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Ruby wstring - only include endian.h on linux

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This file is not always available on other systems.
See #1801
This commit is contained in:
Andreas Schwab 2020-05-25 10:29:41 +02:00 • committed by William S Fulton
commit 58ffbe616f
1 changed files with 13 additions and 2 deletions
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15
Lib/ruby/std_wstring.i
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@ -1,4 +1,15 @@
%{
#if defined(__linux__)
#include <endian.h>
#if BYTE_ORDER == LITTLE_ENDIAN
#define SWIG_RUBY_ENDIAN "LE"
#elif BYTE_ORDER == BIG_ENDIAN
#define SWIG_RUBY_ENDIAN "BE"
#endif
#else
#define SWIG_RUBY_ENDIAN "LE"
#endif
#ifdef __cplusplus
extern "C" {
#endif
@ -15,9 +26,9 @@ extern "C" {
#ifndef SWIG_RUBY_WSTRING_ENCODING
#if WCHAR_MAX == 0x7fff || WCHAR_MAX == 0xffff
#define SWIG_RUBY_WSTRING_ENCODING "UTF-16LE"
#define SWIG_RUBY_WSTRING_ENCODING "UTF-16" SWIG_RUBY_ENDIAN
#elif WCHAR_MAX == 0x7fffffff || WCHAR_MAX == 0xffffffff
#define SWIG_RUBY_WSTRING_ENCODING "UTF-32LE"
#define SWIG_RUBY_WSTRING_ENCODING "UTF-32" SWIG_RUBY_ENDIAN
#else
#error unsupported wchar_t size. SWIG_RUBY_WSTRING_ENCODING must be given.
#endif