Adding imagl recipe

recipes/imagl/all/conandata.yml

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+sources:
+  "0.1.0":
+    url: "https://gitlab-lepuy.iut-clermont.uca.fr/opengl/imagl/-/archive/v0.1.0/imagl-v0.1.0.tar.gz"
+    sha256: "9dcfba4c2efa8d44bf4cc9edd324794865dd6d6331467d3c69f5c5574db3844e"

recipes/imagl/all/conanfile.py

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+from conans import ConanFile, CMake, tools, errors
+
+class ImaglConan(ConanFile):
+    name = "imagl"
+    license = "GPL-3"
+    homepage = "https://github.com/Woazim/imaGL"
+    url = "https://github.com/conan-io/conan-center-index"
+    description = "A lightweight library to load image for OpenGL application. Directly compatible with glTexImage* functions. Tested on linux, macOS and Windows with gcc, clang and msvc."
+    topics = ("opengl", "texture", "image")
+    settings = "os", "compiler", "build_type", "arch"
+    options = {"shared": [True, False]}
+    default_options = {"shared": False}
+    generators = "cmake"
+    requires = [("libpng/1.6.37")]
+
+    def source(self):
+        tools.get(**self.conan_data["sources"][self.version])
+        # This small hack might be useful to guarantee proper /MT /MD linkage
+        # in MSVC if the packaged project doesn't have variables to set it
+        # properly
+        tools.replace_in_file(self.name + "-v" + self.version + "/CMakeLists.txt", "# conan insert",
+                              '''include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()''')
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.verbose = True
+        cmake.configure(source_folder=self.name + "-v" + self.version, defs={"STATIC_LIB": "OFF" if self.options.shared else "ON"})
+        cmake.build()
+        cmake.install()
+
+        # Explicit way:
+        # self.run('cmake %s/hello %s'
+        #          % (self.source_folder, cmake.command_line))
+        # self.run("cmake --build . %s" % cmake.build_config)
+
+    def package(self):
+        self.copy("*.h", dst="include", src=self.package_folder + "include")
+        self.copy("*.lib", dst="lib", keep_path=False)
+        self.copy("*.dll", dst="bin", keep_path=False)
+        self.copy("*.so", dst="lib", keep_path=False)
+        self.copy("*.dylib", dst="lib", keep_path=False)
+        self.copy("*.a", dst="lib", keep_path=False)
+        self.copy(self.name + "-v" + self.version + "/LICENSE", dst="licenses", keep_path=False)
+
+    def package_info(self):
+        debug_suffix = ""
+        static_suffix = ""
+        if self.settings.build_type == "Debug": debug_suffix = "d"
+        if not(self.options.shared): static_suffix = "s"
+        self.cpp_info.libs = ["imaGL{debug}{static}".format(debug = debug_suffix, static = static_suffix)]
+
+    def configure(self):
+        if (self.settings.compiler == "clang"
+                and tools.Version(self.settings.compiler.version) < "10.0.0"):
+            raise errors.ConanInvalidConfiguration("Library imaGL need clang 10+")
+        if (self.settings.compiler == "gcc"
+                and tools.Version(self.settings.compiler.version) < "9.0.0"):
+            raise errors.ConanInvalidConfiguration("Library imaGL need gcc 9+")
+        if (self.settings.compiler == "apple-clang"
+                and tools.Version(self.settings.compiler.version) < "11.0.3"):
+            raise errors.ConanInvalidConfiguration("Library imaGL need apple-clang 11.0.3+")
+        if (self.settings.compiler == "Visual Studio"
+                and tools.Version(self.settings.compiler.version) < "16.5"):
+            raise errors.ConanInvalidConfiguration("Library imaGL need Visual Studio 16.5+")
+

recipes/imagl/all/test_package/CMakeLists.txt

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+cmake_minimum_required(VERSION 3.1)
+project(PackageTest CXX)
+
+include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+conan_basic_setup()
+
+add_executable(example example.cpp)
+target_link_libraries(example ${CONAN_LIBS})
+
+if(STATIC_LIB)
+    add_compile_definitions(IMAGL_STATIC)
+endif()
+
+set_property(TARGET example PROPERTY CXX_STANDARD 20)
+set_property(TARGET example PROPERTY CXX_STANDARD_REQUIRED ON)
+
+# CTest is a testing tool that can be used to test your project.
+# enable_testing()
+# add_test(NAME example
+#          WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/bin
+#          COMMAND example)

recipes/imagl/all/test_package/conanfile.py

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+import os
+
+from conans import ConanFile, CMake, tools
+
+
+class ImaglTestConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    options = {"shared": [True, False]}
+    default_options = {"shared": False}
+    generators = "cmake"
+
+    def build(self):
+        cmake = CMake(self)
+        # Current dir is "test_package/build/<build_id>" and CMakeLists.txt is
+        # in "test_package"
+        cmake.configure(defs={"STATIC_LIB": "OFF" if self.options.shared else "ON"})
+        cmake.build()
+
+    def test(self):
+        if not tools.cross_building(self):
+            os.chdir("bin")
+            self.run(".%sexample" % os.sep)

recipes/imagl/all/test_package/example.cpp

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+#include <iostream>
+#include <imaGL/imaGL.h>
+
+int main() {
+    try {
+        imaGL::CImaGL img("notfound.png");
+    }
+    catch(...) {
+    }
+    std::cout << "It works!\n";
+    return 0;
+}

recipes/imagl/config.yml

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+versions:
+  "0.1.0":
+    folder: all