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build.cpp
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build.cpp
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#include <vcpkg/base/cache.h>
#include <vcpkg/base/checks.h>
#include <vcpkg/base/chrono.h>
#include <vcpkg/base/hash.h>
#include <vcpkg/base/optional.h>
#include <vcpkg/base/stringliteral.h>
#include <vcpkg/base/system.debug.h>
#include <vcpkg/base/system.print.h>
#include <vcpkg/base/system.process.h>
#include <vcpkg/base/system.proxy.h>
#include <vcpkg/base/util.h>
#include <vcpkg/binarycaching.h>
#include <vcpkg/build.h>
#include <vcpkg/buildenvironment.h>
#include <vcpkg/cmakevars.h>
#include <vcpkg/commands.h>
#include <vcpkg/commands.version.h>
#include <vcpkg/dependencies.h>
#include <vcpkg/globalstate.h>
#include <vcpkg/help.h>
#include <vcpkg/input.h>
#include <vcpkg/metrics.h>
#include <vcpkg/paragraphs.h>
#include <vcpkg/portfileprovider.h>
#include <vcpkg/postbuildlint.h>
#include <vcpkg/statusparagraphs.h>
#include <vcpkg/tools.h>
#include <vcpkg/vcpkglib.h>
using namespace vcpkg;
using vcpkg::Build::BuildResult;
using vcpkg::Parse::ParseControlErrorInfo;
using vcpkg::Parse::ParseExpected;
using vcpkg::PortFileProvider::PathsPortFileProvider;
namespace
{
using vcpkg::PackageSpec;
using vcpkg::VcpkgPaths;
using vcpkg::Build::IBuildLogsRecorder;
struct NullBuildLogsRecorder final : IBuildLogsRecorder
{
void record_build_result(const VcpkgPaths& paths, const PackageSpec& spec, BuildResult result) const override
{
(void)paths;
(void)spec;
(void)result;
}
};
static const NullBuildLogsRecorder null_build_logs_recorder_instance;
}
namespace vcpkg::Build
{
using Dependencies::InstallPlanAction;
using Dependencies::InstallPlanType;
void Command::perform_and_exit_ex(const VcpkgCmdArguments& args,
const FullPackageSpec& full_spec,
Triplet host_triplet,
const SourceControlFileLocation& scfl,
const PathsPortFileProvider& provider,
BinaryCache& binary_cache,
const IBuildLogsRecorder& build_logs_recorder,
const VcpkgPaths& paths)
{
Checks::exit_with_code(
VCPKG_LINE_INFO,
perform_ex(args, full_spec, host_triplet, scfl, provider, binary_cache, build_logs_recorder, paths));
}
const CommandStructure COMMAND_STRUCTURE = {
create_example_string("build zlib:x64-windows"),
1,
1,
{{}, {}},
nullptr,
};
void Command::perform_and_exit(const VcpkgCmdArguments& args,
const VcpkgPaths& paths,
Triplet default_triplet,
Triplet host_triplet)
{
Checks::exit_with_code(VCPKG_LINE_INFO, perform(args, paths, default_triplet, host_triplet));
}
int Command::perform_ex(const VcpkgCmdArguments& args,
const FullPackageSpec& full_spec,
Triplet host_triplet,
const SourceControlFileLocation& scfl,
const PathsPortFileProvider& provider,
BinaryCache& binary_cache,
const IBuildLogsRecorder& build_logs_recorder,
const VcpkgPaths& paths)
{
auto var_provider_storage = CMakeVars::make_triplet_cmake_var_provider(paths);
auto& var_provider = *var_provider_storage;
var_provider.load_dep_info_vars({{full_spec.package_spec}});
StatusParagraphs status_db = database_load_check(paths);
auto action_plan = Dependencies::create_feature_install_plan(
provider, var_provider, std::vector<FullPackageSpec>{full_spec}, status_db, {host_triplet});
var_provider.load_tag_vars(action_plan, provider, host_triplet);
const PackageSpec& spec = full_spec.package_spec;
const SourceControlFile& scf = *scfl.source_control_file;
Checks::check_maybe_upgrade(
VCPKG_LINE_INFO,
spec.name() == scf.core_paragraph->name,
Strings::format("The Source field inside the CONTROL file does not match the port directory: '%s' != '%s'",
scf.core_paragraph->name,
spec.name()));
compute_all_abis(paths, action_plan, var_provider, status_db);
InstallPlanAction* action = nullptr;
for (auto& install_action : action_plan.already_installed)
{
if (install_action.spec == full_spec.package_spec)
{
action = &install_action;
}
}
for (auto& install_action : action_plan.install_actions)
{
if (install_action.spec == full_spec.package_spec)
{
action = &install_action;
}
}
Checks::check_exit(VCPKG_LINE_INFO, action != nullptr);
ASSUME(action != nullptr);
action->build_options = default_build_package_options;
