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/**********************************************************************
util.h -
$Author$
created at: Thu Mar 9 11:55:53 JST 1995
Copyright (C) 1993-2007 Yukihiro Matsumoto
**********************************************************************/
#ifndef RUBY_UTIL_H
#define RUBY_UTIL_H 1
#include "ruby/3/config.h"
#include "ruby/3/dllexport.h"
#include "ruby/defines.h"
#ifndef _
#ifdef __cplusplus
# ifndef HAVE_PROTOTYPES
# define HAVE_PROTOTYPES 1
# endif
# ifndef HAVE_STDARG_PROTOTYPES
# define HAVE_STDARG_PROTOTYPES 1
# endif
#endif
#ifdef HAVE_PROTOTYPES
# define _(args) args
#else
# define _(args) ()
#endif
#ifdef HAVE_STDARG_PROTOTYPES
# define __(args) args
#else
# define __(args) ()
#endif
#endif
RUBY3_SYMBOL_EXPORT_BEGIN()
#define DECIMAL_SIZE_OF_BITS(n) (((n) * 3010 + 9998) / 9999)
/* an approximation of ceil(n * log10(2)), up to 65536 at least */
#define scan_oct(s,l,e) ((int)ruby_scan_oct((s),(l),(e)))
unsigned long ruby_scan_oct(const char *, size_t, size_t *);
#define scan_hex(s,l,e) ((int)ruby_scan_hex((s),(l),(e)))
unsigned long ruby_scan_hex(const char *, size_t, size_t *);
#ifdef HAVE_GNU_QSORT_R
# define ruby_qsort qsort_r
#else
void ruby_qsort(void *, const size_t, const size_t,
int (*)(const void *, const void *, void *), void *);
#endif
void ruby_setenv(const char *, const char *);
void ruby_unsetenv(const char *);
char *ruby_strdup(const char *);
#undef strdup
#define strdup(s) ruby_strdup(s)
char *ruby_getcwd(void);
double ruby_strtod(const char *, char **);
#undef strtod
#define strtod(s,e) ruby_strtod((s),(e))
void ruby_each_words(const char *, void (*)(const char*, int, void*), void *);
RUBY3_SYMBOL_EXPORT_END()
#endif /* RUBY_UTIL_H */
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