Merge pull request #43922 from azat/builtin-skim

Builtin skim

.gitignore

@@ -159,3 +159,8 @@ website/package-lock.json
 tests/queries/0_stateless/test_*
 tests/queries/0_stateless/*.binary
 tests/queries/0_stateless/*.generated-expect
+
+# rust
+/rust/**/target
+# It is autogenerated from *.in
+/rust/**/.cargo/config.toml

CMakeLists.txt

@@ -609,6 +609,8 @@ if (NATIVE_BUILD_TARGETS
             "-DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}"
             "-DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}"
             "-DENABLE_CCACHE=${ENABLE_CCACHE}"
+            # Avoid overriding .cargo/config.toml with native toolchain.
+            "-DENABLE_RUST=OFF"
             "-DENABLE_CLICKHOUSE_SELF_EXTRACTING=${ENABLE_CLICKHOUSE_SELF_EXTRACTING}"
         ${CMAKE_SOURCE_DIR}
         WORKING_DIRECTORY "${NATIVE_BUILD_DIR}"

base/base/CMakeLists.txt

@@ -40,6 +40,11 @@ else ()
     target_compile_definitions(common PUBLIC WITH_COVERAGE=0)
 endif ()
 
+# FIXME: move libraries for line reading out from base
+if (TARGET ch_rust::skim)
+    target_link_libraries(common PUBLIC ch_rust::skim)
+endif()
+
 target_include_directories(common PUBLIC .. "${CMAKE_CURRENT_BINARY_DIR}/..")
 
 if (OS_DARWIN AND NOT USE_STATIC_LIBRARIES)

base/base/ReplxxLineReader.cpp

@@ -16,9 +16,11 @@
 #include <fstream>
 #include <filesystem>
 #include <fmt/format.h>
-#include <boost/algorithm/string/split.hpp>
-#include <boost/algorithm/string/replace.hpp>
-#include <boost/algorithm/string/classification.hpp> /// is_any_of
+#include "config.h" // USE_SKIM
+
+#if USE_SKIM
+#include <skim.h>
+#endif
 
 namespace
 {
@@ -39,36 +41,6 @@ std::string getEditor()
     return editor;
 }
 
-std::pair<std::string, FuzzyFinderType> getFuzzyFinder()
-{
-    const char * env_path = std::getenv("PATH"); // NOLINT(concurrency-mt-unsafe)
-
-    if (!env_path || !*env_path)
-        return {};
-
-    std::vector<std::string> paths;
-    boost::split(paths, env_path, boost::is_any_of(":"));
-    for (const auto & path_str : paths)
-    {
-        std::filesystem::path path(path_str);
-        std::filesystem::path sk_bin_path = path / "sk";
-        if (!access(sk_bin_path.c_str(), X_OK))
-            return {sk_bin_path, FUZZY_FINDER_SKIM};
-
-        std::filesystem::path fzf_bin_path = path / "fzf";
-        if (!access(fzf_bin_path.c_str(), X_OK))
-            return {fzf_bin_path, FUZZY_FINDER_FZF};
-    }
-
-    return {"", FUZZY_FINDER_NONE};
-}
-
-String escapeShellArgument(std::string arg)
-{
-    boost::replace_all(arg, "'", "'\\''");
-    return fmt::format("'{}'", arg);
-}
-
 /// See comments in ShellCommand::executeImpl()
 /// (for the vfork via dlsym())
 int executeCommand(char * const argv[])
@@ -316,8 +288,6 @@ ReplxxLineReader::ReplxxLineReader(
     using namespace std::placeholders;
     using Replxx = replxx::Replxx;
 
-    std::tie(fuzzy_finder, fuzzy_finder_type) = getFuzzyFinder();
-
     if (!history_file_path.empty())
     {
         history_file_fd = open(history_file_path.c_str(), O_RDWR);
@@ -422,17 +392,30 @@ ReplxxLineReader::ReplxxLineReader(
     };
     rx.bind_key(Replxx::KEY::meta('#'), insert_comment_action);
 
