif #ifndef HAVE_STRNDUP char *strndup (const char *, size_t); #endif #ifndef HAVE_STRLCPY size_t strlcpy (char *, const char *, size_t); #endif #ifndef HAVE_STRSEP char *strsep (char **, const char *); #endif #ifndef HAVE_STRTOK_R char *strtok_r(char *, const char *, char **); #endif /* stdlib.h */ #ifndef HAVE_ATOF #ifndef __ANDROID__ double atof (const char *); #endif #endif #ifndef HAVE_ATOLL long long atoll (const char *); #endif #ifndef HAVE_LLDIV lldiv_t lldiv (long long, long long); #endif #ifndef HAVE_STRTOF #ifndef __ANDROID__ float strtof (const char *, char **); #endif #endif #ifndef HAVE_STRTOLL long long int strtoll (const char *, char **, int); #endif /* time.h */ #ifndef HAVE_GMTIME_R struct tm *gmtime_r (const time_t *, struct tm *); #endif #ifndef HAVE_LOCALTIME_R struct tm *localtime_r (const time_t *, struct tm *); #endif #ifndef HAVE_TIMEGM time_t timegm(struct tm *); #endif #ifndef HAVE_TIMESPEC_GET #define TIME_UTC 1 struct timespec; int timespec_get(struct timespec *, int); #endif /* sys/time.h */ #ifndef HAVE_GETTIMEOFDAY struct timezone; int gettimeofday(struct timeval *, struct timezone *); #endif /* unistd.h */ #ifndef HAVE_GETPID pid_t getpid (void) VLC_NOTHROW; #endif #ifndef HAVE_FSYNC int fsync (int fd); #endif #ifndef HAVE_PATHCONF long pathconf (const char *path, int name); #endif /* dirent.h */ #ifndef HAVE_DIRFD int (dirfd) (DIR *); #endif #ifndef HAVE_FDOPENDIR DIR *fdopendir (int); #endif #ifdef __cplusplus } /* extern "C" */ #endif /* stdlib.h */ #ifndef HAVE_GETENV static inline char *getenv (const char *name) { (void)name; return NULL; } #endif #ifdef __cplusplus extern "C" { #endif #ifndef HAVE_SETENV int setenv (const char *, const char *, int); int unsetenv (const char *); #endif #ifndef HAVE_ALIGNED_ALLOC void *aligned_alloc(size_t, size_t); #endif #ifdef __cplusplus } /* extern "C" */ #endif #if defined (_WIN32) && defined(__MINGW32__) #define aligned_free(ptr) __mingw_aligned_free(ptr) #elif defined (_WIN32) && defined(_MSC_VER) #define aligned_free(ptr) _aligned_free(ptr) #else #define aligned_free(ptr) free(ptr) #endif #if defined(__native_client__) && defined(__cplusplus) # define HAVE_USELOCALE #endif #if !defined(HAVE_NEWLOCALE) && defined(HAVE_CXX_LOCALE_T) && defined(__cplusplus) # include # define HAVE_NEWLOCALE #endif /* locale.h */ #ifndef HAVE_USELOCALE # ifndef HAVE_NEWLOCALE # define LC_ALL_MASK 0 # define LC_NUMERIC_MASK 0 # define LC_MESSAGES_MASK 0 # define LC_GLOBAL_LOCALE ((locale_t)(uintptr_t)1) typedef void *locale_t; static inline void freelocale(locale_t loc) { (void)loc; } static inline locale_t newlocale(int mask, const char * locale, locale_t base) { (void)mask; (void)locale; (void)base; return NULL; } # else # include # endif static inline locale_t uselocale(locale_t loc) { (void)loc; return NULL; } #endif #if !defined (HAVE_STATIC_ASSERT) && !defined(__cpp_static_assert) # define STATIC_ASSERT_CONCAT_(a, b) a##b # define STATIC_ASSERT_CONCAT(a, b) STATIC_ASSERT_CONCAT_(a, b) # define _Static_assert(x, s) extern char STATIC_ASSERT_CONCAT(static_assert_, __LINE__)[sizeof(struct { unsigned:-!