Enable extra warnings if compiler supports them

1 files changed, 19 insertions, 1 deletions

diff --git a/meson.build b/meson.build
index 964ef0eb..824bc304 100644
--- a/meson.build
+++ b/meson.build
@@ -40,7 +40,6 @@ endif
 
 libxml_dep = dependency('libxml-2.0', required: cc.get_id() != 'msvc')
 
-
 # Fallback check for libxml2 on Visual Studio, which normally does not
 # generate a pkg-config file upon a successful build
 if not libxml_dep.found()
@@ -59,6 +58,25 @@ if host_machine.system() == 'windows'
   cdata.set('DLL_EXPORT', 1)
 endif
 
+# Enable extra warnings if compiler supports them.
+foreach arg : [
+    '-Wall',
+    '-Wmissing-include-dirs',
+    '-Wpointer-arith',
+    '-Winit-self',
+    '-Wdeclaration-after-statement',
+    '-Werror=missing-prototypes',
+    '-Werror=implicit-function-declaration',
+    '-Werror=aggregate-return',
+    '-Werror=format=2',
+    '-Wstrict-prototypes',
+    '-Wno-format-zero-length',
+  ]
+  if cc.has_argument(arg)
+     add_project_arguments(arg, language : 'c')
+  endif
+endforeach
+
 ###################
 # GIO TLS support #
 ###################