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Impelment JSON5-based toolchain files

default_compile_flags
vector-of-bool 4 år sedan
förälder
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incheckning
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4 ändrade filer med 987 tillägg och 0 borttagningar
Delad Vy Visa Diff Statistik
  1. +183
    -0
      res/toolchain-schema.json
  2. +635
    -0
      src/dds/toolchain/from_json.cpp
  3. +17
    -0
      src/dds/toolchain/from_json.hpp
  4. +152
    -0
      src/dds/toolchain/from_json.test.cpp

+ 183
- 0
res/toolchain-schema.json Visa fil

@@ -0,0 +1,183 @@
{
"type": "object",
"description": "DDS Toolchain Description File",
"additionalProperties": false,
"patternProperties": {
"^\\$": {}
},
"definitions": {
"command_line_flags": {
"anyOf": [
{
"type": "string",
"description": "Shell-style string of command-line arguments"
},
{
"type": "array",
"description": "An array of command-line arguments. Will be passed verbatim.",
"items": {
"type": "string",
"description": "A single command-line argument. Will be passed verbatim."
}
}
]
}
},
"properties": {
"compiler_id": {
"type": "string",
"description": "The general compiler identification. This is one of a fixed set of values that DDS will use to infer most toolchain attributes.",
"enum": [
"msvc",
"gnu",
"clang"
]
},
"c_compiler": {
"type": "string",
"description": "Executable name or filepath for a C compiler",
"examples": [
"gcc",
"clang-9",
"cl.exe"
]
},
"cxx_compiler": {
"type": "string",
"description": "Executable name or filepath for a C++ compiler",
"examples": [
"g++",
"clang++-9",
"cl.exe"
]
},
"flags": {
"description": "Pass additional compile flags, regardless of the source language",
"$ref": "#/definitions/command_line_flags"
},
"c_flags": {
"description": "Pass additional flags to the C compiler.",
"$ref": "#/definitions/command_line_flags"
},
"cxx_flags": {
"description": "Pass additional flags to the C++ compiler.",
"$ref": "#/definitions/command_line_flags"
},
"c_version": {
"description": "The C language version",
"type": "string",
"enum": [
"c89",
"c99",
"c11",
"c18"
]
},
"cxx_version": {
"description": "The C++ language version",
"type": "string",
"enum": [
"c++98",
"c++03",
"c++11",
"c++14",
"c++17",
"c++20"
]
},
"warning_flags": {
"description": "Set the flags that will be passed to the compiler to enable/disable warnings",
"$ref": "#/definitions/command_line_flags"
},
"link_flags": {
"description": "Pass additional flags to the compiler when it is linking runtime binaries (executables)",
"$ref": "#/definitions/command_line_flags"
},
"compiler_launcher": {
"description": "Set a command-line prefix that will be prepended to all compiler invocations",
"$ref": "#/definitions/command_line_flags"
},
"debug": {
"description": "Enable the generation of debug information",
"type": "boolean",
"default": true
},
"optimize": {
"description": "Optimize generated code",
"type": "boolean",
"default": true
},
"advanced": {
"type": "object",
"additionalProperties": false,
"description": "Advanced toolchain options. All of these options will be inferred from `compiler_id` by default. Handle with care.",
"properties": {
"deps_mode": {
"type": "string",
"description": "Dependency tracking mode.",
"enum": [
"msvc",
"gnu",
"none"
]
},
"include_template": {
"description": "Set the include-directory flags template",
"$ref": "#/definitions/command_line_flags"
},
"external_include_template": {
"description": "Set the external include-directory flags template",
"$ref": "#/definitions/command_line_flags"
},
"define_template": {
"description": "Set the preprocessor-definition flags template",
"$ref": "#/definitions/command_line_flags"
},
"base_warning_flags": {
"description": "Set the base warning flags for the toolchain. These are always prepended to `warning_flags`.",
"$ref": "#/definitions/command_line_flags"
},
"c_compile_file": {
"description": "Set the command template for compiling C source files",
"$ref": "#/definitions/command_line_flags"
},
"cxx_compile_file": {
"description": "Set the command template for compiling C++ source files",
"$ref": "#/definitions/command_line_flags"
},
"create_archive": {
"description": "Set the command template for generating static library archives",
"$ref": "#/definitions/command_line_flags"
},
"link_executable": {
"description": "Set the command template for linking executable binaries",
"$ref": "#/definitions/command_line_flags"
},
"obj_prefix": {
"description": "Set the filename prefix for object files",
"type": "string"
},
"obj_suffix": {
"description": "Set the filename suffix for object files",
"type": "string"
},
"archive_prefix": {
"description": "Set the filename prefix for library archive files",
"type": "string"
},
"archive_suffix": {
"description": "Set the filename suffix for library archive files",
"type": "string"
},
"exe_prefix": {
"description": "Set the filename prefix for executable files",
"type": "string"
},
"exe_suffix": {
"description": "Set the filename suffix for executable files",
"type": "string"
}
}
}
}
}

