Merge pull request #2991 from shyouhei/ruby.h

Split ruby.h

6 files changed, 272 insertions, 0 deletions

diff --git a/include/ruby/3/compiler_is/apple.h b/include/ruby/3/compiler_is/apple.h
new file mode 100644
index 0000000000..bd08b7dd63
--- /dev/null
+++ b/include/ruby/3/compiler_is/apple.h
@@ -0,0 +1,40 @@
+/**                                                     \noop-*-C++-*-vi:ft=cpp
+ * @file
+ * @author     Ruby developers <ruby-core@ruby-lang.org>
+ * @copyright  This  file  is   a  part  of  the   programming  language  Ruby.
+ *             Permission  is hereby  granted,  to  either redistribute  and/or
+ *             modify this file, provided that  the conditions mentioned in the
+ *             file COPYING are met.  Consult the file for details.
+ * @warning    Symbols   prefixed   with   either  `RUBY3`   or   `ruby3`   are
+ *             implementation details.   Don't take  them as canon.  They could
+ *             rapidly appear then vanish.  The name (path) of this header file
+ *             is also an  implementation detail.  Do not expect  it to persist
+ *             at the place it is now.  Developers are free to move it anywhere
+ *             anytime at will.
+ * @note       To  ruby-core:  remember  that   this  header  can  be  possibly
+ *             recursively included  from extension  libraries written  in C++.
+ *             Do not  expect for  instance `__VA_ARGS__` is  always available.
+ *             We assume C99  for ruby itself but we don't  assume languages of
+ *             extension libraries. They could be written in C++98.
+ * @brief      Defines #RUBY3_COMPILER_IS_Apple.
+ *
+ * Apple  ships clang.   Problem is,  its  `__clang_major__` etc.  are not  the
+ * upstream LLVM  version, but XCode's.  We  have to think Apple's  is distinct
+ * from LLVM's,  when it comes  to compiler  detection business in  this header
+ * file.
+ */
+#if defined(RUBY3_COMPILER_IS_Apple)
+# /* Take that. */
+
+#elif ! defined(__clang__)
+# define RUBY3_COMPILER_IS_Apple 0
+
+#elif ! defined(__apple_build_version__)
+# define RUBY3_COMPILER_IS_Apple 0
+
+#else
+# define RUBY3_COMPILER_IS_Apple 1
+# define RUBY3_COMPILER_VERSION_MAJOR __clang_major__
+# define RUBY3_COMPILER_VERSION_MINOR __clang_minor__
+# define RUBY3_COMPILER_VERSION_PATCH __clang_patchlevel__
+#endif
diff --git a/include/ruby/3/compiler_is/clang.h b/include/ruby/3/compiler_is/clang.h
new file mode 100644
index 0000000000..a5be006022
--- /dev/null
+++ b/include/ruby/3/compiler_is/clang.h
@@ -0,0 +1,37 @@
+/**                                                     \noop-*-C++-*-vi:ft=cpp
+ * @file
+ * @author     Ruby developers <ruby-core@ruby-lang.org>
+ * @copyright  This  file  is   a  part  of  the   programming  language  Ruby.
+ *             Permission  is hereby  granted,  to  either redistribute  and/or
+ *             modify this file, provided that  the conditions mentioned in the
+ *             file COPYING are met.  Consult the file for details.
+ * @warning    Symbols   prefixed   with   either  `RUBY3`   or   `ruby3`   are
+ *             implementation details.   Don't take  them as canon.  They could
+ *             rapidly appear then vanish.  The name (path) of this header file
+ *             is also an  implementation detail.  Do not expect  it to persist
+ *             at the place it is now.  Developers are free to move it anywhere
+ *             anytime at will.
+ * @note       To  ruby-core:  remember  that   this  header  can  be  possibly
+ *             recursively included  from extension  libraries written  in C++.
+ *             Do not  expect for  instance `__VA_ARGS__` is  always available.
+ *             We assume C99  for ruby itself but we don't  assume languages of
+ *             extension libraries. They could be written in C++98.
+ * @brief      Defines #RUBY3_COMPILER_IS_Clang.
