Merge pull request #72019 from nh2/postgres-musl-test-failures

postgresql: Disable 2 failing tests on musl

pkgs/servers/sql/postgresql/default.nix

@@ -110,6 +110,17 @@ let
     # autodetection doesn't seem to able to find this, but it's there.
     checkTarget = "check";
 
+    preCheck =
+      # On musl, comment skip the following tests, because they break due to
+      #     ! ERROR:  could not load library "/build/postgresql-11.5/tmp_install/nix/store/...-postgresql-11.5-lib/lib/libpqwalreceiver.so": Error loading shared library libpq.so.5: No such file or directory (needed by /build/postgresql-11.5/tmp_install/nix/store/...-postgresql-11.5-lib/lib/libpqwalreceiver.so)
+      # See also here:
+      #     https://git.alpinelinux.org/aports/tree/main/postgresql/disable-broken-tests.patch?id=6d7d32c12e073a57a9e5946e55f4c1fbb68bd442
+      if stdenv.hostPlatform.isMusl then ''
+        substituteInPlace src/test/regress/parallel_schedule \
+          --replace "subscription" "" \
+          --replace "object_address" ""
+      '' else null;
+
     doInstallCheck = false; # needs a running daemon?
 
     disallowedReferences = [ stdenv.cc ];