!1 Initial version

From: @vyloy
Reviewed-by: @jianminw
Signed-off-by: @jianminw

mingw-headers-no-widl.patch

@@ -0,0 +1,24 @@
+diff -rupN mingw-w64-v6.0.0/mingw-w64-headers/configure mingw-w64-v6.0.0-new/mingw-w64-headers/configure
+--- mingw-w64-v6.0.0/mingw-w64-headers/configure	2018-09-14 16:16:43.000000000 +0200
++++ mingw-w64-v6.0.0-new/mingw-w64-headers/configure	2019-05-07 17:04:47.100390886 +0200
+@@ -2576,7 +2576,7 @@ fi
+ $as_echo "$with_widl" >&6; }
+ 
+ if test "x$with_widl" = xno; then :
+-
++  unset WIDL
+ else
+ 
+   if test "x$srcdir" = x.; then :
+diff -rupN mingw-w64-v6.0.0/mingw-w64-headers/configure.ac mingw-w64-v6.0.0-new/mingw-w64-headers/configure.ac
+--- mingw-w64-v6.0.0/mingw-w64-headers/configure.ac	2018-09-14 16:16:43.000000000 +0200
++++ mingw-w64-v6.0.0-new/mingw-w64-headers/configure.ac	2019-05-07 17:04:47.100390886 +0200
+@@ -27,7 +27,7 @@ AC_ARG_WITH([widl],
+   [AS_VAR_SET([with_widl],[no])])
+ AC_MSG_RESULT([$with_widl])
+ 
+-AS_VAR_IF([with_widl],[no],[],[
++AS_VAR_IF([with_widl],[no],[unset WIDL],[
+   AS_VAR_IF([srcdir],[.],[],
+     [AC_MSG_WARN([--with-widl used in out of the tree compilation.  Existing generated files will not be modified.])])
+   AC_PATH_PROGS([WIDL], [$host-widl widl], [], [$with_widl])

mingw-headers.spec

@@ -0,0 +1,126 @@
+#%%global snapshot_date 20160723
+#%%global snapshot_rev 65a0c3298db7cc5cbded63259663cb29e4780a56
+#%%global snapshot_rev_short %(echo %snapshot_rev | cut -c1-6)
+#%%global branch v5.x
+
+#%%global pre rc2
+
+# The mingw-w64-headers provide the headers pthread_time.h
+# and pthread_unistd.h by default and are dummy headers.
+# The real implementation for these headers is in a separate
+# library called winpthreads. As long as winpthreads isn't
+# available (and the old pthreads-w32 implementation is used)
+# the flag below needs to be set to 1. When winpthreads is
+# available then this flag needs to be set to 0 to avoid
+# a file conflict with the winpthreads headers
+# Winpthreads is available as of Fedora 20
+%if 0%{?fedora} >= 20 || 0%{?rhel} >= 7
+%global bundle_dummy_pthread_headers 0
+%else
+%global bundle_dummy_pthread_headers 1
+%endif
+
+Name:           mingw-headers
+Version:        6.0.0
+Release:        3%{?dist}
+Summary:        Win32/Win64 header files
+
+License:        Public Domain and LGPLv2+ and ZPLv2.1
+URL:            http://mingw-w64.sourceforge.net/
+%if 0%{?snapshot_date}
+# To regenerate a snapshot:
+# Use your regular webbrowser to open https://sourceforge.net/p/mingw-w64/mingw-w64/ci/%{snapshot_rev}/tarball
+# This triggers the SourceForge instructure to generate a snapshot
+# After that you can pull in the archive with:
+# spectool -g mingw-headers.spec
+Source0:        http://sourceforge.net/code-snapshots/git/m/mi/mingw-w64/mingw-w64.git/mingw-w64-mingw-w64-%{snapshot_rev}.zip
+%else
+Source0:        http://downloads.sourceforge.net/mingw-w64/mingw-w64-v%{version}%{?pre:-%{pre}}.tar.bz2
+%endif
+
+# Our RPM macros automatically set the environment variable WIDL
+# This confuses the mingw-headers configure scripts and causes various
+# headers to be regenerated from their .idl source. Prevent this from
+# happening as the .idl files shouldn't be used by default
+Patch0:         mingw-headers-no-widl.patch
+
+BuildArch:      noarch
+
+BuildRequires:  mingw32-filesystem >= 95
+BuildRequires:  mingw64-filesystem >= 95
+
+
+%description
+MinGW Windows cross-compiler Win32 and Win64 header files.
+
+
+%package -n mingw32-headers
+Summary:        MinGW Windows cross-compiler Win32 header files
+Requires:       mingw32-filesystem >= 95
+%if 0%{bundle_dummy_pthread_headers} == 0
+Requires:       mingw32-winpthreads
+%endif
+
+Obsoletes:      mingw32-w32api < 3.17-3%{?dist}
+Provides:       mingw32-w32api = 3.17-3%{?dist}
+
+%description -n mingw32-headers
+MinGW Windows cross-compiler Win32 header files.
+
+%package -n mingw64-headers
+Summary:        MinGW Windows cross-compiler Win64 header files
+Requires:       mingw64-filesystem >= 95
+%if 0%{bundle_dummy_pthread_headers} == 0
+Requires:       mingw64-winpthreads
+%endif
+
+%description -n mingw64-headers
+MinGW Windows cross-compiler Win64 header files.
+
+
+%prep
+%if 0%{?snapshot_date}
+rm -rf mingw-w64-v%{version}
+mkdir mingw-w64-v%{version}
+cd mingw-w64-v%{version}
+unzip %{S:0}
+%autosetup -p1 -D -T -n mingw-w64-v%{version}/mingw-w64-mingw-w64-%{snapshot_rev}
+%else
+%autosetup -p1 -n mingw-w64-v%{version}%{?pre:-%{pre}}
+%endif
+
+
+%build
+pushd mingw-w64-headers
+    %mingw_configure --enable-sdk=all --enable-secure-api
+popd
+
+
+%install
+pushd mingw-w64-headers
+    %mingw_make_install DESTDIR=%{buildroot}
+popd
+
+# Drop the dummy pthread headers if necessary
+%if 0%{?bundle_dummy_pthread_headers} == 0
+rm -f %{buildroot}%{mingw32_includedir}/pthread_signal.h
+rm -f %{buildroot}%{mingw32_includedir}/pthread_time.h
+rm -f %{buildroot}%{mingw32_includedir}/pthread_unistd.h
+rm -f %{buildroot}%{mingw64_includedir}/pthread_signal.h
+rm -f %{buildroot}%{mingw64_includedir}/pthread_time.h
+rm -f %{buildroot}%{mingw64_includedir}/pthread_unistd.h
+%endif
+
+
+%files -n mingw32-headers
+%license COPYING DISCLAIMER DISCLAIMER.PD mingw-w64-headers/direct-x/COPYING.LIB
+%{mingw32_includedir}/*
+
+%files -n mingw64-headers
+%license COPYING DISCLAIMER DISCLAIMER.PD mingw-w64-headers/direct-x/COPYING.LIB
+%{mingw64_includedir}/*
+
+
+%changelog
+* Fri Oct 09 2020 Zhiyi Weng <zhiyi@iscas.ac.cn> - 6.0.0-3
+- Initial version.