[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/libcap/all/conandata.yml

@@ -0,0 +1,122 @@
+sources:
+  "2.70":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.70.tar.xz"
+    sha256: "23a6ef8aadaf1e3e875f633bb2d116cfef8952dba7bc7c569b13458e1952b30f"
+  "2.69":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.69.tar.xz"
+    sha256: "f311f8f3dad84699d0566d1d6f7ec943a9298b28f714cae3c931dfd57492d7eb"
+  "2.68":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.68.tar.xz"
+    sha256: "90be3b6d41be5f81ae4b03ec76012b0d27c829293684f6c05b65d5f9cce724b2"
+  "2.66":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.66.tar.xz"
+    sha256: "15c40ededb3003d70a283fe587a36b7d19c8b3b554e33f86129c059a4bb466b2"
+  "2.65":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.65.tar.xz"
+    sha256: "73e350020cc31fe15360879d19384ffa3395a825f065fcf6bda3a5cdf965bebd"
+  "2.62":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.62.tar.xz"
+    sha256: "190c5baac9bee06a129eae20d3e827de62f664fe3507f0bf6c50a9a59fbd83a2"
+  "2.58":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.58.tar.xz"
+    sha256: "41399a7d77497d348d20475dc9b2046f53e6b9755bf858ec78cc235101a11d4b"
+  "2.57":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.57.tar.xz"
+    sha256: "750221e347689e779a0ce2b22746ee9987d229712da934acb81b2d280684b7ab"
+  "2.50":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.50.tar.xz"
+    sha256: "47a57b8bd238b84c93c921a9b4ff82337551dbcb0cca071316aadf3e23b19261"
+  "2.48":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.48.tar.xz"
+    sha256: "4de9590ee09a87c282d558737ffb5b6175ccbfd26d580add10df44d0f047f6c2"
+  "2.46":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.46.tar.xz"
+    sha256: "4ed3d11413fa6c9667e49f819808fbb581cd8864b839f87d7c2a02c70f21d8b4"
+  "2.45":
+    url: "https://nexus.avroid.tech/repository/all-raw-proxy-kernel_org/pub/linux/libs/security/linux-privs/libcap2/libcap-2.45.tar.xz"
+    sha256: "d66639f765c0e10557666b00f519caf0bd07a95f867dddaee131cd284fac3286"
+patches:
+  "2.70":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.69":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.68":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.66":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.65":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.62":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.58":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.57":
+    - patch_file: "patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.50":
+    - patch_file: "patches/2.45/0001-Make.Rules-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.45/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.48":
+    - patch_file: "patches/2.45/0001-Make.Rules-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.45/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.46":
+    - patch_file: "patches/2.45/0001-Make.Rules-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.45/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"
+  "2.45":
+    - patch_file: "patches/2.45/0001-Make.Rules-Remove-hardcoded-fPIC.patch"
+      patch_description: "allow to configure fPIC option from conan recipe"
+      patch_type: "conan"
+    - patch_file: "patches/2.45/0002-Make.Rules-Make-compile-tools-configurable.patch"
+      patch_description: "allow to override compiler via environment variables"
+      patch_type: "conan"

