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Linux_Kernel_map4vehicle
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autopep8 -i

This commit is contained in:
Costa Shulyupin 2019-11-05 20:14:54 +02:00
parent 1adfb62b1e
commit db033f3c80
1 changed files with 45 additions and 27 deletions
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72
srcxray.py
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@ -154,7 +154,7 @@ def func_referers_cscope(name):
cscope_warned = True
return []
res = list(dict.fromkeys([l.split()[1] for l in popen(r'cscope -d -L3 "%s"' %
(name)) if l not in black_list]))
(name)) if l not in black_list]))
if not res:
res = func_referers_git_grep(name)
return res
@ -346,7 +346,8 @@ def syscalls():
if not os.path.isfile(scd):
os.system("grep SYSCALL_DEFINE -r --include='*.c' > " + scd)
with open(scd, 'r') as f:
v = set(['sigsuspend', 'llseek', 'sysfs', 'sync_file_range2', 'ustat', 'bdflush'])
v = set(['sigsuspend', 'llseek', 'sysfs',
'sync_file_range2', 'ustat', 'bdflush'])
for s in f:
if any(x in s.lower() for x in ['compat', 'stub']):
continue
@ -358,7 +359,7 @@ def syscalls():
r'.*64',
r'.*32$',
r'.*16$',
}:
}:
if re.match(p, m.group(2)):
m = None
break
@ -458,7 +459,8 @@ def digraph_tree(dg, starts=None, black_list=black_list):
starts = {}
for i in [n for (n, d) in dg.in_degree if not d]:
starts[i] = dg.out_degree(i)
starts = [a[0] for a in sorted(starts.items(), key=lambda k: k[1], reverse=True)]
starts = [a[0] for a in sorted(
starts.items(), key=lambda k: k[1], reverse=True)]
if len(starts) == 1:
sub(starts[0])
elif len(starts) > 1:
@ -481,7 +483,8 @@ def digraph_print(dg, starts=None, dst_fn=None, sort=False):
return
outs = {_: dg.out_degree(_) for _ in dg.successors(node)}
if sort:
outs = {a: b for a, b in sorted(outs.items(), key=lambda k: k[1], reverse=True)}
outs = {a: b for a, b in sorted(
outs.items(), key=lambda k: k[1], reverse=True)}
s = ''
if 'rank' in dg.nodes[node]:
s = str(dg.nodes[node]['rank'])
@ -503,7 +506,8 @@ def digraph_print(dg, starts=None, dst_fn=None, sort=False):
starts = {}
for i in [n for (n, d) in dg.in_degree if not d]:
starts[i] = dg.out_degree(i)
starts = [a[0] for a in sorted(starts.items(), key=lambda k: k[1], reverse=True)]
starts = [a[0] for a in sorted(
starts.items(), key=lambda k: k[1], reverse=True)]
if len(starts) > 1:
print_limited(default_root, dst)
for s in starts:
@ -540,7 +544,8 @@ def cflow_preprocess(a):
s = re.sub(r"^static __initdata int \(\*actions\[\]\)\(void\) = ",
"int actions()", s) # init/initramfs.c
s = re.sub(r"^static ", "", s)
s = re.sub(r"SENSOR_DEVICE_ATTR.*\((\w*),", r"void sensor_dev_attr_\1()(", s)
s = re.sub(r"SENSOR_DEVICE_ATTR.*\((\w*),",
r"void sensor_dev_attr_\1()(", s)
s = re.sub(r"COMPAT_SYSCALL_DEFINE[0-9]\((\w*),",
r"compat_sys_\1(", s)
s = re.sub(r"SYSCALL_DEFINE[0-9]\((\w*)", r"sys_\1(", s)
@ -559,14 +564,14 @@ def cflow_preprocess(a):
cflow_param = {
"modifier": "__init __inline__ noinline __initdata __randomize_layout asmlinkage "
" __visible __init __leaf__ __ref __latent_entropy __init_or_module ",
"modifier": "__init __inline__ noinline __initdata __randomize_layout asmlinkage "
" __visible __init __leaf__ __ref __latent_entropy __init_or_module libmosq_EXPORT",
"wrapper": "__attribute__ __section__ "
"TRACE_EVENT MODULE_AUTHOR MODULE_DESCRIPTION MODULE_LICENSE MODULE_LICENSE MODULE_SOFTDEP "
"INIT_THREAD_INFO "
"__acquires __releases __ATTR"
# "wrapper": "__setup early_param"
}
}
# export CPATH=:include:arch/x86/include:../build/include/:../build/arch/x86/include/generated/:include/uapi
# srcxray.py "'\n'.join(cflow('init/main.c'))"
@ -580,7 +585,8 @@ def cflow(a=None):
else:
cflow_param['modifier'] += ' ' + a
if not a:
a = "$(cat cscope.files)" if os.path.isfile('cscope.files') else "*.c *.h *.cpp *.hh "
a = "$(cat cscope.files)" if os.path.isfile(
'cscope.files') else "*.c *.h *.cpp *.hh "
elif isinstance(a, list):
pass
elif os.path.isdir(a):
@ -594,8 +600,8 @@ def cflow(a=None):
# + "-DCONFIG_KALLSYMSZ "
+ "--preprocess='srcxray.py cflow_preprocess' "
+ ''.join([''.join(["--symbol={0}:{1} ".format(w, p)