action->build_options.editable = Editable::YES;
action->build_options.clean_buildtrees = CleanBuildtrees::NO;
action->build_options.clean_packages = CleanPackages::NO;
const auto build_timer = ElapsedTimer::create_started();
const auto result = Build::build_package(args, paths, *action, binary_cache, build_logs_recorder, status_db);
print2("Elapsed time for package ", spec, ": ", build_timer, '\n');
if (result.code == BuildResult::CASCADED_DUE_TO_MISSING_DEPENDENCIES)
{
print2(Color::error, "The build command requires all dependencies to be already installed.\n");
print2("The following dependencies are missing:\n\n");
for (const auto& p : result.unmet_dependencies)
{
print2(" ", p, '\n');
}
print2('\n');
Checks::exit_fail(VCPKG_LINE_INFO);
}
Checks::check_exit(VCPKG_LINE_INFO, result.code != BuildResult::EXCLUDED);
if (result.code != BuildResult::SUCCEEDED)
{
print2(Color::error, Build::create_error_message(result.code, spec), '\n');
print2(Build::create_user_troubleshooting_message(spec), '\n');
return 1;
}
return 0;
}
int Command::perform(const VcpkgCmdArguments& args,
const VcpkgPaths& paths,
Triplet default_triplet,
Triplet host_triplet)
{
// Build only takes a single package and all dependencies must already be installed
const ParsedArguments options = args.parse_arguments(COMMAND_STRUCTURE);
std::string first_arg = args.command_arguments.at(0);
BinaryCache binary_cache{args};
const FullPackageSpec spec = Input::check_and_get_full_package_spec(
std::move(first_arg), default_triplet, COMMAND_STRUCTURE.example_text);
Input::check_triplet(spec.package_spec.triplet(), paths);
PathsPortFileProvider provider(paths, args.overlay_ports);
const auto port_name = spec.package_spec.name();
const auto* scfl = provider.get_control_file(port_name).get();
Checks::check_maybe_upgrade(VCPKG_LINE_INFO, scfl != nullptr, "Error: Couldn't find port '%s'", port_name);
ASSUME(scfl != nullptr);
return perform_ex(
args, spec, host_triplet, *scfl, provider, binary_cache, Build::null_build_logs_recorder(), paths);
}
void BuildCommand::perform_and_exit(const VcpkgCmdArguments& args,
const VcpkgPaths& paths,
Triplet default_triplet,
Triplet host_triplet) const
{
Build::Command::perform_and_exit(args, paths, default_triplet, host_triplet);
}
}
namespace vcpkg::Build
{
static const std::string NAME_EMPTY_PACKAGE = "PolicyEmptyPackage";
static const std::string NAME_DLLS_WITHOUT_LIBS = "PolicyDLLsWithoutLIBs";
static const std::string NAME_DLLS_WITHOUT_EXPORTS = "PolicyDLLsWithoutExports";
static const std::string NAME_DLLS_IN_STATIC_LIBRARY = "PolicyDLLsInStaticLibrary";
static const std::string NAME_MISMATCHED_NUMBER_OF_BINARIES = "PolicyMismatchedNumberOfBinaries";
static const std::string NAME_ONLY_RELEASE_CRT = "PolicyOnlyReleaseCRT";
static const std::string NAME_EMPTY_INCLUDE_FOLDER = "PolicyEmptyIncludeFolder";
static const std::string NAME_ALLOW_OBSOLETE_MSVCRT = "PolicyAllowObsoleteMsvcrt";
static const std::string NAME_ALLOW_RESTRICTED_HEADERS = "PolicyAllowRestrictedHeaders";
static const std::string NAME_SKIP_DUMPBIN_CHECKS = "PolicySkipDumpbinChecks";
static const std::string NAME_SKIP_ARCHITECTURE_CHECK = "PolicySkipArchitectureCheck";
static const std::string NAME_CMAKE_HELPER_PORT = "PolicyCmakeHelperPort";
static std::remove_const_t<decltype(ALL_POLICIES)> generate_all_policies()
{
std::remove_const_t<decltype(ALL_POLICIES)> res{};
for (size_t i = 0; i < res.size(); ++i)
{
res[i] = static_cast<BuildPolicy>(i);
}
return res;
}
decltype(ALL_POLICIES) ALL_POLICIES = generate_all_policies();
const std::string& to_string(BuildPolicy policy)
{
switch (policy)
{
case BuildPolicy::EMPTY_PACKAGE: return NAME_EMPTY_PACKAGE;
case BuildPolicy::DLLS_WITHOUT_LIBS: return NAME_DLLS_WITHOUT_LIBS;
case BuildPolicy::DLLS_WITHOUT_EXPORTS: return NAME_DLLS_WITHOUT_EXPORTS;
case BuildPolicy::DLLS_IN_STATIC_LIBRARY: return NAME_DLLS_IN_STATIC_LIBRARY;
case BuildPolicy::MISMATCHED_NUMBER_OF_BINARIES: return NAME_MISMATCHED_NUMBER_OF_BINARIES;
case BuildPolicy::ONLY_RELEASE_CRT: return NAME_ONLY_RELEASE_CRT;
case BuildPolicy::EMPTY_INCLUDE_FOLDER: return NAME_EMPTY_INCLUDE_FOLDER;
case BuildPolicy::ALLOW_OBSOLETE_MSVCRT: return NAME_ALLOW_OBSOLETE_MSVCRT;
