[DO-971] ffmpeg recipe with requirements (!9)

Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>
Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/9

recipes/pulseaudio/meson/conandata.yml

@@ -0,0 +1,4 @@
+sources:
+  "17.0":
+    url: "https://www.freedesktop.org/software/pulseaudio/releases/pulseaudio-17.0.tar.xz"
+    sha256: "053794d6671a3e397d849e478a80b82a63cb9d8ca296bd35b73317bb5ceb87b5"

recipes/pulseaudio/meson/conanfile.py

@@ -0,0 +1,148 @@
+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.build import cross_building
+from conan.tools.env import VirtualBuildEnv, VirtualRunEnv
+from conan.tools.files import copy, get, rm, rmdir
+from conan.tools.gnu import PkgConfigDeps
+from conan.tools.meson import Meson, MesonToolchain
+from conan.tools.layout import basic_layout
+import os
+
+required_conan_version = ">=1.53.0"
+
+
+class PulseAudioConan(ConanFile):
+    name = "pulseaudio"
+    description = "PulseAudio is a sound system for POSIX OSes, meaning that it is a proxy for sound applications."
+    topics = ("sound", "audio", "sound-server")
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "http://pulseaudio.org/"
+    license = "LGPL-2.1"
+
+    package_type = "shared-library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "with_glib": [True, False],
+        "with_fftw": [True, False],
+        "with_x11": [True, False],
+        "with_openssl": [True, False],
+        "with_dbus": [True, False],
+    }
+    default_options = {
+        "with_glib": False,
+        "with_fftw": False,
+        "with_x11": True,
+        "with_openssl": True,
+        "with_dbus": False,
+    }
+
+    def config_options(self):
+        if self.settings.os not in ['Linux', 'FreeBSD']:
+            del self.options.with_x11
+
+    def configure(self):
+        self.settings.rm_safe("compiler.libcxx")
+        self.settings.rm_safe("compiler.cppstd")
+        if not self.options.with_dbus:
+            del self.options.with_fftw
+
+    def layout(self):
+        basic_layout(self, src_folder="src")
+
+    def requirements(self):
+        self.requires("libgettext/0.22")
+        self.requires("libiconv/1.17")
+        self.requires("libsndfile/1.2.2")
+        if self.options.with_glib:
+            self.requires("glib/2.78.1")
+        if self.options.get_safe("with_fftw"):
+            self.requires("fftw/3.3.10")
+        if self.options.get_safe("with_x11"):
+            self.requires("xorg/system")
+        if self.options.with_openssl:
+            self.requires("openssl/[>=1.1 <4]")
+        if self.options.with_dbus:
+            self.requires("dbus/1.15.8")
+
+    def validate(self):
+        if self.settings.os != "Linux":
+            raise ConanInvalidConfiguration(f"{self.ref} recipe is only compatible with Linux right now. Contributions are welcome.")
+
+        if self.options.get_safe("with_fftw"):
+            if not self.dependencies["fftw"].options.precision_single:
+                raise ConanInvalidConfiguration(
+                     "Pulse audio uses fftw single precision. "
+                     "Either set option -o fftw/*:precision_single=True or -o pulseaudio/*:with_fftw=False"
+                )
+
+    def build_requirements(self):
+        self.tool_requires("m4/1.4.19")
+        self.tool_requires("meson/1.3.2")
+        if not self.conf.get("tools.gnu:pkg_config", check_type=str):
+            self.tool_requires("pkgconf/2.1.0")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        env = VirtualBuildEnv(self)
+        env.generate()
+        if not cross_building(self):
+            env = VirtualRunEnv(self)
+            env.generate(scope="build")
+
+        tc = MesonToolchain(self)
+        tc.project_options['udevrulesdir']="${prefix}/bin/udev/rules.d"
+        tc.project_options['systemduserunitdir'] = os.path.join(self.build_folder, 'ignore')
+        for lib in ["x11", "openssl", "dbus", "glib", "fftw"]:
+            tc.project_options[lib] = "enabled" if self.options.get_safe(f"with_{lib}") else "disabled"
+        tc.project_options['database'] = 'simple'
+        tc.project_options['tests'] = False
+        tc.project_options['man'] = False
+        tc.project_options['doxygen'] = False
+        tc.project_options["daemon"] = False
+        tc.generate()
+        pkg = PkgConfigDeps(self)
+        pkg.generate()
+
+    def build(self):
+        meson = Meson(self)
+        meson.configure()
+        meson.build()
+
+    def package(self):
+        copy(self, "LICENSE", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
+        meson = Meson(self)
+        meson.install()
+        rmdir(self, os.path.join(self.package_folder, "etc"))
+        rmdir(self, os.path.join(self.package_folder, "share"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "cmake"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
+        rm(self, "*.la", os.path.join(self.package_folder, "lib"), recursive=True)
+
+    def package_info(self):
+        self.cpp_info.components["pulse"].set_property("pkg_config_name", "libpulse")
+        self.cpp_info.components["pulse"].libs = ["pulse", f"pulsecommon-{self.version}"]
+        self.cpp_info.components["pulse"].libdirs.append(os.path.join("lib", "pulseaudio"))
+        self.cpp_info.components["pulse"].requires = ["libiconv::libiconv", "libsndfile::libsndfile", "libgettext::libgettext"]
+        if self.options.get_safe("with_fftw"):
+            self.cpp_info.components["pulse"].requires.append("fftw::fftw")
+        if self.options.get_safe("with_x11"):
+            self.cpp_info.components["pulse"].requires.append("xorg::xorg")
+        if self.options.with_openssl:
+            self.cpp_info.components["pulse"].requires.append("openssl::openssl")
+        if self.options.with_dbus:
+            self.cpp_info.components["pulse"].requires.append("dbus::dbus")
+
+        self.cpp_info.components["pulse-simple"].set_property("pkg_config_name", "libpulse-simple")
+        self.cpp_info.components["pulse-simple"].libs = ["pulse-simple"]
+        self.cpp_info.components["pulse-simple"].defines.append("_REENTRANT")
+        self.cpp_info.components["pulse-simple"].requires = ["pulse"]
+
+        if self.options.with_glib:
+            self.cpp_info.components["pulse-mainloop-glib"].set_property("pkg_config_name", "libpulse-mainloop-glib")
+            self.cpp_info.components["pulse-mainloop-glib"].libs = ["pulse-mainloop-glib"]
+            self.cpp_info.components["pulse-mainloop-glib"].defines.append("_REENTRANT")
+            self.cpp_info.components["pulse-mainloop-glib"].requires = ["pulse", "glib::glib-2.0"]
+
+        # FIXME: add cmake generators when conan can generate PULSEAUDIO_INCLUDE_DIR PULSEAUDIO_LIBRARY vars

recipes/pulseaudio/meson/test_package/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.1)
+project(test_package LANGUAGES C)
+
+find_package(pulseaudio REQUIRED CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.c)
+target_link_libraries(${PROJECT_NAME} PRIVATE pulseaudio::pulseaudio)

recipes/pulseaudio/meson/test_package/conanfile.py

@@ -0,0 +1,26 @@
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import CMake, cmake_layout
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeToolchain", "CMakeDeps", "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.bindirs[0], "test_package")
+            self.run(bin_path, env="conanrun")

recipes/pulseaudio/meson/test_package/test_package.c

@@ -0,0 +1,8 @@
+#include <stdio.h>
+#include <pulse/pulseaudio.h>
+
+int main()
+{
+    printf("pulse audio verions %s\n", pa_get_library_version());
+    return 0;
+}