1 files changed, 122 insertions, 0 deletions
diff --git a/tools/build_utils.py b/tools/build_utils.py
new file mode 100644
index 000000000..f457c7986
--- /dev/null
+++ b/tools/build_utils.py
@@ -0,0 +1,122 @@
+import subprocess
+import pathlib
+import time
+
+build_format = '| {:29} | {:30} | {:18} | {:7} | {:6} | {:6} |'
+
+SUCCEEDED = "\033[32msucceeded\033[0m"
+FAILED = "\033[31mfailed\033[0m"
+SKIPPED = "\033[33mskipped\033[0m"
+
+
+def skip_example(example, board):
+    ex_dir = pathlib.Path('examples/') / example
+    bsp = pathlib.Path("hw/bsp")
+
+    if (bsp / board / "board.mk").exists():
+        # board without family
+        board_dir = bsp / board
+        family = ""
+        mk_contents = ""
+    else:
+        # board within family
+        board_dir = list(bsp.glob("*/boards/" + board))
+        if not board_dir:
+            # Skip unknown boards
+            return True
+
+        board_dir = list(board_dir)[0]
+
+        family_dir = board_dir.parent.parent
+        family = family_dir.name
+
+        # family CMake
+        family_mk = family_dir / "family.cmake"
+
+        # family.mk
+        if not family_mk.exists():
+            family_mk = family_dir / "family.mk"
+
+        mk_contents = family_mk.read_text()
+
+    # Find the mcu, first in family mk then board mk
+    if "CFG_TUSB_MCU=OPT_MCU_" not in mk_contents:
+        board_mk = board_dir / "board.cmake"
+        if not board_mk.exists():
+            board_mk = board_dir / "board.mk"
+
+        mk_contents = board_mk.read_text()
+
+    for token in mk_contents.split():
+        if "CFG_TUSB_MCU=OPT_MCU_" in token:
+            # Strip " because cmake files has them.
+            token = token.strip("\"")
+            _, opt_mcu = token.split("=")
+            mcu = opt_mcu[len("OPT_MCU_"):]
+
+    # Skip all OPT_MCU_NONE these are WIP port
+    if mcu == "NONE":
+        return True
+
+    skip_file = ex_dir / "skip.txt"
+    only_file = ex_dir / "only.txt"
+
+    if skip_file.exists() and only_file.exists():
+        raise RuntimeError("Only have a skip or only file. Not both.")
+    elif skip_file.exists():
+        skips = skip_file.read_text().split()
+        return ("mcu:" + mcu in skips or
+                "board:" + board in skips or
+                "family:" + family in skips)
+    elif only_file.exists():
+        onlys = only_file.read_text().split()
+        return not ("mcu:" + mcu in onlys or
+                    "board:" + board in onlys or
+                    "family:" + family in onlys)
+
+    return False
+
+
+def build_example(example, board):
+    start_time = time.monotonic()
+    flash_size = "-"
+    sram_size = "-"
+
+    # succeeded, failed, skipped
+    ret = [0, 0, 0]
+
+    # Check if board is skipped
+    if skip_example(example, board):
+        status = SKIPPED
+        ret[2] = 1
+        print(build_format.format(example, board, status, '-', flash_size, sram_size))
+    else:
+        build_result = subprocess.run("make -j -C examples/{} BOARD={} all".format(example, board), shell=True,
+                                      stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+
+        if build_result.returncode == 0:
+            status = SUCCEEDED
+            ret[0] = 1
+            (flash_size, sram_size) = build_size(example, board)
+            subprocess.run("make -j -C examples/{} BOARD={} copy-artifact".format(example, board), shell=True,
+                           stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+        else:
+            status = FAILED
+            ret[1] = 1
+
+        build_duration = time.monotonic() - start_time
+        print(build_format.format(example, board, status, "{:.2f}s".format(build_duration), flash_size, sram_size))
+
+        if build_result.returncode != 0:
+            print(build_result.stdout.decode("utf-8"))
+
+    return ret
+
+
+def build_size(example, board):
+    elf_file = 'examples/{}/_build/{}/*.elf'.format(example, board)
+    size_output = subprocess.run('size {}'.format(elf_file), shell=True, stdout=subprocess.PIPE).stdout.decode("utf-8")
+    size_list = size_output.split('\n')[1].split('\t')
+    flash_size = int(size_list[0])
+    sram_size = int(size_list[1]) + int(size_list[2])
+    return (flash_size, sram_size)