add "build" command

neb/src/build.py

@@ -0,0 +1,33 @@
+from .util import libs_dir, print_error_message
+from .console import console
+
+import sys
+import os
+import glob
+import pathlib
+import subprocess
+
+def build(args):
+    comet_libs_dir = libs_dir()
+    
+    folder_path = pathlib.Path(args.path).resolve()
+    folder_name = folder_path.name
+    
+    out_path = os.path.join(comet_libs_dir, f"{folder_name}.cometlib")
+    
+    c_files = glob.glob(f"{args.path}/*.c", recursive=True)
+    if len(c_files) == 0:
+        print_error_message(f"No C files were found in that directory! [d white]({folder_name})[/d white]")
+        sys.exit(1)
+    
+    with console.status("Building", spinner="moon") as status:
+        try:       
+            subprocess.run(
+                ["gcc"] + c_files + ["-fPIC", "-shared", "-Wl,-undefined,symbol_lookup", "-o", out_path] + args.gcc_args,
+                check=True
+            )
+        except subprocess.CalledProcessError as e:
+            print_error_message(f"Failed to install [b]{folder_name}[/]: build failed!")
+            sys.exit(1)
+            
+    console.log(f"[b][:white_check_mark:] Installed [green]{folder_name}[/green]![/b]")