meson: add support for the GlobalUDLs option

nlohmann · Sep 9, 2024 · 46b6276 · 46b6276
1 parent dfe3f94
commit 46b6276
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Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/meson.build b/meson.build
@@ -12,7 +12,13 @@ else
     incdir = 'include'
 endif
 
+cpp_args = [
+    '-DJSON_USE_GLOBAL_UDLS=@0@'.format(
+        (not get_option('GlobalUDLs')).to_int()),
+]
+
 nlohmann_json_dep = declare_dependency(
+    compile_args: cpp_args,
     include_directories: include_directories(incdir)
 )
 meson.override_dependency('nlohmann_json', nlohmann_json_dep)
@@ -26,6 +32,7 @@ if not meson.is_subproject()
 
     pkgc = import('pkgconfig')
     pkgc.generate(name: 'nlohmann_json',
+        extra_cflags: cpp_args,
         version: meson.project_version(),
         description: 'JSON for Modern C++'
     )

diff --git a/meson_options.txt b/meson_options.txt
@@ -4,3 +4,9 @@ option(
     value: true,
     description: 'Use non-amalgomated version of the library',
 )
+option(
+    'GlobalUDLs',
+    type: 'boolean',
+    value: true,
+    description: 'Place user-defined string literals in the global namespace',
+)