py script

test.py

@@ -0,0 +1,69 @@
+import os
+import subprocess
+import time
+
+def get_source_files(root_dir):
+    """Récupère les fichiers et calcule la taille totale."""
+    source_files = []
+    total_size = 0
+    for root, _, files in os.walk(root_dir):
+        for file in files:
+            if file.endswith(('.c', '.h')) and len(source_files)<20000:
+                path = os.path.join(root, file)
+                source_files.append(path)
+                total_size += os.path.getsize(path)
+    return source_files, total_size
+
+def main():
+    target_dir = "linux"
+    if not os.path.exists(target_dir):
+        print(f"Erreur: Le dossier {target_dir} n'existe pas.")
+        return
+
+    print(f"--- Analyse de {target_dir} ---")
+    files, total_raw_size = get_source_files(target_dir)
+    raw_mo = total_raw_size / (1024 * 1024)
+    print(f"Fichiers trouvés : {len(files)}")
+    print(f"Taille totale brute : {raw_mo:.2f} Mo")
+
+    # 1. Compression avec TAR
+    print("\n--- Lancement de TAR -cJf (XZ) ---")
+    start_tar = time.time()
+    tar_cmd = ["tar", "-cJf", "linux_sources.tar.xz", "--files-from=-"]
+    process_tar = subprocess.Popen(tar_cmd, stdin=subprocess.PIPE)
+    process_tar.communicate(input="\n".join(files).encode())
+    end_tar = time.time()
+
+    # 2. Compression avec CCC
+    print("\n--- Lancement de CCC (Output temps réel) ---")
+    print("-" * 40)
+    start_ccc = time.time()
+    try:
+        # On laisse stdout et stderr par défaut pour voir l'output de CCC
+        subprocess.run(["./ccc"] + files, check=True)
+    except subprocess.CalledProcessError as e:
+        print(f"\nErreur fatale CCC : {e}")
+    except OSError as e:
+        print(f"\nErreur système (trop de fichiers ?) : {e}")
+        return
+    end_ccc = time.time()
+    print("-" * 40)
+
+    # 3. Calculs finaux
+    print("\n" + "="*40)
+    print(f"      RÉSULTATS (Source: {raw_mo:.2f} Mo)")
+    print("="*40)
+
+    for name, filename in [("TAR.XZ", "linux_sources.tar.xz"), ("CCC", "test.ccc")]:
+        if os.path.exists(filename):
+            size_mo = os.path.getsize(filename) / (1024 * 1024)
+            ratio = (size_mo / raw_mo) * 100
+            print(f"{name:10} : {size_mo:8.2f} Mo ({ratio:5.2f}% du total)")
+        else:
+            print(f"{name:10} : Non généré")
+
+    print(f"\nTemps TAR : {end_tar - start_tar:.2f}s")
+    print(f"Temps CCC : {end_ccc - start_ccc:.2f}s")
+
+if __name__ == "__main__":
+    main()