G M: Restore the ability for libcxx to compile again on mingw 64.
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@190837 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/__config b/include/__config
index eef8c78..4d79d7f 100644
--- a/include/__config
+++ b/include/__config
@@ -80,7 +80,10 @@
# if defined(_MSC_VER) && !defined(__clang__)
# define _LIBCPP_MSVC // Using Microsoft Visual C++ compiler
# endif
-# define _LIBCPP_MSVCRT // Using Microsoft's C Runtime library
+# // If mingw not explicitly detected, assume using MS C runtime only.
+# ifndef __MINGW32__
+# define _LIBCPP_MSVCRT // Using Microsoft's C Runtime library
+# endif
#endif // _WIN32
#ifdef __linux__
diff --git a/include/__locale b/include/__locale
index 51fada4..3bf617d 100644
--- a/include/__locale
+++ b/include/__locale
@@ -19,7 +19,7 @@
#include <cstdint>
#include <cctype>
#include <locale.h>
-#ifdef _LIBCPP_MSVCRT
+#if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__)
# include <support/win32/locale_win32.h>
#elif _AIX
# include <support/ibm/xlocale.h>
diff --git a/include/algorithm b/include/algorithm
index e3b0882..367489f 100644
--- a/include/algorithm
+++ b/include/algorithm
@@ -631,6 +631,9 @@
#if defined(__IBMCPP__)
#include "support/ibm/support.h"
#endif
+#if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__)
+#include "support/win32/support.h"
+#endif
#include <__undef_min_max>
diff --git a/include/cstdio b/include/cstdio
index 1cde3ee..3bc9659 100644
--- a/include/cstdio
+++ b/include/cstdio
@@ -103,6 +103,11 @@
#pragma GCC system_header
#endif
+// snprintf
+#if defined(_LIBCPP_MSVCRT)
+#include "support/win32/support.h"
+#endif
+
#ifdef getc
inline _LIBCPP_INLINE_VISIBILITY int __libcpp_getc(FILE* __stream) {return getc(__stream);}
#undef getc
diff --git a/include/cwchar b/include/cwchar
index 90eae75..9f51587 100644
--- a/include/cwchar
+++ b/include/cwchar
@@ -106,7 +106,7 @@
#include <__config>
#include <cwctype>
#include <wchar.h>
-#ifdef _LIBCPP_MSVCRT
+#if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__)
#include <support/win32/support.h> // pull in *swprintf defines
#endif // _LIBCPP_MSVCRT
diff --git a/include/locale b/include/locale
index 5db2566..4dd7737 100644
--- a/include/locale
+++ b/include/locale
@@ -191,7 +191,7 @@
#endif
#include <cstdlib>
#include <ctime>
-#ifdef _LIBCPP_MSVCRT
+#if defined(_LIBCPP_MSVCRT) || defined(__MINGW32__)
#include <support/win32/locale_win32.h>
#else // _LIBCPP_MSVCRT
#include <nl_types.h>
diff --git a/include/support/win32/limits_win32.h b/include/support/win32/limits_win32.h
index 52229c4..a1fad20 100644
--- a/include/support/win32/limits_win32.h
+++ b/include/support/win32/limits_win32.h
@@ -12,16 +12,15 @@
#define _LIBCPP_SUPPORT_WIN32_LIMITS_WIN32_H
#if !defined(_LIBCPP_MSVCRT)
-#error "This header complements Microsoft's C Runtime library, and should not be included otherwise."
+#error "This header complements the Microsoft C Runtime library, and should not be included otherwise."
