[Lldb-commits] [lldb] r297036 - A few improvements to deps analysis scripts.
Zachary Turner via lldb-commits
lldb-commits at lists.llvm.org
Mon Mar 6 09:41:00 PST 2017
Author: zturner
Date: Mon Mar 6 11:41:00 2017
New Revision: 297036
URL: http://llvm.org/viewvc/llvm-project?rev=297036&view=rev
Log:
A few improvements to deps analysis scripts.
1) Looks in Plugins and clang
2) Adds a mode to display the deps sorted by the number of times
the deps occurs in a particular project
Modified:
lldb/trunk/scripts/analyze-project-deps.py
Modified: lldb/trunk/scripts/analyze-project-deps.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/scripts/analyze-project-deps.py?rev=297036&r1=297035&r2=297036&view=diff
==============================================================================
--- lldb/trunk/scripts/analyze-project-deps.py (original)
+++ lldb/trunk/scripts/analyze-project-deps.py Mon Mar 6 11:41:00 2017
@@ -1,57 +1,68 @@
+import argparse
import os
import re
from use_lldb_suite import lldb_root
+parser = argparse.ArgumentParser(
+ description='Analyze LLDB project #include dependencies.')
+parser.add_argument('--show-counts', default=False, action='store_true',
+ help='When true, show the number of dependencies from each subproject')
+args = parser.parse_args()
+
src_dir = os.path.join(lldb_root, "source")
inc_dir = os.path.join(lldb_root, "include")
src_map = {}
-include_regex = re.compile('#include \"(lldb(.*/)+).*\"')
+include_regex = re.compile('#include \"((lldb|Plugins|clang)(.*/)+).*\"')
+
+def normalize_host(str):
+ if str.startswith("lldb/Host"):
+ return "lldb/Host"
+ return str
def scan_deps(this_dir, file):
- includes = set()
+ global src_map
+ deps = {}
+ this_dir = normalize_host(this_dir)
+ if this_dir in src_map:
+ deps = src_map[this_dir]
+
with open(file) as f:
for line in list(f):
m = include_regex.match(line)
- if m is not None:
- relative = m.groups()[0].rstrip("/")
- if relative != this_dir:
- includes.add(relative)
- return includes
-
-def insert_or_add_mapping(base, deps):
- global src_map
- if len(deps) > 0:
- if base in src_map:
- existing_deps = src_map[base]
- existing_deps.update(deps)
- else:
- src_map[base] = deps
+ if m is None:
+ continue
+ relative = m.groups()[0].rstrip("/")
+ if relative == this_dir:
+ continue
+ relative = normalize_host(relative)
+ if relative in deps:
+ deps[relative] += 1
+ else:
+ deps[relative] = 1
+ if this_dir not in src_map and len(deps) > 0:
+ src_map[this_dir] = deps
for (base, dirs, files) in os.walk(inc_dir):
dir = os.path.basename(base)
relative = os.path.relpath(base, inc_dir)
inc_files = filter(lambda x : os.path.splitext(x)[1] in [".h"], files)
- deps = set()
relative = relative.replace("\\", "/")
for inc in inc_files:
inc_path = os.path.join(base, inc)
- deps.update(scan_deps(relative, inc_path))
- insert_or_add_mapping(relative, deps)
+ scan_deps(relative, inc_path)
for (base, dirs, files) in os.walk(src_dir):
dir = os.path.basename(base)
relative = os.path.relpath(base, src_dir)
src_files = filter(lambda x : os.path.splitext(x)[1] in [".cpp", ".h", ".mm"], files)
- deps = set()
norm_base_path = os.path.normpath(os.path.join("lldb", relative))
norm_base_path = norm_base_path.replace("\\", "/")
for src in src_files:
src_path = os.path.join(base, src)
- deps.update(scan_deps(norm_base_path, src_path))
- insert_or_add_mapping(norm_base_path, deps)
+ scan_deps(norm_base_path, src_path)
pass
items = list(src_map.iteritems())
@@ -59,8 +70,13 @@ items.sort(lambda A, B : cmp(A[0], B[0])
for (path, deps) in items:
print path + ":"
- sorted_deps = list(deps)
- sorted_deps.sort()
- for dep in sorted_deps:
- print "\t" + dep
+ sorted_deps = list(deps.iteritems())
+ if args.show_counts:
+ sorted_deps.sort(lambda A, B: cmp(A[1], B[1]))
+ for dep in sorted_deps:
+ print "\t{} [{}]".format(dep[0], dep[1])
+ else:
+ sorted_deps.sort(lambda A, B: cmp(A[0], B[0]))
+ for dep in sorted_deps:
+ print "\t{}".format(dep[0])
pass
\ No newline at end of file
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