+ 635
- 0
src/dds/toolchain/from_json.cpp Visa fil

@@ -0,0 +1,635 @@
#include "./from_json.hpp"

#include <dds/dym.hpp>
#include <dds/error/errors.hpp>
#include <dds/toolchain/prep.hpp>
#include <dds/util/algo.hpp>
#include <dds/util/shlex.hpp>

#include <json5/parse_data.hpp>
#include <semester/decomp.hpp>
#include <spdlog/fmt/fmt.h>

#include <string>

using namespace dds;

using std::optional;
using std::string;
using std::vector;
using string_seq = vector<string>;
using opt_string = optional<string>;
using opt_string_seq = optional<string_seq>;
using strv = std::string_view;

namespace {

template <typename T, typename Func>
T read_opt(const std::optional<T>& what, Func&& fn) {
if (!what.has_value()) {
return fn();
}
return *what;
}

template <typename... Args>
[[noreturn]] void fail(strv context, strv message, Args&&... args) {
auto fmtd = fmt::format(message, args...);
throw std::runtime_error(fmt::format("{} - Failed to read toolchain file: {}", context, fmtd));
}

} // namespace

toolchain dds::parse_toolchain_json5(std::string_view j5_str, std::string_view context) {
auto dat = json5::parse_data(j5_str);
return parse_toolchain_json_data(dat, context);
}

toolchain dds::parse_toolchain_json_data(const json5::data& dat, std::string_view context) {
using namespace semester;

opt_string compiler_id;
opt_string c_compiler;
opt_string cxx_compiler;
opt_string c_version;
opt_string cxx_version;
opt_string_seq compiler_launcher;

opt_string_seq common_flags;
opt_string_seq c_flags;
opt_string_seq cxx_flags;
opt_string_seq link_flags;
opt_string_seq warning_flags;

optional<bool> do_debug;
optional<bool> do_optimize;

// Advanced-mode:
opt_string deps_mode_str;
opt_string archive_prefix;
opt_string archive_suffix;
opt_string obj_prefix;
opt_string obj_suffix;
opt_string exe_prefix;
opt_string exe_suffix;
opt_string_seq base_warning_flags;
opt_string_seq include_template;
opt_string_seq external_include_template;
opt_string_seq define_template;
opt_string_seq c_compile_file;
opt_string_seq cxx_compile_file;
opt_string_seq create_archive;
opt_string_seq link_executable;

// For copy-pasting convenience: ‘{}’

auto extend_flags = [&](string key, auto& opt_flags) {
return [&opt_flags, key](const json5::data& dat) {
if (!opt_flags) {
opt_flags.emplace();
}
return decompose( //
dat,
try_seq{
if_type<string>([&](auto& str_) {
auto more_flags = split_shell_string(str_.as_string());
extend(*opt_flags, more_flags);
return dc_accept;
}),
if_array{for_each{
require_type<string>{
fmt::format("Elements of `{}` array must be strings", key)},
write_to{std::back_inserter(*opt_flags)},
}},
reject_with{fmt::format("`{}` must be an array or a shell-like string", key)},
});
};
};

