Place build & build_external commands into separate files

1 files changed, 130 insertions, 0 deletions

diff --git a/toolsrc/src/commands_build.cpp b/toolsrc/src/commands_build.cpp
new file mode 100644
index 000000000..9f37e25f9
--- /dev/null
+++ b/toolsrc/src/commands_build.cpp
@@ -0,0 +1,130 @@
+#include "vcpkg_Commands.h"
+#include "StatusParagraphs.h"
+#include "vcpkg.h"
+#include "vcpkg_Input.h"
+#include "post_build_lint.h"
+#include "vcpkg_Dependencies.h"
+#include "vcpkg_System.h"
+#include "vcpkg_Environment.h"
+#include "metrics.h"
+#include "vcpkg_info.h"
+#include <fstream>
+
+namespace vcpkg
+{
+    using Dependencies::package_spec_with_install_plan;
+    using Dependencies::install_plan_type;
+
+    static const std::string OPTION_CHECKS_ONLY = "--checks-only";
+
+    static void create_binary_control_file(const vcpkg_paths& paths, const SourceParagraph& source_paragraph, const triplet& target_triplet)
+    {
+        const BinaryParagraph bpgh = BinaryParagraph(source_paragraph, target_triplet);
+        const fs::path binary_control_file = paths.packages / bpgh.dir() / "CONTROL";
+        std::ofstream(binary_control_file) << bpgh;
+    }
+
+    namespace Commands::details
+    {
+        void build_internal(const SourceParagraph& source_paragraph, const package_spec& spec, const vcpkg_paths& paths, const fs::path& port_dir)
+        {
+            Checks::check_exit(spec.name() == source_paragraph.name, "inconsistent arguments to build_internal()");
+            const triplet& target_triplet = spec.target_triplet();
+
+            const fs::path ports_cmake_script_path = paths.ports_cmake;
+            const std::wstring command = Strings::wformat(LR"("%%VS140COMNTOOLS%%..\..\VC\vcvarsall.bat" %s && cmake -DCMD=BUILD -DPORT=%s -DTARGET_TRIPLET=%s "-DCURRENT_PORT_DIR=%s/." -P "%s")",
+                Strings::utf8_to_utf16(target_triplet.architecture()),
+                Strings::utf8_to_utf16(source_paragraph.name),
+                Strings::utf8_to_utf16(target_triplet.canonical_name()),
+                port_dir.generic_wstring(),
+                ports_cmake_script_path.generic_wstring());
+
+            System::Stopwatch2 timer;
+            timer.start();
+            int return_code = System::cmd_execute(command);
+            timer.stop();
+            TrackMetric("buildtimeus-" + to_string(spec), timer.microseconds());
+
+            if (return_code != 0)
+            {
+                System::println(System::color::error, "Error: building package %s failed", to_string(spec));
+                System::println("Please ensure sure you're using the latest portfiles with `vcpkg update`, then\n"
+                    "submit an issue at https://github.com/Microsoft/vcpkg/issues including:\n"
+                    "  Package: %s\n"
+                    "  Vcpkg version: %s\n"
+                    "\n"
+                    "Additionally, attach any relevant sections from the log files above."
+                    , to_string(spec), Info::version());
+                TrackProperty("error", "build failed");
+                TrackProperty("build_error", to_string(spec));
+                exit(EXIT_FAILURE);
+            }
+
+            PostBuildLint::perform_all_checks(spec, paths);
+
+            create_binary_control_file(paths, source_paragraph, target_triplet);
+
+            // const fs::path port_buildtrees_dir = paths.buildtrees / spec.name;
+            // delete_directory(port_buildtrees_dir);
+        }
+    }
+    void build_command(const vcpkg_cmd_arguments& args, const vcpkg_paths& paths, const triplet& default_target_triplet)
+    {
+        static const std::string example = create_example_string("build zlib:x64-windows");
+
+        // Installing multiple packages leads to unintuitive behavior if one of them depends on another.
+        // Allowing only 1 package for now.
+
+        args.check_exact_arg_count(1, example);
+
+        StatusParagraphs status_db = database_load_check(paths);
+
+        const package_spec spec = Input::check_and_get_package_spec(args.command_arguments.at(0), default_target_triplet, example);
+        Input::check_triplet(spec.target_triplet(), paths);
+
+        const std::unordered_set<std::string> options = args.check_and_get_optional_command_arguments({OPTION_CHECKS_ONLY});
+        if (options.find(OPTION_CHECKS_ONLY) != options.end())
+        {
+            PostBuildLint::perform_all_checks(spec, paths);
+            exit(EXIT_SUCCESS);
+        }
+
+        // Explicitly load and use the portfile's build dependencies when resolving the build command (instead of a cached package's dependencies).
+        const expected<SourceParagraph> maybe_spgh = try_load_port(paths, spec.name());
+        Checks::check_exit(!maybe_spgh.error_code(), "Could not find package named %s: %s", spec, maybe_spgh.error_code().message());
+        const SourceParagraph& spgh = *maybe_spgh.get();
+
+        const std::vector<std::string> first_level_deps = filter_dependencies(spgh.depends, spec.target_triplet());
+
+        std::vector<package_spec> first_level_deps_specs;
+        for (const std::string& dep : first_level_deps)
+        {
+            first_level_deps_specs.push_back(package_spec::from_name_and_triplet(dep, spec.target_triplet()).get_or_throw());
+        }
+
+        std::vector<package_spec_with_install_plan> unmet_dependencies = Dependencies::create_install_plan(paths, first_level_deps_specs, status_db);
+        unmet_dependencies.erase(
+            std::remove_if(unmet_dependencies.begin(), unmet_dependencies.end(), [](const package_spec_with_install_plan& p)
+                           {
+                               return p.plan.type == install_plan_type::ALREADY_INSTALLED;
+                           }),
+            unmet_dependencies.end());
+
+        if (!unmet_dependencies.empty())
+        {
+            System::println(System::color::error, "The build command requires all dependencies to be already installed.");
+            System::println("The following dependencies are missing:");
+            System::println("");
+            for (const package_spec_with_install_plan& p : unmet_dependencies)
+            {
+                System::println("    %s", to_string(p.spec));
+            }
+            System::println("");
+            exit(EXIT_FAILURE);
+        }
+
+        Environment::ensure_utilities_on_path(paths);
+        Commands::details::build_internal(spgh, spec, paths, paths.port_dir(spec));
+        exit(EXIT_SUCCESS);
+    }
+}