Merge branch 'bugfix/fix_windows_path_case_sensitivity' into 'master'

bugfix: Fix windows path case sensitivity

Closes IDFGH-8858

See merge request espressif/esp-idf!21775

tools/idf.py

@@ -38,7 +38,7 @@
 try:
     from idf_py_actions.errors import FatalError  # noqa: E402
     from idf_py_actions.tools import (PROG, SHELL_COMPLETE_RUN, SHELL_COMPLETE_VAR, PropertyDict,  # noqa: E402
-                                      debug_print_idf_version, get_target, merge_action_lists, print_warning, realpath)
+                                      debug_print_idf_version, get_target, merge_action_lists, print_warning)
     if os.getenv('IDF_COMPONENT_MANAGER') != '0':
         from idf_component_manager import idf_extensions
 except ImportError:
@@ -64,9 +64,9 @@ def check_environment() -> List:
 
     # verify that IDF_PATH env variable is set
     # find the directory idf.py is in, then the parent directory of this, and assume this is IDF_PATH
-    detected_idf_path = realpath(os.path.join(os.path.dirname(__file__), '..'))
+    detected_idf_path = os.path.realpath(os.path.join(os.path.dirname(__file__), '..'))
     if 'IDF_PATH' in os.environ:
-        set_idf_path = realpath(os.environ['IDF_PATH'])
+        set_idf_path = os.path.realpath(os.environ['IDF_PATH'])
         if set_idf_path != detected_idf_path:
             print_warning(
                 'WARNING: IDF_PATH environment variable is set to %s but %s path indicates IDF directory %s. '
@@ -621,19 +621,19 @@ def execute_tasks(self, tasks: List, **kwargs: str) -> OrderedDict:
     )
     @click.option('-C', '--project-dir', default=os.getcwd(), type=click.Path())
     def parse_project_dir(project_dir: str) -> Any:
-        return realpath(project_dir)
+        return os.path.realpath(project_dir)
 
     # Set `complete_var` to not existing environment variable name to prevent early cmd completion
     project_dir = parse_project_dir(standalone_mode=False, complete_var='_IDF.PY_COMPLETE_NOT_EXISTING')
 
     all_actions: Dict = {}
     # Load extensions from components dir
     idf_py_extensions_path = os.path.join(os.environ['IDF_PATH'], 'tools', 'idf_py_actions')
-    extension_dirs = [realpath(idf_py_extensions_path)]
+    extension_dirs = [os.path.realpath(idf_py_extensions_path)]
     extra_paths = os.environ.get('IDF_EXTRA_ACTIONS_PATH')
     if extra_paths is not None:
         for path in extra_paths.split(';'):
-            path = realpath(path)
+            path = os.path.realpath(path)
             if path not in extension_dirs:
                 extension_dirs.append(path)
 

tools/idf_py_actions/core_ext.py

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
 # SPDX-License-Identifier: Apache-2.0
 import fnmatch
 import json
@@ -19,7 +19,7 @@
 from idf_py_actions.errors import FatalError
 from idf_py_actions.global_options import global_options
 from idf_py_actions.tools import (PropertyDict, TargetChoice, ensure_build_directory, generate_hints, get_target,
-                                  idf_version, merge_action_lists, realpath, run_target, yellow_print)
+                                  idf_version, merge_action_lists, run_target, yellow_print)
 
 
 def action_extensions(base_actions: Dict, project_path: str) -> Any:
@@ -168,14 +168,14 @@ def reconfigure(action: str, ctx: Context, args: PropertyDict) -> None:
         ensure_build_directory(args, ctx.info_name, True)
 
     def validate_root_options(ctx: Context, args: PropertyDict, tasks: List) -> None:
-        args.project_dir = realpath(args.project_dir)
-        if args.build_dir is not None and args.project_dir == realpath(args.build_dir):
+        args.project_dir = os.path.realpath(args.project_dir)
+        if args.build_dir is not None and args.project_dir == os.path.realpath(args.build_dir):
             raise FatalError(
                 'Setting the build directory to the project directory is not supported. Suggest dropping '
                 "--build-dir option, the default is a 'build' subdirectory inside the project directory.")
         if args.build_dir is None:
             args.build_dir = os.path.join(args.project_dir, 'build')
-        args.build_dir = realpath(args.build_dir)
+        args.build_dir = os.path.realpath(args.build_dir)
 
     def idf_version_callback(ctx: Context, param: str, value: str) -> None:
         if not value or ctx.resilient_parsing:

tools/idf_py_actions/tools.py

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
+# SPDX-FileCopyrightText: 2022-2023 Espressif Systems (Shanghai) CO LTD
 # SPDX-License-Identifier: Apache-2.0
 import asyncio
 import os
@@ -37,16 +37,6 @@ def executable_exists(args: List) -> bool:
         return False
 
 
-def realpath(path: str) -> str:
-    """
-    Return the cannonical path with normalized case.
-
-    It is useful on Windows to comparision paths in case-insensitive manner.
-    On Unix and Mac OS X it works as `os.path.realpath()` only.
-    """
-    return os.path.normcase(os.path.realpath(path))
-
-
 def _idf_version_from_cmake() -> Optional[str]:
     version_path = os.path.join(os.environ['IDF_PATH'], 'tools/cmake/version.cmake')
     regex = re.compile(r'^\s*set\s*\(\s*IDF_VERSION_([A-Z]{5})\s+(\d+)')
@@ -502,10 +492,10 @@ def ensure_build_directory(args: 'PropertyDict', prog_name: str, always_run_cmak
 
     try:
         home_dir = cache['CMAKE_HOME_DIRECTORY']
-        if realpath(home_dir) != realpath(project_dir):
+        if os.path.realpath(home_dir) != os.path.realpath(project_dir):
             raise FatalError(
                 "Build directory '%s' configured for project '%s' not '%s'. Run '%s fullclean' to start again." %
-                (build_dir, realpath(home_dir), realpath(project_dir), prog_name))
+                (build_dir, os.path.realpath(home_dir), os.path.realpath(project_dir), prog_name))
     except KeyError:
         pass  # if cmake failed part way, CMAKE_HOME_DIRECTORY may not be set yet
 

tools/test_build_system/test_common.py

@@ -83,3 +83,8 @@ def test_efuse_symmary_cmake_functions(
     output = idf_py('efuse-summary')
     assert 'FROM_CMAKE: MAC: 00:00:00:00:00:00' in output.stdout
     assert 'FROM_CMAKE: WR_DIS: 0' in output.stdout
+
+
+def test_custom_build_folder(test_app_copy: Path, idf_py: IdfPyFunc) -> None:
+    idf_py('-BBuiLDdiR', 'build')
+    assert (test_app_copy / 'BuiLDdiR').is_dir()