-    /// interactive search in history (requires fzf/sk)
-    if (fuzzy_finder_type != FUZZY_FINDER_NONE)
+#if USE_SKIM
+    auto interactive_history_search = [this](char32_t code)
     {
-        auto interactive_history_search = [this](char32_t code)
+        std::vector<std::string> words;
         {
-            openInteractiveHistorySearch();
-            rx.invoke(Replxx::ACTION::CLEAR_SELF, code);
-            return rx.invoke(Replxx::ACTION::REPAINT, code);
-        };
-        rx.bind_key(Replxx::KEY::control('R'), interactive_history_search);
-    }
+            auto hs(rx.history_scan());
+            while (hs.next())
+                words.push_back(hs.get().text());
+        }
+
+        std::string new_query(skim(words));
+        if (!new_query.empty())
+            rx.set_state(replxx::Replxx::State(new_query.c_str(), static_cast<int>(new_query.size())));
+
+        if (bracketed_paste_enabled)
+            enableBracketedPaste();
+
+        rx.invoke(Replxx::ACTION::CLEAR_SELF, code);
+        return rx.invoke(Replxx::ACTION::REPAINT, code);
+    };
+
+    /// NOTE: You can use Ctrl-S for non-fuzzy complete.
+    rx.bind_key(Replxx::KEY::control('R'), interactive_history_search);
+#endif
 }
 
 ReplxxLineReader::~ReplxxLineReader()
@@ -501,65 +484,6 @@ void ReplxxLineReader::openEditor()
         enableBracketedPaste();
 }
 
-void ReplxxLineReader::openInteractiveHistorySearch()
-{
-    assert(!fuzzy_finder.empty());
-    TemporaryFile history_file("clickhouse_client_history_in_XXXXXX.bin");
-    auto hs(rx.history_scan());
-    while (hs.next())
-    {
-        history_file.write(hs.get().text());
-        history_file.write(std::string(1, '\0'));
-    }
-    history_file.close();
-
-    TemporaryFile output_file("clickhouse_client_history_out_XXXXXX.sql");
-    output_file.close();
-
-    char sh[] = "sh";
-    char sh_c[] = "-c";
-    /// NOTE: You can use one of the following to configure the behaviour additionally:
-    /// - SKIM_DEFAULT_OPTIONS
-    /// - FZF_DEFAULT_OPTS
-    ///
-    /// And also note, that fzf and skim is 95% compatible (at least option
-    /// that is used here)
-    std::string fuzzy_finder_command = fmt::format("{} --read0 --height=30%", fuzzy_finder);
-    switch (fuzzy_finder_type)
-    {
-        case FUZZY_FINDER_SKIM:
-            fuzzy_finder_command += " --tac --tiebreak=-score";
-            break;
-        case FUZZY_FINDER_FZF:
-            fuzzy_finder_command += " --tac --tiebreak=index";
-            break;
-        case FUZZY_FINDER_NONE:
-            /// assertion for !fuzzy_finder.empty() is enough
-            break;
-    }
-    fuzzy_finder_command += fmt::format(" < {} > {}",
-        escapeShellArgument(history_file.getPath()),
-        escapeShellArgument(output_file.getPath()));
-    char * const argv[] = {sh, sh_c, fuzzy_finder_command.data(), nullptr};
-
-    try
-    {
-        if (executeCommand(argv) == 0)
-        {
-            std::string new_query = readFile(output_file.getPath());
-            rightTrim(new_query);
-            rx.set_state(replxx::Replxx::State(new_query.c_str(), static_cast<int>(new_query.size())));
-        }
-    }
-    catch (const std::runtime_error & e)
-    {
-        rx.print(e.what());
-    }
-
-    if (bracketed_paste_enabled)
-        enableBracketedPaste();
-}
-
 void ReplxxLineReader::enableBracketedPaste()
 {
     bracketed_paste_enabled = true;

base/base/ReplxxLineReader.h

@@ -4,15 +4,6 @@
 
 #include <replxx.hxx>
 
-enum FuzzyFinderType
-{
-    FUZZY_FINDER_NONE,
-    /// Use https://github.com/junegunn/fzf
-    FUZZY_FINDER_FZF,
-    /// Use https://github.com/lotabout/skim
-    FUZZY_FINDER_SKIM,
-};
-
 class ReplxxLineReader : public LineReader
 {
 public:
@@ -35,7 +26,6 @@ private:
     void addToHistory(const String & line) override;
     int executeEditor(const std::string & path);
     void openEditor();
-    void openInteractiveHistorySearch();
 