#define KEY_EXTEND_FLAGS(Name) \
if_key { #Name, extend_flags(#Name, Name) }

#define KEY_STRING(Name) \
if_key { #Name, require_type < string>("`" #Name "` must be a string"), put_into{Name }, }

auto result = semester::decompose( //
dat,
try_seq{
require_type<json5::data::mapping_type>("Root of toolchain data must be a mapping"),
mapping{
if_key{"$schema", just_accept},
KEY_STRING(compiler_id),
KEY_STRING(c_compiler),
KEY_STRING(cxx_compiler),
KEY_STRING(c_version),
KEY_STRING(cxx_version),
KEY_EXTEND_FLAGS(c_flags),
KEY_EXTEND_FLAGS(cxx_flags),
KEY_EXTEND_FLAGS(warning_flags),
KEY_EXTEND_FLAGS(link_flags),
KEY_EXTEND_FLAGS(compiler_launcher),
if_key{"debug",
require_type<bool>("`debug` must be a boolean value"),
put_into{do_debug}},
if_key{"optimize",
require_type<bool>("`optimize` must be a boolean value"),
put_into{do_optimize}},
if_key{"flags", extend_flags("flags", common_flags)},
if_key{
"advanced",
require_type<json5::data::mapping_type>("`advanced` must be a mapping"),
mapping{
if_key{"deps_mode",
require_type<string>("`deps_mode` must be a string"),
put_into{deps_mode_str}},
KEY_EXTEND_FLAGS(include_template),
KEY_EXTEND_FLAGS(external_include_template),
KEY_EXTEND_FLAGS(define_template),
KEY_EXTEND_FLAGS(base_warning_flags),
KEY_EXTEND_FLAGS(c_compile_file),
KEY_EXTEND_FLAGS(cxx_compile_file),
KEY_EXTEND_FLAGS(create_archive),
KEY_EXTEND_FLAGS(link_executable),
KEY_STRING(obj_prefix),
KEY_STRING(obj_suffix),
KEY_STRING(archive_prefix),
KEY_STRING(archive_suffix),
KEY_STRING(exe_prefix),
KEY_STRING(exe_suffix),
[&](auto key, auto) -> dc_reject_t {
auto dym = did_you_mean(key,
{
"deps_mode",
"include_template",
"external_include_template",
"define_template",
"base_warning_flags",
"c_compile_file",
"cxx_compile_file",
"create_archive",
"link_executable",
"obj_prefix",
"obj_suffix",
"archive_prefix",
"archive_suffix",
"exe_prefix",
"exe_suffix",
});
fail(context,
"Unknown toolchain advanced-config key ‘{}’ (Did you mean ‘{}’?)",
key,
*dym);
std::terminate();
},
},
},
[&](auto key, auto &&) -> dc_reject_t {
// They've given an unknown key. Ouch.
auto dym = did_you_mean(key,
{
"compiler_id",
"c_compiler",
"cxx_compiler",
"c_version",
"cxx_version",
"c_flags",
"cxx_flags",
"warning_flags",
"link_flags",
"flags",
"debug",
"optimize",
});
fail(context,
"Unknown toolchain config key ‘{}’ (Did you mean ‘{}’?)",
key,
*dym);
std::terminate();
},
},
});

auto rej_opt = std::get_if<dc_reject_t>(&result);
if (rej_opt) {
fail(context, rej_opt->message);
}

enum compiler_id_e_t {
no_comp_id,
msvc,
clang,
gnu,
} compiler_id_e
= [&] {
if (!compiler_id) {
return no_comp_id;
} else if (compiler_id == "msvc") {
return msvc;
} else if (compiler_id == "gnu") {
return gnu;
} else if (compiler_id == "clang") {
return clang;
} else {
fail(context, "Invalid `compiler_id` value ‘{}’", *compiler_id);
}
}();

