Solve unused header warnings reported by clangd

src/libcmd/repl.cc

@@ -1,7 +1,6 @@
 #include <iostream>
 #include <cstdlib>
 #include <cstring>
-#include <climits>
 
 #include "repl-interacter.hh"
 #include "repl.hh"
@@ -10,8 +9,6 @@
 #include "shared.hh"
 #include "config-global.hh"
 #include "eval.hh"
-#include "eval-cache.hh"
-#include "eval-inline.hh"
 #include "eval-settings.hh"
 #include "attr-path.hh"
 #include "signals.hh"
@@ -29,6 +26,7 @@
 #include "markdown.hh"
 #include "local-fs-store.hh"
 #include "print.hh"
+#include "ref.hh"
 
 #if HAVE_BOEHMGC
 #define GC_INCLUDE_NEW

src/libexpr-c/nix_api_expr.cc

@@ -1,12 +1,10 @@
 #include <cstring>
-#include <iostream>
 #include <stdexcept>
 #include <string>
 
-#include "config.hh"
 #include "eval.hh"
+#include "eval-gc.hh"
 #include "globals.hh"
-#include "util.hh"
 #include "eval-settings.hh"
 
 #include "nix_api_expr.h"

src/libexpr/attr-set.hh

@@ -5,7 +5,6 @@
 #include "symbol-table.hh"
 
 #include <algorithm>
-#include <optional>
 
 namespace nix {
 

src/libexpr/eval-error.hh

@@ -1,7 +1,5 @@
 #pragma once
 
-#include <algorithm>
-
 #include "error.hh"
 #include "pos-idx.hh"
 

src/libexpr/eval-settings.hh

@@ -2,6 +2,7 @@
 ///@file
 
 #include "config.hh"
+#include "ref.hh"
 
 namespace nix {
 

src/libexpr/eval.cc

@@ -1,6 +1,6 @@
 #include "eval.hh"
+#include "eval-gc.hh"
 #include "eval-settings.hh"
-#include "hash.hh"
 #include "primops.hh"
 #include "print-options.hh"
 #include "exit.hh"
@@ -16,7 +16,6 @@
 #include "print.hh"
 #include "filtering-source-accessor.hh"
 #include "memory-source-accessor.hh"
-#include "signals.hh"
 #include "gc-small-vector.hh"
 #include "url.hh"
 #include "fetch-to-store.hh"
@@ -24,7 +23,6 @@
 #include "parser-tab.hh"
 
 #include <algorithm>
-#include <chrono>
 #include <iostream>
 #include <sstream>
 #include <cstring>

src/libexpr/eval.hh

@@ -3,21 +3,21 @@
 
 #include "attr-set.hh"
 #include "eval-error.hh"
-#include "eval-gc.hh"
 #include "types.hh"
 #include "value.hh"
 #include "nixexpr.hh"
 #include "symbol-table.hh"
 #include "config.hh"
 #include "experimental-features.hh"
+#include "position.hh"
+#include "pos-table.hh"
 #include "source-accessor.hh"
 #include "search-path.hh"
 #include "repl-exit-status.hh"
+#include "ref.hh"
 
 #include <map>
 #include <optional>
-#include <unordered_map>
-#include <mutex>
 #include <functional>
 
 namespace nix {

src/libexpr/nixexpr.cc

@@ -1,5 +1,4 @@
 #include "nixexpr.hh"
-#include "derivations.hh"
 #include "eval.hh"
 #include "symbol-table.hh"
 #include "util.hh"

src/libexpr/nixexpr.hh

@@ -6,11 +6,8 @@
 
 #include "value.hh"
 #include "symbol-table.hh"
-#include "error.hh"
-#include "position.hh"
 #include "eval-error.hh"
 #include "pos-idx.hh"
-#include "pos-table.hh"
 
 namespace nix {
 

src/libexpr/pos-table.hh

@@ -1,10 +1,8 @@
 #pragma once
 
-#include <cinttypes>
-#include <numeric>
+#include <cstdint>
 #include <vector>
 
-#include "chunked-vector.hh"
 #include "pos-idx.hh"
 #include "position.hh"
 #include "sync.hh"

src/libexpr/primops.cc

@@ -1,4 +1,3 @@
-#include "archive.hh"
 #include "derivations.hh"
 #include "downstream-placeholder.hh"
 #include "eval-inline.hh"

src/libexpr/value.hh

@@ -2,7 +2,6 @@
 ///@file
 
 #include <cassert>
-#include <climits>
 #include <span>
 
 #include "symbol-table.hh"

src/libfetchers/fetchers.hh

@@ -11,6 +11,8 @@
 #include <memory>
 #include <nlohmann/json_fwd.hpp>
 
+#include "ref.hh"
+
 namespace nix { class Store; class StorePath; struct SourceAccessor; }
 
 namespace nix::fetchers {

src/libfetchers/tarball.cc

@@ -2,12 +2,10 @@
 #include "fetchers.hh"
 #include "cache.hh"
 #include "filetransfer.hh"
-#include "globals.hh"
 #include "store-api.hh"
 #include "archive.hh"
 #include "tarfile.hh"
 #include "types.hh"
-#include "split.hh"
 #include "store-path-accessor.hh"
 #include "store-api.hh"
 #include "git-utils.hh"

src/libfetchers/tarball.hh

@@ -1,11 +1,12 @@
 #pragma once
 
-#include "types.hh"
-#include "path.hh"
-#include "hash.hh"
-
 #include <optional>
 