case BuildPolicy::ALLOW_RESTRICTED_HEADERS: return NAME_ALLOW_RESTRICTED_HEADERS;
case BuildPolicy::SKIP_DUMPBIN_CHECKS: return NAME_SKIP_DUMPBIN_CHECKS;
case BuildPolicy::SKIP_ARCHITECTURE_CHECK: return NAME_SKIP_ARCHITECTURE_CHECK;
case BuildPolicy::CMAKE_HELPER_PORT: return NAME_CMAKE_HELPER_PORT;
default: Checks::unreachable(VCPKG_LINE_INFO);
}
}
CStringView to_cmake_variable(BuildPolicy policy)
{
switch (policy)
{
case BuildPolicy::EMPTY_PACKAGE: return "VCPKG_POLICY_EMPTY_PACKAGE";
case BuildPolicy::DLLS_WITHOUT_LIBS: return "VCPKG_POLICY_DLLS_WITHOUT_LIBS";
case BuildPolicy::DLLS_WITHOUT_EXPORTS: return "VCPKG_POLICY_DLLS_WITHOUT_EXPORTS";
case BuildPolicy::DLLS_IN_STATIC_LIBRARY: return "VCPKG_POLICY_DLLS_IN_STATIC_LIBRARY";
case BuildPolicy::MISMATCHED_NUMBER_OF_BINARIES: return "VCPKG_POLICY_MISMATCHED_NUMBER_OF_BINARIES";
case BuildPolicy::ONLY_RELEASE_CRT: return "VCPKG_POLICY_ONLY_RELEASE_CRT";
case BuildPolicy::EMPTY_INCLUDE_FOLDER: return "VCPKG_POLICY_EMPTY_INCLUDE_FOLDER";
case BuildPolicy::ALLOW_OBSOLETE_MSVCRT: return "VCPKG_POLICY_ALLOW_OBSOLETE_MSVCRT";
case BuildPolicy::ALLOW_RESTRICTED_HEADERS: return "VCPKG_POLICY_ALLOW_RESTRICTED_HEADERS";
case BuildPolicy::SKIP_DUMPBIN_CHECKS: return "VCPKG_POLICY_SKIP_DUMPBIN_CHECKS";
case BuildPolicy::SKIP_ARCHITECTURE_CHECK: return "VCPKG_POLICY_SKIP_ARCHITECTURE_CHECK";
case BuildPolicy::CMAKE_HELPER_PORT: return "VCPKG_POLICY_CMAKE_HELPER_PORT";
default: Checks::unreachable(VCPKG_LINE_INFO);
}
}
static const std::string NAME_BUILD_IN_DOWNLOAD = "BUILT_IN";
static const std::string NAME_ARIA2_DOWNLOAD = "ARIA2";
const std::string& to_string(DownloadTool tool)
{
switch (tool)
{
case DownloadTool::BUILT_IN: return NAME_BUILD_IN_DOWNLOAD;
case DownloadTool::ARIA2: return NAME_ARIA2_DOWNLOAD;
default: Checks::unreachable(VCPKG_LINE_INFO);
}
}
Optional<LinkageType> to_linkage_type(const std::string& str)
{
if (str == "dynamic") return LinkageType::DYNAMIC;
if (str == "static") return LinkageType::STATIC;
return nullopt;
}
namespace BuildInfoRequiredField
{
static const std::string CRT_LINKAGE = "CRTLinkage";
static const std::string LIBRARY_LINKAGE = "LibraryLinkage";
}
static CStringView to_vcvarsall_target(const std::string& cmake_system_name)
{
if (cmake_system_name.empty()) return "";
if (cmake_system_name == "Windows") return "";
if (cmake_system_name == "WindowsStore") return "store";
Checks::exit_maybe_upgrade(VCPKG_LINE_INFO,
"Error: Could not map VCPKG_CMAKE_SYSTEM_NAME '%s' to a vcvarsall platform. "
"Supported systems are '', 'Windows' and 'WindowsStore'.",
cmake_system_name);
}
static CStringView to_vcvarsall_toolchain(const std::string& target_architecture,
const Toolset& toolset,
View<Toolset> all_toolsets)
{
#if defined(_WIN32)
auto maybe_target_arch = to_cpu_architecture(target_architecture);
Checks::check_maybe_upgrade(
VCPKG_LINE_INFO, maybe_target_arch.has_value(), "Invalid architecture string: %s", target_architecture);
auto target_arch = maybe_target_arch.value_or_exit(VCPKG_LINE_INFO);
auto host_architectures = get_supported_host_architectures();
for (auto&& host : host_architectures)
{
const auto it = Util::find_if(toolset.supported_architectures, [&](const ToolsetArchOption& opt) {
return host == opt.host_arch && target_arch == opt.target_arch;
});
if (it != toolset.supported_architectures.end()) return it->name;
}
print2("Error: Unsupported toolchain combination.\n");
print2("Target was ",
target_architecture,
" but the chosen Visual Studio instance supports:\n ",
Strings::join(
", ", toolset.supported_architectures, [](const ToolsetArchOption& t) { return t.name.c_str(); }),
"\nVcpkg selected ",
toolset.visual_studio_root_path,
" as the Visual Studio instance.\nDetected instances:\n",
Strings::join("",
all_toolsets,
[](const Toolset& t) { return Strings::concat(" ", t.visual_studio_root_path, '\n'); }),
"\nSee "
"https://github.com/microsoft/vcpkg/blob/master/docs/users/triplets.md#VCPKG_VISUAL_STUDIO_PATH "
"for more information.\n");
Checks::exit_maybe_upgrade(VCPKG_LINE_INFO);
#else
(void)target_architecture;
(void)toolset;
(void)all_toolsets;
Checks::exit_with_message(VCPKG_LINE_INFO,