bool is_gnu = compiler_id_e == gnu;
bool is_clang = compiler_id_e == clang;
bool is_msvc = compiler_id_e == msvc;
bool is_gnu_like = is_gnu || is_clang;

const enum file_deps_mode deps_mode = [&] {
if (!deps_mode_str.has_value()) {
if (is_gnu_like) {
return file_deps_mode::gnu;
} else if (is_msvc) {
return file_deps_mode::msvc;
} else {
return file_deps_mode::none;
}
} else if (deps_mode_str == "gnu") {
return file_deps_mode::gnu;
} else if (deps_mode_str == "msvc") {
return file_deps_mode::msvc;
} else if (deps_mode_str == "none") {
return file_deps_mode::none;
} else {
fail(context, "Invalid `deps_mode` value ‘{}’", *deps_mode_str);
}
}();

// Now convert the flags we've been given into a real toolchain
auto get_compiler_executable_path = [&](language lang) -> string {
if (lang == language::cxx && cxx_compiler) {
return *cxx_compiler;
}
if (lang == language::c && c_compiler) {
return *c_compiler;
}
if (!compiler_id.has_value()) {
if (lang == language::c) {
fail(context, "Unable to determine the executable for a C compiler");
}
if (lang == language::cxx) {
fail(context, "Unable to determine the executable for a C++ compiler");
}
}
if (is_gnu) {
return (lang == language::cxx) ? "g++" : "gcc";
}
if (is_clang) {
return (lang == language::cxx) ? "clang++" : "clang";
}
if (is_msvc) {
return "cl.exe";
}
assert(false && "Compiler name deduction failed");
std::terminate();
};

// Determine the C language version
enum c_version_e_t {
c_none,
c89,
c99,
c11,
c18,
} c_version_e
= [&] {
if (!c_version) {
return c_none;
} else if (c_version == "c89") {
return c89;
} else if (c_version == "c99") {
return c99;
} else if (c_version == "c11") {
return c11;
} else if (c_version == "c18") {
return c18;
} else {
fail(context, "Unknown `c_version` ‘{}’", *c_version);
}
}();

enum cxx_version_e_t {
cxx_none,
cxx98,
cxx03,
cxx11,
cxx14,
cxx17,
cxx20,
} cxx_version_e
= [&] {
if (!cxx_version) {
return cxx_none;
} else if (cxx_version == "c++98") {
return cxx98;
} else if (cxx_version == "c++03") {
return cxx03;
} else if (cxx_version == "c++11") {
return cxx11;
} else if (cxx_version == "c++14") {
return cxx14;
} else if (cxx_version == "c++17") {
return cxx17;
} else if (cxx_version == "c++20") {
return cxx20;
} else {
fail(context, "Unknown `cxx_version` ‘{}’", *cxx_version);
}
}();

std::map<std::tuple<compiler_id_e_t, c_version_e_t>, string_seq> c_version_flag_table = {
{{msvc, c_none}, {}},
{{msvc, c89}, {}},
{{msvc, c99}, {}},
{{msvc, c11}, {}},
{{msvc, c18}, {}},
{{gnu, c_none}, {}},
{{gnu, c89}, {"-std=c89"}},
{{gnu, c99}, {"-std=c99"}},
{{gnu, c11}, {"-std=c11"}},
{{gnu, c18}, {"-std=c18"}},
{{clang, c_none}, {}},
{{clang, c89}, {"-std=c89"}},
{{clang, c99}, {"-std=c99"}},
{{clang, c11}, {"-std=c11"}},
{{clang, c18}, {"-std=c18"}},
};

