add cmake class

CMakeLists.txt

@@ -5,31 +5,32 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 project(cmkr VERSION 0.1.0)
 
 set(CMKRLIB_SOURCES
-	"src/args.cpp"
-	"src/gen.cpp"
-	"src/help.cpp"
-	"src/build.cpp"
-	"src/error.cpp"
+	src/cmake.cpp
+	src/gen.cpp
+	src/help.cpp
+	src/build.cpp
+	src/error.cpp
 	)
 
 add_library(cmkrlib STATIC ${CMKRLIB_SOURCES})
 
 target_include_directories(cmkrlib PUBLIC
-	"vendor"
+	vendor
 	)
 
 target_compile_features(cmkrlib PUBLIC
-	"cxx_std_17"
+	cxx_std_17
 	)
 
 set(CMKR_SOURCES
-	"src/main.cpp"
+	src/main.cpp
+	src/args.cpp
 	)
 
 add_executable(cmkr  ${CMKR_SOURCES})
 
 target_link_libraries(cmkr PUBLIC
-	"cmkrlib"
+	cmkrlib
 	)
 
 

README.md

@@ -40,14 +40,14 @@ version = "0.1.0"
 [[bin]]
 name = "cmkrlib"
 type = "static"
-sources = ["src/args.cpp", "src/gen.cpp", "src/help.cpp", "src/build.cpp", "error.cpp"]
+sources = ["src/cmake.cpp", "src/gen.cpp", "src/help.cpp", "src/build.cpp", "src/error.cpp"]
 include-dirs = ["vendor"]
 features = ["cxx_std_17"]
 