"Error: vcvars-based toolchains are only usable on Windows platforms.");
#endif
}
#if defined(_WIN32)
const Environment& EnvCache::get_action_env(const VcpkgPaths& paths, const AbiInfo& abi_info)
{
auto build_env_cmd =
make_build_env_cmd(*abi_info.pre_build_info, abi_info.toolset.value_or_exit(VCPKG_LINE_INFO), paths);
const auto& base_env = envs.get_lazy(abi_info.pre_build_info->passthrough_env_vars, [&]() -> EnvMapEntry {
std::unordered_map<std::string, std::string> env;
for (auto&& env_var : abi_info.pre_build_info->passthrough_env_vars)
{
auto env_val = get_environment_variable(env_var);
if (env_val)
{
env[env_var] = env_val.value_or_exit(VCPKG_LINE_INFO);
}
}
static constexpr StringLiteral s_extra_vars[] = {
"VCPKG_COMMAND",
"VCPKG_FORCE_SYSTEM_BINARIES",
VcpkgCmdArguments::RECURSIVE_DATA_ENV,
};
for (auto var : s_extra_vars)
{
auto val = get_environment_variable(var);
if (auto p_val = val.get()) env.emplace(var, *p_val);
}
/*
* On Windows 10 (>= 8.1) it is a user-friendly way to automatically set HTTP_PROXY and HTTPS_PROXY
* environment variables by reading proxy settings via WinHttpGetIEProxyConfigForCurrentUser, preventing
* users set and unset these variables manually (which is not a decent way). It is common in China or
* any other regions that needs an proxy software (v2ray, shadowsocks, etc.), which sets the IE Proxy
* Settings, but not setting environment variables. This will make vcpkg easier to use, specially when
* use vcpkg in Visual Studio, we even cannot set HTTP(S)_PROXY in CLI, if we want to open or close
* Proxy we need to restart VS.
*/
// 2021-05-09 Fix: Detect If there's already HTTP(S)_PROXY presented in the environment variables.
// If so, we no longer overwrite them.
bool proxy_from_env = (get_environment_variable("HTTP_PROXY").has_value() ||
get_environment_variable("HTTPS_PROXY").has_value());
if (proxy_from_env)
{
print2("-- Using HTTP(S)_PROXY in environment variables.\n");
}
else
{
auto ieProxy = get_windows_ie_proxy_server();
if (ieProxy.has_value() && !proxy_from_env)
{
std::string server = Strings::to_utf8(ieProxy.get()->server);
// Separate settings in IE Proxy Settings, which is rare?
// Python implementation:
// https://github.com/python/cpython/blob/7215d1ae25525c92b026166f9d5cac85fb1defe1/Lib/urllib/request.py#L2655
if (Strings::contains(server, "="))
{
auto proxy_settings = Strings::split(server, ';');
for (auto& s : proxy_settings)
{
auto kvp = Strings::split(s, '=');
if (kvp.size() == 2)
{
auto protocol = kvp[0];
auto address = kvp[1];
/* Unlike Python's urllib implementation about this type of proxy configuration
* (http=addr:port;https=addr:port)
* https://github.com/python/cpython/blob/7215d1ae25525c92b026166f9d5cac85fb1defe1/Lib/urllib/request.py#L2682
* we do not intentionally append protocol prefix to address. Because HTTPS_PROXY's
* address is not always an HTTPS proxy, an HTTP proxy can also proxy HTTPS requests
* without end-to-end security (As an HTTP Proxy can see your cleartext while an
* HTTPS proxy can't).
*
* If the prefix (http=http://addr:port;https=https://addr:port) already exists in
* the address, we should consider this address points to an HTTPS proxy, and assign
* to HTTPS_PROXY directly. However, if it doesn't exist, then we should NOT append
* an `https://` prefix to an `addr:port` as it could be an HTTP proxy, and the
* connection request will fail.
*/
protocol = Strings::concat(Strings::ascii_to_uppercase(protocol.c_str()), "_PROXY");
env.emplace(protocol, address);
print2("-- Setting ", protocol, " environment variables to ", address, "\n");
}
}
}
// Specified http:// prefix
else if (Strings::starts_with(server, "http://"))
{
print2("-- Setting HTTP_PROXY environment variables to ", server, "\n");
env.emplace("HTTP_PROXY", server);
}
// Specified https:// prefix
else if (Strings::starts_with(server, "https://"))
{
print2("-- Setting HTTPS_PROXY environment variables to ", server, "\n");
env.emplace("HTTPS_PROXY", server);
}
// Most common case: "ip:port" style, apply to HTTP and HTTPS proxies.
// An HTTP(S)_PROXY means https requests go through that, it can be:
// http:// prefixed: the request go through an HTTP proxy without end-to-end security.
