Import of the watch repository from Pebble

waftools/c_inject_include_files.py

@@ -0,0 +1,49 @@
+# Copyright 2024 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""
+Adds `-include` flags for list of files to CFLAGS and ASFLAGS, by adding an
+optional attribute `inject_include_files`.
+"""
+from waflib.Node import Nod3
+from waflib.TaskGen import feature, after_method
+from waflib.Utils import def_attrs, to_list
+
+
+@feature('c', 'asm')
+@after_method('create_compiled_task')
+def process_include_files(self):
+    def_attrs(self, inject_include_files=None)
+    if not self.inject_include_files:
+        return
+
+    include_flags = []
+    for include_file in to_list(self.inject_include_files):
+        if isinstance(include_file, Nod3):
+            node = include_file
+        elif isinstance(include_file, basestring):
+            node = self.path.find_node(include_file)
+            if not node:
+                self.bld.fatal('%s does not exist.' % include_file)
+        else:
+            self.bld.fatal('Expecting str or Nod3 in '
+                           '`inject_include_files` list')
+        include_file_path = node.abspath()
+        include_flags.append('-include%s' % include_file_path)
+
+    self.env.append_unique('CFLAGS', include_flags)
+    self.env.append_unique('ASFLAGS', include_flags)
+
+    for s in self.source:
+        self.bld.add_manual_dependency(s, node)