+ */
+#include "ruby/3/compiler_is/apple.h"
+
+#if defined(RUBY3_COMPILER_IS_Clang)
+# /* Take that. */
+
+#elif ! defined(__clang__)
+# define RUBY3_COMPILER_IS_Clang 0
+
+#elif RUBY3_COMPILER_IS(Apple)
+# define RUBY3_COMPILER_IS_Clang 0
+
+#else
+# define RUBY3_COMPILER_IS_Clang 1
+# define RUBY3_COMPILER_VERSION_MAJOR __clang_major__
+# define RUBY3_COMPILER_VERSION_MINOR __clang_minor__
+# define RUBY3_COMPILER_VERSION_PATCH __clang_patchlevel__
+#endif
diff --git a/include/ruby/3/compiler_is/gcc.h b/include/ruby/3/compiler_is/gcc.h
new file mode 100644
index 0000000000..6b0a5f62cf
--- /dev/null
+++ b/include/ruby/3/compiler_is/gcc.h
@@ -0,0 +1,45 @@
+/**                                                     \noop-*-C++-*-vi:ft=cpp
+ * @file
+ * @author     Ruby developers <ruby-core@ruby-lang.org>
+ * @copyright  This  file  is   a  part  of  the   programming  language  Ruby.
+ *             Permission  is hereby  granted,  to  either redistribute  and/or
+ *             modify this file, provided that  the conditions mentioned in the
+ *             file COPYING are met.  Consult the file for details.
+ * @warning    Symbols   prefixed   with   either  `RUBY3`   or   `ruby3`   are
+ *             implementation details.   Don't take  them as canon.  They could
+ *             rapidly appear then vanish.  The name (path) of this header file
+ *             is also an  implementation detail.  Do not expect  it to persist
+ *             at the place it is now.  Developers are free to move it anywhere
+ *             anytime at will.
+ * @note       To  ruby-core:  remember  that   this  header  can  be  possibly
+ *             recursively included  from extension  libraries written  in C++.
+ *             Do not  expect for  instance `__VA_ARGS__` is  always available.
+ *             We assume C99  for ruby itself but we don't  assume languages of
+ *             extension libraries. They could be written in C++98.
+ * @brief      Defines #RUBY3_COMPILER_IS_GCC.
+ */
+#include "ruby/3/compiler_is/apple.h"
+#include "ruby/3/compiler_is/clang.h"
+#include "ruby/3/compiler_is/intel.h"
+
+#if defined(RUBY3_COMPILER_IS_GCC)
+# /* Take that. */
+
+#elif ! defined(__GNUC__)
+# define RUBY3_COMPILER_IS_GCC 0
+
+#elif RUBY3_COMPILER_IS(Apple)
+# define RUBY3_COMPILER_IS_GCC 0
+
+#elif RUBY3_COMPILER_IS(Clang)
+# define RUBY3_COMPILER_IS_GCC 0
+
+#elif RUBY3_COMPILER_IS(Intel)
+# define RUBY3_COMPILER_IS_GCC 0
+
+#else
+# define RUBY3_COMPILER_IS_GCC 1
+# define RUBY3_COMPILER_VERSION_MAJOR __GNUC__
+# define RUBY3_COMPILER_VERSION_MINOR __GNUC_MINOR__
+# define RUBY3_COMPILER_VERSION_PATCH __GNUC_PATCHLEVEL__
+#endif
diff --git a/include/ruby/3/compiler_is/intel.h b/include/ruby/3/compiler_is/intel.h
new file mode 100644
index 0000000000..7a1fa0fc9a
--- /dev/null
+++ b/include/ruby/3/compiler_is/intel.h
@@ -0,0 +1,40 @@
+/**                                                     \noop-*-C++-*-vi:ft=cpp
+ * @file
+ * @author     Ruby developers <ruby-core@ruby-lang.org>
+ * @copyright  This  file  is   a  part  of  the   programming  language  Ruby.
+ *             Permission  is hereby  granted,  to  either redistribute  and/or
+ *             modify this file, provided that  the conditions mentioned in the
+ *             file COPYING are met.  Consult the file for details.
+ * @warning    Symbols   prefixed   with   either  `RUBY3`   or   `ruby3`   are
+ *             implementation details.   Don't take  them as canon.  They could
+ *             rapidly appear then vanish.  The name (path) of this header file
+ *             is also an  implementation detail.  Do not expect  it to persist
+ *             at the place it is now.  Developers are free to move it anywhere
+ *             anytime at will.
+ * @note       To  ruby-core:  remember  that   this  header  can  be  possibly
+ *             recursively included  from extension  libraries written  in C++.
+ *             Do not  expect for  instance `__VA_ARGS__` is  always available.
+ *             We assume C99  for ruby itself but we don't  assume languages of
+ *             extension libraries. They could be written in C++98.