// https:// prefixed: the request go through an HTTPS proxy with end-to-end security.
// Nothing prefixed: don't know the default behaviour, seems considering HTTP proxy as default.
// We simply set "ip:port" to HTTP(S)_PROXY variables because it works on most common cases.
else
{
print2("-- Automatically setting HTTP(S)_PROXY environment variables to ", server, "\n");
env.emplace("HTTP_PROXY", server.c_str());
env.emplace("HTTPS_PROXY", server.c_str());
}
}
}
return {env};
});
return base_env.cmd_cache.get_lazy(build_env_cmd, [&]() {
const Path& powershell_exe_path = paths.get_tool_exe("powershell-core");
auto clean_env =
get_modified_clean_environment(base_env.env_map, powershell_exe_path.parent_path().to_string() + ";");
if (build_env_cmd.empty())
return clean_env;
else
return cmd_execute_modify_env(build_env_cmd, clean_env);
});
}
#else
const Environment& EnvCache::get_action_env(const VcpkgPaths&, const AbiInfo&) { return get_clean_environment(); }
#endif
static CompilerInfo load_compiler_info(const VcpkgPaths& paths, const AbiInfo& abi_info);
static const std::string& get_toolchain_cache(Cache<Path, std::string>& cache,
const Path& tcfile,
const Filesystem& fs)
{
return cache.get_lazy(
tcfile, [&]() { return Hash::get_file_hash(VCPKG_LINE_INFO, fs, tcfile, Hash::Algorithm::Sha256); });
}
const EnvCache::TripletMapEntry& EnvCache::get_triplet_cache(const Filesystem& fs, const Path& p)
{
return m_triplet_cache.get_lazy(p, [&]() -> TripletMapEntry {
return TripletMapEntry{Hash::get_file_hash(VCPKG_LINE_INFO, fs, p, Hash::Algorithm::Sha256)};
});
}
const CompilerInfo& EnvCache::get_compiler_info(const VcpkgPaths& paths, const AbiInfo& abi_info)
{
Checks::check_exit(VCPKG_LINE_INFO, abi_info.pre_build_info != nullptr);
if (!m_compiler_tracking || abi_info.pre_build_info->disable_compiler_tracking)
{
static CompilerInfo empty_ci;
return empty_ci;
}
const auto& fs = paths.get_filesystem();
const auto triplet_file_path = paths.get_triplet_file_path(abi_info.pre_build_info->triplet);
auto&& toolchain_hash = get_toolchain_cache(m_toolchain_cache, abi_info.pre_build_info->toolchain_file(), fs);
auto&& triplet_entry = get_triplet_cache(fs, triplet_file_path);
return triplet_entry.compiler_info.get_lazy(toolchain_hash, [&]() -> CompilerInfo {
if (m_compiler_tracking)
{
return load_compiler_info(paths, abi_info);
}
else
{
return CompilerInfo{};
}
});
}
const std::string& EnvCache::get_triplet_info(const VcpkgPaths& paths, const AbiInfo& abi_info)
{
const auto& fs = paths.get_filesystem();
Checks::check_exit(VCPKG_LINE_INFO, abi_info.pre_build_info != nullptr);
const auto triplet_file_path = paths.get_triplet_file_path(abi_info.pre_build_info->triplet);
auto&& toolchain_hash = get_toolchain_cache(m_toolchain_cache, abi_info.pre_build_info->toolchain_file(), fs);
auto&& triplet_entry = get_triplet_cache(fs, triplet_file_path);
if (m_compiler_tracking && !abi_info.pre_build_info->disable_compiler_tracking)
{
return triplet_entry.triplet_infos.get_lazy(toolchain_hash, [&]() -> std::string {
auto& compiler_info = get_compiler_info(paths, abi_info);
return Strings::concat(triplet_entry.hash, '-', toolchain_hash, '-', compiler_info.hash);
});
}
else
{
return triplet_entry.triplet_infos_without_compiler.get_lazy(toolchain_hash, [&]() -> std::string {
return Strings::concat(triplet_entry.hash, '-', toolchain_hash);
});
}
}
vcpkg::Command make_build_env_cmd(const PreBuildInfo& pre_build_info,
const Toolset& toolset,
const VcpkgPaths& paths)
{
if (!pre_build_info.using_vcvars()) return {};
const char* tonull = " >nul";
if (Debug::g_debugging)
{
tonull = "";
}
const auto arch = to_vcvarsall_toolchain(pre_build_info.target_architecture, toolset, paths.get_all_toolsets());
const auto target = to_vcvarsall_target(pre_build_info.cmake_system_name);
return vcpkg::Command{"cmd"}.string_arg("/c").raw_arg(
Strings::format(R"("%s" %s %s %s %s 2>&1 <NUL)",
toolset.vcvarsall,
Strings::join(" ", toolset.vcvarsall_options),
arch,
target,
tonull));
}
static std::unique_ptr<BinaryControlFile> create_binary_control_file(
const SourceParagraph& source_paragraph,
Triplet triplet,
const BuildInfo& build_info,
const std::string& abi_tag,
const std::vector<FeatureSpec>& core_dependencies)
{
auto bcf = std::make_unique<BinaryControlFile>();
BinaryParagraph bpgh(source_paragraph, triplet, abi_tag, core_dependencies);
if (const auto p_ver = build_info.version.get())
{
bpgh.version = *p_ver;
}
bcf->core_paragraph = std::move(bpgh);
return bcf;
}
