1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
|
#! /usr/bin/python3
import os.path
import sys
import shlex
import re
from headerutils import *
header_roots = { }
extra_edges = list()
verbose = False
verbosity = 0
nodes = list()
def unpretty (name):
if name[-2:] == "_h":
name = name[:-2] + ".h"
return name.replace("_", "-")
def pretty_name (name):
name = os.path.basename (name)
return name.replace(".","_").replace("-","_").replace("/","_").replace("+","_");
depstring = ("In file included from", " from")
# indentation indicates nesting levels of included files
ignore = [ "coretypes_h",
"insn_modes_h",
"signop_h",
"wide_int_h",
"wide_int_print_h",
"insn_modes_inline_h",
"machmode_h",
"double_int_h",
"real_h",
"fixed_value_h",
"hash_table_h",
"statistics_h",
"ggc_h",
"vec_h",
"hashtab_h",
"inchash_h",
"mem_stats_traits_h",
"hash_map_traits_h",
"mem_stats_h",
"hash_map_h",
"hash_set_h",
"input_h",
"line_map_h",
"is_a_h",
"system_h",
"config_h" ]
def process_log_file (header, logfile):
if header_roots.get (header) != None:
print ("Error: already processed log file: " + header + ".log")
return
hname = pretty_name (header)
header_roots[hname] = { }
sline = list();
incfrom = list()
newinc = True
for line in logfile:
if len (line) > 21 and line[:21] in depstring:
if newinc:
incfrom = list()
newinc = False
fn = re.findall(r".*/(.*?):", line)
if len(fn) != 1:
continue
if fn[0][-2:] != ".h":
continue
n = pretty_name (fn[0])
if n not in ignore:
incfrom.append (n)
continue
newinc = True
note = re.findall (r"^.*note: (.*)", line)
if len(note) > 0:
sline.append (("note", note[0]))
else:
err_msg = re.findall (r"^.*: error: (.*)", line)
if len(err_msg) == 1:
msg = err_msg[0]
if (len (re.findall("error: forward declaration", line))) != 0:
continue
path = re.findall (r"^(.*?):.*error: ", line)
if len(path) != 1:
continue
if path[0][-2:] != ".h":
continue
fname = pretty_name (path[0])
if fname in ignore or fname[0:3] == "gt_":
continue
sline.append (("error", msg, fname, incfrom))
print (str(len(sline)) + " lines to process")
lastline = "note"
for line in sline:
if line[0] != "note" and lastline[0] == "error":
fname = lastline[2]
msg = lastline[1]
incfrom = lastline[3]
string = ""
ofname = fname
if len(incfrom) != 0:
for t in incfrom:
string = string + t + " : "
ee = (fname, t)
if ee not in extra_edges:
extra_edges.append (ee)
fname = t
print (string)
if hname not in nodes:
nodes.append(hname)
if fname not in nodes:
nodes.append (ofname)
for y in incfrom:
if y not in nodes:
nodes.append (y)
if header_roots[hname].get(fname) == None:
header_roots[hname][fname] = list()
if msg not in header_roots[hname][fname]:
print (string + ofname + " : " +msg)
header_roots[hname][fname].append (msg)
lastline = line;
dotname = "graph.dot"
graphname = "graph.png"
def build_dot_file (file_list):
output = open(dotname, "w")
output.write ("digraph incweb {\n");
for x in file_list:
if os.path.exists (x) and x[-4:] == ".log":
header = x[:-4]
logfile = open(x).read().splitlines()
process_log_file (header, logfile)
elif os.path.exists (x + ".log"):
logfile = open(x + ".log").read().splitlines()
process_log_file (x, logfile)
for n in nodes:
fn = unpretty(n)
label = n + " [ label = \"" + fn + "\" ];"
output.write (label + "\n")
if os.path.exists (fn):
h = open(fn).read().splitlines()
for l in h:
t = find_pound_include (l, True, False)
if t != "":
t = pretty_name (t)
if t in ignore or t[-2:] != "_h":
continue
if t not in nodes:
nodes.append (t)
ee = (t, n)
if ee not in extra_edges:
extra_edges.append (ee)
depcount = list()
for h in header_roots:
for dep in header_roots[h]:
label = " [ label = "+ str(len(header_roots[h][dep])) + " ];"
string = h + " -> " + dep + label
output.write (string + "\n");
if verbose:
depcount.append ((h, dep, len(header_roots[h][dep])))
for ee in extra_edges:
string = ee[0] + " -> " + ee[1] + "[ color=red ];"
output.write (string + "\n");
if verbose:
depcount.sort(key=lambda tup:tup[2])
for x in depcount:
print (" ("+str(x[2])+ ") : " + x[0] + " -> " + x[1])
if (x[2] <= verbosity):
for l in header_roots[x[0]][x[1]]:
print (" " + l)
output.write ("}\n");
files = list()
dohelp = False
edge_thresh = 0
for arg in sys.argv[1:]:
if arg[0:2] == "-o":
dotname = arg[2:]+".dot"
graphname = arg[2:]+".png"
elif arg[0:2] == "-h":
dohelp = True
elif arg[0:2] == "-v":
verbose = True
if len(arg) > 2:
verbosity = int (arg[2:])
if (verbosity == 9):
verbosity = 9999
elif arg[0:1] == "-":
print ("Unrecognized option " + arg)
dohelp = True
else:
files.append (arg)
if len(sys.argv) == 1:
dohelp = True
if dohelp:
print ("Parses the log files from the reduce-headers tool to generate")
print ("dependency graphs for the include web for specified files.")
print ("Usage: [-nnum] [-h] [-v[n]] [-ooutput] file1 [[file2] ... [filen]]")
print (" -ooutput : Specifies output to output.dot and output.png")
print (" Defaults to 'graph.dot and graph.png")
print (" -vn : verbose mode, shows the number of connections, and if n")
print (" is specified, show the messages if # < n. 9 is infinity")
print (" -h : help")
else:
print (files)
build_dot_file (files)
os.system ("dot -Tpng " + dotname + " -o" + graphname)
|
