From ce532bbe9c03e52f80d263ea02038e9b81696e89 Mon Sep 17 00:00:00 2001
From: Florian Fischer <florian.fl.fischer@fau.de>
Date: Tue, 27 Aug 2019 15:18:25 +0200
Subject: add license to summarize.py and improve output

---
 summarize.py | 55 ++++++++++++++++++++++++++++++++++++++++++-------------
 1 file changed, 42 insertions(+), 13 deletions(-)

diff --git a/summarize.py b/summarize.py
index 6f575a9..109c399 100755
--- a/summarize.py
+++ b/summarize.py
@@ -1,23 +1,44 @@
 #!/usr/bin/env python3
 
+# Copyright 2018-2019 Florian Fischer <florian.fl.fischer@fau.de>
+#
+# This file is part of allocbench.
+#
+# allocbench is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# allocbench is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with allocbench.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Summarize the results of an allocbench run"""
+
 import argparse
 import importlib
 import os
 import pickle
+import sys
 
 import src.globalvars
 from src.util import print_status, print_debug, print_error
+from src.util import print_license_and_exit
 
 
 def specific_summary(bench, allocators):
     """Summarize bench in PWD for allocators"""
     old_allocs = bench.results["allocators"]
-    new_allocs = {k: v for k, v in old_allocs.items() if k in allocators}
+    allocs_in_set = {k: v for k, v in old_allocs.items() if k in allocators}
 
-    bench.results["allocators"] = new_allocs
+    bench.results["allocators"] = allocs_in_set
 
     # set colors
-    explicit_colors = [v["color"] for k, v in allocators.items()
+    explicit_colors = [v["color"] for k, v in allocs_in_set.items()
                        if v["color"] is not None]
     print_debug("Explicit colors:", explicit_colors)
 
@@ -26,7 +47,7 @@ def specific_summary(bench, allocators):
                     if color not in explicit_colors]
     print_debug("available colors:", avail_colors)
 
-    for _, value in allocators.items():
+    for _, value in allocs_in_set.items():
         if value["color"] is None:
             value["color"] = avail_colors.pop()
 
@@ -65,12 +86,26 @@ def bench_sum(bench):
 
 
 def main():
+    if "--license" in sys.argv:
+        print_license_and_exit()
+
     parser = argparse.ArgumentParser(description="Summarize allocbench results in allocator sets")
     parser.add_argument("results", help="path to results", type=str)
+    parser.add_argument("--license", help="print license info and exit", action='store_true')
     parser.add_argument("-b", "--benchmarks", help="benchmarks to summarize", nargs='+')
     parser.add_argument("-x", "--exclude-benchmarks", help="benchmarks to exclude", nargs='+')
 
     args = parser.parse_args()
+
+    if not os.path.isdir(args.results):
+        print_error(f"{args.results} is no directory")
+        exit(1)
+
+    if not os.path.isfile(os.path.join(args.results, "facts.save")):
+        print_error(f"{args.results} is no valid allocbench result it misses facts.save")
+        exit(1)
+
+    src.globalvars.resdir = args.results
     os.chdir(args.results)
 
     # Load facts
@@ -83,23 +118,17 @@ def main():
         if args.exclude_benchmarks and benchmark in args.exclude_benchmarks:
             continue
 
-        try:
-            bench = importlib.import_module(f"src.benchmarks.{benchmark}")
-        except ModuleNotFoundError:
-            print_error(f"Could not import {benchmark}")
-            print_error(f"Skipping {benchmark}.")
+        bench_module = importlib.import_module(f"src.benchmarks.{benchmark}")
 
-        if not hasattr(bench, benchmark):
+        if not hasattr(bench_module, benchmark):
             print_error(f"{benchmark} has no member {benchmark}")
             print_error(f"Skipping {benchmark}.")
 
-        bench = getattr(bench, benchmark)
+        bench = getattr(bench_module, benchmark)
 
         try:
             bench.load()
         except FileNotFoundError:
-            print_error(f"Could not load {benchmark}")
-            print_error(f"Skipping {benchmark}.")
             continue
 
         print_status(f"Summarizing {bench.name} ...")
-- 
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