/* config.h.in. Generated from configure.ac by autoheader. */ /* Define if building universal (internal helper macro) */ #undef AC_APPLE_UNIVERSAL_BUILD /* Define to the number of bits in type 'ptrdiff_t'. */ #undef BITSIZEOF_PTRDIFF_T /* Define to the number of bits in type 'sig_atomic_t'. */ #undef BITSIZEOF_SIG_ATOMIC_T /* Define to the number of bits in type 'size_t'. */ #undef BITSIZEOF_SIZE_T /* Define to the number of bits in type 'wchar_t'. */ #undef BITSIZEOF_WCHAR_T /* Define to the number of bits in type 'wint_t'. */ #undef BITSIZEOF_WINT_T /* Define if shutdown(2) does not set modes for socket descriptor. */ #undef CORRECT_SOCKETPAIR_MODE /* Define to 1 if using 'alloca.c'. */ #undef C_ALLOCA /* Define as the bit index in the word where to find bit 0 of the exponent of 'double'. */ #undef DBL_EXPBIT0_BIT /* Define as the word index where to find the exponent of 'double'. */ #undef DBL_EXPBIT0_WORD /* Define to 1 if // is a file system root distinct from /. */ #undef DOUBLE_SLASH_IS_DISTINCT_ROOT /* Define this to 1 if F_DUPFD behavior does not match POSIX */ #undef FCNTL_DUPFD_BUGGY /* Define to 1 if mkdir mistakenly creates a directory given with a trailing dot component. */ #undef FUNC_MKDIR_DOT_BUG /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module dirname shall be considered present. */ #undef GNULIB_DIRNAME /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module fscanf shall be considered present. */ #undef GNULIB_FSCANF /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module lock shall be considered present. */ #undef GNULIB_LOCK /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module msvc-nothrow shall be considered present. */ #undef GNULIB_MSVC_NOTHROW /* Define to 1 if printf and friends should be labeled with attribute "__gnu_printf__" instead of "__printf__" */ #undef GNULIB_PRINTF_ATTRIBUTE_FLAVOR_GNU /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module reallocarray shall be considered present. */ #undef GNULIB_REALLOCARRAY /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module scanf shall be considered present. */ #undef GNULIB_SCANF /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module snprintf shall be considered present. */ #undef GNULIB_SNPRINTF /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module strerror shall be considered present. */ #undef GNULIB_STRERROR /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module tempname shall be considered present. */ #undef GNULIB_TEMPNAME /* Define to 1 when the gnulib module calloc-gnu should be tested. */ #undef GNULIB_TEST_CALLOC_GNU /* Define to 1 when the gnulib module calloc-posix should be tested. */ #undef GNULIB_TEST_CALLOC_POSIX /* Define to 1 when the gnulib module cloexec should be tested. */ #undef GNULIB_TEST_CLOEXEC /* Define to 1 when the gnulib module close should be tested. */ #undef GNULIB_TEST_CLOSE /* Define to 1 when the gnulib module dup2 should be tested. */ #undef GNULIB_TEST_DUP2 /* Define to 1 when the gnulib module environ should be tested. */ #undef GNULIB_TEST_ENVIRON /* Define to 1 when the gnulib module fcntl should be tested. */ #undef GNULIB_TEST_FCNTL /* Define to 1 when the gnulib module fgetc should be tested. */ #undef GNULIB_TEST_FGETC /* Define to 1 when the gnulib module fgets should be tested. */ #undef GNULIB_TEST_FGETS /* Define to 1 when the gnulib module fprintf should be tested. */ #undef GNULIB_TEST_FPRINTF /* Define to 1 when the gnulib module fputc should be tested. */ #undef GNULIB_TEST_FPUTC /* Define to 1 when the gnulib module fputs should be tested. */ #undef GNULIB_TEST_FPUTS /* Define to 1 when the gnulib module fread should be tested. */ #undef GNULIB_TEST_FREAD /* Define to 1 when the gnulib module free-posix should be tested. */ #undef GNULIB_TEST_FREE_POSIX /* Define to 1 when the gnulib module fscanf should be tested. */ #undef GNULIB_TEST_FSCANF /* Define to 1 when the gnulib module fstat should be tested. */ #undef GNULIB_TEST_FSTAT /* Define to 1 when the gnulib module fwrite should be tested. */ #undef GNULIB_TEST_FWRITE /* Define to 1 when the gnulib module getc should be tested. */ #undef GNULIB_TEST_GETC /* Define to 1 when the gnulib module getchar should be tested. */ #undef GNULIB_TEST_GETCHAR /* Define to 1 when the gnulib module getdtablesize should be tested. */ #undef GNULIB_TEST_GETDTABLESIZE /* Define to 1 when the gnulib module getrandom should be tested. */ #undef GNULIB_TEST_GETRANDOM /* Define to 1 when the gnulib module lstat should be tested. */ #undef GNULIB_TEST_LSTAT /* Define to 1 when the gnulib module malloc-gnu should be tested. */ #undef GNULIB_TEST_MALLOC_GNU /* Define to 1 when the gnulib module malloc-posix should be tested. */ #undef GNULIB_TEST_MALLOC_POSIX /* Define to 1 when the gnulib module memchr should be tested. */ #undef GNULIB_TEST_MEMCHR /* Define to 1 when the gnulib module mkdir should be tested. */ #undef GNULIB_TEST_MKDIR /* Define to 1 when the gnulib module mkdtemp should be tested. */ #undef GNULIB_TEST_MKDTEMP /* Define to 1 when the gnulib module open should be tested. */ #undef GNULIB_TEST_OPEN /* Define to 1 when the gnulib module printf should be tested. */ #undef GNULIB_TEST_PRINTF /* Define to 1 when the gnulib module putc should be tested. */ #undef GNULIB_TEST_PUTC /* Define to 1 when the gnulib module putchar should be tested. */ #undef GNULIB_TEST_PUTCHAR /* Define to 1 when the gnulib module puts should be tested. */ #undef GNULIB_TEST_PUTS /* Define to 1 when the gnulib module raise should be tested. */ #undef GNULIB_TEST_RAISE /* Define to 1 when the gnulib module read should be tested. */ #undef GNULIB_TEST_READ /* Define to 1 when the gnulib module reallocarray should be tested. */ #undef GNULIB_TEST_REALLOCARRAY /* Define to 1 when the gnulib module realloc-gnu should be tested. */ #undef GNULIB_TEST_REALLOC_GNU /* Define to 1 when the gnulib module realloc-posix should be tested. */ #undef GNULIB_TEST_REALLOC_POSIX /* Define to 1 when the gnulib module scanf should be tested. */ #undef GNULIB_TEST_SCANF /* Define to 1 when the gnulib module setenv should be tested. */ #undef GNULIB_TEST_SETENV /* Define to 1 when the gnulib module sigaction should be tested. */ #undef GNULIB_TEST_SIGACTION /* Define to 1 when the