246 lines
4.5 KiB
C
246 lines
4.5 KiB
C
/************************************************
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missing.h - prototype for *.c in ./missing, and
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for missing timeval struct
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$Author$
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created at: Sat May 11 23:46:03 JST 2002
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************************************************/
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#ifndef RUBY_MISSING_H
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#define RUBY_MISSING_H 1
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#if defined(__cplusplus)
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extern "C" {
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#if 0
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} /* satisfy cc-mode */
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#endif
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#endif
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#include "ruby/config.h"
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#include <stddef.h>
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#include <math.h> /* for INFINITY and NAN */
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#ifdef RUBY_EXTCONF_H
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#include RUBY_EXTCONF_H
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#endif
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#if defined(HAVE_SYS_TIME_H)
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# include <sys/time.h>
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#elif !defined(_WIN32)
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# define time_t long
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struct timeval {
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time_t tv_sec; /* seconds */
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long tv_usec; /* microseconds */
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};
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#endif
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#if defined(HAVE_SYS_TYPES_H)
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# include <sys/types.h>
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#endif
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#if !defined(HAVE_STRUCT_TIMESPEC)
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struct timespec {
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time_t tv_sec; /* seconds */
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long tv_nsec; /* nanoseconds */
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};
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#endif
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#if !defined(HAVE_STRUCT_TIMEZONE)
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struct timezone {
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int tz_minuteswest;
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int tz_dsttime;
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};
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#endif
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#if defined(HAVE___SYSCALL) && (defined(__APPLE__) || defined(__OpenBSD__))
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/* Mac OS X and OpenBSD have __syscall but don't define it in headers */
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off_t __syscall(quad_t number, ...);
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#endif
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#ifdef RUBY_EXPORT
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#undef RUBY_EXTERN
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#endif
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#ifndef RUBY_EXTERN
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#define RUBY_EXTERN extern
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#endif
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#if defined __GNUC__ && __GNUC__ >= 4
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#pragma GCC visibility push(default)
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#endif
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#ifndef HAVE_ACOSH
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RUBY_EXTERN double acosh(double);
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RUBY_EXTERN double asinh(double);
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RUBY_EXTERN double atanh(double);
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#endif
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#ifndef HAVE_CRYPT
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RUBY_EXTERN char *crypt(const char *, const char *);
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#endif
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#ifndef HAVE_DUP2
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RUBY_EXTERN int dup2(int, int);
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#endif
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#ifndef HAVE_EACCESS
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RUBY_EXTERN int eaccess(const char*, int);
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#endif
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#ifndef HAVE_ROUND
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RUBY_EXTERN double round(double); /* numeric.c */
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#endif
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#ifndef HAVE_FINITE
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RUBY_EXTERN int finite(double);
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#endif
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#ifndef HAVE_FLOCK
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RUBY_EXTERN int flock(int, int);
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#endif
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/*
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#ifndef HAVE_FREXP
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RUBY_EXTERN double frexp(double, int *);
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#endif
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*/
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#ifndef HAVE_HYPOT
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RUBY_EXTERN double hypot(double, double);
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#endif
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#ifndef HAVE_ERF
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RUBY_EXTERN double erf(double);
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RUBY_EXTERN double erfc(double);
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#endif
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#ifndef HAVE_TGAMMA
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RUBY_EXTERN double tgamma(double);
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#endif
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#ifndef HAVE_LGAMMA_R
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RUBY_EXTERN double lgamma_r(double, int *);
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#endif
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#ifndef HAVE_CBRT
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RUBY_EXTERN double cbrt(double);
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#endif
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#if !defined(INFINITY) || !defined(NAN)
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union bytesequence4_or_float {
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unsigned char bytesequence[4];
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float float_value;
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};
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#endif
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#ifdef INFINITY
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# define HAVE_INFINITY
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#else
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/** @internal */
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RUBY_EXTERN const union bytesequence4_or_float rb_infinity;
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# define INFINITY (rb_infinity.float_value)
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#endif
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#ifdef NAN
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# define HAVE_NAN
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#else
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/** @internal */
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RUBY_EXTERN const union bytesequence4_or_float rb_nan;
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# define NAN (rb_nan.float_value)
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#endif
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#ifndef isinf
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# ifndef HAVE_ISINF
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# if defined(HAVE_FINITE) && defined(HAVE_ISNAN)
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# ifdef HAVE_IEEEFP_H
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# include <ieeefp.h>
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# endif
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# define isinf(x) (!finite(x) && !isnan(x))
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# else
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RUBY_EXTERN int isinf(double);
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# endif
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# endif
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#endif
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#ifndef isnan
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# ifndef HAVE_ISNAN
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RUBY_EXTERN int isnan(double);
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# endif
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#endif
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/*
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#ifndef HAVE_MEMCMP
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RUBY_EXTERN int memcmp(const void *, const void *, size_t);
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#endif
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*/
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#ifndef HAVE_MEMMOVE
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RUBY_EXTERN void *memmove(void *, const void *, size_t);
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#endif
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/*
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#ifndef HAVE_MODF
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RUBY_EXTERN double modf(double, double *);
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#endif
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*/
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#ifndef HAVE_STRCHR
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RUBY_EXTERN char *strchr(const char *, int);
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RUBY_EXTERN char *strrchr(const char *, int);
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#endif
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#ifndef HAVE_STRERROR
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RUBY_EXTERN char *strerror(int);
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#endif
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#ifndef HAVE_STRSTR
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RUBY_EXTERN char *strstr(const char *, const char *);
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#endif
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/*
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#ifndef HAVE_STRTOL
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RUBY_EXTERN long strtol(const char *, char **, int);
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#endif
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*/
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#ifndef HAVE_STRLCPY
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RUBY_EXTERN size_t strlcpy(char *, const char*, size_t);
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#endif
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#ifndef HAVE_STRLCAT
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RUBY_EXTERN size_t strlcat(char *, const char*, size_t);
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#endif
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#ifndef HAVE_SIGNBIT
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RUBY_EXTERN int signbit(double x);
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#endif
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#ifndef HAVE_FFS
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RUBY_EXTERN int ffs(int);
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#endif
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#ifdef BROKEN_CLOSE
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#include <sys/types.h>
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#include <sys/socket.h>
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RUBY_EXTERN int ruby_getpeername(int, struct sockaddr *, socklen_t *);
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RUBY_EXTERN int ruby_getsockname(int, struct sockaddr *, socklen_t *);
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RUBY_EXTERN int ruby_shutdown(int, int);
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RUBY_EXTERN int ruby_close(int);
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#endif
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#ifndef HAVE_SETPROCTITLE
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RUBY_EXTERN void setproctitle(const char *fmt, ...);
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#endif
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#if defined __GNUC__ && __GNUC__ >= 4
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#pragma GCC visibility pop
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#endif
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#if defined(__cplusplus)
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#if 0
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{ /* satisfy cc-mode */
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#endif
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} /* extern "C" { */
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#endif
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#endif /* RUBY_MISSING_H */
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