static void write_binary_control_file(const VcpkgPaths& paths, const BinaryControlFile& bcf)
{
std::string start = Strings::serialize(bcf.core_paragraph);
for (auto&& feature : bcf.features)
{
start += "\n" + Strings::serialize(feature);
}
const auto binary_control_file = paths.packages / bcf.core_paragraph.dir() / "CONTROL";
paths.get_filesystem().write_contents(binary_control_file, start, VCPKG_LINE_INFO);
}
static void get_generic_cmake_build_args(const VcpkgPaths& paths,
Triplet triplet,
const Toolset& toolset,
std::vector<CMakeVariable>& out_vars)
{
Util::Vectors::append(&out_vars,
std::initializer_list<CMakeVariable>{
{"CMD", "BUILD"},
{"DOWNLOADS", paths.downloads},
{"TARGET_TRIPLET", triplet.canonical_name()},
{"TARGET_TRIPLET_FILE", paths.get_triplet_file_path(triplet)},
{"VCPKG_BASE_VERSION", Commands::Version::base_version()},
{"VCPKG_CONCURRENCY", std::to_string(get_concurrency())},
{"VCPKG_PLATFORM_TOOLSET", toolset.version.c_str()},
});
if (!get_environment_variable("VCPKG_FORCE_SYSTEM_BINARIES").has_value())
{
const Path& git_exe_path = paths.get_tool_exe(Tools::GIT);
out_vars.push_back({"GIT", git_exe_path});
}
}
static CompilerInfo load_compiler_info(const VcpkgPaths& paths, const AbiInfo& abi_info)
{
auto triplet = abi_info.pre_build_info->triplet;
print2("Detecting compiler hash for triplet ", triplet, "...\n");
auto buildpath = paths.buildtrees / "detect_compiler";
#if !defined(_WIN32)
// TODO: remove when vcpkg.exe is in charge for acquiring tools. Change introduced in vcpkg v0.0.107.
// bootstrap should have already downloaded ninja, but making sure it is present in case it was deleted.
(void)(paths.get_tool_exe(Tools::NINJA));
#endif
std::vector<CMakeVariable> cmake_args{
{"CURRENT_PORT_DIR", paths.scripts / "detect_compiler"},
{"CURRENT_BUILDTREES_DIR", buildpath},
{"CURRENT_PACKAGES_DIR", paths.packages / ("detect_compiler_" + triplet.canonical_name())},
// The detect_compiler "port" doesn't depend on the host triplet, so always natively compile
{"_HOST_TRIPLET", triplet.canonical_name()},
};
get_generic_cmake_build_args(paths, triplet, abi_info.toolset.value_or_exit(VCPKG_LINE_INFO), cmake_args);
auto command = vcpkg::make_cmake_cmd(paths, paths.ports_cmake, std::move(cmake_args));
const auto& env = paths.get_action_env(abi_info);
auto& fs = paths.get_filesystem();
if (!fs.exists(buildpath, IgnoreErrors{}))
{
std::error_code err;
fs.create_directory(buildpath, err);
Checks::check_exit(
VCPKG_LINE_INFO, !err.value(), "Failed to create directory '%s', code: %d", buildpath, err.value());
}
auto stdoutlog = buildpath / ("stdout-" + triplet.canonical_name() + ".log");
CompilerInfo compiler_info;
std::string buf;
int rc;
{
const auto out_file = fs.open_for_write(stdoutlog, VCPKG_LINE_INFO);
rc = cmd_execute_and_stream_lines(
command,
[&](StringView s) {
static const StringLiteral s_hash_marker = "#COMPILER_HASH#";
if (Strings::starts_with(s, s_hash_marker))
{
compiler_info.hash = s.substr(s_hash_marker.size()).to_string();
}
static const StringLiteral s_version_marker = "#COMPILER_CXX_VERSION#";
if (Strings::starts_with(s, s_version_marker))
{
compiler_info.version = s.substr(s_version_marker.size()).to_string();
}
static const StringLiteral s_id_marker = "#COMPILER_CXX_ID#";
if (Strings::starts_with(s, s_id_marker))
{
compiler_info.id = s.substr(s_id_marker.size()).to_string();
}
Debug::print(s, '\n');
const auto old_buf_size = buf.size();
Strings::append(buf, s, '\n');
const auto write_size = buf.size() - old_buf_size;
Checks::check_exit(VCPKG_LINE_INFO,
out_file.write(buf.c_str() + old_buf_size, 1, write_size) == write_size,
"Error occurred while writing '%s'",
stdoutlog);
},
env);
} // close out_file
if (compiler_info.hash.empty() || rc != 0)
{
Debug::print("Compiler information tracking can be disabled by passing --",
VcpkgCmdArguments::FEATURE_FLAGS_ARG,
"=-",
VcpkgCmdArguments::COMPILER_TRACKING_FEATURE,
"\n");
print2("Error: while detecting compiler information:\nThe log content at ", stdoutlog, " is:\n", buf);
Checks::exit_with_message(VCPKG_LINE_INFO,
"Error: vcpkg was unable to detect the active compiler's information. See above "
"for the CMake failure output.");
}
Debug::print("Detected compiler hash for triplet ", triplet, ": ", compiler_info.hash, "\n");
return compiler_info;
}
static std::vector<CMakeVariable> get_cmake_build_args(const VcpkgCmdArguments& args,
const VcpkgPaths& paths,
const Dependencies::InstallPlanAction& action)
{
#if !defined(_WIN32)
// TODO: remove when vcpkg.exe is in charge for acquiring tools. Change introduced in vcpkg v0.0.107.
