yajl: initial onboarding (v2.1.0)

recipes/yajl/all/conandata.yml

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+sources:
+  "2.1.0":
+    url: "https://github.com/lloyd/yajl/archive/refs/tags/2.1.0.tar.gz"
+    sha256: "3fb73364a5a30efe615046d07e6db9d09fd2b41c763c5f7d3bfb121cd5c5ac5a"

recipes/yajl/all/conanfile.py

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+from conan import ConanFile
+from conan.tools.files import apply_conandata_patches, export_conandata_patches, get, copy, rmdir, rm, rename
+from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
+import os
+
+required_conan_version = ">=1.53.0"
+
+
+class YAJLConan(ConanFile):
+    name = "yajl"
+    description = "A fast streaming JSON parsing library in C"
+    license = "ISC"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://github.com/lloyd/yajl"
+    topics = ("json", "encoding", "decoding", "manipulation")
+    package_type = "library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+    }
+
+    def export_sources(self):
+        export_conandata_patches(self)
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if self.options.shared:
+            self.options.rm_safe("fPIC")
+        self.settings.rm_safe("compiler.libcxx")
+        self.settings.rm_safe("compiler.cppstd")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], destination=self.source_folder, strip_root=True)
+
+    def generate(self):
+        tc = CMakeToolchain(self)
+        tc.generate()
+
+    def build(self):
+        apply_conandata_patches(self)
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def package(self):
+        copy(self, pattern="COPYING", dst=os.path.join(self.package_folder, "licenses"), src=self.source_folder)
+        cmake = CMake(self)
+        cmake.install()
+
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "cmake"))
+        rmdir(self, os.path.join(self.package_folder, "share"))
+        rm(self, "*.la", os.path.join(self.package_folder, "lib"))
+        rm(self, "*.pdb", os.path.join(self.package_folder, "lib"))
+        rm(self, "*.pdb", os.path.join(self.package_folder, "bin"))
+
+        # We need to move the dll from lib to bin in order for it to be found later
+        if self.settings.os == "Windows":
+            rename(self, os.path.join(self.package_folder, "lib", "yajl.dll"), os.path.join(self.package_folder, "bin", "yajl.dll"))
+
+    def package_info(self):
+        self.cpp_info.libs = ["yajl"]
+
+        self.cpp_info.set_property("cmake_file_name", "yajl")
+        self.cpp_info.set_property("cmake_target_name", "yajl::yajl")
+        self.cpp_info.set_property("pkg_config_name", "yajl")
+
+        if self.options.shared:
+            self.cpp_info.libs = ["yajl"]
+        else:
+            self.cpp_info.libs = ["yajl_s"]
+
+        # TODO: to remove in conan v2 once cmake_find_package_* generators removed
+        self.cpp_info.filenames["cmake_find_package"] = "YAJL"
+        self.cpp_info.filenames["cmake_find_package_multi"] = "yajl"
+        self.cpp_info.names["cmake_find_package"] = "YAJL"
+        self.cpp_info.names["cmake_find_package_multi"] = "yajl"

recipes/yajl/all/test_package/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.15)
+
+project(test_package C)
+
+find_package(yajl REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.c)
+target_link_libraries(${PROJECT_NAME} PRIVATE yajl::yajl)

recipes/yajl/all/test_package/conanfile.py

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+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import cmake_layout, CMake
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeDeps", "CMakeToolchain", "VirtualRunEnv"
+    test_type = "explicit"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def layout(self):
+        cmake_layout(self)
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if can_run(self):
+            bin_path = os.path.join(self.cpp.build.bindir, "test_package")
+            self.run(bin_path, env="conanrun")

recipes/yajl/all/test_package/test_package.c

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+#include <yajl/yajl_gen.h>
+#include <yajl/yajl_version.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#define CHK(x) if (x != yajl_gen_status_ok) return 1;
+
+int main(void) {
+  printf("Welcome to YAJL v%d.%d.%d!", YAJL_MAJOR, YAJL_MINOR, YAJL_MICRO);
+  yajl_gen yg;
+  yajl_gen_status s;
+
+  yg = yajl_gen_alloc(NULL);
+  CHK(yajl_gen_map_open(yg));
+  CHK(yajl_gen_map_close(yg));
+  s = yajl_gen_map_close(yg);
+
+  return yajl_gen_generation_complete == s ? EXIT_SUCCESS : EXIT_FAILURE;
+}

recipes/yajl/all/test_v1_package/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.15)
+project(test_package)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup(TARGETS)
+
+add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/../test_package/
+                 ${CMAKE_CURRENT_BINARY_DIR}/test_package/)

recipes/yajl/all/test_v1_package/conanfile.py

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+from conans import ConanFile, CMake
+from conan.tools.build import cross_building
+import os
+
+
+# legacy validation with Conan 1.x
+class TestPackageV1Conan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "cmake", "cmake_find_package_multi"
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not cross_building(self):
+            bin_path = os.path.join("bin", "test_package")
+            self.run(bin_path, run_environment=True)

recipes/yajl/config.yml

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+versions:
+  "2.1.0":
+    folder: all