mirror of
https://github.com/autc04/Retro68.git
synced 2024-09-08 20:55:01 +00:00
152 lines
3.8 KiB
Python
Executable File
152 lines
3.8 KiB
Python
Executable File
#! /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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tabstop = 2
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padding = " "
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seen = { }
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output = list()
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summary = list()
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sawcore = False
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# list of headers to emphasize
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highlight = list ()
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bld_dir = ""
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# search path for headers
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incl_dirs = ["../include", "../libcpp/include", "common", "c-family", "c", "cp", "config" ]
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# extra search paths to look in *after* the directory the source file is in.
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# append (1) to the end of the first line which includes INC in list INC.
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def append_1 (output, inc):
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for n,t in enumerate (output):
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idx = t.find(inc)
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if idx != -1:
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eos = idx + len (inc)
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t = t[:eos] + " (1)" + t[eos+1:]
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output[n] = t
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return
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# These headers show up as duplicates in rtl.h due to conditional code arund the includes
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rtl_core = [ "machmode.h" , "signop.h" , "wide-int.h" , "double-int.h" , "real.h" , "fixed-value.h" , "statistics.h" , "vec.h" , "hash-table.h" , "hash-set.h" , "input.h" , "is-a.h" ]
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def find_include_data (inc):
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global sawcore
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for x in incl_dirs:
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nm = x+"/"+inc
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if os.path.exists (nm):
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info = find_unique_include_list (nm)
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# rtl.h mimics coretypes for GENERATOR FILES, remove if coretypes.h seen.
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if inc == "coretypes.h":
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sawcore = True
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elif inc == "rtl.h" and sawcore:
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for i in rtl_core:
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if i in info:
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info.remove (i)
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return info
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return list()
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def process_include (inc, indent):
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if inc[-2:] != ".h":
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return
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bname = os.path.basename (inc)
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if bname in highlight:
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arrow = " <<-------"
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if bname not in summary:
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summary.append (bname)
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else:
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arrow = ""
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if seen.get(inc) == None:
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seen[inc] = 1
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output.append (padding[:indent*tabstop] + bname + arrow)
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info = find_include_data (inc)
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for y in info:
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process_include (y, indent+1)
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else:
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seen[inc] += 1
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if (seen[inc] == 2):
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append_1(output, inc)
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output.append (padding[:indent*tabstop] + bname + " ("+str(seen[inc])+")" + arrow)
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extradir = list()
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usage = False
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src = list()
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for x in sys.argv[1:]:
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if x[0:2] == "-i":
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bld = x[2:]
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extradir.append (bld)
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elif x[0:2] == "-s":
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highlight.append (os.path.basename (x[2:]))
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elif x[0:2] == "-h":
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usage = True
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else:
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src.append (x)
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if len(src) != 1:
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usage = True
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elif not os.path.exists (src[0]):
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print src[0] + ": Requested source file does not exist.\n"
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usage = True
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if usage:
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print "show-headers [-idir] [-sfilen] file1 "
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print " "
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print " Show a hierarchical visual format how many times each header file"
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print " is included in a source file. Should be run from the source directory"
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print " files from find-include-depends"
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print " -s : search for a header, and point it out."
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print " -i : Specifies additonal directories to search for includes."
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sys.exit(0)
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if extradir:
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incl_dirs = extradir + incl_dirs;
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blddir = find_gcc_bld_dir ("../..")
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if blddir:
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print "Using build directory: " + blddir
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incl_dirs.insert (0, blddir)
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else:
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print "Could not find a build directory, better results if you specify one with -i"
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# search path is now ".", blddir, extradirs_from_-i, built_in_incl_dirs
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incl_dirs.insert (0, ".")
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# if source is in a subdirectory, prepend the subdirectory to the search list
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x = src[0]
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srcpath = os.path.dirname(x)
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if srcpath:
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incl_dirs.insert (0, srcpath)
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output = list()
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sawcore = False
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data = open (x).read().splitlines()
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for line in data:
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d = find_pound_include (line, True, True)
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if d and d[-2:] == ".h":
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process_include (d, 1)
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print "\n" + x
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for line in output:
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print line
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if highlight:
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print " "
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for h in summary:
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print h + " is included by source file."
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for h in highlight:
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if h not in summary:
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print h + " is not included by source file."
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