     replxx::Replxx rx;
     replxx::Replxx::highlighter_callback_t highlighter;
@@ -45,6 +35,4 @@ private:
     bool bracketed_paste_enabled = false;
 
     std::string editor;
-    std::string fuzzy_finder;
-    FuzzyFinderType fuzzy_finder_type = FUZZY_FINDER_NONE;
 };

contrib/corrosion-cmake/CMakeLists.txt

@@ -10,9 +10,6 @@ else()
 endif()
 
 option(ENABLE_RUST "Enable rust" ${DEFAULT_ENABLE_RUST})
-
-message(STATUS ${ENABLE_RUST})
-
 if(NOT ENABLE_RUST)
   message(STATUS "Not using rust")
   return()

docker/packager/binary/build.sh

@@ -55,7 +55,8 @@ ccache --zero-stats ||:
 if [ "$BUILD_MUSL_KEEPER" == "1" ]
 then
     # build keeper with musl separately
-    cmake --debug-trycompile -DBUILD_STANDALONE_KEEPER=1 -DENABLE_CLICKHOUSE_KEEPER=1 -DCMAKE_VERBOSE_MAKEFILE=1 -DUSE_MUSL=1 -LA -DCMAKE_TOOLCHAIN_FILE=/build/cmake/linux/toolchain-x86_64-musl.cmake "-DCMAKE_BUILD_TYPE=$BUILD_TYPE" "-DSANITIZE=$SANITIZER" -DENABLE_CHECK_HEAVY_BUILDS=1 "${CMAKE_FLAGS[@]}" ..
+    # and without rust bindings
+    cmake --debug-trycompile -DENABLE_RUST=OFF -DBUILD_STANDALONE_KEEPER=1 -DENABLE_CLICKHOUSE_KEEPER=1 -DCMAKE_VERBOSE_MAKEFILE=1 -DUSE_MUSL=1 -LA -DCMAKE_TOOLCHAIN_FILE=/build/cmake/linux/toolchain-x86_64-musl.cmake "-DCMAKE_BUILD_TYPE=$BUILD_TYPE" "-DSANITIZE=$SANITIZER" -DENABLE_CHECK_HEAVY_BUILDS=1 "${CMAKE_FLAGS[@]}" ..
     # shellcheck disable=SC2086 # No quotes because I want it to expand to nothing if empty.
     ninja $NINJA_FLAGS clickhouse-keeper
 

rust/.cargo/config.toml.in

@@ -0,0 +1,3 @@
+[env]
+CFLAGS = "@RUST_CFLAGS@"
+CXXFLAGS = "@RUST_CXXFLAGS@"

rust/CMakeLists.txt

@@ -1 +1,25 @@
+function(configure_rustc)
+    # NOTE: this can also be done by overriding rustc, but it not trivial with rustup.
+    set(RUST_CFLAGS "${CMAKE_C_FLAGS}")
+
+    set(CXX_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/llvm-project/libcxx/include")
+    set(RUST_CXXFLAGS "${CMAKE_CXX_FLAGS} -isystem ${CXX_INCLUDE_DIR} ")
+
+    if (CMAKE_OSX_SYSROOT)
+        set(RUST_CXXFLAGS "${RUST_CXXFLAGS} -isysroot ${CMAKE_OSX_SYSROOT}")
+        set(RUST_CFLAGS "${RUST_CFLAGS} -isysroot ${CMAKE_OSX_SYSROOT}")
+    elseif(CMAKE_SYSROOT)
+        set(RUST_CXXFLAGS "${RUST_CXXFLAGS} --sysroot ${CMAKE_SYSROOT}")
+        set(RUST_CFLAGS "${RUST_CFLAGS} --sysroot ${CMAKE_SYSROOT}")
+    endif()
+
+    message(STATUS "RUST_CFLAGS: ${RUST_CFLAGS}")
+    message(STATUS "RUST_CXXFLAGS: ${RUST_CXXFLAGS}")
+
+    # NOTE: requires RW access for the source dir
+    configure_file("${CMAKE_CURRENT_SOURCE_DIR}/.cargo/config.toml.in" "${CMAKE_CURRENT_SOURCE_DIR}/.cargo/config.toml" @ONLY)
+endfunction()
+configure_rustc()
+
 add_subdirectory (BLAKE3)
+add_subdirectory (skim)

