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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

llvm-svn: 297036
This commit is contained in:
Zachary Turner 2017-03-06 17:41:00 +00:00
parent e030d10b62
commit 1d752974c1
1 changed files with 42 additions and 26 deletions
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68
lldb/scripts/analyze-project-deps.py
View File

@ -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