auto get_c_version_flags = [&]() -> string_seq {
if (!compiler_id.has_value()) {
fail(context, "Unable to deduce flags for 'c_version' without setting 'compiler_id'");
}
auto c_ver_iter = c_version_flag_table.find({compiler_id_e, c_version_e});
assert(c_ver_iter != c_version_flag_table.end());
return c_ver_iter->second;
};

std::map<std::tuple<compiler_id_e_t, cxx_version_e_t>, string_seq> cxx_version_flag_table = {
{{msvc, cxx_none}, {}},
{{msvc, cxx98}, {}},
{{msvc, cxx03}, {}},
{{msvc, cxx11}, {}},
{{msvc, cxx14}, {"/std:c++14"}},
{{msvc, cxx17}, {"/std:c++17"}},
{{msvc, cxx20}, {"/std:c++latest"}},
{{gnu, cxx_none}, {}},
{{gnu, cxx98}, {"-std=c++98"}},
{{gnu, cxx03}, {"-std=c++03"}},
{{gnu, cxx11}, {"-std=c++11"}},
{{gnu, cxx14}, {"-std=c++14"}},
{{gnu, cxx17}, {"-std=c++17"}},
{{gnu, cxx20}, {"-std=c++20"}},
{{clang, cxx_none}, {}},
{{clang, cxx98}, {"-std=c++98"}},
{{clang, cxx03}, {"-std=c++03"}},
{{clang, cxx11}, {"-std=c++11"}},
{{clang, cxx14}, {"-std=c++14"}},
{{clang, cxx17}, {"-std=c++17"}},
{{clang, cxx20}, {"-std=c++20"}},
};

auto get_cxx_version_flags = [&]() -> string_seq {
if (!compiler_id.has_value()) {
fail(context, "Unable to deduce flags for 'cxx_version' without setting 'compiler_id'");
}
auto cxx_ver_iter = cxx_version_flag_table.find({compiler_id_e, cxx_version_e});
assert(cxx_ver_iter != cxx_version_flag_table.end());
return cxx_ver_iter->second;
};

auto get_link_flags = [&]() -> string_seq {
string_seq ret;
if (is_msvc) {
strv rt_lib = "/MT";
if (do_optimize.value_or(false)) {
extend(ret, {"/O2"});
}
if (do_debug.value_or(false)) {
extend(ret, {"/Z7", "/DEBUG"});
rt_lib = "/MTd";
}
ret.emplace_back(rt_lib);
} else if (is_gnu_like) {
if (do_optimize.value_or(false)) {
extend(ret, {"-O2"});
}
if (do_debug.value_or(false)) {
extend(ret, {"-g"});
}
}
if (link_flags) {
extend(ret, *link_flags);
}
return ret;
};

auto get_flags = [&](language lang) -> string_seq {
string_seq ret;
if (is_msvc) {
strv rt_lib = "/MT";
if (do_optimize.has_value() && *do_optimize) {
extend(ret, {"/O2"});
}
if (do_debug.has_value() && *do_debug) {
extend(ret, {"/Z7", "/DEBUG"});
rt_lib = "/MTd";
}
ret.emplace_back(rt_lib);
if (lang == language::cxx) {
extend(ret, {"/EHsc"});
}
extend(ret, {"/nologo", "/permissive-", "<FLAGS>", "/c", "<IN>", "/Fo<OUT>"});
} else if (is_gnu_like) {
if (do_optimize.has_value() && *do_optimize) {
extend(ret, {"-O2"});
}
if (do_debug.has_value() && *do_debug) {
extend(ret, {"-g"});
}
extend(ret,
{"-fPIC",
"-fdiagnostics-color",
"-pthread",
"<FLAGS>",
"-c",
"<IN>",
"-o<OUT>"});
}
if (common_flags) {
extend(ret, *common_flags);
}
if (lang == language::cxx && cxx_flags) {
extend(ret, *cxx_flags);
}
if (lang == language::cxx && cxx_version) {
extend(ret, get_cxx_version_flags());
}
if (lang == language::c && c_flags) {
extend(ret, *c_flags);
}
if (lang == language::c && c_version) {
extend(ret, get_c_version_flags());
}
return ret;
};