rust/skim/.cargo/config.toml.in

@@ -0,0 +1,2 @@
+[env]
+CXXFLAGS = "@RUST_CXXFLAGS@"

rust/skim/.gitignore

@@ -0,0 +1,2 @@
+build.rs
+.cargo/config.toml

rust/skim/CMakeLists.txt

@@ -0,0 +1,62 @@
+if (OS_FREEBSD)
+    # Right nix/libc requires fspacectl and it had been added only since FreeBSD14.
+    # And sicne sysroot has older libararies you will got undefined reference for clickhouse binary.
+    #
+    # But likely everything should work without this syscall, however it is not
+    # possible right now to gently override libraries versions for depdendcies,
+    # and forking rust modules is a little bit too much for this thing.
+    #
+    # You can take a look at the details in the fillowing issue [1].
+    #
+    #   [1]: https://github.com/rust-lang/cargo/issues/5640
+    #
+    message(STATUS "skim is disabled for FreeBSD")
+    return()
+endif()
+
+corrosion_import_crate(MANIFEST_PATH Cargo.toml NO_STD)
+
+set(CXX_INCLUDE_DIR "${ClickHouse_SOURCE_DIR}/contrib/llvm-project/libcxx/include")
+# -Wno-dollar-in-identifier-extension: cxx bridge complies names with '$'
+# -Wno-unused-macros: unused CXXBRIDGE1_RUST_STRING
+set(CXXBRIDGE_CXXFLAGS "-Wno-dollar-in-identifier-extension -Wno-unused-macros")
+set(RUST_CXXFLAGS "${CMAKE_CXX_FLAGS} -isystem ${CXX_INCLUDE_DIR} ${CXXBRIDGE_CXXFLAGS}")
+if (CMAKE_OSX_SYSROOT)
+    set(RUST_CXXFLAGS "${RUST_CXXFLAGS} -isysroot ${CMAKE_OSX_SYSROOT}")
+elseif(CMAKE_SYSROOT)
+    set(RUST_CXXFLAGS "${RUST_CXXFLAGS} --sysroot ${CMAKE_SYSROOT}")
+endif()
+message(STATUS "RUST_CXXFLAGS (for skim): ${RUST_CXXFLAGS}")
+# NOTE: requires RW access for the source dir
+configure_file("${CMAKE_CURRENT_SOURCE_DIR}/build.rs.in" "${CMAKE_CURRENT_SOURCE_DIR}/build.rs" @ONLY)
+configure_file("${CMAKE_CURRENT_SOURCE_DIR}/.cargo/config.toml.in" "${CMAKE_CURRENT_SOURCE_DIR}/.cargo/config.toml" @ONLY)
+
+set (ffi_binding_generated_path
+     ${CMAKE_BINARY_DIR}/${CMAKE_BUILD_TYPE}/cargo/build/${Rust_CARGO_TARGET_CACHED}/cxxbridge/_ch_rust_skim_rust/src/lib.rs.cc)
+set (ffi_binding_final_path ${CMAKE_CURRENT_BINARY_DIR}/skim-ffi.cc)
+message(STATUS "Writing FFI Binding for skim: ${ffi_binding_generated_path} => ${ffi_binding_final_path}")
+
+add_custom_command(OUTPUT ${ffi_binding_final_path}
+    COMMAND ${CMAKE_COMMAND} -E copy ${ffi_binding_generated_path} ${ffi_binding_final_path}
+    DEPENDS cargo-build__ch_rust_skim_rust)
+
+add_library(_ch_rust_skim_ffi ${ffi_binding_final_path})
+if (USE_STATIC_LIBRARIES OR NOT SPLIT_SHARED_LIBRARIES)
+    # static
+else()
+    if (OS_DARWIN)
+        target_link_libraries(_ch_rust_skim_ffi PRIVATE -Wl,-undefined,dynamic_lookup)
+    else()
+        target_link_libraries(_ch_rust_skim_ffi PRIVATE -Wl,--unresolved-symbols=ignore-all)
+    endif()
+endif()
+# cxx bridge compiles such bindings
+set_target_properties(_ch_rust_skim_ffi PROPERTIES COMPILE_FLAGS "${CXXBRIDGE_CXXFLAGS}")
+
+add_library(_ch_rust_skim INTERFACE)
+target_include_directories(_ch_rust_skim INTERFACE include)
+target_link_libraries(_ch_rust_skim INTERFACE
+    _ch_rust_skim_rust
+    _ch_rust_skim_ffi)
+
+add_library(ch_rust::skim ALIAS _ch_rust_skim)