+ * @brief      Defines #RUBY3_COMPILER_IS_Intel.
+ */
+#if defined(RUBY3_COMPILER_IS_Intel)
+# /* Take that. */
+
+#elif ! defined(__INTEL_COMPILER)
+# define RUBY3_COMPILER_IS_Intel 0
+
+#elif ! defined(__INTEL_COMPILER_UPDATE)
+# define RUBY3_COMPILER_IS_Intel 1
+# /* __INTEL_COMPILER = XXYZ */
+# define RUBY3_COMPILER_VERSION_MAJOR (__INTEL_COMPILER / 100)
+# define RUBY3_COMPILER_VERSION_MINOR (__INTEL_COMPILER % 100 / 10)
+# define RUBY3_COMPILER_VERSION_PATCH (__INTEL_COMPILER       % 10)
+
+#else
+# define RUBY3_COMPILER_IS_Intel 1
+# /* __INTEL_COMPILER = XXYZ */
+# define RUBY3_COMPILER_VERSION_MAJOR (__INTEL_COMPILER / 100)
+# define RUBY3_COMPILER_VERSION_MINOR (__INTEL_COMPILER % 100 / 10)
+# define RUBY3_COMPILER_VERSION_PATCH __INTEL_COMPILER_UPDATE
+#endif
diff --git a/include/ruby/3/compiler_is/msvc.h b/include/ruby/3/compiler_is/msvc.h
new file mode 100644
index 0000000000..beb8076046
--- /dev/null
+++ b/include/ruby/3/compiler_is/msvc.h
@@ -0,0 +1,56 @@
+/**                                                     \noop-*-C++-*-vi:ft=cpp
+ * @file
+ * @author     Ruby developers <ruby-core@ruby-lang.org>
+ * @copyright  This  file  is   a  part  of  the   programming  language  Ruby.
+ *             Permission  is hereby  granted,  to  either redistribute  and/or
+ *             modify this file, provided that  the conditions mentioned in the
+ *             file COPYING are met.  Consult the file for details.
+ * @warning    Symbols   prefixed   with   either  `RUBY3`   or   `ruby3`   are
+ *             implementation details.   Don't take  them as canon.  They could
+ *             rapidly appear then vanish.  The name (path) of this header file
+ *             is also an  implementation detail.  Do not expect  it to persist
+ *             at the place it is now.  Developers are free to move it anywhere
+ *             anytime at will.
+ * @note       To  ruby-core:  remember  that   this  header  can  be  possibly
+ *             recursively included  from extension  libraries written  in C++.
+ *             Do not  expect for  instance `__VA_ARGS__` is  always available.
+ *             We assume C99  for ruby itself but we don't  assume languages of
+ *             extension libraries. They could be written in C++98.
+ * @brief      Defines #RUBY3_COMPILER_IS_MSVC.
+ */
+#include "ruby/3/compiler_is/clang.h"
+#include "ruby/3/compiler_is/intel.h"
+
+#if defined(RUBY3_COMPILER_IS_MSVC)
+# /* Take that. */
+
+#elif ! defined(_MSC_VER)
+# define RUBY3_COMPILER_IS_MSVC 0
+
+#elif RUBY3_COMPILER_IS(Clang)
+# define RUBY3_COMPILER_IS_MSVC 0
+
+#elif RUBY3_COMPILER_IS(Intel)
+# define RUBY3_COMPILER_IS_MSVC 0
+
+#elif _MSC_VER >= 1400
+# define RUBY3_COMPILER_IS_MSVC 1
+# /* _MSC_FULL_VER = XXYYZZZZZ */
+# define RUBY3_COMPILER_VERSION_MAJOR (_MSC_FULL_VER / 10000000)
+# define RUBY3_COMPILER_VERSION_MINOR (_MSC_FULL_VER % 10000000 / 100000)
+# define RUBY3_COMPILER_VERSION_PATCH (_MSC_FULL_VER            % 100000)
+
+#elif defined(_MSC_FULL_VER)
+# define RUBY3_COMPILER_IS_MSVC 1
+# /* _MSC_FULL_VER = XXYYZZZZ */
+# define RUBY3_COMPILER_VERSION_MAJOR (_MSC_FULL_VER / 1000000)
+# define RUBY3_COMPILER_VERSION_MINOR (_MSC_FULL_VER % 1000000 / 10000)
+# define RUBY3_COMPILER_VERSION_PATCH (_MSC_FULL_VER           % 10000)
+
+#else
+# define RUBY3_COMPILER_IS_MSVC 1
+# /* _MSC_VER = XXYY */
+# define RUBY3_COMPILER_VERSION_MAJOR (_MSC_VER / 100)
+# define RUBY3_COMPILER_VERSION_MINOR (_MSC_VER % 100)
+# define RUBY3_COMPILER_VERSION_PATCH 0
+#endif
diff --git a/include/ruby/3/compiler_is/sunpro.h b/include/ruby/3/compiler_is/sunpro.h
new file mode 100644
index 0000000000..b71997658b
--- /dev/null
+++ b/include/ruby/3/compiler_is/sunpro.h
@@ -0,0 +1,54 @@
+/**                                                     \noop-*-C++-*-vi:ft=cpp
+ * @file
+ * @author     Ruby developers <ruby-core@ruby-lang.org>
+ * @copyright  This  file  is   a  part  of  the   programming  language  Ruby.
