mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
9930481a23
to allow C++ programs include <ruby.h>. [Bug #14668] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63123 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
418 lines
9.1 KiB
C++
418 lines
9.1 KiB
C++
/************************************************
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defines.h -
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$Author$
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created at: Wed May 18 00:21:44 JST 1994
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************************************************/
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#ifndef RUBY_DEFINES_H
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#define RUBY_DEFINES_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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#ifdef RUBY_EXTCONF_H
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#include RUBY_EXTCONF_H
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#endif
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/* function attributes */
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#ifndef CONSTFUNC
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# define CONSTFUNC(x) x
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#endif
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#ifndef PUREFUNC
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# define PUREFUNC(x) x
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#endif
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#ifndef DEPRECATED
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# define DEPRECATED(x) x
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#endif
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#ifndef DEPRECATED_BY
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# define DEPRECATED_BY(n,x) DEPRECATED(x)
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#endif
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#ifndef DEPRECATED_TYPE
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# define DEPRECATED_TYPE(mesg, decl) decl
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#endif
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#ifndef NOINLINE
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# define NOINLINE(x) x
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#endif
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#ifndef ALWAYS_INLINE
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# define ALWAYS_INLINE(x) x
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#endif
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#ifndef ERRORFUNC
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# define HAVE_ATTRIBUTE_ERRORFUNC 0
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# define ERRORFUNC(mesg, x) x
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#else
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# define HAVE_ATTRIBUTE_ERRORFUNC 1
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#endif
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#ifndef WARNINGFUNC
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# define HAVE_ATTRIBUTE_WARNINGFUNC 0
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# define WARNINGFUNC(mesg, x) x
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#else
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# define HAVE_ATTRIBUTE_WARNINGFUNC 1
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#endif
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#ifndef GCC_VERSION_SINCE
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# if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__)
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# define GCC_VERSION_SINCE(major, minor, patchlevel) \
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((__GNUC__ > (major)) || \
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((__GNUC__ == (major) && \
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((__GNUC_MINOR__ > (minor)) || \
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(__GNUC_MINOR__ == (minor) && __GNUC_PATCHLEVEL__ >= (patchlevel))))))
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# else
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# define GCC_VERSION_SINCE(major, minor, patchlevel) 0
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# endif
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#endif
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#ifndef GCC_VERSION_BEFORE
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# if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__)
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# define GCC_VERSION_BEFORE(major, minor, patchlevel) \
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((__GNUC__ < (major)) || \
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((__GNUC__ == (major) && \
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((__GNUC_MINOR__ < (minor)) || \
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(__GNUC_MINOR__ == (minor) && __GNUC_PATCHLEVEL__ <= (patchlevel))))))
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# else
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# define GCC_VERSION_BEFORE(major, minor, patchlevel) 0
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# endif
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#endif
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/* likely */
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#if __GNUC__ >= 3
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#define RB_LIKELY(x) (__builtin_expect(!!(x), 1))
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#define RB_UNLIKELY(x) (__builtin_expect(!!(x), 0))
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#else /* __GNUC__ >= 3 */
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#define RB_LIKELY(x) (x)
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#define RB_UNLIKELY(x) (x)
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#endif /* __GNUC__ >= 3 */
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#ifdef __GNUC__
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#define PRINTF_ARGS(decl, string_index, first_to_check) \
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decl __attribute__((format(printf, string_index, first_to_check)))
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#else
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#define PRINTF_ARGS(decl, string_index, first_to_check) decl
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#endif
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#ifdef __GNUC__
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#define RB_GNUC_EXTENSION __extension__
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#define RB_GNUC_EXTENSION_BLOCK(x) __extension__ ({ x; })
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#else
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#define RB_GNUC_EXTENSION
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#define RB_GNUC_EXTENSION_BLOCK(x) (x)
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#endif
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/* AC_INCLUDES_DEFAULT */
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#include <stdio.h>
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#ifdef HAVE_SYS_TYPES_H
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# include <sys/types.h>
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#endif
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#ifdef HAVE_SYS_STAT_H
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# include <sys/stat.h>
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#endif
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#ifdef STDC_HEADERS
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# include <stdlib.h>
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# include <stddef.h>
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#else
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# ifdef HAVE_STDLIB_H
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# include <stdlib.h>
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# endif
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#endif
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#ifdef HAVE_STRING_H
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# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
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# include <memory.h>
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# endif
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# include <string.h>
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#endif
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#ifdef HAVE_STRINGS_H
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# include <strings.h>
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#endif
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#ifdef HAVE_INTTYPES_H
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# include <inttypes.h>
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#endif
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#ifdef HAVE_STDINT_H
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# include <stdint.h>
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#endif
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#ifdef HAVE_STDALIGN_H
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# include <stdalign.h>
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#endif
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#ifdef HAVE_SYS_SELECT_H
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# include <sys/select.h>
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#endif
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#ifdef RUBY_USE_SETJMPEX
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#include <setjmpex.h>
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#endif
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#include "ruby/missing.h"
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#define RUBY
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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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#undef _
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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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#undef __
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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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#ifdef __cplusplus
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#define ANYARGS ...
