Add lesson18 files

.github/workflows/tests.yml

@@ -24,7 +24,7 @@ jobs:
       options: --user 0:0
     strategy:
       matrix:
-        lesson: [1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 14, 15, 16]
+        lesson: [1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 14, 15, 16, 18]
     env:
       CONAN_HOME: ${{ github.workspace }}/.conan_home_${{ matrix.lesson }}
 
@@ -46,7 +46,7 @@ jobs:
     runs-on: macos-latest
     strategy:
       matrix:
-        lesson: [1, 2, 3, 4, 6, 8, 9, 10, 12, 14, 15, 16]
+        lesson: [1, 2, 3, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18]
     env:
       CONAN_HOME: ${{ github.workspace }}/.conan_home_${{ matrix.lesson }}
 
@@ -68,7 +68,7 @@ jobs:
     runs-on: windows-latest
     strategy:
       matrix:
-        lesson: [1, 2, 3, 4, 6, 8, 9, 10, 12, 14, 15, 16]
+        lesson: [1, 2, 3, 4, 6, 8, 9, 10, 12, 14, 15, 16, 18]
     env:
       CONAN_HOME: ${{ github.workspace }}/.conan_home_${{ matrix.lesson }}
 

lesson18/hello/CMakeLists.txt

@@ -0,0 +1,12 @@
+cmake_minimum_required(VERSION 3.15)
+project(hello CXX)
+
+add_library(hello src/hello.cpp)
+target_include_directories(hello PUBLIC include)
+
+set_target_properties(hello PROPERTIES PUBLIC_HEADER "include/hello.h")
+
+find_package(fmt)
+target_link_libraries(hello fmt::fmt)
+
+install(TARGETS hello)

lesson18/hello/conanfile.py

@@ -0,0 +1,52 @@
+from conan import ConanFile
+from conan.tools.cmake import CMakeToolchain, CMake, cmake_layout, CMakeDeps
+
+
+class helloRecipe(ConanFile):
+    name = "hello"
+    version = "1.0"
+    package_type = "library"
+
+    # Binary configuration
+    settings = "os", "compiler", "build_type", "arch"
+
+    options = {"shared": [True, False], 
+               "fPIC": [True, False]}
+
+    default_options = {"shared": False, 
+                       "fPIC": True}
+
+    # Sources are located in the same place as this recipe, copy them to the recipe
+    exports_sources = "CMakeLists.txt", "src/*", "include/*"
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            self.options.rm_safe("fPIC")
+
+    def configure(self):
+        if self.options.shared:
+            self.options.rm_safe("fPIC")
+
+    def layout(self):
+        cmake_layout(self)
+
+    def requirements(self):
+        self.requires("fmt/11.2.0")
+
+    def generate(self):
+        deps = CMakeDeps(self)
+        deps.generate()
+        tc = CMakeToolchain(self)
+        tc.generate()
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def package(self):
+        cmake = CMake(self)
+        cmake.install()
+
+    def package_info(self):
+        self.cpp_info.libs = ["hello"]

lesson18/hello/include/hello.h

@@ -0,0 +1,9 @@
+#pragma once
+
+#ifdef _WIN32
+  #define HELLO_EXPORT __declspec(dllexport)
+#else
+  #define HELLO_EXPORT
+#endif
+
+HELLO_EXPORT void hello();

lesson18/hello/src/hello.cpp

@@ -0,0 +1,9 @@
+#include <iostream>
+#include "hello.h"
+
+#include <fmt/color.h>
+
+void hello() {
+    fmt::print(fg(fmt::color::crimson) | fmt::emphasis::bold, 
+                "hello/1.0: Hello World! (with color!)\n");
+}

lesson18/hello/test_package/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.15)
+project(PackageTest CXX)
+
+find_package(hello CONFIG REQUIRED)
+
+add_executable(example src/example.cpp)
+target_link_libraries(example hello::hello)

lesson18/hello/test_package/conanfile.py

@@ -0,0 +1,26 @@
+import os
+
+from conan import ConanFile
+from conan.tools.cmake import CMake, cmake_layout
+from conan.tools.build import can_run
+
+
+class helloTestConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+    generators = "CMakeDeps", "CMakeToolchain"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def layout(self):
+        cmake_layout(self)
+
+    def test(self):
+        if can_run(self):
+            cmd = os.path.join(self.cpp.build.bindir, "example")
+            self.run(cmd, env="conanrun")

lesson18/hello/test_package/src/example.cpp

@@ -0,0 +1,6 @@
+#include "hello.h"
+
+
+int main() {
+    hello();
+}

lesson18/say/CMakeLists.txt

@@ -0,0 +1,9 @@
+cmake_minimum_required(VERSION 3.15)
+project(say CXX)
+
+add_executable(say src/say.cpp)
+
+find_package(hello REQUIRED CONFIG)
+target_link_libraries(say hello::hello)
+
+install(TARGETS say)

lesson18/say/conanfile.py

@@ -0,0 +1,39 @@
+from conan import ConanFile
+from conan.tools.cmake import CMakeToolchain, CMake, cmake_layout, CMakeDeps
+
+
+class sayRecipe(ConanFile):
+    name = "say"
+    version = "1.0"
+    package_type = "application"
+
+    # Binary configuration
+    settings = "os", "compiler", "build_type", "arch"
+
+    # Sources are located in the same place as this recipe, copy them to the recipe
+    exports_sources = "CMakeLists.txt", "src/*", "include/*"
+
+    def layout(self):
+        cmake_layout(self)
+
+    def requirements(self):
+        self.requires("hello/1.0")
+
+    def generate(self):
+        deps = CMakeDeps(self)
+        deps.generate()
+        tc = CMakeToolchain(self)
+        tc.generate()
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def package(self):
+        cmake = CMake(self)
+        cmake.install()
+
+    def package_info(self):
+        self.cpp_info.libs = []
+        self.cpp_info.libdirs = []

lesson18/say/src/say.cpp

@@ -0,0 +1,8 @@
+#include <iostream>
+
+#include "hello.h"
+
+int main() {
+    std::cout << "We say: ";
+    hello();
+}

lesson18/say/test_package/conanfile.py

@@ -0,0 +1,17 @@
+from conan import ConanFile
+from conan.tools.build import can_run
+from conan.tools.layout import basic_layout
+
+class helloTestConan(ConanFile):
+    settings = "os", "compiler", "build_type", "arch"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def layout(self):
+        basic_layout(self)
+
+    def test(self):
+        if can_run(self):
+            extension = ".exe" if self.settings.os == "Windows" else ""
+            self.run(f"say{extension}", env="conanrun")

lesson18/test.ps1

@@ -0,0 +1,21 @@
+$ErrorActionPreference = 'Stop'
+
+# Add hello package to editable mode
+conan editable add hello
+
+cd say
+
+# Try to build src
+conan build . --build=missing --build=editable
+
+# It built successfully and we can run it
+./build/Release/say.exe
+
+cd ..
+
+# And now ensure the usual workflow still works
+conan editable remove hello
+
+conan create hello --build=missing
+
+conan create say

lesson18/test.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+set -e
+
+# Add hello package to editable mode
+conan editable add hello
+
+cd say
+
+# Try to build src
+conan build . --build=missing --build=editable
+
+# It built successfully and we can run it
+./build/Release/say
+
+cd ..
+
+# And now ensure the usual workflow still works
+conan editable remove hello
+
+conan create hello --build=missing
+
+conan create say