1 files changed, 110 insertions, 2 deletions
diff --git a/meson.build b/meson.build
index 8af5463c..c146766a 100644
--- a/meson.build
+++ b/meson.build
@@ -27,8 +27,116 @@ versioned_name = '@0@-@1@'.format(meson.project_name(), major_version)
 cpp = meson.get_compiler('cpp')
 
 # Set global warning suppressions
-subdir('meson/suppressions')
-add_project_arguments(cpp_suppressions, language: ['cpp'])
+warning_level = get_option('warning_level')
+cpp_suppressions = []
+if cpp.get_id() == 'clang'
+  if warning_level == 'everything'
+    cpp_suppressions = [
+      '-Wno-c++17-extensions',
+      '-Wno-c++98-compat',
+      '-Wno-c++98-compat-pedantic',
+      '-Wno-cast-align',
+      '-Wno-cast-function-type-strict',
+      '-Wno-cast-qual',
+      '-Wno-documentation-unknown-command',
+      '-Wno-exit-time-destructors',
+      '-Wno-float-conversion',
+      '-Wno-float-equal',
+      '-Wno-format-nonliteral',
+      '-Wno-global-constructors',
+      '-Wno-implicit-float-conversion',
+      '-Wno-padded',
+      '-Wno-reserved-id-macro',
+      '-Wno-shorten-64-to-32',
+      '-Wno-sign-conversion',
+      '-Wno-switch-default',
+      '-Wno-switch-enum',
+      '-Wno-unreachable-code',
+      '-Wno-unsafe-buffer-usage',
+      '-Wno-vla',
+      '-Wno-weak-vtables',
+    ]
+
+    if not meson.is_cross_build()
+      cpp_suppressions += [
+        '-Wno-poison-system-directories',
+      ]
+    endif
+
+    if host_machine.system() in ['darwin', 'freebsd']
+      cpp_suppressions += [
+        '-Wno-comma', # boost
+        '-Wno-deprecated-copy', # boost
+        '-Wno-disabled-macro-expansion', # boost
+        '-Wno-documentation', # JACK
+        '-Wno-documentation-deprecated-sync', # JACK
+        '-Wno-extra-semi-stmt', # boost
+        '-Wno-old-style-cast', # boost
+        '-Wno-redundant-parens', # boost
+        '-Wno-suggest-destructor-override', # boost
+        '-Wno-suggest-override', # boost
+        '-Wno-unused-template', # boost
+        '-Wno-zero-as-null-pointer-constant', # boost
+      ]
+    endif
+  endif
+
+  if warning_level in ['everything', '3']
+    cpp_suppressions += [
+      '-Wno-unused-parameter',
+      '-Wno-vla-extension',
+      '-Wno-nullability-extension',
+    ]
+  endif
+
+elif cpp.get_id() == 'gcc'
+  if warning_level == 'everything'
+    cpp_suppressions = [
+      '-Wno-abi-tag',
+      '-Wno-alloc-zero',
+      '-Wno-cast-align',
+      '-Wno-cast-qual',
+      '-Wno-conditionally-supported',
+      '-Wno-conversion',
+      '-Wno-effc++',
+      '-Wno-float-conversion',
+      '-Wno-float-equal',
+      '-Wno-format',
+      '-Wno-format-nonliteral',
+      '-Wno-format-truncation',
+      '-Wno-inline',
+      '-Wno-multiple-inheritance',
+      '-Wno-null-dereference',
+      '-Wno-old-style-cast',
+      '-Wno-padded',
+      '-Wno-redundant-tags',
+      '-Wno-sign-conversion',
+      '-Wno-stack-protector',
+      '-Wno-strict-overflow',
+      '-Wno-suggest-attribute=const',
+      '-Wno-suggest-attribute=format',
+      '-Wno-suggest-attribute=noreturn',
+      '-Wno-suggest-attribute=pure',
+      '-Wno-suggest-final-methods',
+      '-Wno-suggest-final-types',
+      '-Wno-suggest-override',
+      '-Wno-switch-default',
+      '-Wno-switch-enum',
+      '-Wno-unreachable-code',
+      '-Wno-unused-const-variable',
+      '-Wno-useless-cast',
+    ]
+  endif
+
+  if warning_level in ['everything', '3']
+    cpp_suppressions += [
+      '-Wno-unused-parameter',
+      '-Wno-vla',
+    ]
+  endif
+endif
+
+cpp_suppressions = cpp.get_supported_arguments(cpp_suppressions)
 
 ##########################
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