 [[bin]]
 name = "cmkr"
 type = "exe"
-sources = ["src/main.cpp"]
+sources = ["src/main.cpp", "src/args.cpp"]
 link-libs = ["cmkrlib"]
 ```
 

cmake.toml

@@ -8,13 +8,13 @@ version = "0.1.0"
 [[bin]]
 name = "cmkrlib"
 type = "static"
-sources = ["src/args.cpp", "src/gen.cpp", "src/help.cpp", "src/build.cpp", "src/error.cpp"]
+sources = ["src/cmake.cpp", "src/gen.cpp", "src/help.cpp", "src/build.cpp", "src/error.cpp"]
 include-dirs = ["vendor"]
 features = ["cxx_std_17"]
 
 [[bin]]
 name = "cmkr"
 type = "exe"
-sources = ["src/main.cpp"]
+sources = ["src/main.cpp", "src/args.cpp"]
 link-libs = ["cmkrlib"]
 

src/build.cpp

@@ -1,4 +1,5 @@
 #include "build.h"
+#include "cmake.hpp"
 #include "error.h"
 #include "gen.h"
 
@@ -7,45 +8,40 @@
 #include <stddef.h>
 #include <stdexcept>
 #include <stdlib.h>
-#include <string>
 #include <system_error>
-#include <toml.hpp>
 
 namespace cmkr::build {
 
 int run(int argc, char **argv) {
+    cmake::CMake cmake(".", true);
+    if (argc > 2) {
+        for (size_t i = 2; i < argc; ++i) {
+            cmake.build_args.push_back(argv[i]);
+        }
+    }
     std::stringstream ss;
-    std::string bin_dir = "bin";
 
     if (!std::filesystem::exists("CMakeLists.txt"))
         if (gen::generate_cmake("."))
             throw std::runtime_error("CMake generation failure!");
 
-    const auto toml = toml::parse("cmake.toml");
-    if (toml.contains("cmake")) {
-        const auto &cmake = toml::find(toml, "cmake");
-        ss << "cmake -S. -B";
-        if (cmake.contains("bin-dir")) {
-            bin_dir = toml::find(cmake, "bin-dir").as_string();
-        }
-        ss << bin_dir << " ";
-        if (cmake.contains("generator")) {
-            const auto gen = toml::find(cmake, "generator").as_string();
-            ss << "-G " << gen << " ";
-        }
-        if (cmake.contains("arguments")) {
-            const auto args = toml::find(cmake, "arguments").as_array();
-            for (const auto &arg : args) {
-                ss << "-D" << arg << " ";
-            }
+    ss << "cmake -S. -B" << cmake.bin_dir << " ";
+
+    if (!cmake.generator.empty()) {
+        ss << "-G " << cmake.generator << " ";
+    }
+    if (!cmake.gen_args.empty()) {
+        for (const auto &arg : cmake.gen_args) {
+            ss << "-D" << arg << " ";
         }
-        ss << "&& cmake --build " << bin_dir;
-        if (argc > 2) {
-            for (size_t i = 2; i < argc; ++i) {
-                ss << " " << argv[i];
-            }
+    }
+    ss << "&& cmake --build " << cmake.bin_dir;
+    if (argc > 2) {
+        for (const auto &arg : cmake.build_args) {
+            ss << " " << arg;
         }
     }
+
     return ::system(ss.str().c_str());
 }
 

src/cmake.cpp

@@ -0,0 +1,112 @@
+#include "cmake.hpp"
+
+#include <filesystem>
+#include <toml.hpp>
+
+namespace fs = std::filesystem;
+
+namespace cmkr::cmake {
+
+namespace detail {
+std::vector<std::string> to_string_vec(
+    const std::vector<toml::basic_value<toml::discard_comments, std::unordered_map, std::vector>>
+        vals) {
+    std::vector<std::string> temp;
+    for (const auto &val : vals)
+        temp.push_back(val.as_string());
+    return temp;
+}
+} // namespace detail
+
+CMake::CMake(const std::string &path, bool build) {
+    if (fs::exists(fs::path(path) / "cmake.toml")) {
+        if (build) {
+            const auto toml = toml::parse("cmake.toml");
+            if (toml.contains("cmake")) {
+                const auto &cmake = toml::find(toml, "cmake");
+
+                if (cmake.contains("bin-dir")) {
+                    bin_dir = toml::find(cmake, "bin-dir").as_string();
+                }
+
+                if (cmake.contains("generator")) {
+                    generator = toml::find(cmake, "generator").as_string();
+                }
+
+                if (cmake.contains("arguments")) {
+                    gen_args = detail::to_string_vec(toml::find(cmake, "arguments").as_array());
+                }
+            }
+        } else {
+            const auto toml = toml::parse((fs::path(path) / "cmake.toml").string());
+            if (toml.contains("cmake")) {
+                const auto &cmake = toml::find(toml, "cmake");
+                cmake_version = toml::find(cmake, "minimum").as_string();
+
+                if (cmake.contains("cpp-flags")) {
+                    cppflags = detail::to_string_vec(toml::find(cmake, "cpp-flags").as_array());
+                }
+
+                if (cmake.contains("c-flags")) {
+                    cflags = detail::to_string_vec(toml::find(cmake, "c-flags").as_array());
+                }
+
+                if (cmake.contains("link-flags")) {
+                    linkflags = detail::to_string_vec(toml::find(cmake, "link-flags").as_array());
+                }
+
+                if (cmake.contains("subdirs")) {
+                    subdirs = detail::to_string_vec(toml::find(cmake, "subdirs").as_array());
+                }
