fix glib compilation with msvc-clang

recipes/glib/all/conanfile.py

@@ -39,6 +39,19 @@ class GLibConan(ConanFile):
     generators = "pkg_config"
 
     @property
+    def _is_clang_cl(self):
+        return self.settings.os == 'Windows' and self.settings.compiler == 'clang'
+
+    @property
+    def _is_msvc(self):
+        return self.settings.compiler == "Visual Studio" or self.settings.compiler == "msvc"
+
+    def validate(self):
+        if hasattr(self, 'settings_build') and tools.cross_building(self, skip_x64_x86=True):
+            raise ConanInvalidConfiguration("Cross-building not implemented")
+        if tools.Version(self.version) >= "2.69.0" and not self.options.with_pcre:
+            raise ConanInvalidConfiguration("option glib:with_pcre must be True for glib >= 2.69.0")
+
     def _source_subfolder(self):
         return "source_subfolder"
 
@@ -176,7 +189,7 @@ def build(self):
         self._patch_sources()
         with tools.environment_append(
             VisualStudioBuildEnvironment(self).vars
-        ) if is_msvc(self) else tools.no_op():
+        ) if self._is_msvc or self._is_clang_cl else tools.no_op():
             meson = self._configure_meson()
             meson.build()
 
@@ -192,7 +205,7 @@ def package(self):
         self.copy(pattern="COPYING", dst="licenses", src=self._source_subfolder)
         with tools.environment_append(
             VisualStudioBuildEnvironment(self).vars
-        ) if is_msvc(self) else tools.no_op():
+        ) if self._is_msvc or self._is_clang_cl else tools.no_op():
             meson = self._configure_meson()
             meson.install()
             self._fix_library_names()