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#else
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#define ANYARGS
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#endif
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#ifndef RUBY_SYMBOL_EXPORT_BEGIN
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# define RUBY_SYMBOL_EXPORT_BEGIN /* begin */
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# define RUBY_SYMBOL_EXPORT_END /* end */
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#endif
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RUBY_SYMBOL_EXPORT_BEGIN
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#define xmalloc ruby_xmalloc
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#define xmalloc2 ruby_xmalloc2
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#define xcalloc ruby_xcalloc
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#define xrealloc ruby_xrealloc
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#define xrealloc2 ruby_xrealloc2
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#define xfree ruby_xfree
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#if GCC_VERSION_SINCE(4,3,0)
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# define RUBY_ATTR_ALLOC_SIZE(params) __attribute__ ((alloc_size params))
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#else
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# define RUBY_ATTR_ALLOC_SIZE(params)
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#endif
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void *xmalloc(size_t) RUBY_ATTR_ALLOC_SIZE((1));
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void *xmalloc2(size_t,size_t) RUBY_ATTR_ALLOC_SIZE((1,2));
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void *xcalloc(size_t,size_t) RUBY_ATTR_ALLOC_SIZE((1,2));
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void *xrealloc(void*,size_t) RUBY_ATTR_ALLOC_SIZE((2));
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void *xrealloc2(void*,size_t,size_t) RUBY_ATTR_ALLOC_SIZE((2,3));
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void xfree(void*);
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#define STRINGIZE(expr) STRINGIZE0(expr)
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#ifndef STRINGIZE0
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#define STRINGIZE0(expr) #expr
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#endif
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#ifdef HAVE_LONG_LONG
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# define HAVE_TRUE_LONG_LONG 1
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#endif
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#if SIZEOF_LONG_LONG > 0
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# define LONG_LONG long long
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#elif SIZEOF___INT64 > 0
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# define HAVE_LONG_LONG 1
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# define LONG_LONG __int64
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# undef SIZEOF_LONG_LONG
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# define SIZEOF_LONG_LONG SIZEOF___INT64
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#endif
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#ifdef __CYGWIN__
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#undef _WIN32
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#endif
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#if defined(_WIN32)
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/*
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DOSISH mean MS-Windows style filesystem.
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But you should use more precise macros like DOSISH_DRIVE_LETTER, PATH_SEP,
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ENV_IGNORECASE or CASEFOLD_FILESYSTEM.
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*/
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#define DOSISH 1
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# define DOSISH_DRIVE_LETTER
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#endif
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#ifdef AC_APPLE_UNIVERSAL_BUILD
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#undef WORDS_BIGENDIAN
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#ifdef __BIG_ENDIAN__
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#define WORDS_BIGENDIAN
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#endif
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#endif
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#ifdef _WIN32
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#include "ruby/win32.h"
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#endif
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#ifdef RUBY_EXPORT
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#undef RUBY_EXTERN
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#ifndef FALSE
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# define FALSE 0
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#elif FALSE
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# error FALSE must be false
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#endif
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#ifndef TRUE
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# define TRUE 1
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#elif !TRUE
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# error TRUE must be true
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#endif
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#endif
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#ifndef RUBY_FUNC_EXPORTED
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#define RUBY_FUNC_EXPORTED
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#endif
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/* These macros are used for functions which are exported only for MJIT
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and NOT ensured to be exported in future versions. */
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#define MJIT_FUNC_EXPORTED RUBY_FUNC_EXPORTED
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#define MJIT_SYMBOL_EXPORT_BEGIN RUBY_SYMBOL_EXPORT_BEGIN
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#define MJIT_SYMBOL_EXPORT_END RUBY_SYMBOL_EXPORT_END
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#ifndef RUBY_EXTERN
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#define RUBY_EXTERN extern
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#endif
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#ifndef EXTERN
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# if defined __GNUC__
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# define EXTERN _Pragma("message \"EXTERN is deprecated, use RUBY_EXTERN instead\""); \
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RUBY_EXTERN
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# elif defined _MSC_VER
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# define EXTERN __pragma(message(__FILE__"("STRINGIZE(__LINE__)"): warning: "\
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"EXTERN is deprecated, use RUBY_EXTERN instead")); \
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RUBY_EXTERN
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# else
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# define EXTERN <-<-"EXTERN is deprecated, use RUBY_EXTERN instead"->->
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# endif
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#endif
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#ifndef RUBY_MBCHAR_MAXSIZE