// bootstrap should have already downloaded ninja, but making sure it is present in case it was deleted.
(void)(paths.get_tool_exe(Tools::NINJA));
#endif
auto& scfl = action.source_control_file_location.value_or_exit(VCPKG_LINE_INFO);
auto& scf = *scfl.source_control_file;
std::string all_features;
for (auto& feature : scf.feature_paragraphs)
{
all_features.append(feature->name + ";");
}
std::vector<CMakeVariable> variables{
{"ALL_FEATURES", all_features},
{"CURRENT_PORT_DIR", scfl.source_location},
{"_HOST_TRIPLET", action.host_triplet.canonical_name()},
{"FEATURES", Strings::join(";", action.feature_list)},
{"PORT", scf.core_paragraph->name},
{"VCPKG_USE_HEAD_VERSION", Util::Enum::to_bool(action.build_options.use_head_version) ? "1" : "0"},
{"_VCPKG_DOWNLOAD_TOOL", to_string(action.build_options.download_tool)},
{"_VCPKG_EDITABLE", Util::Enum::to_bool(action.build_options.editable) ? "1" : "0"},
{"_VCPKG_NO_DOWNLOADS", !Util::Enum::to_bool(action.build_options.allow_downloads) ? "1" : "0"},
};
for (auto cmake_arg : args.cmake_args)
{
variables.push_back(CMakeVariable{cmake_arg});
}
if (action.build_options.backcompat_features == BackcompatFeatures::PROHIBIT)
{
variables.emplace_back("_VCPKG_PROHIBIT_BACKCOMPAT_FEATURES", "1");
}
get_generic_cmake_build_args(
paths,
action.spec.triplet(),
action.abi_info.value_or_exit(VCPKG_LINE_INFO).toolset.value_or_exit(VCPKG_LINE_INFO),
variables);
if (Util::Enum::to_bool(action.build_options.only_downloads))
{
variables.push_back({"VCPKG_DOWNLOAD_MODE", "true"});
}
const Filesystem& fs = paths.get_filesystem();
std::vector<std::string> port_configs;
for (const PackageSpec& dependency : action.package_dependencies)
{
const Path port_config_path = paths.installed / dependency.triplet().canonical_name() / "share" /
dependency.name() / "vcpkg-port-config.cmake";
if (fs.is_regular_file(port_config_path))
{
port_configs.emplace_back(port_config_path.native());
}
}
if (!port_configs.empty())
{
variables.emplace_back("VCPKG_PORT_CONFIGS", Strings::join(";", port_configs));
}
return variables;
}
bool PreBuildInfo::using_vcvars() const
{
return (!external_toolchain_file.has_value() || load_vcvars_env) &&
(cmake_system_name.empty() || cmake_system_name == "WindowsStore");
}
Path PreBuildInfo::toolchain_file() const
{
if (auto p = external_toolchain_file.get())
{
return *p;
}
else if (cmake_system_name == "Linux")
{
return m_paths.scripts / "toolchains/linux.cmake";
}
else if (cmake_system_name == "Darwin")
{
return m_paths.scripts / "toolchains/osx.cmake";
}
else if (cmake_system_name == "FreeBSD")
{
return m_paths.scripts / "toolchains/freebsd.cmake";
}
else if (cmake_system_name == "OpenBSD")
{
return m_paths.scripts / "toolchains/openbsd.cmake";
}
else if (cmake_system_name == "Android")
{
return m_paths.scripts / "toolchains/android.cmake";
}
else if (cmake_system_name == "iOS")
{
return m_paths.scripts / "toolchains/ios.cmake";
}
else if (cmake_system_name == "MinGW")
{
return m_paths.scripts / "toolchains/mingw.cmake";
}
else if (cmake_system_name.empty() || cmake_system_name == "Windows" || cmake_system_name == "WindowsStore")
{
return m_paths.scripts / "toolchains/windows.cmake";
}
else
{
Checks::exit_maybe_upgrade(VCPKG_LINE_INFO,
"Unable to determine toolchain to use for triplet %s with CMAKE_SYSTEM_NAME %s; "
"maybe you meant to use VCPKG_CHAINLOAD_TOOLCHAIN_FILE?",
triplet,
cmake_system_name);
}
}
static ExtendedBuildResult do_build_package(const VcpkgCmdArguments& args,
const VcpkgPaths& paths,
const Dependencies::InstallPlanAction& action)
{
const auto& pre_build_info = action.pre_build_info(VCPKG_LINE_INFO);
auto& fs = paths.get_filesystem();
auto&& scfl = action.source_control_file_location.value_or_exit(VCPKG_LINE_INFO);
Triplet triplet = action.spec.triplet();
const auto& triplet_file_path = paths.get_triplet_file_path(triplet);
if (Strings::starts_with(triplet_file_path, paths.community_triplets))
{
vcpkg::printf(vcpkg::Color::warning,
"-- Using community triplet %s. This triplet configuration is not guaranteed to succeed.\n",
triplet.canonical_name());
vcpkg::printf("-- [COMMUNITY] Loading triplet configuration from: %s\n", triplet_file_path);