toolchain_prep tc;
tc.deps_mode = deps_mode;
tc.c_compile = read_opt(c_compile_file, [&] {
string_seq c;
if (compiler_launcher) {
extend(c, *compiler_launcher);
}
c.push_back(get_compiler_executable_path(language::c));
extend(c, get_flags(language::c));
return c;
});

tc.cxx_compile = read_opt(cxx_compile_file, [&] {
string_seq cxx;
if (compiler_launcher) {
extend(cxx, *compiler_launcher);
}
cxx.push_back(get_compiler_executable_path(language::cxx));
extend(cxx, get_flags(language::cxx));
return cxx;
});

tc.include_template = read_opt(include_template, [&]() -> string_seq {
if (!compiler_id) {
fail(context, "Cannot deduce 'include_template' without 'compiler_id'");
}
if (is_gnu_like) {
return {"-I", "<PATH>"};
} else if (is_msvc) {
return {"/I", "<PATH>"};
}
assert(false && "'include_template' deduction failed");
std::terminate();
});

tc.external_include_template = read_opt(external_include_template, [&]() -> string_seq {
if (!compiler_id) {
// Just reuse the include template for regular files
return tc.include_template;
}
if (is_gnu_like) {
return {"-isystem", "<PATH>"};
} else if (is_msvc) {
// MSVC has external-header support inbound, but it is not fully ready yet
return {"/I", "<PATH>"};
}
assert(false && "external_include_template deduction failed");
std::terminate();
});

tc.define_template = read_opt(define_template, [&]() -> string_seq {
if (!compiler_id) {
fail(context, "Cannot deduce 'define_template' without 'compiler_id'");
}
if (is_gnu_like) {
return {"-D", "<DEF>"};
} else if (is_msvc) {
return {"/D", "<DEF>"};
}
assert(false && "define_template deduction failed");
std::terminate();
});

tc.archive_prefix = archive_prefix.value_or("lib");
tc.archive_suffix = read_opt(archive_suffix, [&] {
if (!compiler_id) {
fail(context, "Cannot deduce library file extension without Compiler-ID");
}
if (is_gnu_like) {
return ".a";
} else if (is_msvc) {
return ".lib";
}
assert(false && "No archive suffix");
std::terminate();
});

tc.object_prefix = obj_prefix.value_or("");
tc.object_suffix = read_opt(obj_suffix, [&] {
if (!compiler_id) {
fail(context, "Cannot deduce object file extension without Compiler-ID");
}
if (is_gnu_like) {
return ".o";
} else if (is_msvc) {
return ".obj";
}
assert(false && "No object file suffix");
std::terminate();
});

tc.exe_prefix = exe_prefix.value_or("");
tc.exe_suffix = read_opt(exe_suffix, [&] {
#ifdef _WIN32
return ".exe";
#else
return "";
#endif
});

/// TODO: Handle base_warning_flags:
tc.warning_flags = read_opt(warning_flags, [&]() -> string_seq {
if (!compiler_id) {
// No error. Just no warning flags
return {};
}
if (is_msvc) {
return {"/W4"};
} else if (is_gnu_like) {
return {"-Wall", "-Wextra", "-Wpedantic", "-Wconversion"};
}
assert(false && "No warning flags");
std::terminate();
});

tc.link_archive = read_opt(create_archive, [&]() -> string_seq {
if (!compiler_id) {
fail(context, "Unable to deduce archive creation rules without a 'compiler_id'");
}
if (is_msvc) {
return {"lib", "/nologo", "/OUT:<OUT>", "<IN>"};
} else if (is_gnu_like) {
return {"ar", "rcs", "<OUT>", "<IN>"};
}
assert(false && "No archive command");
std::terminate();
});