+#include "hash.hh"
+#include "path.hh"
+#include "ref.hh"
+#include "types.hh"
+
 namespace nix {
 class Store;
 struct SourceAccessor;

src/libflake/flake/flakeref.hh

@@ -1,14 +1,12 @@
 #pragma once
 ///@file
 
+#include <regex>
+
 #include "types.hh"
-#include "hash.hh"
 #include "fetchers.hh"
 #include "outputs-spec.hh"
 
-#include <regex>
-#include <variant>
-
 namespace nix {
 
 class Store;

src/libflake/flake/lockfile.cc

@@ -1,6 +1,7 @@
+#include <unordered_set>
+
 #include "lockfile.hh"
 #include "store-api.hh"
-#include "url-parts.hh"
 
 #include <algorithm>
 #include <iomanip>

src/libmain/shared.cc

@@ -8,7 +8,6 @@
 #include "signals.hh"
 
 #include <algorithm>
-#include <cctype>
 #include <exception>
 #include <iostream>
 
@@ -23,6 +22,7 @@
 
 #include <openssl/crypto.h>
 
+#include "exit.hh"
 
 namespace nix {
 

src/libmain/shared.hh

@@ -8,13 +8,9 @@
 #include "common-args.hh"
 #include "path.hh"
 #include "derived-path.hh"
-#include "exit.hh"
 
 #include <signal.h>
 
-#include <locale>
-
-
 namespace nix {
 
 int handleExceptions(const std::string & programName, std::function<void()> fun);

src/libstore/derivations.hh

@@ -14,7 +14,6 @@
 #include <map>
 #include <variant>
 
-
 namespace nix {
 
 struct StoreDirConfig;

src/libstore/derived-path.hh

@@ -5,6 +5,7 @@
 #include "outputs-spec.hh"
 #include "comparator.hh"
 #include "config.hh"
+#include "ref.hh"
 
 #include <variant>
 

src/libstore/filetransfer.hh

@@ -1,13 +1,15 @@
 #pragma once
 ///@file
 
-#include "types.hh"
-#include "hash.hh"
-#include "config.hh"
-
 #include <string>
 #include <future>
 
+#include "logging.hh"
+#include "types.hh"
+#include "ref.hh"
+#include "config.hh"
+#include "serialise.hh"
+
 namespace nix {
 
 struct FileTransferSettings : Config

src/libstore/gc-store.hh

@@ -1,8 +1,9 @@
 #pragma once
 ///@file
 
-#include "store-api.hh"
+#include <unordered_set>
 
+#include "store-api.hh"
 
 namespace nix {
 

src/libstore/machines.hh

@@ -1,7 +1,7 @@
 #pragma once
 ///@file
 
-#include "types.hh"
+#include "ref.hh"
 #include "store-reference.hh"
 
 namespace nix {

src/libstore/misc.cc

@@ -1,3 +1,5 @@
+#include <unordered_set>
+
 #include "derivations.hh"
 #include "parsed-derivations.hh"
 #include "globals.hh"

src/libstore/nar-accessor.cc

@@ -3,7 +3,6 @@
 
 #include <map>
 #include <stack>
-#include <algorithm>
 
 #include <nlohmann/json.hpp>
 

src/libstore/serve-protocol-impl.hh

@@ -10,7 +10,6 @@
 
 #include "serve-protocol.hh"
 #include "length-prefixed-protocol-helper.hh"
-#include "store-api.hh"
 
 namespace nix {
 

src/libstore/store-api.hh

@@ -18,14 +18,10 @@
 
 #include <nlohmann/json_fwd.hpp>
 #include <atomic>
-#include <limits>
 #include <map>
-#include <unordered_map>
-#include <unordered_set>
 #include <memory>
 #include <string>
 #include <chrono>
-#include <variant>
 
 
 namespace nix {

src/libstore/unix/user-lock.cc

@@ -1,12 +1,13 @@
+#include <vector>
+#include <pwd.h>
+#include <grp.h>
+
 #include "user-lock.hh"
 #include "file-system.hh"
 #include "globals.hh"
 #include "pathlocks.hh"
 #include "users.hh"
 
-#include <pwd.h>
-#include <grp.h>
-
 namespace nix {
 
 #if __linux__

src/libstore/unix/user-lock.hh

@@ -1,10 +1,8 @@
 #pragma once
 ///@file
 
-#include "types.hh"
-
-#include <optional>
-
+#include <memory>
+#include <vector>
 #include <sys/types.h>
 
 namespace nix {

src/libutil/args.hh

@@ -1,7 +1,6 @@
 #pragma once
 ///@file
 
-#include <iostream>
 #include <functional>
 #include <map>
 #include <memory>
@@ -11,6 +10,7 @@
 