}
else if (!Strings::starts_with(triplet_file_path, paths.triplets))
{
vcpkg::printf("-- [OVERLAY] Loading triplet configuration from: %s\n", triplet_file_path);
}
if (!Strings::starts_with(scfl.source_location, paths.builtin_ports_directory()))
{
vcpkg::printf("-- Installing port from location: %s\n", scfl.source_location);
}
const auto timer = ElapsedTimer::create_started();
auto command = vcpkg::make_cmake_cmd(paths, paths.ports_cmake, get_cmake_build_args(args, paths, action));
const auto& env = paths.get_action_env(action.abi_info.value_or_exit(VCPKG_LINE_INFO));
auto buildpath = paths.buildtrees / action.spec.name();
if (!fs.exists(buildpath, IgnoreErrors{}))
{
std::error_code err;
fs.create_directory(buildpath, err);
Checks::check_exit(
VCPKG_LINE_INFO, !err.value(), "Failed to create directory '%s', code: %d", buildpath, err.value());
}
auto stdoutlog = buildpath / ("stdout-" + action.spec.triplet().canonical_name() + ".log");
int return_code;
{
auto out_file = fs.open_for_write(stdoutlog, VCPKG_LINE_INFO);
return_code = cmd_execute_and_stream_data(
command,
[&](StringView sv) {
print2(sv);
Checks::check_exit(VCPKG_LINE_INFO,
out_file.write(sv.data(), 1, sv.size()) == sv.size(),
"Error occurred while writing '%s'",
stdoutlog);
},
env);
} // close out_file
// With the exception of empty packages, builds in "Download Mode" always result in failure.
if (action.build_options.only_downloads == Build::OnlyDownloads::YES)
{
// TODO: Capture executed command output and evaluate whether the failure was intended.
// If an unintended error occurs then return a BuildResult::DOWNLOAD_FAILURE status.
return BuildResult::DOWNLOADED;
}
const auto buildtimeus = timer.microseconds();
const auto spec_string = action.spec.to_string();
{
LockGuardPtr<Metrics> metrics(g_metrics);
metrics->track_buildtime(Hash::get_string_hash(spec_string, Hash::Algorithm::Sha256) + ":[" +
Strings::join(",",
action.feature_list,
[](const std::string& feature) {
return Hash::get_string_hash(feature,
Hash::Algorithm::Sha256);
}) +
"]",
buildtimeus);
if (return_code != 0)
{
metrics->track_property("error", "build failed");
metrics->track_property("build_error", spec_string);
return BuildResult::BUILD_FAILED;
}
}
const BuildInfo build_info = read_build_info(fs, paths.build_info_file_path(action.spec));
const size_t error_count =
PostBuildLint::perform_all_checks(action.spec, paths, pre_build_info, build_info, scfl.source_location);
auto find_itr = action.feature_dependencies.find("core");
Checks::check_exit(VCPKG_LINE_INFO, find_itr != action.feature_dependencies.end());
std::unique_ptr<BinaryControlFile> bcf = create_binary_control_file(*scfl.source_control_file->core_paragraph,
triplet,
build_info,
action.public_abi(),
std::move(find_itr->second));
if (error_count != 0)
{
return BuildResult::POST_BUILD_CHECKS_FAILED;
}
for (auto&& feature : action.feature_list)
{
for (auto&& f_pgh : scfl.source_control_file->feature_paragraphs)
{
if (f_pgh->name == feature)
{
find_itr = action.feature_dependencies.find(feature);
Checks::check_exit(VCPKG_LINE_INFO, find_itr != action.feature_dependencies.end());
bcf->features.emplace_back(
*scfl.source_control_file->core_paragraph, *f_pgh, triplet, std::move(find_itr->second));
}
}
}
write_binary_control_file(paths, *bcf);
return {BuildResult::SUCCEEDED, std::move(bcf)};
}
static ExtendedBuildResult do_build_package_and_clean_buildtrees(const VcpkgCmdArguments& args,
const VcpkgPaths& paths,
const Dependencies::InstallPlanAction& action)
{
auto result = do_build_package(args, paths, action);
if (action.build_options.clean_buildtrees == CleanBuildtrees::YES)
{
auto& fs = paths.get_filesystem();
// Will keep the logs, which are regular files
auto buildtree_dirs = fs.get_directories_non_recursive(paths.build_dir(action.spec), IgnoreErrors{});
for (auto&& dir : buildtree_dirs)
{
fs.remove_all(dir, IgnoreErrors{});
}
}
return result;
}
static void abi_entries_from_abi_info(const AbiInfo& abi_info, std::vector<AbiEntry>& abi_tag_entries)
{
const auto& pre_build_info = *abi_info.pre_build_info;
if (pre_build_info.public_abi_override)