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comparison contrib/header-tools/graph-header-logs @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 #! /usr/bin/python2
2 import os.path
3 import sys
4 import shlex
5 import re
6
7 from headerutils import *
8
9 header_roots = { }
10 extra_edges = list()
11 verbose = False
12 verbosity = 0
13 nodes = list()
14
15 def unpretty (name):
16 if name[-2:] == "_h":
17 name = name[:-2] + ".h"
18 return name.replace("_", "-")
19
20 def pretty_name (name):
21 name = os.path.basename (name)
22 return name.replace(".","_").replace("-","_").replace("/","_").replace("+","_");
23
24 depstring = ("In file included from", " from")
25
26 # indentation indicates nesting levels of included files
27 ignore = [ "coretypes_h",
28 "insn_modes_h",
29 "signop_h",
30 "wide_int_h",
31 "wide_int_print_h",
32 "insn_modes_inline_h",
33 "machmode_h",
34 "double_int_h",
35 "real_h",
36 "fixed_value_h",
37 "hash_table_h",
38 "statistics_h",
39 "ggc_h",
40 "vec_h",
41 "hashtab_h",
42 "inchash_h",
43 "mem_stats_traits_h",
44 "hash_map_traits_h",
45 "mem_stats_h",
46 "hash_map_h",
47 "hash_set_h",
48 "input_h",
49 "line_map_h",
50 "is_a_h",
51 "system_h",
52 "config_h" ]
53
54 def process_log_file (header, logfile):
55 if header_roots.get (header) != None:
56 print "Error: already processed log file: " + header + ".log"
57 return
58 hname = pretty_name (header)
59 header_roots[hname] = { }
60
61 sline = list();
62 incfrom = list()
63 newinc = True
64 for line in logfile:
65 if len (line) > 21 and line[:21] in depstring:
66 if newinc:
67 incfrom = list()
68 newinc = False
69 fn = re.findall(ur".*/(.*?):", line)
70 if len(fn) != 1:
71 continue
72 if fn[0][-2:] != ".h":
73 continue
74 n = pretty_name (fn[0])
75 if n not in ignore:
76 incfrom.append (n)
77 continue
78 newinc = True
79 note = re.findall (ur"^.*note: (.*)", line)
80 if len(note) > 0:
81 sline.append (("note", note[0]))
82 else:
83 err_msg = re.findall (ur"^.*: error: (.*)", line)
84 if len(err_msg) == 1:
85 msg = err_msg[0]
86 if (len (re.findall("error: forward declaration", line))) != 0:
87 continue
88 path = re.findall (ur"^(.*?):.*error: ", line)
89 if len(path) != 1:
90 continue
91 if path[0][-2:] != ".h":
92 continue
93 fname = pretty_name (path[0])
94 if fname in ignore or fname[0:3] == "gt_":
95 continue
96 sline.append (("error", msg, fname, incfrom))
97
98 print str(len(sline)) + " lines to process"
99 lastline = "note"
100 for line in sline:
101 if line[0] != "note" and lastline[0] == "error":
102 fname = lastline[2]
103 msg = lastline[1]
104 incfrom = lastline[3]
105 string = ""
106 ofname = fname
107 if len(incfrom) != 0:
108 for t in incfrom:
109 string = string + t + " : "
110 ee = (fname, t)
111 if ee not in extra_edges:
112 extra_edges.append (ee)
113 fname = t
114 print string
115
116 if hname not in nodes:
117 nodes.append(hname)
118 if fname not in nodes:
119 nodes.append (ofname)
120 for y in incfrom:
121 if y not in nodes:
122 nodes.append (y)
123
124
125 if header_roots[hname].get(fname) == None:
126 header_roots[hname][fname] = list()
127 if msg not in header_roots[hname][fname]:
128 print string + ofname + " : " +msg
129 header_roots[hname][fname].append (msg)
130 lastline = line;
131
132
133 dotname = "graph.dot"
134 graphname = "graph.png"
135
136
137 def build_dot_file (file_list):
138 output = open(dotname, "w")
139 output.write ("digraph incweb {\n");
140 for x in file_list:
141 if os.path.exists (x) and x[-4:] == ".log":
142 header = x[:-4]
143 logfile = open(x).read().splitlines()
144 process_log_file (header, logfile)
145 elif os.path.exists (x + ".log"):
146 logfile = open(x + ".log").read().splitlines()
147 process_log_file (x, logfile)
148
149 for n in nodes:
150 fn = unpretty(n)
151 label = n + " [ label = \"" + fn + "\" ];"
152 output.write (label + "\n")
153 if os.path.exists (fn):
154 h = open(fn).read().splitlines()
155 for l in h:
156 t = find_pound_include (l, True, False)
157 if t != "":
158 t = pretty_name (t)
159 if t in ignore or t[-2:] != "_h":
160 continue
161 if t not in nodes:
162 nodes.append (t)
163 ee = (t, n)
164 if ee not in extra_edges:
165 extra_edges.append (ee)
166
167 depcount = list()
168 for h in header_roots:
169 for dep in header_roots[h]:
170 label = " [ label = "+ str(len(header_roots[h][dep])) + " ];"
171 string = h + " -> " + dep + label
172 output.write (string + "\n");
173 if verbose:
174 depcount.append ((h, dep, len(header_roots[h][dep])))
175
176 for ee in extra_edges:
177 string = ee[0] + " -> " + ee[1] + "[ color=red ];"
178 output.write (string + "\n");
179
180
181 if verbose:
182 depcount.sort(key=lambda tup:tup[2])
183 for x in depcount:
184 print " ("+str(x[2])+ ") : " + x[0] + " -> " + x[1]
185 if (x[2] <= verbosity):
186 for l in header_roots[x[0]][x[1]]:
187 print " " + l
188
189 output.write ("}\n");
190
191
192 files = list()
193 dohelp = False
194 edge_thresh = 0
195 for arg in sys.argv[1:]:
196 if arg[0:2] == "-o":
197 dotname = arg[2:]+".dot"
198 graphname = arg[2:]+".png"
199 elif arg[0:2] == "-h":
200 dohelp = True
201 elif arg[0:2] == "-v":
202 verbose = True
203 if len(arg) > 2:
204 verbosity = int (arg[2:])
205 if (verbosity == 9):
206 verbosity = 9999
207 elif arg[0:1] == "-":
208 print "Unrecognized option " + arg
209 dohelp = True
210 else:
211 files.append (arg)
212
213 if len(sys.argv) == 1:
214 dohelp = True
215
216 if dohelp:
217 print "Parses the log files from the reduce-headers tool to generate"
218 print "dependency graphs for the include web for specified files."
219 print "Usage: [-nnum] [-h] [-v[n]] [-ooutput] file1 [[file2] ... [filen]]"
220 print " -ooutput : Specifies output to output.dot and output.png"
221 print " Defaults to 'graph.dot and graph.png"
222 print " -vn : verbose mode, shows the number of connections, and if n"
223 print " is specified, show the messages if # < n. 9 is infinity"
224 print " -h : help"
225 else:
226 print files
227 build_dot_file (files)
228 os.system ("dot -Tpng " + dotname + " -o" + graphname)
229
230