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Editing: missing.h
/************************************************ missing.h - prototype for *.c in ./missing, and for missing timeval struct $Author$ created at: Sat May 11 23:46:03 JST 2002 ************************************************/ #ifndef RUBY_MISSING_H #define RUBY_MISSING_H 1 #if defined(__cplusplus) extern "C" { #if 0 } /* satisfy cc-mode */ #endif #endif #include "ruby/config.h" #include <stddef.h> #include <math.h> /* for INFINITY and NAN */ #ifdef RUBY_ALTERNATIVE_MALLOC_HEADER # include RUBY_ALTERNATIVE_MALLOC_HEADER #endif #ifdef RUBY_EXTCONF_H #include RUBY_EXTCONF_H #endif #if !defined(HAVE_STRUCT_TIMEVAL) || !defined(HAVE_STRUCT_TIMESPEC) #if defined(HAVE_TIME_H) # include <time.h> #endif #if defined(HAVE_SYS_TIME_H) # include <sys/time.h> #endif #endif #ifndef M_PI # define M_PI 3.14159265358979323846 #endif #ifndef M_PI_2 # define M_PI_2 (M_PI/2) #endif #ifndef RUBY_SYMBOL_EXPORT_BEGIN # define RUBY_SYMBOL_EXPORT_BEGIN /* begin */ # define RUBY_SYMBOL_EXPORT_END /* end */ #endif #if !defined(HAVE_STRUCT_TIMEVAL) struct timeval { time_t tv_sec; /* seconds */ long tv_usec; /* microseconds */ }; #endif /* HAVE_STRUCT_TIMEVAL */ #if !defined(HAVE_STRUCT_TIMESPEC) struct timespec { time_t tv_sec; /* seconds */ long tv_nsec; /* nanoseconds */ }; #endif #if !defined(HAVE_STRUCT_TIMEZONE) struct timezone { int tz_minuteswest; int tz_dsttime; }; #endif #ifdef RUBY_EXPORT #undef RUBY_EXTERN #endif #ifndef RUBY_EXTERN #define RUBY_EXTERN extern #endif RUBY_SYMBOL_EXPORT_BEGIN #ifndef HAVE_ACOSH RUBY_EXTERN double acosh(double); RUBY_EXTERN double asinh(double); RUBY_EXTERN double atanh(double); #endif #ifndef HAVE_CRYPT RUBY_EXTERN char *crypt(const char *, const char *); #endif #ifndef HAVE_DUP2 RUBY_EXTERN int dup2(int, int); #endif #ifndef HAVE_EACCESS RUBY_EXTERN int eaccess(const char*, int); #endif #ifndef HAVE_ROUND RUBY_EXTERN double round(double); /* numeric.c */ #endif #ifndef HAVE_FINITE RUBY_EXTERN int finite(double); #endif #ifndef HAVE_FLOCK RUBY_EXTERN int flock(int, int); #endif /* #ifndef HAVE_FREXP RUBY_EXTERN double frexp(double, int *); #endif */ #ifndef HAVE_HYPOT RUBY_EXTERN double hypot(double, double); #endif #ifndef HAVE_ERF RUBY_EXTERN double erf(double); RUBY_EXTERN double erfc(double); #endif #ifndef HAVE_TGAMMA RUBY_EXTERN double tgamma(double); #endif #ifndef HAVE_LGAMMA_R RUBY_EXTERN double lgamma_r(double, int *); #endif #ifndef HAVE_CBRT RUBY_EXTERN double cbrt(double); #endif #if !defined(INFINITY) || !defined(NAN) union bytesequence4_or_float { unsigned char bytesequence[4]; float float_value; }; #endif #ifndef INFINITY /** @internal */ RUBY_EXTERN const union bytesequence4_or_float rb_infinity; # define INFINITY (rb_infinity.float_value) # define USE_RB_INFINITY 1 #endif #ifndef NAN /** @internal */ RUBY_EXTERN const union bytesequence4_or_float rb_nan; # define NAN (rb_nan.float_value) # define USE_RB_NAN 1 #endif #ifndef HUGE_VAL # define HUGE_VAL ((double)INFINITY) #endif #ifndef isinf # ifndef HAVE_ISINF # if defined(HAVE_FINITE) && defined(HAVE_ISNAN) # ifdef HAVE_IEEEFP_H # include <ieeefp.h> # endif # define isinf(x) (!finite(x) && !isnan(x)) # elif defined(__cplusplus) && __cplusplus >= 201103L # include <cmath> // it must include constexpr bool isinf(double); # else RUBY_EXTERN int isinf(double); # endif # endif #endif #ifndef isnan # ifndef HAVE_ISNAN # if defined(__cplusplus) && __cplusplus >= 201103L # include <cmath> // it must include constexpr bool isnan(double); # else RUBY_EXTERN int isnan(double); # endif # endif #endif #ifndef isfinite # ifndef HAVE_ISFINITE # define HAVE_ISFINITE 1 # define isfinite(x) finite(x) # endif #endif #ifndef HAVE_NAN RUBY_EXTERN double nan(const char *); #endif #ifndef HAVE_NEXTAFTER RUBY_EXTERN double nextafter(double x, double y); #endif /* #ifndef HAVE_MEMCMP RUBY_EXTERN int memcmp(const void *, const void *, size_t); #endif */ #ifndef HAVE_MEMMOVE RUBY_EXTERN void *memmove(void *, const void *, size_t); #endif /* #ifndef HAVE_MODF RUBY_EXTERN double modf(double, double *); #endif */ #ifndef HAVE_STRCHR RUBY_EXTERN char *strchr(const char *, int); RUBY_EXTERN char *strrchr(const char *, int); #endif #ifndef HAVE_STRERROR RUBY_EXTERN char *strerror(int); #endif #ifndef HAVE_STRSTR RUBY_EXTERN char *strstr(const char *, const char *); #endif #ifndef HAVE_STRLCPY RUBY_EXTERN size_t strlcpy(char *, const char*, size_t); #endif #ifndef HAVE_STRLCAT RUBY_EXTERN size_t strlcat(char *, const char*, size_t); #endif #ifndef HAVE_SIGNBIT RUBY_EXTERN int signbit(double x); #endif #ifndef HAVE_FFS RUBY_EXTERN int ffs(int); #endif #ifdef BROKEN_CLOSE #include <sys/types.h> #include <sys/socket.h> RUBY_EXTERN int ruby_getpeername(int, struct sockaddr *, socklen_t *); RUBY_EXTERN int ruby_getsockname(int, struct sockaddr *, socklen_t *); RUBY_EXTERN int ruby_shutdown(int, int); RUBY_EXTERN int ruby_close(int); #endif #ifndef HAVE_SETPROCTITLE RUBY_EXTERN void setproctitle(const char *fmt, ...); #endif #ifndef HAVE_EXPLICIT_BZERO RUBY_EXTERN void explicit_bzero(void *b, size_t len); # if defined SecureZeroMemory # define explicit_bzero(b, len) SecureZeroMemory(b, len) # endif #endif RUBY_SYMBOL_EXPORT_END #if defined(__cplusplus) #if 0 { /* satisfy cc-mode */ #endif } /* extern "C" { */ #endif #endif /* RUBY_MISSING_H */
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