+            }
+
+            if (toml.contains("project")) {
+                const auto &project = toml::find(toml, "project");
+                proj_name = toml::find(project, "name").as_string();
+                proj_version = toml::find(project, "version").as_string();
+            }
+
+            if (toml.contains("find-package")) {
+                using pkg_map = std::map<std::string, std::string>;
+                packages = toml::find<pkg_map>(toml, "find-package");
+            }
+
+            if (toml.contains("fetch-content")) {
+                using content_map = std::map<std::string, std::map<std::string, std::string>>;
+                contents = toml::find<content_map>(toml, "fetch-content");
+            }
+
+            if (toml.contains("bin")) {
+                const auto &bins = toml::find(toml, "bin").as_array();
+
+                for (const auto &bin : bins) {
+                    Bin b;
+                    b.name = toml::find(bin, "name").as_string();
+                    b.type = toml::find(bin, "type").as_string();
+
+                    b.sources = detail::to_string_vec(toml::find(bin, "sources").as_array());
+
+                    if (bin.contains("include-dirs")) {
+                        b.include_dirs =
+                            detail::to_string_vec(toml::find(bin, "include-dirs").as_array());
+                    }
+
+                    if (bin.contains("link-libs")) {
+                        b.link_libs =
+                            detail::to_string_vec(toml::find(bin, "link-libs").as_array());
+                    }
+
+                    if (bin.contains("features")) {
+                        b.features = detail::to_string_vec(toml::find(bin, "features").as_array());
+                    }
+
+                    if (bin.contains("defines")) {
+                        b.defines = detail::to_string_vec(toml::find(bin, "defines").as_array());
+                    }
+                    binaries.push_back(b);
+                }
+            }
+        }
+    }
+}
+} // namespace cmkr::cmake

src/cmake.hpp

@@ -0,0 +1,37 @@
+#pragma once
+
+#include <map>
+#include <string>
+#include <vector>
+
+namespace cmkr::cmake {
+
+struct Bin {
+    std::string name;
+    std::string type;
+    std::vector<std::string> sources;
+    std::vector<std::string> include_dirs;
+    std::vector<std::string> features;
+    std::vector<std::string> defines;
+    std::vector<std::string> link_libs;
+};
+
+struct CMake {
+    std::string cmake_version = "3.14";
+    std::string bin_dir = "bin";
+    std::string generator;
+    std::vector<std::string> subdirs;
+    std::vector<std::string> cppflags;
+    std::vector<std::string> cflags;
+    std::vector<std::string> linkflags;
+    std::vector<std::string> gen_args;
+    std::vector<std::string> build_args;
+    std::string proj_name;
+    std::string proj_version;
+    std::map<std::string, std::string> packages;
+    std::map<std::string, std::map<std::string, std::string>> contents;
+    std::vector<Bin> binaries;
+    CMake(const std::string &path, bool build);
+};
+
+} // namespace cmkr::cmake

src/error.h

@@ -24,7 +24,7 @@ struct Status {
 extern "C" {
 #endif
 
-const char *cmkr_error_status(int);
+const char *cmkr_error_status_string(int);
 
 #ifdef __cplusplus
 }

src/gen.cpp

@@ -1,18 +1,16 @@
 #include "gen.h"
+#include "cmake.hpp"
 #include "error.h"
 #include "literals.h"
 
 #include <filesystem>
 #include <fstream>
-#include <map>
 #include <new>
 #include <sstream>
 #include <stdexcept>
 #include <stdio.h>
 #include <string.h>
 #include <string>
-#include <string_view>
-#include <toml.hpp>
 
 namespace fs = std::filesystem;
 
@@ -75,166 +73,145 @@ int generate_project(const char *str) {
 }
 
 int generate_cmake(const char *path) {
-    std::stringstream ss;
-    std::vector<std::string> subdirs;
-
-    const auto toml = toml::parse((fs::path(path) / "cmake.toml").string());
-    if (toml.contains("cmake")) {
-        const auto &cmake = toml::find(toml, "cmake");
-        const std::string cmake_min = toml::find(cmake, "minimum").as_string();
-        ss << "cmake_minimum_required(VERSION " << cmake_min << ")\n\n";
-
-        ss << "set(CMAKE_EXPORT_COMPILE_COMMANDS ON)\n\n";
-
-        if (cmake.contains("cpp-flags")) {
-            ss << "set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS}\"";
-            const auto flags = toml::find(cmake, "cpp-flags").as_array();
-            for (const auto &flag : flags) {
-                ss << " " << std::string_view(flag.as_string());
+    if (fs::exists(fs::path(path) / "cmake.toml")) {
+        cmake::CMake cmake(path, false);
+        std::stringstream ss;
+
+        if (!cmake.cmake_version.empty()) {
+            ss << "cmake_minimum_required(VERSION " << cmake.cmake_version << ")\n\n";
+
+            ss << "set(CMAKE_EXPORT_COMPILE_COMMANDS ON)\n\n";
+        }
+
+        if (!cmake.cppflags.empty()) {
