From 36cb5079f273aaf9a84882749e3e15cd2ca70829 Mon Sep 17 00:00:00 2001
From: Amlal El Mahrouss <amlal@nekernel.org>
Date: Sat, 29 Nov 2025 01:28:48 -0500
Subject: feat: new `-build-system` switch for NeBuild.

Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
---
 src/cli/AppMain.cc | 83 --------------------------------------------------
 src/cli/main.cc    | 89 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 89 insertions(+), 83 deletions(-)
 delete mode 100644 src/cli/AppMain.cc
 create mode 100644 src/cli/main.cc

(limited to 'src')

diff --git a/src/cli/AppMain.cc b/src/cli/AppMain.cc
deleted file mode 100644
index 173820b..0000000
--- a/src/cli/AppMain.cc
+++ /dev/null
@@ -1,83 +0,0 @@
-
-// ============================================================= //
-// nebuild
-// Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under BSD-3 license.
-// ============================================================= //
-
-#include <NeBuildKit/JSONManifestBuilder.h>
-#include <NeBuildKit/TOMLManifestBuilder.h>
-
-static bool kFailed = false;
-static bool kDryRun = false;
-
-int main(int argc, char** argv) {
-  if (argc <= 1) return EXIT_FAILURE;
-
-  for (size_t index = 1; index < argc; ++index) {
-    std::string index_path = argv[index];
-
-    if (index_path == "-v" || index_path == "-version") {
-      NeBuild::Logger::info() << "NeKernel Build.\n";
-      NeBuild::Logger::info()
-          << "Bugs, Issues? Check out: https://github.com/nekernel-org/nebuild/issues\n";
-
-      return EXIT_SUCCESS;
-    } else if (index_path == "-dry-run" || index_path == "-n") {
-      kDryRun = true;
-      continue;
-    } else if (index_path == "-h" || index_path == "-help") {
-      NeBuild::Logger::info() << "usage: nebuild <file>\n";
-
-      return EXIT_SUCCESS;
-    }
-
-    if (index_path.starts_with("-")) {
-      NeBuild::Logger::info() << "error: unknown option '" << index_path << "'\n";
-
-      return EXIT_FAILURE;
-    }
-
-    std::thread job_build_thread(
-        [](std::string index_path) -> void {
-          NeBuild::IManifestBuilder* builder = nullptr;
-
-          const auto kJsonExtension = ".json";
-
-          if (index_path.ends_with(kJsonExtension)) {
-            builder = new NeBuild::JSONManifestBuilder();
-
-            if (!builder) {
-              kFailed = true;
-              return;
-            }
-          } else {
-            const auto kTomlExtension = ".toml";
-            builder                   = new NeBuild::TOMLManifestBuilder();
-
-            if (index_path.ends_with(kTomlExtension)) {
-              goto end;
-            } else {
-              NeBuild::Logger::info()
-                  << "error: file '" << index_path << "' is not a manifest file!" << std::endl;
-              kFailed = true;
-              return;
-            }
-          }
-
-        end:
-          NeBuild::Logger::info() << "building manifest: " << index_path << std::endl;
-
-          if (builder && !builder->BuildTarget(index_path, kDryRun)) {
-            kFailed = true;
-          }
-
-          delete builder;
-          builder = nullptr;
-        },
-        index_path);
-
-    job_build_thread.join();
-  }
-
-  return kFailed ? EXIT_FAILURE : EXIT_SUCCESS;
-}
diff --git a/src/cli/main.cc b/src/cli/main.cc
new file mode 100644
index 0000000..cbce3c0
--- /dev/null
+++ b/src/cli/main.cc
@@ -0,0 +1,89 @@
+
+// ============================================================= //
+// nebuild
+// Copyright (C) 2024-2025, Amlal El Mahrouss, licensed under BSD-3 license.
+// ============================================================= //
+
+#include <NeBuildKit/JSONManifestBuilder.h>
+#include <NeBuildKit/TOMLManifestBuilder.h>
+#include "NeBuildKit/Defines.h"
+
+static bool kFailed = false;
+static bool kDryRun = false;
+
+int main(int argc, char** argv) {
+  if (argc <= 1) return EXIT_FAILURE;
+
+  for (size_t index = 1; index < argc; ++index) {
+    std::string index_path = argv[index];
+
+    if (index_path == "-v" || index_path == "-version") {
+      NeBuild::Logger::info() << "NeKernel Build.\n";
+      NeBuild::Logger::info()
+          << "Bugs, Issues? Check out: https://github.com/nekernel-org/nebuild/issues\n";
+
+      return EXIT_SUCCESS;
+    } else if (index_path == "-dry-run" || index_path == "-n") {
+      kDryRun = true;
+      continue;
+    } else if (index_path == "-h" || index_path == "-help") {
+      NeBuild::Logger::info() << "usage: nebuild <options> <file>.\n";
+
+      return EXIT_SUCCESS;
+    }
+
+    auto index_cpy = index;
+
+    std::thread job_build_thread(
+        [&index_path, &index, &index_cpy, &argv]() -> void {
+          NeBuild::IManifestBuilder* builder = nullptr;
+
+          const auto kJsonExtension = ".json";
+
+          if (index_path.ends_with(kJsonExtension)) {
+            builder = new NeBuild::JSONManifestBuilder();
+
+            if (!builder) {
+              kFailed = true;
+              return;
+            }
+          } else {
+            const auto kTomlExtension = ".toml";
+            builder                   = new NeBuild::TOMLManifestBuilder();
+
+            if (index_path.ends_with(kTomlExtension)) {
+              goto toml_build;
+            } else {
+              NeBuild::Logger::info()
+                  << "error: file '" << index_path << "' is not a manifest file!" << std::endl;
+              kFailed = true;
+              return;
+            }
+          }
+
+        toml_build:
+          std::string next_path;
+
+          if (argv[index_cpy + 1]) next_path = argv[index_cpy + 1];
+
+          if (next_path == "-build-system") {
+            NeBuild::Logger::info() << builder->BuildSystem() << std::endl;
+            std::exit(EXIT_SUCCESS);
+          }
+
+          NeBuild::Logger::info() << "building manifest: " << index_path << std::endl;
+
+          if (builder && !builder->BuildTarget(index_path, kDryRun)) {
+            kFailed = true;
+          }
+
+        toml_build_done:
+          delete builder;
+          builder = nullptr;
+        });
+
+    job_build_thread.join();
+  }
+
+  return kFailed ? EXIT_FAILURE : EXIT_SUCCESS;
+}
-- 
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