rust/skim/Cargo.lock

@@ -0,0 +1,982 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "_ch_rust_skim_rust"
+version = "0.1.0"
+dependencies = [
+ "cxx",
+ "cxx-build",
+ "skim",
+]
+
+[[package]]
+name = "aho-corasick"
+version = "0.7.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cc936419f96fa211c1b9166887b38e5e40b19958e5b895be7c1f93adec7071ac"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "android_system_properties"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "arrayvec"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8da52d66c7071e2e3fa2a1e5c6d088fec47b593032b254f5e980de8ea54454d6"
+
+[[package]]
+name = "atty"
+version = "0.2.14"
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+checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
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+ "hermit-abi",
+ "libc",
+ "winapi",
+]
+
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+
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+
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+ "iana-time-zone",
+ "js-sys",
+ "num-integer",
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+ "time 0.1.45",
+ "wasm-bindgen",
+ "winapi",
+]
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+ "atty",
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+ "clap_lex",
+ "indexmap",
+ "once_cell",
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+ "textwrap",
+]
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+ "crossbeam-channel",
+ "crossbeam-deque",
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+ "crossbeam-utils",
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+ "crossbeam-utils",
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+ "cfg-if",
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+
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+dependencies = [
+ "cc",
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+ "cxxbridge-macro",
+ "link-cplusplus",
+]
+
+[[package]]
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+dependencies = [
+ "cc",
+ "codespan-reporting",
+ "once_cell",
+ "proc-macro2",
+ "quote",
+ "scratch",
+ "syn",
+]
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rust/skim/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "_ch_rust_skim_rust"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+skim = "0.10.2"
+cxx = "1.0.83"
+
+[build-dependencies]
+cxx-build = "1.0.83"
+
+[lib]
+crate-type = ["staticlib"]
+
+[profile.release]
+debug = true

rust/skim/build.rs.in

@@ -0,0 +1,8 @@
+fn main() {
+    let mut build = cxx_build::bridge("src/lib.rs");
+    for flag in "@RUST_CXXFLAGS@".split(' ') {
+        build.flag(flag);
+    }
+    build.compile("skim");
+    println!("cargo:rerun-if-changed=src/lib.rs");
+}