#else
-#ifndef NOMINMAX
-#define NOMINMAX
-#endif
-#include <windows.h> // ymath.h works correctly
-
+#include <limits.h> // CHAR_BIT
#include <float.h> // limit constants
+#if ! defined(__clang__)
+#define __CHAR_BIT__ CHAR_BIT
+
#define __FLT_MANT_DIG__ FLT_MANT_DIG
#define __FLT_DIG__ FLT_DIG
#define __FLT_RADIX__ FLT_RADIX
@@ -73,6 +72,7 @@
#define __builtin_nans(__dummy) _Snan._Double
#define __builtin_nansf(__dummy) _FSnan._Float
#define __builtin_nansl(__dummy) _LSnan._Long_double
+#endif ! defined(__clang__)
#endif // _LIBCPP_MSVCRT
diff --git a/include/support/win32/locale_win32.h b/include/support/win32/locale_win32.h
index 019586c..4592755 100644
--- a/include/support/win32/locale_win32.h
+++ b/include/support/win32/locale_win32.h
@@ -15,6 +15,7 @@
extern "C" unsigned short __declspec(dllimport) _ctype[];
#include "support/win32/support.h"
+#include <stdio.h>
#include <memory>
#include <xlocinfo.h> // _locale_t
#define locale_t _locale_t
@@ -35,18 +36,18 @@
locale_t newlocale( int mask, const char * locale, locale_t base );
locale_t uselocale( locale_t newloc );
lconv *localeconv_l( locale_t loc );
-size_t mbrlen_l( const char *__restrict__ s, size_t n,
- mbstate_t *__restrict__ ps, locale_t loc);
-size_t mbsrtowcs_l( wchar_t *__restrict__ dst, const char **__restrict__ src,
- size_t len, mbstate_t *__restrict__ ps, locale_t loc );
-size_t wcrtomb_l( char *__restrict__ s, wchar_t wc, mbstate_t *__restrict__ ps,
+size_t mbrlen_l( const char *__restrict s, size_t n,
+ mbstate_t *__restrict ps, locale_t loc);
+size_t mbsrtowcs_l( wchar_t *__restrict dst, const char **__restrict src,
+ size_t len, mbstate_t *__restrict ps, locale_t loc );
+size_t wcrtomb_l( char *__restrict s, wchar_t wc, mbstate_t *__restrict ps,
locale_t loc);
-size_t mbrtowc_l( wchar_t *__restrict__ pwc, const char *__restrict__ s,
- size_t n, mbstate_t *__restrict__ ps, locale_t loc);
-size_t mbsnrtowcs_l( wchar_t *__restrict__ dst, const char **__restrict__ src,
- size_t nms, size_t len, mbstate_t *__restrict__ ps, locale_t loc);
-size_t wcsnrtombs_l( char *__restrict__ dst, const wchar_t **__restrict__ src,
- size_t nwc, size_t len, mbstate_t *__restrict__ ps, locale_t loc);
+size_t mbrtowc_l( wchar_t *__restrict pwc, const char *__restrict s,
+ size_t n, mbstate_t *__restrict ps, locale_t loc);
+size_t mbsnrtowcs_l( wchar_t *__restrict dst, const char **__restrict src,
+ size_t nms, size_t len, mbstate_t *__restrict ps, locale_t loc);
+size_t wcsnrtombs_l( char *__restrict dst, const wchar_t **__restrict src,
+ size_t nwc, size_t len, mbstate_t *__restrict ps, locale_t loc);
wint_t btowc_l( int c, locale_t loc );
int wctob_l( wint_t c, locale_t loc );
typedef _VSTD::remove_pointer<locale_t>::type __locale_struct;
@@ -59,7 +60,6 @@
}
// the *_l functions are prefixed on Windows, only available for msvcr80+, VS2005+
-#include <stdio.h>
#define mbtowc_l _mbtowc_l
#define strtoll_l _strtoi64_l
#define strtoull_l _strtoui64_l
@@ -120,10 +120,10 @@
return ( c == L' ' || c == L'\t' );
}
-#ifdef _MSC_VER
+#if defined(_LIBCPP_MSVCRT)
inline int isblank( int c, locale_t /*loc*/ )
{ return ( c == ' ' || c == '\t' ); }
inline int iswblank( wint_t c, locale_t /*loc*/ )
{ return ( c == L' ' || c == L'\t' ); }
-#endif // _MSC_VER
+#endif // _LIBCPP_MSVCRT
#endif // _LIBCPP_SUPPORT_WIN32_LOCALE_WIN32_H
diff --git a/include/support/win32/math_win32.h b/include/support/win32/math_win32.h
index 22400c0..c62c54e 100644
--- a/include/support/win32/math_win32.h
+++ b/include/support/win32/math_win32.h
@@ -16,7 +16,9 @@
#else
#include <math.h>
+#include <float.h> // _FPCLASS_PN etc.
+// Necessary?
typedef float float_t;
typedef double double_t;
diff --git a/include/support/win32/support.h b/include/support/win32/support.h
index 17abb91..b953ab7 100644
--- a/include/support/win32/support.h
+++ b/include/support/win32/support.h
@@ -15,11 +15,16 @@
Functions and constants used in libc++ that are missing from the Windows C library.
*/
-#include <cwchar> // mbstate_t
+#include <wchar.h> // mbstate_t
#include <cstdarg> // va_ macros
#define swprintf _snwprintf
#define vswprintf _vsnwprintf
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
+#include <Windows.h>
+
extern "C" {
int vasprintf( char **sptr, const char *__restrict fmt, va_list ap );