Initial commit

lodepng/all/conanfile.py

@@ -0,0 +1,68 @@
+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
+from conan.tools.files import copy, get
+from conan.tools.microsoft import is_msvc, is_msvc_static_runtime
+import os
+
+required_conan_version = ">=1.53.0"
+
+
+class LodepngConan(ConanFile):
+    name = "lodepng"
+    description = "PNG encoder and decoder in C and C++, without dependencies."
+    license = "Zlib"
+    topics = ("png", "encoder", "decoder")
+    homepage = "https://github.com/lvandeve/lodepng"
+    url = "https://github.com/conan-io/conan-center-index"
+
+    package_type = "library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+    }
+
+    exports_sources = "CMakeLists.txt"
+
+    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")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def validate(self):
+        if self.options.shared and is_msvc(self) and is_msvc_static_runtime(self):
+            raise ConanInvalidConfiguration("lodepng shared doesn't support Visual Studio with static runtime")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        tc = CMakeToolchain(self)
+        tc.variables["LODEPNG_SRC_DIR"] = self.source_folder.replace("\\", "/")
+        tc.generate()
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure(build_script_folder=os.path.join(self.source_folder, os.pardir))
+        cmake.build()
+
+    def package(self):
+        copy(self, "LICENSE", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
+        cmake = CMake(self)
+        cmake.install()
+
+    def package_info(self):
+        self.cpp_info.libs = ["lodepng"]
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.system_libs.append("m")