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#define RUBY_MBCHAR_MAXSIZE INT_MAX
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/* MB_CUR_MAX will not work well in C locale */
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#endif
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#if defined(__sparc)
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void rb_sparc_flush_register_windows(void);
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# define FLUSH_REGISTER_WINDOWS rb_sparc_flush_register_windows()
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#elif defined(__ia64)
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void *rb_ia64_bsp(void);
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void rb_ia64_flushrs(void);
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# define FLUSH_REGISTER_WINDOWS rb_ia64_flushrs()
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#else
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# define FLUSH_REGISTER_WINDOWS ((void)0)
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#endif
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#if defined(DOSISH)
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#define PATH_SEP ";"
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#else
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#define PATH_SEP ":"
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#endif
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#define PATH_SEP_CHAR PATH_SEP[0]
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#define PATH_ENV "PATH"
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#if defined(DOSISH)
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#define ENV_IGNORECASE
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#endif
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#ifndef CASEFOLD_FILESYSTEM
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# if defined DOSISH
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# define CASEFOLD_FILESYSTEM 1
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# else
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# define CASEFOLD_FILESYSTEM 0
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# endif
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#endif
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#ifndef DLEXT_MAXLEN
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#define DLEXT_MAXLEN 4
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#endif
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#ifndef RUBY_PLATFORM
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#define RUBY_PLATFORM "unknown-unknown"
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#endif
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#ifndef FUNC_MINIMIZED
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#define FUNC_MINIMIZED(x) x
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#endif
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#ifndef FUNC_UNOPTIMIZED
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#define FUNC_UNOPTIMIZED(x) x
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#endif
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#ifndef RUBY_ALIAS_FUNCTION_TYPE
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#define RUBY_ALIAS_FUNCTION_TYPE(type, prot, name, args) \
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FUNC_MINIMIZED(type prot) {return (type)name args;}
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#endif
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#ifndef RUBY_ALIAS_FUNCTION_VOID
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#define RUBY_ALIAS_FUNCTION_VOID(prot, name, args) \
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FUNC_MINIMIZED(void prot) {name args;}
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#endif
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#ifndef RUBY_ALIAS_FUNCTION
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#define RUBY_ALIAS_FUNCTION(prot, name, args) \
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RUBY_ALIAS_FUNCTION_TYPE(VALUE, prot, name, args)
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#endif
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#ifndef UNALIGNED_WORD_ACCESS
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# if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
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defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || \
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defined(__powerpc64__) || \
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defined(__mc68020__)
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# define UNALIGNED_WORD_ACCESS 1
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# else
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# define UNALIGNED_WORD_ACCESS 0
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# endif
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#endif
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#ifndef PACKED_STRUCT
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# define PACKED_STRUCT(x) x
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#endif
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#ifndef PACKED_STRUCT_UNALIGNED
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# if UNALIGNED_WORD_ACCESS
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# define PACKED_STRUCT_UNALIGNED(x) PACKED_STRUCT(x)
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# else
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# define PACKED_STRUCT_UNALIGNED(x) x
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# endif
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#endif
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#ifndef RUBY_ALIGNAS
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#define RUBY_ALIGNAS(x) /* x */
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#endif
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#ifdef RUBY_ALIGNOF
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/* OK, take that definition */
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#elif defined(__cplusplus) && (__cplusplus >= 201103L)
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#define RUBY_ALIGNOF alignof
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#elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
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#define RUBY_ALIGNOF _Alignof
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#else
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#define RUBY_ALIGNOF(type) ((size_t)offsetof(struct { char f1; type f2; }, f2))
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#endif
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#define NORETURN_STYLE_NEW 1
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#ifdef NORETURN
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/* OK, take that definition */
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#elif defined(__cplusplus) && (__cplusplus >= 201103L)
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#define NORETURN(x) [[ noreturn ]] x
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#elif defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L)
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#define NORETURN(x) _Noreturn x
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#else
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#define NORETURN(x) x
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#endif
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RUBY_SYMBOL_EXPORT_END
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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_DEFINES_H */
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