tc.link_exe = read_opt(link_executable, [&]() -> string_seq {
if (!compiler_id) {
fail(context, "Unable to deduce how to link executables without a 'compiler_id'");
}
string_seq ret;
if (is_msvc) {
ret = {get_compiler_executable_path(language::cxx),
"/nologo",
"/EHsc",
"<IN>",
"/Fe<OUT>"};
} else if (is_gnu_like) {
ret = {get_compiler_executable_path(language::cxx),
"-fPIC",
"-fdiagnostics-color",
"<IN>",
"-pthread",
"-o<OUT>"};
} else {
assert(false && "No link-exe command");
std::terminate();
}
extend(ret, get_link_flags());
return ret;
});

return tc.realize();
}

+ 17
- 0
src/dds/toolchain/from_json.hpp Visa fil

@@ -0,0 +1,17 @@
#pragma once

#include <dds/toolchain/toolchain.hpp>

#include <json5/data.hpp>

#include <string_view>

namespace dds {

toolchain parse_toolchain_json5(std::string_view json5,
std::string_view context = "Loading toolchain JSON");

toolchain parse_toolchain_json_data(const json5::data& data,
std::string_view context = "Loading toolchain JSON");

} // namespace dds

+ 152
- 0
src/dds/toolchain/from_json.test.cpp Visa fil

@@ -0,0 +1,152 @@
#include <dds/toolchain/from_json.hpp>

#include <dds/proc.hpp>

#include <catch2/catch.hpp>

namespace {
void check_tc_compile(std::string_view tc_content,
std::string_view expected_compile,
std::string_view expected_compile_warnings,
std::string_view expected_ar,
std::string_view expected_exe) {
auto tc = dds::parse_toolchain_json5(tc_content);

dds::compile_file_spec cf;
cf.source_path = "foo.cpp";
cf.out_path = "foo.o";
auto cf_cmd = tc.create_compile_command(cf);
auto cf_cmd_str = dds::quote_command(cf_cmd.command);
CHECK(cf_cmd_str == expected_compile);

cf.enable_warnings = true;
cf_cmd = tc.create_compile_command(cf);
cf_cmd_str = dds::quote_command(cf_cmd.command);
CHECK(cf_cmd_str == expected_compile_warnings);

dds::archive_spec ar_spec;
ar_spec.input_files.push_back("foo.o");
ar_spec.input_files.push_back("bar.o");
ar_spec.out_path = "stuff.a";
auto ar_cmd = tc.create_archive_command(ar_spec);
auto ar_cmd_str = dds::quote_command(ar_cmd);
CHECK(ar_cmd_str == expected_ar);

dds::link_exe_spec exe_spec;
exe_spec.inputs.push_back("foo.o");
exe_spec.inputs.push_back("bar.a");
exe_spec.output = "meow.exe";
auto exe_cmd = tc.create_link_executable_command(exe_spec);
auto exe_cmd_str = dds::quote_command(exe_cmd);
CHECK(exe_cmd_str == expected_exe);
}

} // namespace

TEST_CASE("Generating toolchain commands") {
check_tc_compile(
"{compiler_id: 'gnu'}",
"g++ -fPIC -fdiagnostics-color -pthread -MD -MF foo.o.d -MT foo.o -c foo.cpp -ofoo.o",
"g++ -fPIC -fdiagnostics-color -pthread -Wall -Wextra -Wpedantic -Wconversion "
"-MD -MF foo.o.d -MT foo.o -c foo.cpp -ofoo.o",
"ar rcs stuff.a foo.o bar.o",
"g++ -fPIC -fdiagnostics-color foo.o bar.a -pthread -omeow.exe");

check_tc_compile(
"{compiler_id: 'gnu', debug: true}",
"g++ -g -fPIC -fdiagnostics-color -pthread -MD -MF foo.o.d -MT foo.o -c foo.cpp -ofoo.o",
"g++ -g -fPIC -fdiagnostics-color -pthread -Wall -Wextra -Wpedantic -Wconversion "
"-MD -MF foo.o.d -MT foo.o -c foo.cpp -ofoo.o",
"ar rcs stuff.a foo.o bar.o",
"g++ -fPIC -fdiagnostics-color foo.o bar.a -pthread -omeow.exe -g");

