path resolution

MODULE.bazel

@@ -1,6 +1,6 @@
 module(
     name = "rules_mayhem",
-    version = "0.8.6",
+    version = "0.8.7",
 )
 
 bazel_dep(name = "bazel_skylib", version = "1.9.0")

README.md

@@ -8,7 +8,7 @@ You can add the following snippet:
 
 ```
 ## MODULE.bazel
-bazel_dep(name = "rules_mayhem", version = "0.8.6")
+bazel_dep(name = "rules_mayhem", version = "0.8.7")
 
 rules_mayhem_extension = use_extension("@rules_mayhem//mayhem:extensions.bzl", "rules_mayhem_extension")
 use_repo(rules_mayhem_extension, "bazel_skylib", "mayhem_cli_linux", "mayhem_cli_windows", "platforms", "yq_cli_linux", "yq_cli_windows")
@@ -21,8 +21,8 @@ load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 http_archive(
     name = "rules_mayhem",
     strip_prefix = "rules_mayhem",
-    urls = ["https://github.com/ForAllSecure/rules_mayhem/releases/download/0.8.6/rules_mayhem-0.8.6.tar.gz"],
-    sha256 = "0704d5d8443070924b153a709e9deb7e7ff71a268f6e7c88083d36dc65b85c0f",
+    urls = ["https://github.com/ForAllSecure/rules_mayhem/releases/download/0.8.7/rules_mayhem-0.8.7.tar.gz"],
+    sha256 = "911104c434cd01bfd993ed0b0395fd639526252a80710ad2830b60f1c30cceb2",
 )
 
 load("@rules_mayhem//mayhem:repositories.bzl", "rules_mayhem_repositories")

mayhem/mayhem.bzl

@@ -250,8 +250,26 @@ def _mayhem_run_impl(ctx):
     py_content = """#!/usr/bin/env python3
 import subprocess
 import sys
-
-mayhem_cli = "{mayhem_cli}"
+import os
+
+def resolve_runfile_mayhem_cli_path(mayhem_cli_short_path):
+    # Bazel sets the RUNFILES_MANIFEST_FILE environment variable on Windows
+    # which we can use to resolve the path to the mayhem CLI in the case that
+    # runfiles/symlinks are not available
+
+    manifest_path = os.environ.get("RUNFILES_MANIFEST_FILE")
+    if manifest_path and os.name == "nt":
+        with open(manifest_path, "r") as manifest_file:
+            for line in manifest_file:
+                key, value = line.strip().split(" ", 1)
+                if "mayhem" in key.lower() and "cli" in key.lower():
+                    return value
+
+    # If the manifest file is not set or the mayhem CLI is not found in the manifest,
+    # fall back to the original path
+    return mayhem_cli_short_path
+
+mayhem_cli = resolve_runfile_mayhem_cli_path("{mayhem_cli}")
 run_args = {run_args}
 wait_args = {wait_args}