Squashed 'libs/cli11/' content from commit dcbcb47

git-subtree-dir: libs/cli11
git-subtree-split: dcbcb4721dda5dab0a56d9faaaee50e6a30f7758

conanfile.py

@@ -0,0 +1,49 @@
+from conans import ConanFile, CMake
+from conans.tools import load, cross_building
+import re
+
+
+def get_version():
+    try:
+        content = load("include/CLI/Version.hpp")
+        version = re.search(r'#define CLI11_VERSION "(.*)"', content).group(1)
+        return version
+    except Exception:
+        return None
+
+
+class CLI11Conan(ConanFile):
+    name = "CLI11"
+    version = get_version()
+    description = "Command Line Interface toolkit for C++11"
+    topics = ("cli", "c++11", "parser", "cli11")
+    url = "https://github.com/CLIUtils/CLI11"
+    homepage = "https://github.com/CLIUtils/CLI11"
+    author = "Henry Schreiner <hschrein@cern.ch>"
+    license = "BSD-3-Clause"
+
+    settings = "os", "compiler", "arch", "build_type"
+    exports_sources = (
+        "LICENSE",
+        "README.md",
+        "include/*",
+        "src/*",
+        "extern/*",
+        "cmake/*",
+        "CMakeLists.txt",
+        "CLI11.CPack.Description.txt",
+        "tests/*",
+    )
+
+    def build(self):  # this is not building a library, just tests
+        cmake = CMake(self)
+        cmake.definitions["CLI11_EXAMPLES"] = "OFF"
+        cmake.definitions["CLI11_SINGLE_FILE"] = "OFF"
+        cmake.configure()
+        cmake.build()
+        if not cross_building(self.settings):
+            cmake.test()
+        cmake.install()
+
+    def package_id(self):
+        self.info.header_only()