 #include "types.hh"
 #include "experimental-features.hh"
+#include "ref.hh"
 
 namespace nix {
 

src/libutil/error.hh

@@ -16,16 +16,12 @@
  */
 
 #include "suggestions.hh"
-#include "ref.hh"
-#include "types.hh"
 #include "fmt.hh"
 
 #include <cstring>
 #include <list>
 #include <memory>
-#include <map>
 #include <optional>
-#include <compare>
 
 #include <sys/types.h>
 #include <sys/stat.h>

src/libutil/file-content-address.hh

@@ -2,8 +2,6 @@
 ///@file
 
 #include "source-accessor.hh"
-#include "fs-sink.hh"
-#include "util.hh"
 
 namespace nix {
 

src/libutil/fs-sink.hh

@@ -1,7 +1,6 @@
 #pragma once
 ///@file
 
-#include "types.hh"
 #include "serialise.hh"
 #include "source-accessor.hh"
 #include "file-system.hh"

src/libutil/logging.hh

@@ -1,7 +1,6 @@
 #pragma once
 ///@file
 
-#include "types.hh"
 #include "error.hh"
 #include "config.hh"
 

src/libutil/ref.hh

@@ -1,9 +1,7 @@
 #pragma once
 ///@file
 
-#include <compare>
 #include <memory>
-#include <exception>
 #include <stdexcept>
 
 namespace nix {

src/libutil/source-accessor.hh

@@ -4,6 +4,7 @@
 
 #include "canon-path.hh"
 #include "hash.hh"
+#include "ref.hh"
 
 namespace nix {
 

src/libutil/terminal.hh

@@ -1,7 +1,8 @@
 #pragma once
 ///@file
 
-#include "types.hh"
+#include <limits>
+#include <string>
 
 namespace nix {
 /**

src/libutil/types.hh

@@ -1,12 +1,10 @@
 #pragma once
 ///@file
 
-#include "ref.hh"
 
 #include <list>
 #include <set>
 #include <string>
-#include <limits>
 #include <map>
 #include <variant>
 #include <vector>

src/nix-store/nix-store.cc

@@ -2,13 +2,11 @@
 #include "derivations.hh"
 #include "dotgraph.hh"
 #include "globals.hh"
-#include "build-result.hh"
 #include "store-cast.hh"
 #include "local-fs-store.hh"
 #include "log-store.hh"
 #include "serve-protocol.hh"
 #include "serve-protocol-connection.hh"
-#include "serve-protocol-impl.hh"
 #include "shared.hh"
 #include "graphml.hh"
 #include "legacy.hh"
@@ -23,12 +21,14 @@
 
 #include <iostream>
 #include <algorithm>
-#include <cstdio>
 
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
 
+#include "build-result.hh"
+#include "exit.hh"
+#include "serve-protocol-impl.hh"
 
 namespace nix_store {
 

src/nix/config-check.cc

@@ -1,6 +1,7 @@
 #include <sstream>
 
 #include "command.hh"
+#include "exit.hh"
 #include "logging.hh"
 #include "serve-protocol.hh"
 #include "shared.hh"

src/nix/env.cc

@@ -1,6 +1,8 @@
+#include <unordered_set>
+#include <queue>
+
 #include "command.hh"
 #include "run.hh"
-#include <queue>
 
 using namespace nix;
 

src/nix/flake.cc

@@ -19,7 +19,6 @@
 #include "users.hh"
 
 #include <nlohmann/json.hpp>
-#include <queue>
 #include <iomanip>
 
 using namespace nix;

src/nix/main.cc

@@ -1,9 +1,8 @@
-#include <algorithm>
-
 #include "args/root.hh"
 #include "current-process.hh"
 #include "command.hh"
 #include "common-args.hh"
+#include "eval-gc.hh"
 #include "eval.hh"
 #include "eval-settings.hh"
 #include "globals.hh"

src/nix/verify.cc

@@ -1,14 +1,14 @@
 #include "command.hh"
 #include "shared.hh"
 #include "store-api.hh"
-#include "sync.hh"
 #include "thread-pool.hh"
-#include "references.hh"
 #include "signals.hh"
 #include "keys.hh"
 
 #include <atomic>
 
+#include "exit.hh"
+
 using namespace nix;
 
 struct CmdVerify : StorePathsCommand

tests/unit/libexpr-support/tests/libexpr.hh

@@ -7,9 +7,9 @@
 #include "value.hh"
 #include "nixexpr.hh"
 #include "eval.hh"
+#include "eval-gc.hh"
 #include "eval-inline.hh"
 #include "eval-settings.hh"
-#include "store-api.hh"
 
 #include "tests/libstore.hh"