rust/skim/include/skim.h

@@ -0,0 +1,90 @@
+/// This header was compiled with:
+///
+///     $ cxxbridge rust/skim/src/lib.rs --header
+///
+/// For more info [1].
+///
+///   [1]: https://cxx.rs/build/other.html
+
+#pragma once
+#include <array>
+#include <cstdint>
+#include <string>
+#include <vector>
+
+namespace rust {
+inline namespace cxxbridge1 {
+// #include "rust/cxx.h"
+
+struct unsafe_bitcopy_t;
+
+#ifndef CXXBRIDGE1_RUST_STRING
+#define CXXBRIDGE1_RUST_STRING
+class String final {
+public:
+  String() noexcept;
+  String(const String &) noexcept;
+  String(String &&) noexcept;
+  ~String() noexcept;
+
+  String(const std::string &);
+  String(const char *);
+  String(const char *, std::size_t);
+  String(const char16_t *);
+  String(const char16_t *, std::size_t);
+
+  static String lossy(const std::string &) noexcept;
+  static String lossy(const char *) noexcept;
+  static String lossy(const char *, std::size_t) noexcept;
+  static String lossy(const char16_t *) noexcept;
+  static String lossy(const char16_t *, std::size_t) noexcept;
+
+  String &operator=(const String &) &noexcept;
+  String &operator=(String &&) &noexcept;
+
+  explicit operator std::string() const;
+
+  const char *data() const noexcept;
+  std::size_t size() const noexcept;
+  std::size_t length() const noexcept;
+  bool empty() const noexcept;
+
+  const char *c_str() noexcept;
+
+  std::size_t capacity() const noexcept;
+  void reserve(size_t new_cap) noexcept;
+
+  using iterator = char *;
+  iterator begin() noexcept;
+  iterator end() noexcept;
+
+  using const_iterator = const char *;
+  const_iterator begin() const noexcept;
+  const_iterator end() const noexcept;
+  const_iterator cbegin() const noexcept;
+  const_iterator cend() const noexcept;
+
+  bool operator==(const String &) const noexcept;
+  bool operator!=(const String &) const noexcept;
+  bool operator<(const String &) const noexcept;
+  bool operator<=(const String &) const noexcept;
+  bool operator>(const String &) const noexcept;
+  bool operator>=(const String &) const noexcept;
+
+  void swap(String &) noexcept;
+
+  String(unsafe_bitcopy_t, const String &) noexcept;
+
+private:
+  struct lossy_t;
+  String(lossy_t, const char *, std::size_t) noexcept;
+  String(lossy_t, const char16_t *, std::size_t) noexcept;
+  friend void swap(String &lhs, String &rhs) noexcept { lhs.swap(rhs); }
+
+  std::array<std::uintptr_t, 3> repr;
+};
+#endif // CXXBRIDGE1_RUST_STRING
+} // namespace cxxbridge1
+} // namespace rust
+
+::rust::String skim(::std::vector<::std::string> const &words) noexcept;

rust/skim/src/lib.rs

@@ -0,0 +1,49 @@
+use skim::prelude::*;
+use cxx::{CxxString, CxxVector};
+
+#[cxx::bridge]
+mod ffi {
+    extern "Rust" {
+        fn skim(words: &CxxVector<CxxString>) -> String;
+    }
+}
+
+struct Item {
+    text: String,
+}
+impl SkimItem for Item {
+    fn text(&self) -> Cow<str> {
+        return Cow::Borrowed(&self.text);
+    }
+}
+
+fn skim(words: &CxxVector<CxxString>) -> String {
+    // TODO: configure colors
+    let options = SkimOptionsBuilder::default()
+        .height(Some("30%"))
+        .tac(true)
+        .tiebreak(Some("-score".to_string()))
+        .build()
+        .unwrap();
+
+    let (tx, rx): (SkimItemSender, SkimItemReceiver) = unbounded();
+    for word in words {
+        tx.send(Arc::new(Item{ text: word.to_string() })).unwrap();
+    }
+    // so that skim could know when to stop waiting for more items.
+    drop(tx);
+
+    let output = Skim::run_with(&options, Some(rx));
+    if output.is_none() {
+        return "".to_string();
+    }
+    let output = output.unwrap();
+    if output.is_abort {
+        return "".to_string();
+    }
+
+    if output.selected_items.is_empty() {
+        return "".to_string();
+    }
+    return output.selected_items[0].output().to_string();
+}

src/Common/config.h.in

@@ -52,4 +52,5 @@
 #cmakedefine01 USE_ODBC
 #cmakedefine01 USE_BORINGSSL
 #cmakedefine01 USE_BLAKE3
+#cmakedefine01 USE_SKIM
 #cmakedefine01 USE_OPENSSL_INTREE

src/configure_config.cmake

@@ -22,6 +22,9 @@ endif()
 if (TARGET ch_rust::blake3)
     set(USE_BLAKE3 1)
 endif()
+if (TARGET ch_rust::skim)
+    set(USE_SKIM 1)
+endif()
 if (TARGET OpenSSL::SSL)
     set(USE_SSL 1)
 endif()