app: project: Improve forall

* Add environment variables when running forall for each project.
* Add a "quiet" argument to prevent printing the banner

Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>

src/west/app/project.py

@@ -1598,6 +1598,17 @@ def __init__(self):
             Runs a shell (on a Unix OS) or batch (on Windows) command
             within the repository of each of the specified PROJECTs.
 
+            The following variables are set when running your command:
+                WEST_PROJECT_NAME
+                WEST_PROJECT_PATH
+                WEST_PROJECT_REVISION
+                WEST_PROJECT_URL
+                WEST_PROJECT_REMOTE
+
+            Use proper escaping, for example:
+
+                west forall -q -c "echo \\$WEST_PROJECT_NAME"
+
             If the command has multiple words, you must quote the -c
             option to prevent the shell from splitting it up. Since
             the command is run through the shell, you can use
@@ -1617,6 +1628,8 @@ def do_add_parser(self, parser_adder):
                             required=True)
         parser.add_argument('-a', '--all', action='store_true',
                             help='include inactive projects'),
+        parser.add_argument('-q', '--quiet', action='store_true',
+                            help='do not print banner'),
         parser.add_argument('-g', '--group', dest='groups',
                             default=[], action='append',
                             help='''only run COMMAND if a project is
@@ -1631,12 +1644,21 @@ def do_add_parser(self, parser_adder):
     def do_run(self, args, user_args):
         failed = []
         group_set = set(args.groups)
+        env = os.environ.copy()
         for project in self._cloned_projects(args, only_active=not args.all):
             if group_set and not group_set.intersection(set(project.groups)):
                 continue
-            self.banner(
-                f'running "{args.subcommand}" in {project.name_and_path}:')
-            rc = subprocess.Popen(args.subcommand, shell=True,
+
+            env["WEST_PROJECT_NAME"] = project.name
+            env["WEST_PROJECT_PATH"] = project.path
+            env["WEST_PROJECT_REVISION"] = project.revision
+            env["WEST_PROJECT_URL"] = project.url
+            env["WEST_PROJECT_REMOTE"] = project.remote_name
+
+            if not args.quiet:
+                self.banner(
+                    f'running "{args.subcommand}" in {project.name_and_path}:')
+            rc = subprocess.Popen(args.subcommand, shell=True, env=env,
                                   cwd=project.abspath).wait()
             if rc:
                 failed.append(project)

src/west/manifest.py

@@ -1145,6 +1145,7 @@ def __init__(self, path: Optional[PathType] = None,
         self.url: str = ''
         self.submodules = False
         self.revision: str = 'HEAD'
+        self.remote_name: str = ''
         self.clone_depth: Optional[int] = None
         self.groups = []
         self.userdata: Optional[Any] = userdata