+            ss << "set(CMAKE_CXX_FLAGS ${CMAKE_CXX_FLAGS} \"";
+            for (const auto &flag : cmake.cppflags) {
+                ss << flag << " ";
             }
             ss << "\")\n\n";
         }
 
-        if (cmake.contains("c-flags")) {
-            ss << "set(CMAKE_C_FLAGS ${CMAKE_C_FLAGS}\"";
-            const auto flags = toml::find(cmake, "c-flags").as_array();
-            for (const auto &flag : flags) {
-                ss << " " << std::string_view(flag.as_string());
+        if (!cmake.cflags.empty()) {
+            ss << "set(CMAKE_C_FLAGS ${CMAKE_C_FLAGS} \"";
+            for (const auto &flag : cmake.cflags) {
+                ss << flag << " ";
             }
             ss << "\")\n\n";
         }
 
-        if (cmake.contains("link-flags")) {
-            ss << "set(CMAKE_EXE_LINKER_FLAGS ${CMAKE_EXE_LINKER_FLAGS}\"";
-            const auto flags = toml::find(cmake, "link-flags").as_array();
-            for (const auto &flag : flags) {
-                ss << " " << std::string_view(flag.as_string());
+        if (!cmake.linkflags.empty()) {
+            ss << "set(CMAKE_EXE_LINKER_FLAGS ${CMAKE_EXE_LINKER_FLAGS} \"";
+            for (const auto &flag : cmake.linkflags) {
+                ss << flag << " ";
             }
             ss << "\")\n\n";
         }
 
-        if (cmake.contains("subdirs")) {
-            const auto dirs = toml::find(cmake, "subdirs").as_array();
-            for (const auto &dir : dirs) {
+        if (!cmake.subdirs.empty()) {
+            for (const auto &dir : cmake.subdirs) {
                 ss << "add_subdirectory(" << dir << ")\n";
-                subdirs.push_back(dir.as_string());
             }
             ss << "\n\n";
         }
-    }
-
-    if (toml.contains("project")) {
-        const auto &project = toml::find(toml, "project");
-        const std::string proj_name = toml::find(project, "name").as_string();
-        const std::string proj_version = toml::find(project, "version").as_string();
 
-        ss << "project(" << proj_name << " VERSION " << proj_version << ")\n\n";
-    }
+        if (!cmake.proj_name.empty() && !cmake.proj_version.empty()) {
+            ss << "project(" << cmake.proj_name << " VERSION " << cmake.proj_version << ")\n\n";
+        }
 
-    if (toml.contains("find-package")) {
-        using pkg_map = std::map<std::string, std::string>;
-        pkg_map deps =
-            toml::find<pkg_map>(toml, "find-package");
-        for (const auto &dep : deps) {
-            ss << "find_package(" << dep.first;
-            if (dep.second != "*") {
-                ss << " " << dep.second << " CONFIG REQUIRED)\n";
-            } else {
-                ss << " CONFIG REQUIRED)\n";
+        if (!cmake.packages.empty()) {
+            for (const auto &dep : cmake.packages) {
+                ss << "find_package(" << dep.first;
+                if (dep.second != "*") {
+                    ss << " " << dep.second << " CONFIG REQUIRED)\n";
+                } else {
+                    ss << " CONFIG REQUIRED)\n";
+                }
             }
         }
-    }
 
-    if (toml.contains("fetch-content")) {
-        using content_map = std::map<std::string, std::map<std::string, std::string>>;
-        content_map deps = toml::find<content_map>(toml, "fetch-content");
-        ss << "include(FetchContent)\n\n";
-        for (const auto &dep : deps) {
-            ss << "FetchContent_Declare(\n\t" << dep.first << "\n";
-            for (const auto &arg : dep.second) {
-                ss << "\t" << arg.first << " " << arg.second << "\n";
+        if (!cmake.contents.empty()) {
+            ss << "include(FetchContent)\n\n";
+            for (const auto &dep : cmake.contents) {
+                ss << "FetchContent_Declare(\n\t" << dep.first << "\n";
+                for (const auto &arg : dep.second) {
+                    ss << "\t" << arg.first << " " << arg.second << "\n";
+                }
+                ss << "\t)\n\n"
+                   << "FetchContent_MakeAvailable(" << dep.first << ")\n\n";
             }
-            ss << "\t)\n\n"
-               << "FetchContent_MakeAvailable(" << dep.first << ")\n\n";
         }
-    }
 
-    if (toml.contains("bin")) {
-        const auto &bins = toml::find(toml, "bin").as_array();
-
-        for (const auto &bin : bins) {
-            const std::string bin_name = toml::find(bin, "name").as_string();
-            const std::string type = toml::find(bin, "type").as_string();
-            std::string bin_type;
-            std::string add_command;
-            if (type == "exe") {
-                bin_type = "";
-                add_command = "add_executable";
-            } else if (type == "shared" || type == "static") {
-                bin_type = detail::to_upper(type);
-                add_command = "add_library";
-            } else {
-                throw std::runtime_error(
