(#4858) [utf8.h] Add library and packages

* [utf8.h] Add library and packages

* no conan version limitation

* Apply suggestions from code review

Co-authored-by: SpaceIm <30052553+SpaceIm@users.noreply.github.com>

Co-authored-by: SpaceIm <30052553+SpaceIm@users.noreply.github.com>

recipes/utf8.h/all/conandata.yml

@@ -0,0 +1,4 @@
+sources:
+  "cci.20210310":
+    url: "https://github.com/sheredom/utf8.h/archive/ee5a7d4beb7755da13e4d4ec3eccfb65a0530456.tar.gz"
+    sha256: "d7c9ad480b640c76292a1c4b9735497fd635cb8828e95beabb7db91ea4cecf55"

recipes/utf8.h/all/conanfile.py

@@ -0,0 +1,29 @@
+import os
+import glob
+from conans import ConanFile, tools
+
+
+class Utf8HConan(ConanFile):
+    name = "utf8.h"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://github.com/sheredom/utf8.h"
+    description = "Single header utf8 string functions for C and C++"
+    topics = ("utf8", "unicode", "text")
+    license = "Unlicense"
+    no_copy_source = True
+
+    @property
+    def _source_subfolder(self):
+        return "source_subfolder"
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version])
+        extracted_dir = glob.glob("utf8.h-*")[0]
+        os.rename(extracted_dir, self._source_subfolder)
+
+    def package(self):
+        self.copy("utf8.h", dst="include", src=self._source_subfolder)
+        self.copy("LICENSE", dst="licenses", src=self._source_subfolder)
+
+    def package_id(self):
+        self.info.header_only()

recipes/utf8.h/all/test_package/CMakeLists.txt

@@ -0,0 +1,10 @@
+cmake_minimum_required(VERSION 3.1)
+project(test_package CXX)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+find_package(utf8.h REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.cpp)
+target_link_libraries(${PROJECT_NAME} utf8.h::utf8.h)

recipes/utf8.h/all/test_package/conanfile.py

@@ -0,0 +1,17 @@
+import os
+from conans import ConanFile, CMake, tools
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "cmake", "cmake_find_package_multi"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not tools.cross_building(self.settings):
+            bin_path = os.path.join("bin", "test_package")
+            self.run(bin_path, run_environment=True)

recipes/utf8.h/all/test_package/test_package.cpp

@@ -0,0 +1,13 @@
+#include "utf8.h"
+
+int main()
+{
+    const char ref[] = {'\xcf', '\xb4', '\xce', '\x98', '\xce',
+                        '\x98', '\xce', '\x98', '\0'};
+    char str[] = {'\xcf', '\xb4', '\xce', '\xb8', '\xce',
+                  '\x98', '\xcf', '\x91', '\0'};
+
+    int r = utf8ncasecmp(ref, str, 8);
+
+    return 0;
+}

recipes/utf8.h/config.yml

@@ -0,0 +1,3 @@
+versions:
+  "cci.20210310":
+    folder: all