Merge pull request #8236 from dcbaker/submit/rust-fix-generated-sources-in-subdir

Submit/rust fix generated sources in subdir

mesonbuild/backend/ninjabackend.py

@@ -1593,7 +1593,7 @@ int dummy;
                 if isinstance(g, GeneratedList):
                     fname = os.path.join(self.get_target_private_dir(target), i)
                 else:
-                    fname = i
+                    fname = os.path.join(g.get_subdir(), i)
                 if main_rust_file is None:
                     main_rust_file = fname
                 orderdeps.append(fname)

test cases/rust/11 generated main/gen.py

@@ -6,10 +6,14 @@ import argparse
 def main() -> None:
     parser = argparse.ArgumentParser()
     parser.add_argument('out')
+    parser.add_argument('--mode', choices=['main', 'lib'], default='main')
     args = parser.parse_args()
 
     with open(args.out, 'w') as f:
+        if args.mode == 'main':
             f.write('fn main() { println!("I prefer tarnish, actually.") }')
+        elif args.mode == 'lib':
+            f.write('pub fn libfun() { println!("I prefer tarnish, actually.") }')
 
 
 if __name__ == "__main__":

test cases/rust/11 generated main/generated_lib_main.rs

@@ -0,0 +1,5 @@
+extern crate static_lib_generated as lib;
+
+fn main() {
+    lib::libfun();
+}

test cases/rust/11 generated main/meson.build

@@ -11,6 +11,11 @@ c = custom_target(
 executable('custom_target_main', c)
 executable('custom_target_index_main', c[0])
 
-gen = generator(gen, arguments : ['@OUTPUT@'], output : '@BASENAME@.rs')
+gener = generator(gen, arguments : ['@OUTPUT@'], output : '@BASENAME@.rs')
 # Doesn't actually use gen.py as input, just a limitation of generators
-executable('generator_main', gen.process(['gen.py']))
+executable('generator_main', gener.process(['gen.py']))
+
+subdir('sub')
+executable('custom_target_subdir_main', s)
+
+executable('link_with_generated_lib', 'generated_lib_main.rs', link_with : lib)

test cases/rust/11 generated main/sub/meson.build

@@ -0,0 +1,13 @@
+s = custom_target(
+  'subdir_target',
+  command : [gen, '@OUTPUT@'],
+  output : ['main.rs'],
+)
+
+l = custom_target(
+  'lib_target',
+  command : [gen, '@OUTPUT@', '--mode', 'lib'],
+  output : ['lib.rs'],
+)
+
+lib = static_library('static_lib_generated', l)