recipes/libcap/all/conanfile.py

@@ -0,0 +1,104 @@
+import os
+
+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.build import cross_building
+from conan.tools.files import apply_conandata_patches, copy, chdir, export_conandata_patches, get, rmdir
+from conan.tools.gnu import Autotools, AutotoolsToolchain
+from conan.tools.layout import basic_layout
+
+required_conan_version = ">=1.53.0"
+
+
+class LibcapConan(ConanFile):
+    name = "libcap"
+    license = ("GPL-2.0-only", "BSD-3-Clause")
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://git.kernel.org/pub/scm/libs/libcap/libcap.git"
+    description = "This is a library for getting and setting POSIX.1e" \
+                  " (formerly POSIX 6) draft 15 capabilities"
+    topics = ("capabilities")
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "psx_syscals": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+        "psx_syscals": False,
+    }
+
+    def export_sources(self):
+        export_conandata_patches(self)
+
+    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):
+        basic_layout(self, src_folder="src")
+
+    def validate(self):
+        if self.settings.os != "Linux":
+            raise ConanInvalidConfiguration(f"{self.name} only supports Linux")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        tc = AutotoolsToolchain(self)
+        tc.fpic = self.options.get_safe("fPIC", True)
+        env = tc.environment()
+        env.define("SHARED", "yes" if self.options.shared else "no")
+        env.define("PTHREADS", "yes" if self.options.psx_syscals else "no")
+        env.define("DESTDIR", self.package_folder)
+        env.define("prefix", "/")
+        env.define("lib", "lib")
+
+        if cross_building(self):
+            # libcap needs to run an executable that is compiled from sources
+            # during the build - so it needs a native compiler (it doesn't matter which)
+            # Assume the `cc` command points to a working C compiler
+            env.define("BUILD_CC", "cc")
+
+        tc.generate(env)
+
+    def build(self):
+        apply_conandata_patches(self)
+
+        autotools = Autotools(self)
+        with chdir(self, os.path.join(self.source_folder, "libcap")):
+            autotools.make()
+
+    def package(self):
+        copy(self, "License", self.source_folder, os.path.join(self.package_folder, "licenses"))
+
+        autotools = Autotools(self)
+        with chdir(self, os.path.join(self.source_folder, "libcap")):
+            autotools.make(target="install-common-cap")
+            install_cap = ("install-shared-cap" if self.options.shared
+                           else "install-static-cap")
+            autotools.make(target=install_cap)
+
+            if self.options.psx_syscals:
+                autotools.make(target="install-common-psx")
+                install_psx = ("install-shared-psx" if self.options.shared
+                               else "install-static-psx")
+                autotools.make(target=install_psx)
+
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
+
+    def package_info(self):
+        self.cpp_info.components["cap"].set_property("pkg_config_name", "libcap")
+        self.cpp_info.components["cap"].libs = ["cap"]
+        if self.options.psx_syscals:
+            self.cpp_info.components["psx"].set_property("pkg_config_name", "libpsx")
+            self.cpp_info.components["psx"].libs = ["psx"]
+            self.cpp_info.components["psx"].system_libs = ["pthread"]
+            self.cpp_info.components["psx"].exelinkflags = ["-Wl,-wrap,pthread_create"]
+            # trick to avoid conflicts with cap component
+            self.cpp_info.set_property("pkg_config_name", "libcap-do-not-use")

recipes/libcap/all/patches/2.45/0001-Make.Rules-Remove-hardcoded-fPIC.patch

@@ -0,0 +1,26 @@
+From bb2c4e80928e8221a31c3631f5a802c7b022aebd Mon Sep 17 00:00:00 2001
+From: Sergey Bobrenok <bobrofon@gmail.com>
+Date: Sun, 29 Aug 2021 12:02:23 +0300
+Subject: [PATCH 1/2] Make.Rules: Remove hardcoded -fPIC
+
+Signed-off-by: Sergey Bobrenok <bobrofon@gmail.com>
+---
+ Make.Rules | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Make.Rules b/Make.Rules
+index cc6f95b..91099c6 100644
+--- a/Make.Rules
++++ b/Make.Rules
+@@ -52,7 +52,7 @@ GOMAJOR=0
+ # Compilation specifics
+ 
+ KERNEL_HEADERS := $(topdir)/libcap/include/uapi
+-IPATH += -fPIC -I$(KERNEL_HEADERS) -I$(topdir)/libcap/include
++IPATH += -I$(KERNEL_HEADERS) -I$(topdir)/libcap/include
+ 
+ CC := $(CROSS_COMPILE)gcc
+ DEFINES := -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
+-- 
+2.31.1
+

recipes/libcap/all/patches/2.45/0002-Make.Rules-Make-compile-tools-configurable.patch

@@ -0,0 +1,36 @@
+From 76e637ad20faa811f4091a8a08af4b29c528697b Mon Sep 17 00:00:00 2001
+From: Sergey Bobrenok <bobrofon@gmail.com>
+Date: Sun, 29 Aug 2021 12:06:18 +0300
+Subject: [PATCH 2/2] Make.Rules: Make compile tools configurable
+
+Signed-off-by: Sergey Bobrenok <bobrofon@gmail.com>
+---
+ Make.Rules | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/Make.Rules b/Make.Rules
+index 91099c6..cd25495 100644
+--- a/Make.Rules
++++ b/Make.Rules
+@@ -54,15 +54,15 @@ GOMAJOR=0
+ KERNEL_HEADERS := $(topdir)/libcap/include/uapi
+ IPATH += -I$(KERNEL_HEADERS) -I$(topdir)/libcap/include
+ 
+-CC := $(CROSS_COMPILE)gcc
++CC ?= $(CROSS_COMPILE)gcc
+ DEFINES := -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
+ COPTS ?= -O2
+ CFLAGS ?= $(COPTS) $(DEFINES)
+ BUILD_CC ?= $(CC)
+ BUILD_COPTS ?= -O2
+ BUILD_CFLAGS ?= $(BUILD_COPTS) $(DEFINES) $(IPATH)
+-AR := $(CROSS_COMPILE)ar
+-RANLIB := $(CROSS_COMPILE)ranlib
++AR ?= $(CROSS_COMPILE)ar
++RANLIB ?= $(CROSS_COMPILE)ranlib
+ DEBUG = -g #-DDEBUG
+ WARNINGS=-Wall -Wwrite-strings \
+         -Wpointer-arith -Wcast-qual -Wcast-align \
+-- 
+2.31.1
+

