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