add conan.tools.gnu.is_mingw()

Author: SpaceIm

conan/tools/gnu/__init__.py

@@ -1,5 +1,6 @@
 from conan.tools.gnu.autotools import Autotools
 from conan.tools.gnu.autotoolstoolchain import AutotoolsToolchain
 from conan.tools.gnu.autotoolsdeps import AutotoolsDeps
+from conan.tools.gnu.mingw import is_mingw
 from conan.tools.gnu.pkgconfig import PkgConfig
 from conan.tools.gnu.pkgconfigdeps import PkgConfigDeps

conan/tools/gnu/mingw.py

@@ -0,0 +1,12 @@
+def is_mingw(conanfile):
+    """
+    Validate if current compiler in host setttings is related to MinGW
+
+    :return: True, if the host compiler is related to MinGW, otherwise False.
+    """
+    host_os = conanfile.settings.get_safe("os")
+    host_compiler = conanfile.settings.get_safe("compiler")
+    mingw_gcc = host_os == "Windows" and host_compiler == "gcc"
+    mingw_clang = host_os == "Windows" and host_compiler == "clang" and \
+                  not conanfile.settings.get_safe("compiler.runtime")
+    return mingw_gcc or mingw_clang