recipes/libcap/all/patches/2.57/0001-libcap-Remove-hardcoded-fPIC.patch

@@ -0,0 +1,27 @@
+From b70454fccba1816b14d50813b1715e9a50d7cca0 Mon Sep 17 00:00:00 2001
+From: Sergey Bobrenok <bobrofon@gmail.com>
+Date: Sat, 11 Sep 2021 20:39:49 +0300
+Subject: [PATCH 1/2] libcap: Remove hardcoded -fPIC
+
+Signed-off-by: Sergey Bobrenok <bobrofon@gmail.com>
+---
+ libcap/Makefile | 3 ---
+ 1 file changed, 3 deletions(-)
+
+diff --git a/libcap/Makefile b/libcap/Makefile
+index 7706063..1b52eb9 100644
+--- a/libcap/Makefile
++++ b/libcap/Makefile
+@@ -18,9 +18,6 @@ CAPMAGICOBJ=cap_magic.o
+ PSXFILES=../psx/psx
+ PSXMAGICOBJ=psx_magic.o
+ 
+-# Always build libcap sources this way:
+-CFLAGS += -fPIC
+-
+ # The linker magic needed to build a dynamic library as independently
+ # executable
+ MAGIC=-Wl,-e,__so_start
+-- 
+2.31.1
+

recipes/libcap/all/patches/2.57/0002-Make.Rules-Make-compile-tools-configurable.patch

@@ -0,0 +1,33 @@
+From a38f5a330d65cc877fcc1da02836526d11ead4f0 Mon Sep 17 00:00:00 2001
+From: Sergey Bobrenok <bobrofon@gmail.com>
+Date: Sat, 11 Sep 2021 20:44:07 +0300
+Subject: [PATCH 2/2] Make.Rules: Make compile tools configurable
+
+Signed-off-by: Sergey Bobrenok <bobrofon@gmail.com>
+---
+ Make.Rules | 8 ++++----
+ 1 file changed, 4 insertions(+), 4 deletions(-)
+
+diff --git a/Make.Rules b/Make.Rules
+index 00f2a03..34831ae 100644
+--- a/Make.Rules
++++ b/Make.Rules
+@@ -66,11 +66,11 @@ DEFINES := -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
+ SYSTEM_HEADERS = /usr/include
+ 
+ SUDO := sudo
+-CC := $(CROSS_COMPILE)gcc
++CC ?= $(CROSS_COMPILE)gcc
+ LD := $(CC) -Wl,-x -shared
+-AR := $(CROSS_COMPILE)ar
+-RANLIB := $(CROSS_COMPILE)ranlib
+-OBJCOPY := $(CROSS_COMPILE)objcopy
++AR ?= $(CROSS_COMPILE)ar
++RANLIB ?= $(CROSS_COMPILE)ranlib
++OBJCOPY ?= $(CROSS_COMPILE)objcopy
+ 
+ # Reference:
+ #   CPPFLAGS used for building .o files from .c & .h files
+-- 
+2.31.1
+

recipes/libcap/all/test_package/CMakeLists.txt

@@ -0,0 +1,8 @@
+cmake_minimum_required(VERSION 3.1)
+project(test_package LANGUAGES C)
+
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(CAP REQUIRED IMPORTED_TARGET libcap)
+
+add_executable(${PROJECT_NAME} test_package.c)
+target_link_libraries(${PROJECT_NAME} PRIVATE PkgConfig::CAP)

recipes/libcap/all/test_package/conanfile.py

@@ -0,0 +1,30 @@
+import os
+
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.cmake import CMake, cmake_layout
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeToolchain", "PkgConfigDeps", "VirtualBuildEnv", "VirtualRunEnv"
+    test_type = "explicit"
+
+    def layout(self):
+        cmake_layout(self)
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def build_requirements(self):
+        self.tool_requires("pkgconf/[>=2.0.3]")
+
+    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/libcap/all/test_package/test_package.c

@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <sys/capability.h>
+
+int main(void) {
+    puts("Allocate cap state");
+    cap_t cap = cap_get_proc();
+    if (!cap) {
+        puts("Failed");
+        return EXIT_FAILURE;
+    }
+    puts("Success");
+    cap_free(cap);
+}