PIO tools environment variable controls

pio-tools/gzip-firmware.py

@@ -28,7 +28,8 @@ def map_gzip(source, target, env):
             map_file.unlink()
 
 
-env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", [map_gzip])
+if not tasmotapiolib.is_env_set(tasmotapiolib.DISABLE_MAP_GZ):
+    env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", [map_gzip])
 
 # gzip only for ESP8266
 if env["PIOPLATFORM"] != "espressif32":
@@ -65,4 +66,5 @@ if env["PIOPLATFORM"] != "espressif32":
                 )
             )
 
+    if not tasmotapiolib.is_env_set(tasmotapiolib.DISABLE_BIN_GZ):
         env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", [bin_gzip])

pio-tools/tasmotapiolib.py

@@ -1,5 +1,18 @@
 """Supporting library for pio-tools scripts"""
 import pathlib
+import os
+
+# Constants for environment variables that can be set to control build output file
+# locations and formats
+
+# if set to 1, will not gzip esp8266 bin files
+DISABLE_BIN_GZ = "TASMOTA_DISABLE_BIN_GZ"
+# if set, an alternative ptah to put generated .bin files
+BIN_DIR = "TASMOTA_BIN_DIR"
+# if set to 1, will not gzip generated .map files
+DISABLE_MAP_GZ = "TASMOTA_DISABLE_MAP_GZ"
+# if set, an alternative path to put generated .map files
+MAP_DIR = "TASMOTA_MAP_DIR"
 
 OUTPUT_DIR = pathlib.Path("build_output")
 
@@ -13,7 +26,7 @@ def get_final_bin_path(env) -> pathlib.Path:
     """Path to the final destination for the .bin
 
     If the parent directory does not exist, it will be created"""
-    firmware_dir = OUTPUT_DIR / "firmware"
+    firmware_dir = get_override_path(BIN_DIR)
     firmware_dir.mkdir(parents=True, exist_ok=True)
     return firmware_dir / "{}.bin".format(get_variant(env))
 
@@ -22,7 +35,7 @@ def get_final_map_path(env) -> pathlib.Path:
     """Path to the final destination for the .map file
 
     If the parent directory does not exist, it will be created"""
-    map_dir = OUTPUT_DIR / "map"
+    map_dir = get_override_path(MAP_DIR)
     map_dir.mkdir(parents=True, exist_ok=True)
     return map_dir / "{}.map".format(get_variant(env))
 
@@ -47,3 +60,28 @@ def get_source_map_path(env) -> pathlib.Path:
         return fwmap_path
 
     raise FileNotFoundError
+
+
+def get_override_path(pathtype) -> pathlib.Path:
+    """
+    Returns a path to a givens override path if set, otherwise OUTPUT_DIR is used
+
+    pathtype must be either MAP_DIR or BIN_DIR.
+    """
+    override = os.environ.get(pathtype)
+    if override:
+        return pathlib.Path(override)
+    if pathtype == BIN_DIR:
+        return OUTPUT_DIR / "firmware"
+    elif pathtype == MAP_DIR:
+        return OUTPUT_DIR / "map"
+    raise ValueError
+
+
+def is_env_set(name: str):
+    """True if the enviornment variable <name> is set to `1`"""
+    val = os.environ.get(name.upper())
+    if val:
+        val = val.strip()
+        return val == "1"
+    return False