for w in cflow_param[p].split()])
for p in cflow_param.keys()])
for w in cflow_param[p].split()])
for p in cflow_param.keys()])
+ " --include=_sxt --brief --level-indent='0=\t' "
+ a)
# print(cflow)
@ -682,22 +688,25 @@ def write_dot(g, dot):
ranks[r].append(n)
if not g.out_degree(n):
continue
dot.write('"%s" -> { ' % (n))
dot.write(' '.join(['"%s"' % (str(a)) for a in g.successors(n)]))
dot.write('"%s" -> { ' % re.escape(n))
dot.write(' '.join(['"%s"' % (re.escape(str(a)))
for a in g.successors(n)]))
if scaled and r and int(r):
dot.write(' } [penwidth=%d label=%d];\n' % (100/r, r))
else:
dot.write(' } ;\n')
print(ranks.keys())
for r in ranks.keys():
dot.write("{ rank=same %s }\n" % (' '.join(['"%s"' % (str(a)) for a in ranks[r]])))
dot.write("{ rank=same %s }\n" %
(' '.join(['"%s"' % (str(a)) for a in ranks[r]])))
for n in g.nodes():
prop = Munch()
if scaled and len(ranks):
prop.fontsize = 500 + 10000 / (len(ranks[rank(g, n)]) + 1)
# prop.label = n + ' ' + str(rank(g,n))
if prop:
dot.write('"%s" [%s]\n' % (n, ','.join(['%s="%s"' % (a, str(prop[a])) for a in prop])))
dot.write('"%s" [%s]\n' % (re.escape(n), ','.join(
['%s="%s"' % (a, str(prop[a])) for a in prop])))
elif not g.number_of_edges():
dot.write('"%s"\n' % (n))
# else:
@ -716,7 +725,8 @@ def read_dot(dot):
if '->' in a:
m = re.match('"?([^"]+)"? -> {(.+)}', a)
if m:
dg.add_edges_from([(m.group(1), b.strip('"')) for b in m.group(2).split() if b != m.group(1)])
dg.add_edges_from([(m.group(1), b.strip('"'))
for b in m.group(2).split() if b != m.group(1)])
else:
m = re.match('"?([^"]+)"? -> "?([^"]*)"?;', a)
if m:
@ -809,7 +819,8 @@ def cflow_dir(a):
# c -> cflow and dot
g = import_cflow(c, Path(c).with_suffix(".cflow"))
write_dot(g, dot)
print(dot, popen("ctags -x %s | wc -l" % (c))[0], len(set(e[0] for e in g.edges())))
print(dot, popen("ctags -x %s | wc -l" % (c))
[0], len(set(e[0] for e in g.edges())))
else:
print(dot)
try:
@ -863,7 +874,8 @@ def cflow_linux():
start_kernel = digraph_tree(all, ['start_kernel'])
write_dot(start_kernel, 'start_kernel.dot')
write_dot(reduce_graph(start_kernel), 'start_kernel-reduced.dot')
write_dot(reduce_graph(reduce_graph(start_kernel)), 'start_kernel-reduced2.dot')
write_dot(reduce_graph(reduce_graph(start_kernel)),
'start_kernel-reduced2.dot')
write_dot(reduce_graph(digraph_tree(all, ['sys_clone'])), 'sys_clone.dot')
@ -1011,15 +1023,21 @@ class _unittest_autotest(unittest.TestCase):
self.assertEqual(list(g.successors("2")), ["3", "4"])
self.assertTrue(os.path.isdir('include/linux/'))
os.chdir('init')
self.assertEqual('\t\t\t\t\tprepare_namespace ^', popen('srcxray.py referers_tree nfs_root_data')[-1])
self.assertEqual('initrd_load: prepare_namespace', popen('srcxray.py referers_dep nfs_root_data')[-1])
self.assertEqual('calibrate_delay_converge: __delay', popen('srcxray.py call_dep start_kernel')[-2])
self.assertEqual('\t\tcpu_startup_entry', popen('srcxray.py call_tree start_kernel')[-1])
self.assertEqual('\t\t\t\t\tprepare_namespace ^', popen(
'srcxray.py referers_tree nfs_root_data')[-1])
self.assertEqual('initrd_load: prepare_namespace', popen(
'srcxray.py referers_dep nfs_root_data')[-1])
self.assertEqual('calibrate_delay_converge: __delay',
popen('srcxray.py call_dep start_kernel')[-2])
self.assertEqual('\t\tcpu_startup_entry', popen(
'srcxray.py call_tree start_kernel')[-1])
os.chdir('..')
self.assertTrue(syscalls().number_of_edges() > 400)
# digraph_print:
self.assertEqual("\t\tmount_initrd ^", popen("srcxray.py import_cflow init/do_mounts_initrd.c")[-1])
self.assertEqual("\t\t4", popen('srcxray.py "nx.DiGraph([{1,2},{2,3},{2,4}])"')[-1])
self.assertEqual("\t\tmount_initrd ^", popen(
"srcxray.py import_cflow init/do_mounts_initrd.c")[-1])
self.assertEqual("\t\t4", popen(
'srcxray.py "nx.DiGraph([{1,2},{2,3},{2,4}])"')[-1])
def main():
@ -1037,7 +1055,7 @@ def main():
ret = eval(a1 + ".main()")
else:
ret = eval(a1 + '(' + ', '.join("'%s'" % (a)
for a in sys.argv[1:]) + ')')
for a in sys.argv[1:]) + ')')
if isinstance(ret, nx.DiGraph):
digraph_print(ret)
elif isinstance(ret, bool) and ret is False: