fix: Relax exec_compatible_with requirement on dtrace rules.

Author: Martin Kosiba

apple/BUILD

@@ -1,6 +1,7 @@
 load("@bazel_skylib//:bzl_library.bzl", "bzl_library")
 load("//apple/internal/aspects:resource_aspect_hint.bzl", "apple_resource_hint", "apple_resource_hint_action")
 load(":cc_toolchain_forwarder.bzl", "cc_toolchain_forwarder")
+load(":dtrace.bzl", "dtrace_wrapper")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -319,3 +320,10 @@ apple_resource_hint(
     name = "suppress_resources",
     action = apple_resource_hint_action.suppress,
 )
+
+dtrace_wrapper(
+    name = "dtrace_wrapper",
+    target_compatible_with = [
+        "@platforms//os:macos",
+    ],
+)

apple/dtrace.bzl

@@ -41,9 +41,7 @@ def _dtrace_compile_impl(ctx):
     output_hdrs = []
     include_dir = None
 
-    dtrace = "/usr/sbin/dtrace"
-    if ctx.executable.dtrace:
-        dtrace = ctx.executable.dtrace
+    dtrace = ctx.executable.dtrace
 
     for src in ctx.files.srcs:
         owner_relative_path = bundle_paths.owner_relative_path(src)
@@ -88,16 +86,14 @@ dtrace_compile = rule(
             mandatory = False,
             executable = True,
             cfg = "exec",
+            default = "//apple:dtrace_wrapper",
         ),
         "srcs": attr.label_list(
             allow_files = [".d"],
             allow_empty = False,
             doc = "dtrace(.d) source files to be compiled.",
         ),
     }),
-    exec_compatible_with = [
-        "@platforms//os:macos",
-    ],
     fragments = ["apple"],
     doc = """
 Compiles
@@ -116,3 +112,15 @@ and a target named `dtrace_gen` the header path would be
 `<GENFILES>/dtrace_gen/foo/bar.h`.
 """,
 )
+
+def _dtrace_wrapper_impl(ctx):
+    dtrace_wrapper = ctx.actions.declare_file("%s.sh" % ctx.label.name)
+    contents = """#!/bin/bash
+exec /usr/sbin/dtrace "$@"
+"""
+    ctx.actions.write(dtrace_wrapper, contents, is_executable = True)
+    return [DefaultInfo(files = depset([dtrace_wrapper]), executable = dtrace_wrapper)]
+
+dtrace_wrapper = rule(
+    implementation = _dtrace_wrapper_impl,
+)