scripts/checksum.py

@@ -1,5 +1,6 @@
 import hashlib
 import json
+import os
 
 from .log import *
 
@@ -28,3 +29,80 @@ def checkfile(filepath):
 def filesum(filepath):
     with open(filepath, "rb") as file:
         return hashlib.sha256(file.read()).hexdigest()
+
+
+# -----------------------------------------------------------------------------
+# Directory-hashing implementation pulled from the checksumdir package on pypi.
+# Licensed under the MIT license.
+# -----------------------------------------------------------------------------
+
+def dirsum(
+    dirname,
+    hash_func=hashlib.sha1,
+    excluded_files=None,
+    ignore_hidden=False,
+    followlinks=False,
+    excluded_extensions=None,
+    include_paths=False
+):
+    if not excluded_files:
+        excluded_files = []
+
+    if not excluded_extensions:
+        excluded_extensions = []
+
+    if not os.path.isdir(dirname):
+        raise TypeError("{} is not a directory.".format(dirname))
+
+    hashvalues = []
+    for root, dirs, files in os.walk(dirname, topdown=True, followlinks=followlinks):
+        if ignore_hidden and re.search(r"/\.", root):
+            continue
+
+        dirs.sort()
+        files.sort()
+
+        for fname in files:
+            if ignore_hidden and fname.startswith("."):
+                continue
+
+            if fname.split(".")[-1:][0] in excluded_extensions:
+                continue
+
+            if fname in excluded_files:
+                continue
+
+            hashvalues.append(_filehash(os.path.join(root, fname), hash_func))
+
+            if include_paths:
+                hasher = hash_func()
+                # get the resulting relative path into array of elements
+                path_list = os.path.relpath(os.path.join(root, fname)).split(os.sep)
+                # compute the hash on joined list, removes all os specific separators
+                hasher.update(''.join(path_list).encode('utf-8'))
+                hashvalues.append(hasher.hexdigest())
+
+    return _reduce_hash(hashvalues, hash_func)
+
+
+def _filehash(filepath, hashfunc):
+    hasher = hashfunc()
+    blocksize = 64 * 1024
+
+    if not os.path.exists(filepath):
+        return hasher.hexdigest()
+
+    with open(filepath, "rb") as fp:
+        while True:
+            data = fp.read(blocksize)
+            if not data:
+                break
+            hasher.update(data)
+    return hasher.hexdigest()
+
+
+def _reduce_hash(hashlist, hashfunc):
+    hasher = hashfunc()
+    for hashvalue in sorted(hashlist):
+        hasher.update(hashvalue.encode("utf-8"))
+    return hasher.hexdigest()

scripts/dev.py

@@ -8,6 +8,7 @@ from zipfile import ZipFile
 
 from . import checksum
 from .bindgen import bindgen
+from .checksum import dirsum
 from .gles_gen import gles_gen
 from .log import *
 from .utils import pushd, removeall, yeetdir, yeetfile
@@ -65,6 +66,21 @@ def build_runtime(args):
     build_wasm3(args.release)
     build_orca(args.release)
 
+    with open("build/orcaruntime.sum", "w") as f:
+        f.write(runtime_checksum())
+
+
+def runtime_checksum_last():
+    try:
+        with open("build/orcaruntime.sum", "r") as f:
+            return f.read()
+    except FileNotFoundError:
+        return None
+
+
+def runtime_checksum():
+    return dirsum("src")
+
 
 def clean(args):
     yeetdir("build")
@@ -504,6 +520,20 @@ def install_dir():
 
 
 def install(args):
+    if runtime_checksum_last() is None:
+        print("You must build the Orca runtime before you can install it to your")
+        print("system. Please run the following command first:")
+        print()
+        print("orca dev build-runtime")
+        exit(1)
+
+    if runtime_checksum() != runtime_checksum_last():
+        print("Your build of the Orca runtime is out of date. We recommend that you")
+        print("rebuild the runtime first with `orca dev build-runtime`.")
+        if not prompt("Do you wish to install the runtime anyway?"):
+            return
+        print()
+
     dest = install_dir()
     bin_dir = os.path.join(dest, "bin")
     src_dir = os.path.join(dest, "src")

scripts/source.py

@@ -4,6 +4,7 @@ import os
 import re
 import shutil
 
+from .checksum import dirsum
 from .log import *
 from .utils import yeetdir
 from .version import src_dir, orca_version
@@ -54,7 +55,7 @@ def vendor_file_path(vendor_dir):
 
 
 def vendor_checksum(dir):
-    return dirhash(dir, excluded_extensions=["orcavendor"])
+    return dirsum(dir, excluded_extensions=["orcavendor"])
 
 
 def cflags(args):
@@ -110,80 +111,3 @@ def cflags(args):
         print("If these paths look crazy to you, consider vendoring the source code into your")
         print("project using `orca source vendor`.")
         print()
-
-
-# -----------------------------------------------------------------------------
-# Directory-hashing implementation pulled from the checksumdir package on pypi.
-# Licensed under the MIT license.
-# -----------------------------------------------------------------------------
-
-def dirhash(
-    dirname,
-    hash_func=hashlib.sha1,
-    excluded_files=None,
-    ignore_hidden=False,
-    followlinks=False,
-    excluded_extensions=None,
-    include_paths=False
-):
-    if not excluded_files:
-        excluded_files = []
-
-    if not excluded_extensions:
-        excluded_extensions = []
-
-    if not os.path.isdir(dirname):
-        raise TypeError("{} is not a directory.".format(dirname))
-
-    hashvalues = []
-    for root, dirs, files in os.walk(dirname, topdown=True, followlinks=followlinks):
-        if ignore_hidden and re.search(r"/\.", root):
-            continue
-
-        dirs.sort()
-        files.sort()
-
-        for fname in files:
-            if ignore_hidden and fname.startswith("."):
-                continue
-
-            if fname.split(".")[-1:][0] in excluded_extensions:
-                continue
-
-            if fname in excluded_files:
-                continue
-
-            hashvalues.append(_filehash(os.path.join(root, fname), hash_func))
-
-            if include_paths:
-                hasher = hash_func()
-                # get the resulting relative path into array of elements
-                path_list = os.path.relpath(os.path.join(root, fname)).split(os.sep)
-                # compute the hash on joined list, removes all os specific separators
-                hasher.update(''.join(path_list).encode('utf-8'))
-                hashvalues.append(hasher.hexdigest())
-
-    return _reduce_hash(hashvalues, hash_func)
-
-
-def _filehash(filepath, hashfunc):
-    hasher = hashfunc()
-    blocksize = 64 * 1024
-
-    if not os.path.exists(filepath):
-        return hasher.hexdigest()
-
-    with open(filepath, "rb") as fp:
-        while True:
-            data = fp.read(blocksize)
-            if not data:
-                break
-            hasher.update(data)
-    return hasher.hexdigest()
-
-
-def _reduce_hash(hashlist, hashfunc):
-    hasher = hashfunc()
-    for hashvalue in sorted(hashlist):
-        hasher.update(hashvalue.encode("utf-8"))
-    return hasher.hexdigest()