-                    "Unknown binary type! Supported types are exe, shared and static");
-            }
+        if (!cmake.binaries.empty()) {
+            for (const auto &bin : cmake.binaries) {
+                std::string bin_type;
+                std::string add_command;
+                if (bin.type == "exe") {
+                    bin_type = "";
+                    add_command = "add_executable";
+                } else if (bin.type == "shared" || bin.type == "static") {
+                    bin_type = detail::to_upper(bin.type);
+                    add_command = "add_library";
+                } else {
+                    throw std::runtime_error(
+                        "Unknown binary type! Supported types are exe, shared and static");
+                }
 
-            const auto srcs = toml::find(bin, "sources").as_array();
-            ss << "set(" << detail::to_upper(bin_name) << "_SOURCES\n";
-            for (const auto &src : srcs) {
-                ss << "\t" << src << "\n";
-            }
-            ss << "\t)\n\n"
-               << add_command << "(" << bin_name << " " << bin_type << " ${"
-               << detail::to_upper(bin_name) << "_SOURCES})\n\n";
-
-            if (bin.contains("include-dirs")) {
-                const auto includes = toml::find(bin, "include-dirs").as_array();
-                ss << "target_include_directories(" << bin_name << " PUBLIC\n\t";
-                for (const auto &inc : includes) {
-                    ss << inc << "\n\t";
+                ss << "set(" << detail::to_upper(bin.name) << "_SOURCES\n";
+                for (const auto &src : bin.sources) {
+                    ss << "\t" << src << "\n";
+                }
+                ss << "\t)\n\n"
+                   << add_command << "(" << bin.name << " " << bin_type << " ${"
+                   << detail::to_upper(bin.name) << "_SOURCES})\n\n";
+
+                if (!bin.include_dirs.empty()) {
+                    ss << "target_include_directories(" << bin.name << " PUBLIC\n\t";
+                    for (const auto &inc : bin.include_dirs) {
+                        ss << inc << "\n\t";
+                    }
+                    ss << ")\n\n";
                 }
-                ss << ")\n\n";
-            }
 
-            if (bin.contains("link-libs")) {
-                const auto libraries = toml::find(bin, "link-libs").as_array();
-                ss << "target_link_libraries(" << bin_name << " PUBLIC\n\t";
-                for (const auto &l : libraries) {
-                    ss << l << "\n\t";
+                if (!bin.link_libs.empty()) {
+                    ss << "target_link_libraries(" << bin.name << " PUBLIC\n\t";
+                    for (const auto &l : bin.link_libs) {
+                        ss << l << "\n\t";
+                    }
+                    ss << ")\n\n";
                 }
-                ss << ")\n\n";
-            }
 
-            if (bin.contains("features")) {
-                const auto feats = toml::find(bin, "features").as_array();
-                ss << "target_compile_features(" << bin_name << " PUBLIC\n\t";
-                for (const auto &feat : feats) {
-                    ss << feat << "\n\t";
+                if (!bin.features.empty()) {
+                    ss << "target_compile_features(" << bin.name << " PUBLIC\n\t";
+                    for (const auto &feat : bin.features) {
+                        ss << feat << "\n\t";
+                    }
+                    ss << ")\n\n";
                 }
-                ss << ")\n\n";
-            }
 
-            if (bin.contains("defines")) {
-                const auto defs = toml::find(bin, "defines").as_array();
-                ss << "target_add_definitions(" << bin_name << " PUBLIC\n\t";
-                for (const auto &def : defs) {
-                    ss << def << "\n\t";
+                if (!bin.defines.empty()) {
+                    ss << "target_add_definitions(" << bin.name << " PUBLIC\n\t";
+                    for (const auto &def : bin.defines) {
+                        ss << def << "\n\t";
+                    }
+                    ss << ")\n\n";
                 }
-                ss << ")\n\n";
             }
         }
-    }
 
-    ss << "\n\n";
-    // printf("%s\n", ss.str().c_str());
-    std::ofstream ofs(fs::path(path) / "CMakeLists.txt");
-    if (ofs.is_open()) {
-        ofs << ss.rdbuf();
-    }
-    ofs.flush();
-    ofs.close();
-    for (const auto &sub : subdirs) {
-        generate_cmake(sub.c_str());
+        ss << "\n\n";
+        // printf("%s\n", ss.str().c_str());
+
+        std::ofstream ofs(fs::path(path) / "CMakeLists.txt");
+        if (ofs.is_open()) {
+            ofs << ss.rdbuf();
+        }
+        ofs.flush();
+        ofs.close();
+
+        for (const auto &sub : cmake.subdirs) {
+            if (fs::exists(fs::path(sub) / "cmake.toml"))
+                generate_cmake(sub.c_str());
+        }
     }
     return 0;
 }