Also promote wrap files.

mesonbuild/mesonlib.py

@@ -901,13 +901,18 @@ def detect_subprojects(spdir_name, current_dir='', result=None):
         basename = os.path.split(trial)[1]
         if trial == 'packagecache':
             continue
-        if not os.path.isdir(trial):
-            continue
-        if basename in result:
-            result[basename].append(trial)
+        append_this = True
+        if os.path.isdir(trial):
+            detect_subprojects(spdir_name, trial, result)
+        elif trial.endswith('.wrap') and os.path.isfile(trial):
+            basename = os.path.splitext(basename)[0]
         else:
-            result[basename] = [trial]
-        detect_subprojects(spdir_name, trial, result)
+            append_this = False
+        if append_this:
+            if basename in result:
+                result[basename].append(trial)
+            else:
+                result[basename] = [trial]
     return result
 
 class OrderedSet(collections.MutableSet):

mesonbuild/wrap/wraptool.py

@@ -145,11 +145,15 @@ def info(name):
         print(' ', v['branch'], v['revision'])
 
 def do_promotion(from_path, spdir_name):
-    sproj_name = os.path.split(from_path)[1]
-    outputdir = os.path.join(spdir_name, sproj_name)
-    if os.path.exists(outputdir):
-        sys.exit('Output dir %s already exists. Will not overwrite.' % outputdir)
-    shutil.copytree(from_path, outputdir, ignore=shutil.ignore_patterns('subprojects'))
+    if os.path.isfile(from_path):
+        assert(from_path.endswith('.wrap'))
+        shutil.copy(from_path, spdir_name)
+    elif os.path.isdir(from_path):
+        sproj_name = os.path.split(from_path)[1]
+        outputdir = os.path.join(spdir_name, sproj_name)
+        if os.path.exists(outputdir):
+            sys.exit('Output dir %s already exists. Will not overwrite.' % outputdir)
+        shutil.copytree(from_path, outputdir, ignore=shutil.ignore_patterns('subprojects'))
 
 def promote(argument):
     path_segment, subproject_name = os.path.split(argument)

run_unittests.py

@@ -1661,6 +1661,10 @@ int main(int argc, char **argv) {
         self.assertFalse(os.path.isdir(scommondir))
         subprocess.check_call(self.wrap_command + ['promote', 'subprojects/s2/subprojects/scommon'], cwd=workdir)
         self.assertTrue(os.path.isdir(scommondir))
+        promoted_wrap = os.path.join(spdir, 'athing.wrap')
+        self.assertFalse(os.path.isfile(promoted_wrap))
+        subprocess.check_call(self.wrap_command + ['promote', 'athing'], cwd=workdir)
+        self.assertTrue(os.path.isfile(promoted_wrap))
         self.init(workdir)
         self.build()
 

test cases/unit/13 promote/subprojects/s2/subprojects/athing.wrap

@@ -0,0 +1,2 @@
+The contents of this wrap file are never evaluated so they
+can be anything.