check_tc_compile(
"{compiler_id: 'gnu', debug: true, optimize: true}",
"g++ -O2 -g -fPIC -fdiagnostics-color -pthread -MD -MF foo.o.d -MT foo.o -c foo.cpp "
"-ofoo.o",
"g++ -O2 -g -fPIC -fdiagnostics-color -pthread -Wall -Wextra -Wpedantic -Wconversion "
"-MD -MF foo.o.d -MT foo.o -c foo.cpp -ofoo.o",
"ar rcs stuff.a foo.o bar.o",
"g++ -fPIC -fdiagnostics-color foo.o bar.a -pthread -omeow.exe -O2 -g");

check_tc_compile("{compiler_id: 'msvc'}",
"cl.exe /MT /EHsc /nologo /permissive- /showIncludes /c foo.cpp /Fofoo.o",
"cl.exe /MT /EHsc /nologo /permissive- /W4 /showIncludes /c foo.cpp /Fofoo.o",
"lib /nologo /OUT:stuff.a foo.o bar.o",
"cl.exe /nologo /EHsc foo.o bar.a /Femeow.exe /MT");

check_tc_compile(
"{compiler_id: 'msvc', debug: true}",
"cl.exe /Z7 /DEBUG /MTd /EHsc /nologo /permissive- /showIncludes /c foo.cpp /Fofoo.o",
"cl.exe /Z7 /DEBUG /MTd /EHsc /nologo /permissive- /W4 /showIncludes /c foo.cpp /Fofoo.o",
"lib /nologo /OUT:stuff.a foo.o bar.o",
"cl.exe /nologo /EHsc foo.o bar.a /Femeow.exe /Z7 /DEBUG /MTd");

check_tc_compile(
"{compiler_id: 'msvc', flags: '-DFOO'}",
"cl.exe /MT /EHsc /nologo /permissive- /showIncludes /c foo.cpp /Fofoo.o -DFOO",
"cl.exe /MT /EHsc /nologo /permissive- /W4 /showIncludes /c foo.cpp /Fofoo.o -DFOO",
"lib /nologo /OUT:stuff.a foo.o bar.o",
"cl.exe /nologo /EHsc foo.o bar.a /Femeow.exe /MT");
}

TEST_CASE("Manipulate a toolchain and file compilation") {

auto tc = dds::parse_toolchain_json5("{compiler_id: 'gnu'}");

dds::compile_file_spec cfs;
cfs.source_path = "foo.cpp";
cfs.out_path = "foo.o";
auto cmd = tc.create_compile_command(cfs);
CHECK(cmd.command
== std::vector<std::string>{"g++",
"-fPIC",
"-fdiagnostics-color",
"-pthread",
"-MD",
"-MF",
"foo.o.d",
"-MT",
"foo.o",
"-c",
"foo.cpp",
"-ofoo.o"});

cfs.definitions.push_back("FOO=BAR");
cmd = tc.create_compile_command(cfs);
CHECK(cmd.command
== std::vector<std::string>{"g++",
"-fPIC",
"-fdiagnostics-color",
"-pthread",
"-D",
"FOO=BAR",
"-MD",
"-MF",
"foo.o.d",
"-MT",
"foo.o",
"-c",
"foo.cpp",
"-ofoo.o"});

cfs.include_dirs.push_back("fake-dir");
cmd = tc.create_compile_command(cfs);
CHECK(cmd.command
== std::vector<std::string>{"g++",
"-fPIC",
"-fdiagnostics-color",
"-pthread",
"-I",
"fake-dir",
"-D",
"FOO=BAR",
"-MD",
"-MF",
"foo.o.d",
"-MT",
"foo.o",
"-c",
"foo.cpp",
"-ofoo.o"});
}

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