diff -r fd87490429aa -r 2a99fcb283ee src/Pure/Admin/component_cvc5.scala
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Pure/Admin/component_cvc5.scala	Tue Mar 07 22:54:44 2023 +0100
@@ -0,0 +1,135 @@
+/*  Title:      Pure/Admin/component_cvc5.scala
+    Author:     Makarius
+
+Build Isabelle component for cvc5. See also:
+
+  - https://cvc5.github.io/
+  - https://github.com/cvc5/cvc5
+*/
+
+package isabelle
+
+
+object Component_CVC5 {
+  /* platform information */
+
+  sealed case class CVC5_Platform(platform_name: String, download_name: String) {
+    def is_windows: Boolean = platform_name.endsWith("-windows")
+  }
+
+  val platforms: List[CVC5_Platform] =
+    List(
+      CVC5_Platform("arm64-darwin", "cvc5-macOS-arm64"),
+      CVC5_Platform("x86_64-darwin", "cvc5-macOS"),
+      CVC5_Platform("x86_64-linux", "cvc5-Linux"),
+      CVC5_Platform("x86_64-windows", "cvc5-Win64.exe"))
+
+
+  /* build cvc5 */
+
+  val default_url = "https://github.com/cvc5/cvc5/releases/download"
+  val default_version = "1.0.2"
+
+  def build_cvc5(
+    base_url: String = default_url,
+    version: String = default_version,
+    target_dir: Path = Path.current,
+    progress: Progress = new Progress
+  ): Unit = {
+    /* component name */
+
+    val component = "cvc5-" + version
+    val component_dir =
+      Components.Directory(target_dir + Path.basic(component)).create(progress = progress)
+
+
+    /* download executables */
+
+    for (platform <- platforms) {
+      val url = base_url + "/cvc5-" + version + "/" + platform.download_name
+
+      val platform_dir = component_dir.path + Path.explode(platform.platform_name)
+      val platform_exe = platform_dir + Path.explode("cvc5").exe_if(platform.is_windows)
+
+      Isabelle_System.make_directory(platform_dir)
+      Isabelle_System.download_file(url, platform_exe, progress = progress)
+      File.set_executable(platform_exe, true)
+    }
+
+
+    /* settings */
+
+    component_dir.write_settings("""
+CVC5_HOME="$COMPONENT/${ISABELLE_WINDOWS_PLATFORM64:-${ISABELLE_APPLE_PLATFORM64:-$ISABELLE_PLATFORM64}}"
+CVC5_VERSION=""" + Bash.string(version) + """
+
+CVC5_SOLVER="$CVC5_HOME/cvc5"
+
+if [ -e "$CVC5_HOME" ]
+then
+  CVC5_INSTALLED="yes"
+fi
+""")
+
+
+    /* README */
+
+    File.write(component_dir.README,
+      """This distribution of cvc5 was assembled from the official downloads
+from """ + base_url + """ for 64bit macOS,
+Linux, and Windows. There is native support for macOS ARM64, but
+Linux ARM64 is missing.
+
+The oldest supported version of macOS is 10.14 Mojave.
+
+The downloaded files were renamed and made executable.
+
+
+        Makarius
+        """ + Date.Format.date(Date.now()) + "\n")
+
+
+    /* AUTHORS and COPYING */
+
+    // download "latest" versions as reasonable approximation
+    def raw_download(name: String): Unit =
+      Isabelle_System.download_file("https://raw.githubusercontent.com/cvc5/cvc5/main/" + name,
+        component_dir.path + Path.explode(name))
+
+    raw_download("AUTHORS")
+    raw_download("COPYING")
+  }
+
+
+  /* Isabelle tool wrapper */
+
+  val isabelle_tool =
+    Isabelle_Tool("component_cvc5", "build component for cvc5", Scala_Project.here,
+      { args =>
+        var target_dir = Path.current
+        var base_url = default_url
+        var version = default_version
+
+        val getopts = Getopts("""
+Usage: isabelle component_cvc5 [OPTIONS]
+
+  Options are:
+    -D DIR       target directory (default ".")
+    -U URL       download URL (default: """" + default_url + """")
+    -V VERSION   version (default: """" + default_version + """")
+
+  Build component for cvc5 solver.
+""",
+          "D:" -> (arg => target_dir = Path.explode(arg)),
+          "U:" -> (arg => base_url = arg),
+          "V:" -> (arg => version = arg))
+
+        val more_args = getopts(args)
+        if (more_args.nonEmpty) getopts.usage()
+
+        val progress = new Console_Progress()
+
+        build_cvc5(base_url = base_url, version = version, target_dir = target_dir,
+          progress = progress)
+      })
+}