add diagnostics

.build.yml

@@ -1,6 +1,7 @@
 image: debian/testing
 packages:
   - curl
+  - file
 sources:
   - https://git.sr.ht/~motiejus/bazel-zig-cc
 environment:
@@ -17,18 +18,22 @@ tasks:
       cd bazel-zig-cc; ../bazel run \
         --platforms @zig_sdk//:x86_64-linux-gnu \
         //test:gognu
+      file $(./getpath @zig_sdk//:x86_64-linux-gnu //test:gognu)
   - test_x86_64-linux-musl: |
       cd bazel-zig-cc; ../bazel run \
         --platforms @zig_sdk//:x86_64-linux-musl \
         //test:gomusl
+      file $(./getpath @zig_sdk//:x86_64-linux-musl //test:gomusl)
   - test_aarch64-linux-gnu: |
       cd bazel-zig-cc; ../bazel build \
         --platforms @zig_sdk//:aarch64-linux-gnu \
         //test:gognu
+      file $(./getpath @zig_sdk//:aarch64-linux-gnu //test:gognu)
   - test_aarch64-linux-musl: |
       cd bazel-zig-cc; ../bazel build \
         --platforms @zig_sdk//:aarch64-linux-musl \
         //test:gomusl
+      file $(./getpath @zig_sdk//:aarch64-linux-musl //test:gomusl)
   #- test_macos-gnu: |
   #    cd bazel-zig-cc; ../bazel build --toolchain_resolution_debug=true \
   #      --platforms @zig_sdk//:x86_64-macos-gnu \

getpath

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+exec bazel aquery \
+    --platforms "$1" "$2" 2>/dev/null | \
+    awk "/action 'GoLink/{f=1};/Outputs: / &&f{print;exit}" | \
+    awk -F'\\[|\\]' '{print $2}'