gnulib module sigprocmask should be tested. */ #undef GNULIB_TEST_SIGPROCMASK /* Define to 1 when the gnulib module snprintf should be tested. */ #undef GNULIB_TEST_SNPRINTF /* Define to 1 when the gnulib module stat should be tested. */ #undef GNULIB_TEST_STAT /* Define to 1 when the gnulib module strerror should be tested. */ #undef GNULIB_TEST_STRERROR /* Define to 1 when the gnulib module strndup should be tested. */ #undef GNULIB_TEST_STRNDUP /* Define to 1 when the gnulib module strnlen should be tested. */ #undef GNULIB_TEST_STRNLEN /* Define to 1 when the gnulib module strsignal should be tested. */ #undef GNULIB_TEST_STRSIGNAL /* Define to 1 when the gnulib module unsetenv should be tested. */ #undef GNULIB_TEST_UNSETENV /* Define to 1 when the gnulib module vasprintf should be tested. */ #undef GNULIB_TEST_VASPRINTF /* Define to 1 when the gnulib module vfprintf should be tested. */ #undef GNULIB_TEST_VFPRINTF /* Define to 1 when the gnulib module vprintf should be tested. */ #undef GNULIB_TEST_VPRINTF /* Define to 1 when the gnulib module waitpid should be tested. */ #undef GNULIB_TEST_WAITPID /* Define to 1 when the gnulib module write should be tested. */ #undef GNULIB_TEST_WRITE /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module xalloc shall be considered present. */ #undef GNULIB_XALLOC /* Define to a C preprocessor expression that evaluates to 1 or 0, depending whether the gnulib module xalloc-die shall be considered present. */ #undef GNULIB_XALLOC_DIE /* Define to 1 if you have 'alloca' after including , a header that may be supplied by this distribution. */ #undef HAVE_ALLOCA /* Define to 1 if works. */ #undef HAVE_ALLOCA_H /* Define to 1 if you have the header file. */ #undef HAVE_BCRYPT_H /* Define to 1 if you have the header file. */ #undef HAVE_BP_SYM_H /* Define to 1 if you have the `clearenv' function. */ #undef HAVE_CLEARENV /* Define to 1 if you have the `clock_getres' function. */ #undef HAVE_CLOCK_GETRES /* Define to 1 if you have the `clock_gettime' function. */ #undef HAVE_CLOCK_GETTIME /* Define to 1 if you have the `clock_settime' function. */ #undef HAVE_CLOCK_SETTIME /* Define to 1 if you have the header file. */ #undef HAVE_CRTDEFS_H /* Define to 1 if C supports variable-length arrays. */ #undef HAVE_C_VARARRAYS /* Define to 1 if you have the declaration of `ecvt', and to 0 if you don't. */ #undef HAVE_DECL_ECVT /* Define to 1 if you have the declaration of `execvpe', and to 0 if you don't. */ #undef HAVE_DECL_EXECVPE /* Define to 1 if you have the declaration of `fcloseall', and to 0 if you don't. */ #undef HAVE_DECL_FCLOSEALL /* Define to 1 if you have the declaration of `fcvt', and to 0 if you don't. */ #undef HAVE_DECL_FCVT /* Define to 1 if you have the declaration of `gcvt', and to 0 if you don't. */ #undef HAVE_DECL_GCVT /* Define to 1 if you have the declaration of `getdtablesize', and to 0 if you don't. */ #undef HAVE_DECL_GETDTABLESIZE /* Define to 1 if you have the declaration of `program_invocation_name', and to 0 if you don't. */ #undef HAVE_DECL_PROGRAM_INVOCATION_NAME /* Define to 1 if you have the declaration of `program_invocation_short_name', and to 0 if you don't. */ #undef HAVE_DECL_PROGRAM_INVOCATION_SHORT_NAME /* Define to 1 if you have the declaration of `setenv', and to 0 if you don't. */ #undef HAVE_DECL_SETENV /* Define to 1 if you have the declaration of `snprintf', and to 0 if you don't. */ #undef HAVE_DECL_SNPRINTF /* Define to 1 if you have the declaration of `strerror_r', and to 0 if you don't. */ #undef HAVE_DECL_STRERROR_R /* Define to 1 if you have the declaration of `strndup', and to 0 if you don't. */ #undef HAVE_DECL_STRNDUP /* Define to 1 if you have the declaration of `strnlen', and to 0 if you don't. */ #undef HAVE_DECL_STRNLEN /* Define to 1 if you have the declaration of `strsignal', and to 0 if you don't. */ #undef HAVE_DECL_STRSIGNAL /* Define to 1 if you have the declaration of `sys_siglist', and to 0 if you don't. */ #undef HAVE_DECL_SYS_SIGLIST /* Define to 1 if you have the declaration of `unsetenv', and to 0 if you don't. */ #undef HAVE_DECL_UNSETENV /* Define to 1 if you have the declaration of `wcsdup', and to 0 if you don't. */ #undef HAVE_DECL_WCSDUP /* Define to 1 if you have the declaration of `_snprintf', and to 0 if you don't. */ #undef HAVE_DECL__SNPRINTF /* Define to 1 if you have the declaration of `_sys_siglist', and to 0 if you don't. */ #undef HAVE_DECL__SYS_SIGLIST /* Define to 1 if you have the declaration of `__argv', and to 0 if you don't. */ #undef HAVE_DECL___ARGV /* Define to 1 if you have the header file. */ #undef HAVE_DLFCN_H /* Define if you have the declaration of environ. */ #undef HAVE_ENVIRON_DECL /* Define to 1 if you have the `fcntl' function. */ #undef HAVE_FCNTL /* Define to 1 if you have the header file. */ #undef HAVE_FCNTL_H /* Define to 1 if you have the header file. */ #undef HAVE_FEATURES_H /* Define to 1 if you have the `fork' function. */ #undef HAVE_FORK /* Define if the 'free' function is guaranteed to preserve errno. */ #undef HAVE_FREE_POSIX /* Define to 1 if you have the `getdtablesize' function. */ #undef HAVE_GETDTABLESIZE /* Define to 1 if you have the `getexecname' function. */ #undef HAVE_GETEXECNAME /* Define to 1 if you have the `getprogname' function. */ #undef HAVE_GETPROGNAME /* Define to 1 if you have the `getrandom' function. */ #undef HAVE_GETRANDOM /* Define if you have the 'intmax_t' type in or . */ #undef HAVE_INTMAX_T /* Define to 1 if you have the header file. */ #undef HAVE_INTTYPES_H /* Define if exists, doesn't clash with , and declares uintmax_t. */ #undef HAVE_INTTYPES_H_WITH_UINTMAX /* Define to 1 if the bcrypt library is guaranteed to be present. */ #undef HAVE_LIB_BCRYPT /* Define to 1 if you have the header file. */ #undef HAVE_LIMITS_H /* Define to 1 if the system has the type 'long long int'. */ #undef HAVE_LONG_LONG_INT /* Define to 1 if you have the `lstat' function. */ #undef HAVE_LSTAT /* Define if malloc, realloc, and calloc set errno on allocation failure. */ #undef HAVE_MALLOC_POSIX /* Define to 1 if mmap()'s MAP_ANONYMOUS flag is available after including config.h and . */ #undef HAVE_MAP_ANONYMOUS /* Define to 1 if you have the `mbrtowc' function. */ #undef HAVE_MBRTOWC /* Define to 1 if you have