+ *             Permission  is hereby  granted,  to  either redistribute  and/or
+ *             modify this file, provided that  the conditions mentioned in the
+ *             file COPYING are met.  Consult the file for details.
+ * @warning    Symbols   prefixed   with   either  `RUBY3`   or   `ruby3`   are
+ *             implementation details.   Don't take  them as canon.  They could
+ *             rapidly appear then vanish.  The name (path) of this header file
+ *             is also an  implementation detail.  Do not expect  it to persist
+ *             at the place it is now.  Developers are free to move it anywhere
+ *             anytime at will.
+ * @note       To  ruby-core:  remember  that   this  header  can  be  possibly
+ *             recursively included  from extension  libraries written  in C++.
+ *             Do not  expect for  instance `__VA_ARGS__` is  always available.
+ *             We assume C99  for ruby itself but we don't  assume languages of
+ *             extension libraries. They could be written in C++98.
+ * @brief      Defines #RUBY3_COMPILER_IS_SunPro.
+ */
+#if defined(RUBY3_COMPILER_IS_SunPro)
+# /* Take that. */
+
+#elif ! (defined(__SUNPRO_C) || defined(__SUNPRO_CC))
+# define RUBY3_COMPILER_IS_SunPro 0
+
+#elif defined(__SUNPRO_C) && __SUNPRO_C >= 0x5100
+# define RUBY3_COMPILER_IS_SunPro 1
+# /* __SUNPRO_C = 0xXYYZ */
+# define TERSE_COMPILER_VERSION_MAJOR  (__SUNPRO_C >> 12)
+# define TERSE_COMPILER_VERSION_MINOR ((__SUNPRO_C >> 8 & 0xF) * 10 + (__SUNPRO_C >> 4 & 0xF))
+# define TERSE_COMPILER_VERSION_PATCH  (__SUNPRO_C      & 0xF)
+
+#elif defined(__SUNPRO_CC) && __SUNPRO_CC >= 0x5100
+# define RUBY3_COMPILER_IS_SunPro 1
+# /* __SUNPRO_CC = 0xXYYZ */
+# define TERSE_COMPILER_VERSION_MAJOR  (__SUNPRO_CC >> 12)
+# define TERSE_COMPILER_VERSION_MINOR ((__SUNPRO_CC >> 8 & 0xF) * 10 + (__SUNPRO_CC >> 4 & 0xF))
+# define TERSE_COMPILER_VERSION_PATCH  (__SUNPRO_CC      & 0xF)
+
+#elif defined(__SUNPRO_C)
+# define RUBY3_COMPILER_IS_SunPro 1
+# /* __SUNPRO_C = 0xXYZ */
+# define TERSE_COMPILER_VERSION_MAJOR (__SUNPRO_C >> 8)
+# define TERSE_COMPILER_VERSION_MINOR (__SUNPRO_C >> 4 & 0xF)
+# define TERSE_COMPILER_VERSION_PATCH (__SUNPRO_C      & 0xF)
+
+#else
+# define RUBY3_COMPILER_IS_SunPro 1
+# /* __SUNPRO_CC = 0xXYZ */
+# define TERSE_COMPILER_VERSION_MAJOR (__SUNPRO_CC >> 8)
+# define TERSE_COMPILER_VERSION_MINOR (__SUNPRO_CC >> 4 & 0xF)
+# define TERSE_COMPILER_VERSION_PATCH (__SUNPRO_CC      & 0xF)
+#endif