123 lines
3.1 KiB
Text
123 lines
3.1 KiB
Text
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#! /usr/bin/python2
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import os.path
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import sys
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import shlex
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import re
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from headerutils import *
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def pretty_name (name):
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return name.replace(".","_").replace("-","_").replace("/","_").replace("+","_");
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include_files = list()
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edges = 0
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one_c = False
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clink = list()
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noterm = False
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def build_inclist (output, filen):
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global edges
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global one_c
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global clink
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global noterm
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inc = build_include_list (filen)
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if one_c and filen[-2:] == ".c":
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pn = "all_c"
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else:
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pn = pretty_name(filen)
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for nm in inc:
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if pn == "all_c":
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if nm not in clink:
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if len(build_include_list(nm)) != 0 or not noterm:
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output.write (pretty_name(nm) + " -> " + pn + ";\n")
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edges = edges + 1
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if nm not in include_files:
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include_files.append(nm)
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clink.append (nm)
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else:
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output.write (pretty_name(nm) + " -> " + pn + ";\n")
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edges = edges + 1
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if nm not in include_files:
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include_files.append(nm)
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return len(inc) == 0
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dotname = "graph.dot"
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graphname = "graph.png"
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def build_dot_file (file_list):
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global one_c
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output = open(dotname, "w")
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output.write ("digraph incweb {\n");
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if one_c:
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output.write ("all_c [shape=box];\n");
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for x in file_list:
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if x[-2:] == ".h":
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include_files.append (x)
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elif os.path.exists (x):
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build_inclist (output, x)
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if not one_c:
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output.write (pretty_name (x) + "[shape=box];\n")
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for x in include_files:
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term = build_inclist (output, x)
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if term:
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output.write (pretty_name(x) + " [style=filled];\n")
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output.write ("}\n");
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files = list()
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dohelp = False
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edge_thresh = 0
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for arg in sys.argv[1:]:
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if arg[0:2] == "-o":
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dotname = arg[2:]+".dot"
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graphname = arg[2:]+".png"
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elif arg[0:2] == "-h":
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dohelp = True
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elif arg[0:2] == "-a":
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one_c = True
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if arg[0:3] == "-at":
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noterm = True
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elif arg[0:2] == "-f":
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if not os.path.exists (arg[2:]):
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print "Option " + arg +" doesn't specify a proper file"
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dohelp = True
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else:
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sfile = open (arg[2:], "r")
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srcdata = sfile.readlines()
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sfile.close()
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for x in srcdata:
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files.append(x.rstrip())
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elif arg[0:2] == "-n":
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edge_thresh = int (arg[2:])
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elif arg[0:1] == "-":
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print "Unrecognized option " + arg
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dohelp = True
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else:
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files.append (arg)
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if len(sys.argv) == 1:
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dohelp = True
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if dohelp:
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print "Generates a graph of the include web for specified files."
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print "Usage: [-finput_file] [-h] [-ooutput] [file1 ... [filen]]"
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print " -finput_file : Input file containing a list of files to process."
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print " -ooutput : Specifies output to output.dot and output.png."
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print " defaults to graph.dot and graph.png."
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print " -nnum : Specifies the # of edges beyond which sfdp is invoked. def=0."
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print " -a : Aggregate all .c files to 1 file. Shows only include web."
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print " -at : Aggregate, but don't include terminal.h to .c links."
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print " -h : Print this help."
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else:
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print files
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build_dot_file (files)
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if edges > edge_thresh:
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os.system ("sfdp -Tpng " + dotname + " -o" + graphname)
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else:
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os.system ("dot -Tpng " + dotname + " -o" + graphname)
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