the header file. */ #undef HAVE_MINIX_CONFIG_H /* Define to 1 if defines the MIN and MAX macros. */ #undef HAVE_MINMAX_IN_LIMITS_H /* Define to 1 if defines the MIN and MAX macros. */ #undef HAVE_MINMAX_IN_SYS_PARAM_H /* Define to 1 if you have the `mkdtemp' function. */ #undef HAVE_MKDTEMP /* Define to 1 if you have the `mprotect' function. */ #undef HAVE_MPROTECT /* Define to 1 on MSVC platforms that have the "invalid parameter handler" concept. */ #undef HAVE_MSVC_INVALID_PARAMETER_HANDLER /* Define if you have the header and the POSIX threads API. */ #undef HAVE_PTHREAD_API /* Define if the defines PTHREAD_MUTEX_RECURSIVE. */ #undef HAVE_PTHREAD_MUTEX_RECURSIVE /* Define if the POSIX multithreading library has read/write locks. */ #undef HAVE_PTHREAD_RWLOCK /* Define if the 'pthread_rwlock_rdlock' function prefers a writer to a reader. */ #undef HAVE_PTHREAD_RWLOCK_RDLOCK_PREFER_WRITER /* Define to 1 if you have the `raise' function. */ #undef HAVE_RAISE /* Define to 1 if you have the `reallocarray' function. */ #undef HAVE_REALLOCARRAY /* Define to 1 if you have the header file. */ #undef HAVE_SDKDDKVER_H /* Define to 1 if you have the header file. */ #undef HAVE_SEARCH_H /* Define to 1 if you have the `setdtablesize' function. */ #undef HAVE_SETDTABLESIZE /* Define to 1 if you have the `setenv' function. */ #undef HAVE_SETENV /* Define to 1 if you have the `sigaction' function. */ #undef HAVE_SIGACTION /* Define to 1 if you have the `sigaltstack' function. */ #undef HAVE_SIGALTSTACK /* Define to 1 if the system has the type `siginfo_t'. */ #undef HAVE_SIGINFO_T /* Define to 1 if you have the `siginterrupt' function. */ #undef HAVE_SIGINTERRUPT /* Define to 1 if 'sig_atomic_t' is a signed integer type. */ #undef HAVE_SIGNED_SIG_ATOMIC_T /* Define to 1 if 'wchar_t' is a signed integer type. */ #undef HAVE_SIGNED_WCHAR_T /* Define to 1 if 'wint_t' is a signed integer type. */ #undef HAVE_SIGNED_WINT_T /* Define to 1 if the system has the type `sigset_t'. */ #undef HAVE_SIGSET_T /* Define to 1 if you have the `snprintf' function. */ #undef HAVE_SNPRINTF /* Define if the return value of the snprintf function is the number of of bytes (excluding the terminating NUL) that would have been produced if the buffer had been large enough. */ #undef HAVE_SNPRINTF_RETVAL_C99 /* Define if the string produced by the snprintf function is always NUL terminated. */ #undef HAVE_SNPRINTF_TRUNCATION_C99 /* Define to 1 if you have the header file. */ #undef HAVE_STDINT_H /* Define if exists, doesn't clash with , and declares uintmax_t. */ #undef HAVE_STDINT_H_WITH_UINTMAX /* Define to 1 if you have the header file. */ #undef HAVE_STDIO_H /* Define to 1 if you have the header file. */ #undef HAVE_STDLIB_H /* Define if you have `strerror_r'. */ #undef HAVE_STRERROR_R /* Define to 1 if you have the header file. */ #undef HAVE_STRINGS_H /* Define to 1 if you have the header file. */ #undef HAVE_STRING_H /* Define to 1 if you have the `strndup' function. */ #undef HAVE_STRNDUP /* Define to 1 if you have the `strnlen' function. */ #undef HAVE_STRNLEN /* Define to 1 if you have the `strsignal' function. */ #undef HAVE_STRSIGNAL /* Define to 1 if `sa_sigaction' is a member of `struct sigaction'. */ #undef HAVE_STRUCT_SIGACTION_SA_SIGACTION /* Define to 1 if `st_atimensec' is a member of `struct stat'. */ #undef HAVE_STRUCT_STAT_ST_ATIMENSEC /* Define to 1 if `st_atimespec.tv_nsec' is a member of `struct stat'. */ #undef HAVE_STRUCT_STAT_ST_ATIMESPEC_TV_NSEC /* Define to 1 if `st_atim.st__tim.tv_nsec' is a member of `struct stat'. */ #undef HAVE_STRUCT_STAT_ST_ATIM_ST__TIM_TV_NSEC /* Define to 1 if `st_atim.tv_nsec' is a member of `struct stat'. */ #undef HAVE_STRUCT_STAT_ST_ATIM_TV_NSEC /* Define to 1 if `st_birthtimensec' is a member of `struct stat'. */ #undef HAVE_STRUCT_STAT_ST_BIRTHTIMENSEC /* Define to 1 if `st_birthtimespec.tv_nsec' is a member of `struct stat'. */ #undef HAVE_STRUCT_STAT_ST_BIRTHTIMESPEC_TV_NSEC /* Define to 1 if `st_birthtim.tv_nsec' is a member of `struct stat'. */ #undef HAVE_STRUCT_STAT_ST_BIRTHTIM_TV_NSEC /* Define to 1 if you have the `symlink' function. */ #undef HAVE_SYMLINK /* Define to 1 if you have the header file. */ #undef HAVE_SYS_BITYPES_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_INTTYPES_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_MMAN_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_PARAM_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_RANDOM_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_SELECT_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_SOCKET_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_STAT_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_TIME_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_TYPES_H /* Define to 1 if you have the header file. */ #undef HAVE_SYS_WAIT_H /* Define to 1 if you have the `thrd_create' function. */ #undef HAVE_THRD_CREATE /* Define to 1 if you have the header file. */ #undef HAVE_THREADS_H /* Define to 1 if you have the `tsearch' function. */ #undef HAVE_TSEARCH /* Define to 1 if you have the header file. */ #undef HAVE_UNISTD_H /* Define to 1 if you have the `unsetenv' function. */ #undef HAVE_UNSETENV /* Define to 1 if the system has the type 'unsigned long long int'. */ #undef HAVE_UNSIGNED_LONG_LONG_INT /* Define if you have a global __progname variable */ #undef HAVE_VAR___PROGNAME /* Define to 1 if you have the `vasnprintf' function. */ #undef HAVE_VASNPRINTF /* Define to 1 if you have the `vasprintf' function. */ #undef HAVE_VASPRINTF /* Define to 1 if you have the `vfork' function. */ #undef HAVE_VFORK /* Define to 1 if you have the header file. */ #undef HAVE_VFORK_H /* Define to 1 if you have the header file. */ #undef HAVE_WCHAR_H /* Define if you have the 'wchar_t' type. */ #undef HAVE_WCHAR_T /* Define to 1 if you have the `wcrtomb' function. */ #undef HAVE_WCRTOMB /* Define to 1 if you have the `wcslen' function. */ #undef HAVE_WCSLEN /* Define to 1 if you have the `wcsnlen' function. */ #undef HAVE_WCSNLEN /* Define to 1 if the compiler and linker support weak declarations of symbols. */ #undef HAVE_WEAK_SYMBOLS /* Define to 1 if you have the header file. */ #undef HAVE_WINSOCK2_H /* Define if you have the 'wint_t' type. */ #undef HAVE_WINT_T /* Define to 1 if `fork' works. */ #undef HAVE_WORKING_FORK /* Define to 1 if O_NOATIME works. */ #undef HAVE_WORKING_O_NOATIME /* Define to 1 if O_NOFOLLOW works. */ #undef HAVE_WORKING_O_NOFOLLOW /* Define to 1 if `vfork' works. */ #undef HAVE_WORKING_VFORK /* Define to 1 if the system has the type `_Bool'. */ #undef HAVE__BOOL /* Define to 1 if you have the `_set_invalid_parameter_handler' function. */ #undef HAVE__SET_INVALID_PARAMETER_HANDLER /* Define to 1 if the compiler supports the keyword '__inline'. */ #undef HAVE___INLINE /* Define to 1 if 'lstat' dereferences a symlink specified with a trailing slash. */ #undef LSTAT_FOLLOWS_SLASHED_SYMLINK /* Define to the sub-directory where libtool stores uninstalled libraries. */ #undef LT_OBJDIR /* If malloc(0) is != NULL, define this to 1. Otherwise define this to 0. */ #undef MALLOC_0_IS_NONNULL /* Define to a substitute value for mmap()'s MAP_ANONYMOUS flag. */ #undef MAP_ANONYMOUS /* Use GNU style printf and scanf. */ #ifndef __USE_MINGW_ANSI_STDIO # undef __USE_MINGW_ANSI_STDIO #endif /* Define to 1 if open() fails to recognize a trailing slash. */ #undef OPEN_TRAILING_SLASH_BUG /* Name of package */ #undef PACKAGE /* Define to the address where bug reports for this package should be sent. */ #undef PACKAGE_BUGREPORT /* Define to the full name of this package. */ #undef PACKAGE_NAME /* Define to the full name and version of this package. */ #undef PACKAGE_STRING /* Define to the one symbol short name of this package. */ #undef PACKAGE_TARNAME /* Define to the home page for this package. */ #undef PACKAGE_URL /* Define to the version of this package. */ #undef PACKAGE_VERSION /* Define to the type that is the result of default argument promotions of type mode_t. */ #undef PROMOTED_MODE_T /* Define if the pthread_in_use() detection is hard. */ #undef PTHREAD_IN_USE_DETECTION_HARD /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type 'ptrdiff_t'. */ #undef PTRDIFF_T_SUFFIX /* Define to 1 if stat needs help when passed a file name with a trailing slash */ #undef REPLACE_FUNC_STAT_FILE /* Define to 1 if strerror(0) does not return a message implying success. */ #undef REPLACE_STRERROR_0 /* Define if vasnprintf exists but is overridden by gnulib. */ #undef REPLACE_VASNPRINTF /* A POSIX shell interpreter. */ #undef SHELL /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type 'sig_atomic_t'. */ #undef SIG_ATOMIC_T_SUFFIX /* Define as the maximum value of type 'size_t', if the system doesn't define it. */ #ifndef SIZE_MAX # undef SIZE_MAX #endif /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type 'size_t'. */ #undef SIZE_T_SUFFIX /* If using the C implementation of alloca, define if you know the direction of stack growth for your system; otherwise it will be automatically deduced at runtime. STACK_DIRECTION > 0 => grows toward higher addresses STACK_DIRECTION < 0 => grows toward lower addresses STACK_DIRECTION = 0 => direction of growth unknown */ #undef STACK_DIRECTION /* Define to 1 if the `S_IS*' macros in do not work properly. */ #undef STAT_MACROS_BROKEN /* Define to 1 if all of the C90 standard headers exist (not just the ones required in a freestanding environment). This macro is provided for backward compatibility; new code need not use it. */ #undef STDC_HEADERS /* Define to 1 if strerror_r returns char *. */ #undef STRERROR_R_CHAR_P /* Define to 1 if the type of the st_atim member of a struct stat is struct timespec. */ #undef TYPEOF_STRUCT_STAT_ST_ATIM_IS_STRUCT_TIMESPEC /* Define if the combination of the ISO C and POSIX multithreading APIs can be used. */ #undef USE_ISOC_AND_POSIX_THREADS /* Define if the ISO C multithreading library can be used. */ #undef USE_ISOC_THREADS /* Define if the POSIX multithreading library can be used. */ #undef USE_POSIX_THREADS /* Define if references to the POSIX multithreading library are satisfied by libc. */ #undef USE_POSIX_THREADS_FROM_LIBC /* Define if references to the POSIX multithreading library should be made weak. */ #undef USE_POSIX_THREADS_WEAK /* Define if socketpair(2) can be used as a fast replacement for pipe(2). */ #undef USE_SOCKETPAIR_PIPE /* Enable extensions on AIX 3, Interix. */ #ifndef _ALL_SOURCE # undef _ALL_SOURCE #endif /* Enable general extensions on macOS. */ #ifndef _DARWIN_C_SOURCE # undef _DARWIN_C_SOURCE #endif /* Enable general extensions on Solaris. */ #ifndef __EXTENSIONS__ # undef __EXTENSIONS__ #endif /* Enable GNU extensions on systems that have them. */ #ifndef _GNU_SOURCE # undef _GNU_SOURCE #endif /* Enable X/Open compliant socket functions that do not require linking with -lxnet on HP-UX 11.11. */ #ifndef _HPUX_ALT_XOPEN_SOCKET_API # undef _HPUX_ALT_XOPEN_SOCKET_API #endif /* Identify the host operating system as Minix. This macro does not affect the system headers' behavior. A future release of Autoconf may stop defining this macro. */ #ifndef _MINIX # undef _MINIX #endif /* Enable general extensions on NetBSD. Enable NetBSD compatibility extensions on Minix. */ #ifndef _NETBSD_SOURCE # undef _NETBSD_SOURCE #endif /* Enable OpenBSD compatibility extensions on NetBSD. Oddly enough, this does nothing on OpenBSD. */ #ifndef _OPENBSD_SOURCE # undef _OPENBSD_SOURCE #endif /* Define to 1 if needed for POSIX-compatible behavior. */ #ifndef _POSIX_SOURCE # undef _POSIX_SOURCE #endif /* Define to 2 if needed for POSIX-compatible behavior. */ #ifndef _POSIX_1_SOURCE # undef _POSIX_1_SOURCE #endif /* Enable POSIX-compatible threading on Solaris. */ #ifndef _POSIX_PTHREAD_SEMANTICS # undef _POSIX_PTHREAD_SEMANTICS #endif /* Enable extensions specified by ISO/IEC TS 18661-5:2014. */ #ifndef __STDC_WANT_IEC_60559_ATTRIBS_EXT__ # undef __STDC_WANT_IEC_60559_ATTRIBS_EXT__ #endif /* Enable extensions specified by ISO/IEC TS 18661-1:2014. */ #ifndef __STDC_WANT_IEC_60559_BFP_EXT__ # undef __STDC_WANT_IEC_60559_BFP_EXT__ #endif /* Enable extensions specified by ISO/IEC TS 18661-2:2015. */ #ifndef __STDC_WANT_IEC_60559_DFP_EXT__ # undef __STDC_WANT_IEC_60559_DFP_EXT__ #endif /* Enable extensions specified by ISO/IEC TS 18661-4:2015. */ #ifndef __STDC_WANT_IEC_60559_FUNCS_EXT__ # undef __STDC_WANT_IEC_60559_FUNCS_EXT__ #endif /* Enable extensions specified by ISO/IEC TS 18661-3:2015. */ #ifndef __STDC_WANT_IEC_60559_TYPES_EXT__ # undef __STDC_WANT_IEC_60559_TYPES_EXT__ #endif /* Enable extensions specified by ISO/IEC TR 24731-2:2010. */ #ifndef __STDC_WANT_LIB_EXT2__ # undef __STDC_WANT_LIB_EXT2__ #endif /* Enable extensions specified by ISO/IEC 24747:2009. */ #ifndef __STDC_WANT_MATH_SPEC_FUNCS__ # undef __STDC_WANT_MATH_SPEC_FUNCS__ #endif /* Enable extensions on HP NonStop. */ #ifndef _TANDEM_SOURCE # undef _TANDEM_SOURCE #endif /* Enable X/Open extensions. Define to 500 only if necessary to make mbstate_t available. */ #ifndef _XOPEN_SOURCE # undef _XOPEN_SOURCE #endif /* Define if the native Windows multithreading API can be used. */ #undef USE_WINDOWS_THREADS /* Version number of package */ #undef VERSION /* Define to 1 if unsetenv returns void instead of int. */ #undef VOID_UNSETENV /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type 'wchar_t'. */ #undef WCHAR_T_SUFFIX /* Define to l, ll, u, ul, ull, etc., as suitable for constants of type 'wint_t'. */ #undef WINT_T_SUFFIX /* Define WORDS_BIGENDIAN to 1 if your processor stores words with the most significant byte first (like Motorola and SPARC, unlike Intel). */ #if defined AC_APPLE_UNIVERSAL_BUILD # if defined __BIG_ENDIAN__ # define WORDS_BIGENDIAN 1 # endif #else # ifndef WORDS_BIGENDIAN # undef WORDS_BIGENDIAN # endif #endif /* Number of bits in a file offset, on hosts where this is settable. */ #undef _FILE_OFFSET_BITS /* True if the compiler says it groks GNU C version MAJOR.MINOR. */ #if defined __GNUC__ && defined __GNUC_MINOR__ # define _GL_GNUC_PREREQ(major, minor) \ ((major) < __GNUC__ + ((minor) <= __GNUC_MINOR__)) #else # define _GL_GNUC_PREREQ(major, minor) 0 #endif /* Define to enable the declarations of ISO C 11 types and functions. */ #undef _ISOC11_SOURCE /* Define for large files, on AIX-style hosts. */ #undef _LARGE_FILES /* The _Noreturn keyword of C11. */ #ifndef _Noreturn # if (defined __cplusplus \ && ((201103 <= __cplusplus && !(__GNUC__ == 4 && __GNUC_MINOR__ == 7)) \ || (defined _MSC_VER && 1900 <= _MSC_VER)) \ && 0) /* [[noreturn]] is not practically usable, because with it the syntax extern _Noreturn void func (...); would not be valid; such a declaration would only be valid with 'extern' and '_Noreturn' swapped, or without the 'extern' keyword. However, some AIX system header files and several gnulib header files use precisely this syntax with 'extern'. */ # define _Noreturn [[noreturn]] # elif ((!defined __cplusplus || defined __clang__) \ && (201112 <= (defined __STDC_VERSION__ ? __STDC_VERSION__ : 0) \ || (!defined __STRICT_ANSI__ \ && (_GL_GNUC_PREREQ (4, 7) \ || (defined __apple_build_version__ \ ? 6000000 <= __apple_build_version__ \ : 3 < __clang_major__ + (5 <= __clang_minor__)))))) /* _Noreturn works as-is. */ # elif _GL_GNUC_PREREQ (2, 8) || defined __clang__ || 0x5110 <= __SUNPRO_C # define _Noreturn __attribute__ ((__noreturn__)) # elif 1200 <= (defined _MSC_VER ? _MSC_VER : 0) # define _Noreturn __declspec (noreturn) # else # define _Noreturn # endif #endif /* Number of bits in a timestamp, on hosts where this is settable. */ #undef _TIME_BITS /* For standard stat data types on VMS. */ #undef _USE_STD_STAT /* For 64-bit time_t on 32-bit mingw. */ #undef __MINGW_USE_VC2005_COMPAT /* Define to 1 if the system predates C++11. */ #undef __STDC_CONSTANT_MACROS /* Define to 1 if the system predates C++11. */ #undef __STDC_LIMIT_MACROS /* Define to 1 if C does not support variable-length arrays, and if the compiler does not already define this. */ #undef __STDC_NO_VLA__ /* The _GL_ASYNC_SAFE marker should be attached to functions that are signal handlers (for signals other than SIGABRT, SIGPIPE) or can be invoked from such signal handlers. Such functions have some restrictions: * All functions that it calls should be marked _GL_ASYNC_SAFE as well, or should be listed as async-signal-safe in POSIX section 2.4.3. Note that malloc(), sprintf(), and fwrite(), in particular, are NOT async-signal-safe. * All memory locations (variables and struct fields) that these functions access must be marked 'volatile'. This holds for both read and write accesses. Otherwise the compiler might optimize away stores to and reads from such locations that occur in the program, depending on its data flow analysis. For example, when the program contains a loop that is intended to inspect a variable set from within a signal handler while (!signal_occurred) ; the compiler is allowed to transform this into an endless loop if the variable 'signal_occurred' is not declared 'volatile'. Additionally, recall that: * A signal handler should not modify errno (except if it is a handler for a fatal signal and ends by raising the same signal again, thus provoking the termination of the process). If it invokes a function that may clobber errno, it needs to save and restore the value of errno. */ #define _GL_ASYNC_SAFE /* Attributes. */ #if (defined __has_attribute \ && (!defined __clang_minor__ \ || 3 < __clang_major__ + (5 <= __clang_minor__))) # define _GL_HAS_ATTRIBUTE(attr) __has_attribute (__##attr##__) #else # define _GL_HAS_ATTRIBUTE(attr) _GL_ATTR_##attr # define _GL_ATTR_alloc_size _GL_GNUC_PREREQ (4, 3) # define _GL_ATTR_always_inline _GL_GNUC_PREREQ (3, 2) # define _GL_ATTR_artificial _GL_GNUC_PREREQ (4, 3) # define _GL_ATTR_cold _GL_GNUC_PREREQ (4, 3) # define _GL_ATTR_const _GL_GNUC_PREREQ (2, 95) # define _GL_ATTR_deprecated _GL_GNUC_PREREQ (3, 1) # define _GL_ATTR_diagnose_if 0 # define _GL_ATTR_error _GL_GNUC_PREREQ (4, 3) # define _GL_ATTR_externally_visible _GL_GNUC_PREREQ (4, 1) # define _GL_ATTR_fallthrough _GL_GNUC_PREREQ (7, 0) # define _GL_ATTR_format _GL_GNUC_PREREQ (2, 7) # define _GL_ATTR_leaf _GL_GNUC_PREREQ (4, 6) # define _GL_ATTR_malloc _GL_GNUC_PREREQ (3, 0) # ifdef _ICC # define _GL_ATTR_may_alias 0 # else # define _GL_ATTR_may_alias _GL_GNUC_PREREQ (3, 3) # endif # define _GL_ATTR_noinline _GL_GNUC_PREREQ (3, 1) # define _GL_ATTR_nonnull _GL_GNUC_PREREQ (3, 3) # define _GL_ATTR_nonstring _GL_GNUC_PREREQ (8, 0) # define _GL_ATTR_nothrow _GL_GNUC_PREREQ (3, 3) # define _GL_ATTR_packed _GL_GNUC_PREREQ (2, 7) # define _GL_ATTR_pure _GL_GNUC_PREREQ (2, 96) # define _GL_ATTR_returns_nonnull _GL_GNUC_PREREQ (4, 9) # define _GL_ATTR_sentinel _GL_GNUC_PREREQ (4, 0) # define _GL_ATTR_unused _GL_GNUC_PREREQ (2, 7) # define _GL_ATTR_warn_unused_result _GL_GNUC_PREREQ (3, 4) #endif #ifdef __has_c_attribute # define _GL_HAS_C_ATTRIBUTE(attr) __has_c_attribute (__##attr##__) #else # define _GL_HAS_C_ATTRIBUTE(attr) 0 #endif /* _GL_ATTRIBUTE_ALLOC_SIZE ((N)) declares that the Nth argument of the function is the size of the returned memory block. _GL_ATTRIBUTE_ALLOC_SIZE ((M, N)) declares that the Mth argument multiplied by the Nth argument of the function is the size of the returned memory block. */ /* Applies to: function, pointer to function, function types. */ #if _GL_HAS_ATTRIBUTE (alloc_size) # define _GL_ATTRIBUTE_ALLOC_SIZE(args) __attribute__ ((__alloc_size__ args)) #else # define _GL_ATTRIBUTE_ALLOC_SIZE(args) #endif /* _GL_ATTRIBUTE_ALWAYS_INLINE tells that the compiler should always inline the function and report an error if it cannot do so. */ /* Applies to: function. */ #if _GL_HAS_ATTRIBUTE (always_inline) # define _GL_ATTRIBUTE_ALWAYS_INLINE __attribute__ ((__always_inline__)) #else # define _GL_ATTRIBUTE_ALWAYS_INLINE #endif /* _GL_ATTRIBUTE_ARTIFICIAL declares that the function is not important to show in stack traces when debugging. The compiler should omit the function from stack traces. */ /* Applies to: function. */ #if _GL_HAS_ATTRIBUTE (artificial) # define _GL_ATTRIBUTE_ARTIFICIAL __attribute__ ((__artificial__)) #else # define _GL_ATTRIBUTE_ARTIFICIAL #endif /* _GL_ATTRIBUTE_COLD declares that the function is rarely executed. */ /* Applies to: functions. */ /* Avoid __attribute__ ((cold)) on MinGW; see thread starting at . Also, Oracle Studio 12.6 requires 'cold' not '__cold__'. */ #if _GL_HAS_ATTRIBUTE (cold) && !defined __MINGW32__ # ifndef __SUNPRO_C # define _GL_ATTRIBUTE_COLD __attribute__ ((__cold__)) # else # define _GL_ATTRIBUTE_COLD __attribute__ ((cold)) # endif #else # define _GL_ATTRIBUTE_COLD #endif /* _GL_ATTRIBUTE_CONST declares that it is OK for a compiler to omit duplicate calls to the function with the same arguments. This attribute is safe for a function that neither depends on nor affects observable state, and always returns exactly once - e.g., does not loop forever, and does not call longjmp. (This attribute is stricter than _GL_ATTRIBUTE_PURE.) */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (const) # define _GL_ATTRIBUTE_CONST __attribute__ ((__const__)) #else # define _GL_ATTRIBUTE_CONST #endif /* _GL_ATTRIBUTE_DEALLOC (F, I) declares that the function returns pointers that can be freed by passing them as the Ith argument to the function F. _GL_ATTRIBUTE_DEALLOC_FREE declares that the function returns pointers that can be freed via 'free'; it can be used only after declaring 'free'. */ /* Applies to: functions. Cannot be used on inline functions. */ #if _GL_GNUC_PREREQ (11, 0) # define _GL_ATTRIBUTE_DEALLOC(f, i) __attribute__ ((__malloc__ (f, i))) #else # define _GL_ATTRIBUTE_DEALLOC(f, i) #endif /* If gnulib's or has already defined this macro, continue to use this earlier definition, since may not have been included yet. */ #ifndef _GL_ATTRIBUTE_DEALLOC_FREE # define _GL_ATTRIBUTE_DEALLOC_FREE _GL_ATTRIBUTE_DEALLOC (free, 1) #endif /* _GL_ATTRIBUTE_DEPRECATED: Declares that an entity is deprecated. The compiler may warn if the entity is used. */ /* Applies to: - function, variable, - struct, union, struct/union member, - enumeration, enumeration item, - typedef, in C++ also: namespace, class, template specialization. */ #if _GL_HAS_C_ATTRIBUTE (deprecated) # define _GL_ATTRIBUTE_DEPRECATED [[__deprecated__]] #elif _GL_HAS_ATTRIBUTE (deprecated) # define _GL_ATTRIBUTE_DEPRECATED __attribute__ ((__deprecated__)) #else # define _GL_ATTRIBUTE_DEPRECATED #endif /* _GL_ATTRIBUTE_ERROR(msg) requests an error if a function is called and the function call is not optimized away. _GL_ATTRIBUTE_WARNING(msg) requests a warning if a function is called and the function call is not optimized away. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (error) # define _GL_ATTRIBUTE_ERROR(msg) __attribute__ ((__error__ (msg))) # define _GL_ATTRIBUTE_WARNING(msg) __attribute__ ((__warning__ (msg))) #elif _GL_HAS_ATTRIBUTE (diagnose_if) # define _GL_ATTRIBUTE_ERROR(msg) __attribute__ ((__diagnose_if__ (1, msg, "error"))) # define _GL_ATTRIBUTE_WARNING(msg) __attribute__ ((__diagnose_if__ (1, msg, "warning"))) #else # define _GL_ATTRIBUTE_ERROR(msg) # define _GL_ATTRIBUTE_WARNING(msg) #endif /* _GL_ATTRIBUTE_EXTERNALLY_VISIBLE declares that the entity should remain visible to debuggers etc., even with '-fwhole-program'. */ /* Applies to: functions, variables. */ #if _GL_HAS_ATTRIBUTE (externally_visible) # define _GL_ATTRIBUTE_EXTERNALLY_VISIBLE __attribute__ ((externally_visible)) #else # define _GL_ATTRIBUTE_EXTERNALLY_VISIBLE #endif /* _GL_ATTRIBUTE_FALLTHROUGH declares that it is not a programming mistake if the control flow falls through to the immediately following 'case' or 'default' label. The compiler should not warn in this case. */ /* Applies to: Empty statement (;), inside a 'switch' statement. */ /* Always expands to something. */ #if _GL_HAS_C_ATTRIBUTE (fallthrough) # define _GL_ATTRIBUTE_FALLTHROUGH [[__fallthrough__]] #elif _GL_HAS_ATTRIBUTE (fallthrough) # define _GL_ATTRIBUTE_FALLTHROUGH __attribute__ ((__fallthrough__)) #else # define _GL_ATTRIBUTE_FALLTHROUGH ((void) 0) #endif /* _GL_ATTRIBUTE_FORMAT ((ARCHETYPE, STRING-INDEX, FIRST-TO-CHECK)) declares that the STRING-INDEXth function argument is a format string of style ARCHETYPE, which is one of: printf, gnu_printf scanf, gnu_scanf, strftime, gnu_strftime, strfmon, or the same thing prefixed and suffixed with '__'. If FIRST-TO-CHECK is not 0, arguments starting at FIRST-TO_CHECK are suitable for the format string. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (format) # define _GL_ATTRIBUTE_FORMAT(spec) __attribute__ ((__format__ spec)) #else # define _GL_ATTRIBUTE_FORMAT(spec) #endif /* _GL_ATTRIBUTE_LEAF declares that if the function is called from some other compilation unit, it executes code from that unit only by return or by exception handling. This declaration lets the compiler optimize that unit more aggressively. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (leaf) # define _GL_ATTRIBUTE_LEAF __attribute__ ((__leaf__)) #else # define _GL_ATTRIBUTE_LEAF #endif /* _GL_ATTRIBUTE_MALLOC declares that the function returns a pointer to freshly allocated memory. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (malloc) # define _GL_ATTRIBUTE_MALLOC __attribute__ ((__malloc__)) #else # define _GL_ATTRIBUTE_MALLOC #endif /* _GL_ATTRIBUTE_MAY_ALIAS declares that pointers to the type may point to the same storage as pointers to other types. Thus this declaration disables strict aliasing optimization. */ /* Applies to: types. */ /* Oracle Studio 12.6 mishandles may_alias despite __has_attribute OK. */ #if _GL_HAS_ATTRIBUTE (may_alias) && !defined __SUNPRO_C # define _GL_ATTRIBUTE_MAY_ALIAS __attribute__ ((__may_alias__)) #else # define _GL_ATTRIBUTE_MAY_ALIAS #endif /* _GL_ATTRIBUTE_MAYBE_UNUSED declares that it is not a programming mistake if the entity is not used. The compiler should not warn if the entity is not used. */ /* Applies to: - function, variable, - struct, union, struct/union member, - enumeration, enumeration item, - typedef, in C++ also: class. */ /* In C++ and C2x, this is spelled [[__maybe_unused__]]. GCC's syntax is __attribute__ ((__unused__)). clang supports both syntaxes. */ #if _GL_HAS_C_ATTRIBUTE (maybe_unused) # define _GL_ATTRIBUTE_MAYBE_UNUSED [[__maybe_unused__]] #else # define _GL_ATTRIBUTE_MAYBE_UNUSED _GL_ATTRIBUTE_UNUSED #endif /* Alternative spelling of this macro, for convenience. */ #define _GL_UNUSED _GL_ATTRIBUTE_MAYBE_UNUSED /* Earlier spellings of this macro. */ #define _UNUSED_PARAMETER_ _GL_ATTRIBUTE_MAYBE_UNUSED /* _GL_ATTRIBUTE_NODISCARD declares that the caller of the function should not discard the return value. The compiler may warn if the caller does not use the return value, unless the caller uses something like ignore_value. */ /* Applies to: function, enumeration, class. */ #if _GL_HAS_C_ATTRIBUTE (nodiscard) # define _GL_ATTRIBUTE_NODISCARD [[__nodiscard__]] #elif _GL_HAS_ATTRIBUTE (warn_unused_result) # define _GL_ATTRIBUTE_NODISCARD __attribute__ ((__warn_unused_result__)) #else # define _GL_ATTRIBUTE_NODISCARD #endif /* _GL_ATTRIBUTE_NOINLINE tells that the compiler should not inline the function. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (noinline) # define _GL_ATTRIBUTE_NOINLINE __attribute__ ((__noinline__)) #else # define _GL_ATTRIBUTE_NOINLINE #endif /* _GL_ATTRIBUTE_NONNULL ((N1, N2,...)) declares that the arguments N1, N2,... must not be NULL. _GL_ATTRIBUTE_NONNULL () declares that all pointer arguments must not be null. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (nonnull) # define _GL_ATTRIBUTE_NONNULL(args) __attribute__ ((__nonnull__ args)) #else # define _GL_ATTRIBUTE_NONNULL(args) #endif /* _GL_ATTRIBUTE_NONSTRING declares that the contents of a character array is not meant to be NUL-terminated. */ /* Applies to: struct/union members and variables that are arrays of element type '[[un]signed] char'. */ #if _GL_HAS_ATTRIBUTE (nonstring) # define _GL_ATTRIBUTE_NONSTRING __attribute__ ((__nonstring__)) #else # define _GL_ATTRIBUTE_NONSTRING #endif /* There is no _GL_ATTRIBUTE_NORETURN; use _Noreturn instead. */ /* _GL_ATTRIBUTE_NOTHROW declares that the function does not throw exceptions. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (nothrow) && !defined __cplusplus # define _GL_ATTRIBUTE_NOTHROW __attribute__ ((__nothrow__)) #else # define _GL_ATTRIBUTE_NOTHROW #endif /* _GL_ATTRIBUTE_PACKED declares: For struct members: The member has the smallest possible alignment. For struct, union, class: All members have the smallest possible alignment, minimizing the memory required. */ /* Applies to: struct members, struct, union, in C++ also: class. */ #if _GL_HAS_ATTRIBUTE (packed) # define _GL_ATTRIBUTE_PACKED __attribute__ ((__packed__)) #else # define _GL_ATTRIBUTE_PACKED #endif /* _GL_ATTRIBUTE_PURE declares that It is OK for a compiler to omit duplicate calls to the function with the same arguments if observable state is not changed between calls. This attribute is safe for a function that does not affect observable state, and always returns exactly once. (This attribute is looser than _GL_ATTRIBUTE_CONST.) */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (pure) # define _GL_ATTRIBUTE_PURE __attribute__ ((__pure__)) #else # define _GL_ATTRIBUTE_PURE #endif /* _GL_ATTRIBUTE_RETURNS_NONNULL declares that the function's return value is a non-NULL pointer. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (returns_nonnull) # define _GL_ATTRIBUTE_RETURNS_NONNULL __attribute__ ((__returns_nonnull__)) #else # define _GL_ATTRIBUTE_RETURNS_NONNULL #endif /* _GL_ATTRIBUTE_SENTINEL(pos) declares that the variadic function expects a trailing NULL argument. _GL_ATTRIBUTE_SENTINEL () - The last argument is NULL (requires C99). _GL_ATTRIBUTE_SENTINEL ((N)) - The (N+1)st argument from the end is NULL. */ /* Applies to: functions. */ #if _GL_HAS_ATTRIBUTE (sentinel) # define _GL_ATTRIBUTE_SENTINEL(pos) __attribute__ ((__sentinel__ pos)) #else # define _GL_ATTRIBUTE_SENTINEL(pos) #endif /* A helper macro. Don't use it directly. */ #if _GL_HAS_ATTRIBUTE (unused) # define _GL_ATTRIBUTE_UNUSED __attribute__ ((__unused__)) #else # define _GL_ATTRIBUTE_UNUSED #endif /* _GL_UNUSED_LABEL; declares that it is not a programming mistake if the immediately preceding label is not used. The compiler should not warn if the label is not used. */ /* Applies to: label (both in C and C++). */ /* Note that g++ < 4.5 does not support the '__attribute__ ((__unused__)) ;' syntax. But clang does. */ #if !(defined __cplusplus && !_GL_GNUC_PREREQ (4, 5)) || defined __clang__ # define _GL_UNUSED_LABEL _GL_ATTRIBUTE_UNUSED #else # define _GL_UNUSED_LABEL #endif /* Define to empty if `const' does not conform to ANSI C. */ #undef const /* Please see the Gnulib manual for how to use these macros. Suppress extern inline with HP-UX cc, as it appears to be broken; see . Suppress extern inline with Sun C in standards-conformance mode, as it mishandles inline functions that call each other. E.g., for 'inline void f (void) { } inline void g (void) { f (); }', c99 incorrectly complains 'reference to static identifier "f" in extern inline function'. This bug was observed with Oracle Developer Studio 12.6 (Sun C 5.15 SunOS_sparc 2017/05/30). Suppress extern inline (with or without __attribute__ ((__gnu_inline__))) on configurations that mistakenly use 'static inline' to implement functions or macros in standard C headers like . For example, if isdigit is mistakenly implemented via a static inline function, a program containing an extern inline function that calls isdigit may not work since the C standard prohibits extern inline functions from calling static functions (ISO C 99 section 6.7.4.