(x); })] # define static_assert _Static_assert #endif /* libintl support */ #define _(str) vlc_gettext (str) #define N_(str) gettext_noop (str) #define gettext_noop(str) (str) #ifdef __cplusplus extern "C" { #endif #ifndef HAVE_SWAB void swab (const void *, void *, ssize_t); #endif /* Socket stuff */ #ifndef HAVE_INET_PTON # ifndef _WIN32 # include #else typedef int socklen_t; # endif int inet_pton(int, const char *, void *); const char *inet_ntop(int, const void *, char *, socklen_t); #endif /* NaCl has a broken netinet/tcp.h, so TCP_NODELAY is not set */ #if defined(__native_client__) && !defined( HAVE_NETINET_TCP_H ) # define TCP_NODELAY 1 #endif #ifndef HAVE_STRUCT_POLLFD enum { POLLERR=0x1, POLLHUP=0x2, POLLNVAL=0x4, POLLWRNORM=0x10, POLLWRBAND=0x20, POLLRDNORM=0x100, POLLRDBAND=0x200, POLLPRI=0x400, }; #define POLLIN (POLLRDNORM|POLLRDBAND) #define POLLOUT (POLLWRNORM|POLLWRBAND) struct pollfd { int fd; short events; short revents; }; #endif #ifndef HAVE_POLL struct pollfd; int poll (struct pollfd *, unsigned, int); #endif #ifndef HAVE_IF_NAMEINDEX #include # ifndef HAVE_STRUCT_IF_NAMEINDEX struct if_nameindex { unsigned if_index; char *if_name; }; # endif # ifndef HAVE_IF_NAMETOINDEX # define if_nametoindex(name) atoi(name) # endif # define if_nameindex() (errno = ENOBUFS, NULL) # define if_freenameindex(list) (void)0 #endif #ifndef HAVE_STRUCT_TIMESPEC struct timespec { time_t tv_sec; /* Seconds */ long tv_nsec; /* Nanoseconds */ }; #endif #ifdef _WIN32 struct iovec { void *iov_base; size_t iov_len; }; #define IOV_MAX 255 struct msghdr { void *msg_name; size_t msg_namelen; struct iovec *msg_iov; size_t msg_iovlen; void *msg_control; size_t msg_controllen; int msg_flags; }; #endif #ifdef _NEWLIB_VERSION #define IOV_MAX 255 #endif #ifndef HAVE_RECVMSG struct msghdr; ssize_t recvmsg(int, struct msghdr *, int); #endif #ifndef HAVE_SENDMSG struct msghdr; ssize_t sendmsg(int, const struct msghdr *, int); #endif /* search.h */ #ifndef HAVE_SEARCH_H typedef struct entry { char *key; void *data; } ENTRY; typedef enum { FIND, ENTER } ACTION; typedef enum { preorder, postorder, endorder, leaf } VISIT; void *tsearch( const void *key, void **rootp, int(*cmp)(const void *, const void *) ); void *tfind( const void *key, const void **rootp, int(*cmp)(const void *, const void *) ); void *tdelete( const void *key, void **rootp, int(*cmp)(const void *, const void *) ); void twalk( const void *root, void(*action)(const void *nodep, VISIT which, int depth) ); #ifndef _WIN32 /* the Win32 prototype of lfind() expects an unsigned* for 'nmemb' */ void *lfind( const void *key, const void *base, size_t *nmemb, size_t size, int(*cmp)(const void *, const void *) ); #endif #endif /* HAVE_SEARCH_H */ #ifndef HAVE_TDESTROY void tdestroy( void *root, void (*free_node)(void *nodep) ); #endif /* Random numbers */ #ifndef HAVE_NRAND48 double erand48 (unsigned short subi[3]); long jrand48 (unsigned short subi[3]); long nrand48 (unsigned short subi[3]); #endif #ifdef __OS2__ # undef HAVE_FORK /* Implementation of fork() is imperfect on OS/2 */ # define SHUT_RD 0 # define SHUT_WR 1 # define SHUT_RDWR 2 /* GAI error codes */ # ifndef EAI_BADFLAGS # define EAI_BADFLAGS -1 # endif # ifndef EAI_NONAME # define EAI_NONAME -2 # endif # ifndef EAI_AGAIN # define EAI_AGAIN -3 # endif # ifndef EAI_FAIL # define EAI_FAIL -4 # endif # ifndef EAI_NODATA # define EAI_NODATA -5 # endif # ifndef EAI_FAMILY # define EAI_FAMILY -6 # endif # ifndef EAI_SOCKTYPE # define EAI_SOCKTYPE -7 # endif # ifndef EAI_SERVICE # define EAI_SERVICE -8 # endif # ifndef EAI_ADDRFAMILY # define EAI_ADDRFAMILY -9 # endif # ifndef EAI_MEMORY # define EAI_MEMORY -10 # endif # ifndef EAI_OVERFLOW # define EAI_OVERFLOW -11 # endif # ifndef EAI_SYSTEM # define EAI_SYSTEM -12 # endif # ifndef NI_NUMERICHOST # define NI_NUMERICHOST 0x01 # define NI_NUMERICSERV 0x02 # define NI_NOFQDN 0x04 # define NI_NAMEREQD 0x08 # define NI_DGRAM 0x10 # endif # ifndef NI_MAXHOST # define NI_MAXHOST 1025 # define NI_MAXSERV 32 # endif # define AI_PASSIVE 1 # define AI_CANONNAME 2 # define AI_NUMERICHOST 4 struct addrinfo { int ai_flags; int ai_family; int ai_socktype; int ai_protocol; size_t ai_addrlen; struct sockaddr *ai_addr; char *ai_canonname; struct addrinfo *ai_next; }; # ifdef __LIBCN__ /* OS/2 LIBCn has inet_pton(). Because of this, socklen_t is not defined above. * And OS/2 LIBCn has socklen_t. So include sys/socket.h here for socklen_t. */ # include # endif const char *gai_strerror (int); int getaddrinfo (const char *node, const char *service, const struct addrinfo *hints, struct addrinfo **res); void freeaddrinfo (struct addrinfo *res); int getnameinfo (const struct sockaddr *sa, socklen_t salen, char *host, int hostlen, char *serv, int servlen, int flags); /* OS/2 does not support IPv6, yet. But declare these only for compilation */ # include struct in6_addr { uint8_t s6_addr[16]; }; struct sockaddr_in6 { uint8_t sin6_len; uint8_t sin6_family; uint16_t sin6_port; uint32_t sin6_flowinfo; struct in6_addr sin6_addr; uint32_t sin6_scope_id; }; # define IN6_IS_ADDR_MULTICAST(a) (((__const uint8_t *) (a))[0] == 0xff) static const struct in6_addr in6addr_any = { { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } }; # define INET6_ADDRSTRLEN 46 # include # ifndef EPROTO # define EPROTO (ELAST + 1) # endif # ifndef HAVE_IF_NAMETOINDEX # define if_nametoindex(name) atoi(name) # endif #endif /* math.h */ #ifndef HAVE_NANF #define nanf(tagp) NAN #endif #ifndef HAVE_SINCOS void sincos(double, double *, double *); void sincosf(float, float *, float *); #endif #ifndef HAVE_REALPATH char *realpath(const char * restrict pathname, char * restrict resolved_path); #endif /* mingw-w64 has a broken IN6_IS_ADDR_MULTICAST macro */ #if defined(_WIN32) && defined(__MINGW64_VERSION_MAJOR) # define IN6_IS_ADDR_MULTICAST IN6_IS_ADDR_MULTICAST #endif #ifdef __APPLE__ # define fdatasync fsync #endif #ifdef __cplusplus } /* extern "C" */ #endif #endif /* !LIBVLC_FIXUPS_H */