(3). This bug is known to occur on: OS X 10.8 and earlier; see: https://lists.gnu.org/r/bug-gnulib/2012-12/msg00023.html DragonFly; see http://muscles.dragonflybsd.org/bulk/clang-master-potential/20141111_102002/logs/ah-tty-0.3.12.log FreeBSD; see: https://lists.gnu.org/r/bug-gnulib/2014-07/msg00104.html OS X 10.9 has a macro __header_inline indicating the bug is fixed for C and for clang but remains for g++; see . Assume DragonFly and FreeBSD will be similar. GCC 4.3 and above with -std=c99 or -std=gnu99 implements ISO C99 inline semantics, unless -fgnu89-inline is used. It defines a macro __GNUC_STDC_INLINE__ to indicate this situation or a macro __GNUC_GNU_INLINE__ to indicate the opposite situation. GCC 4.2 with -std=c99 or -std=gnu99 implements the GNU C inline semantics but warns, unless -fgnu89-inline is used: warning: C99 inline functions are not supported; using GNU89 warning: to disable this warning use -fgnu89-inline or the gnu_inline function attribute It defines a macro __GNUC_GNU_INLINE__ to indicate this situation. */ #if (((defined __APPLE__ && defined __MACH__) \ || defined __DragonFly__ || defined __FreeBSD__) \ && (defined __header_inline \ ? (defined __cplusplus && defined __GNUC_STDC_INLINE__ \ && ! defined __clang__) \ : ((! defined _DONT_USE_CTYPE_INLINE_ \ && (defined __GNUC__ || defined __cplusplus)) \ || (defined _FORTIFY_SOURCE && 0 < _FORTIFY_SOURCE \ && defined __GNUC__ && ! defined __cplusplus)))) # define _GL_EXTERN_INLINE_STDHEADER_BUG #endif #if ((__GNUC__ \ ? defined __GNUC_STDC_INLINE__ && __GNUC_STDC_INLINE__ \ : (199901L <= __STDC_VERSION__ \ && !defined __HP_cc \ && !defined __PGI \ && !(defined __SUNPRO_C && __STDC__))) \ && !defined _GL_EXTERN_INLINE_STDHEADER_BUG) # define _GL_INLINE inline # define _GL_EXTERN_INLINE extern inline # define _GL_EXTERN_INLINE_IN_USE #elif (2 < __GNUC__ + (7 <= __GNUC_MINOR__) && !defined __STRICT_ANSI__ \ && !defined _GL_EXTERN_INLINE_STDHEADER_BUG) # if defined __GNUC_GNU_INLINE__ && __GNUC_GNU_INLINE__ /* __gnu_inline__ suppresses a GCC 4.2 diagnostic. */ # define _GL_INLINE extern inline __attribute__ ((__gnu_inline__)) # else # define _GL_INLINE extern inline # endif # define _GL_EXTERN_INLINE extern # define _GL_EXTERN_INLINE_IN_USE #else # define _GL_INLINE _GL_UNUSED static # define _GL_EXTERN_INLINE _GL_UNUSED static #endif /* In GCC 4.6 (inclusive) to 5.1 (exclusive), suppress bogus "no previous prototype for 'FOO'" and "no previous declaration for 'FOO'" diagnostics, when FOO is an inline function in the header; see and . */ #if __GNUC__ == 4 && 6 <= __GNUC_MINOR__ # if defined __GNUC_STDC_INLINE__ && __GNUC_STDC_INLINE__ # define _GL_INLINE_HEADER_CONST_PRAGMA # else # define _GL_INLINE_HEADER_CONST_PRAGMA \ _Pragma ("GCC diagnostic ignored \"-Wsuggest-attribute=const\"") # endif # define _GL_INLINE_HEADER_BEGIN \ _Pragma ("GCC diagnostic push") \ _Pragma ("GCC diagnostic ignored \"-Wmissing-prototypes\"") \ _Pragma ("GCC diagnostic ignored \"-Wmissing-declarations\"") \ _GL_INLINE_HEADER_CONST_PRAGMA # define _GL_INLINE_HEADER_END \ _Pragma ("GCC diagnostic pop") #else # define _GL_INLINE_HEADER_BEGIN # define _GL_INLINE_HEADER_END #endif /* Define to `int' if doesn't define. */ #undef gid_t /* A replacement for va_copy, if needed. */ #define gl_va_copy(a,b) ((a) = (b)) /* Define to long or long long if and don't define. */ #undef intmax_t /* Work around a bug in Apple GCC 4.0.1 build 5465: In C99 mode, it supports the ISO C 99 semantics of 'extern inline' (unlike the GNU C semantics of earlier versions), but does not display it by setting __GNUC_STDC_INLINE__. __APPLE__ && __MACH__ test for Mac OS X. __APPLE_CC__ tests for the Apple compiler and its version. __STDC_VERSION__ tests for the C99 mode. */ #if defined __APPLE__ && defined __MACH__ && __APPLE_CC__ >= 5465 && !defined __cplusplus && __STDC_VERSION__ >= 199901L && !defined __GNUC_STDC_INLINE__ # define __GNUC_STDC_INLINE__ 1 #endif /* _GL_CMP (n1, n2) performs a three-valued comparison on n1 vs. n2, where n1 and n2 are expressions without side effects, that evaluate to real numbers (excluding NaN). It returns 1 if n1 > n2 0 if n1 == n2 -1 if n1 < n2 The naïve code (n1 > n2 ? 1 : n1 < n2 ? -1 : 0) produces a conditional jump with nearly all GCC versions up to GCC 10. This variant (n1 < n2 ? -1 : n1 > n2) produces a conditional with many GCC versions up to GCC 9. The better code (n1 > n2) - (n1 < n2) from Hacker's Delight § 2-9 avoids conditional jumps in all GCC versions >= 3.4. */ #define _GL_CMP(n1, n2) (((n1) > (n2)) - ((n1) < (n2))) /* Define to `int' if does not define. */ #undef mode_t /* Define to the type of st_nlink in struct stat, or a supertype. */ #undef nlink_t /* Define as a signed integer type capable of holding a process identifier. */ #undef pid_t /* Define as the type of the result of subtracting two pointers, if the system doesn't define it. */ #undef ptrdiff_t /* Define to the equivalent of the C99 'restrict' keyword, or to nothing if this is not supported. Do not define if restrict is supported only directly. */ #undef restrict /* Work around a bug in older versions of Sun C++, which did not #define __restrict__ or support _Restrict or __restrict__ even though the corresponding Sun C compiler ended up with "#define restrict _Restrict" or "#define restrict __restrict__" in the previous line. This workaround can be removed once we assume Oracle Developer Studio 12.5 (2016) or later. */ #if defined __SUNPRO_CC && !defined __RESTRICT && !defined __restrict__ # define _Restrict # define __restrict__ #endif /* Define to `unsigned int' if does not define. */ #undef size_t /* Define as a signed type of the same size as size_t. */ #undef ssize_t /* Define to `int' if doesn't define. */ #undef uid_t /* Define as a macro for copying va_list variables. */ #undef va_copy /* Define as `fork' if `vfork' does not work. */ #undef vfork