toaruos/util/auto-dep.py
2015-04-04 12:33:30 -07:00

122 lines
4.9 KiB
Python
Executable File

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
import os
import sys
try:
TOOLCHAIN_PATH = os.environ['TOOLCHAIN']
except KeyError:
# This is not good, but we need to let it happen for the make file
TOOLCHAIN_PATH = ""
class Classifier(object):
dependency_hints = {
# Core libraries
'<math.h>': (None, '-lm', []),
'<cairo.h>': ('cairo', '-lcairo', ['<ft2build.h>', '<pixman.h>']),
'<ft2build.h>': ('freetype2', '-lfreetype', []),
'<pixman.h>': ('pixman-1', '-lpixman-1', ['<math.h>']),
'<GL/osmesa.h>': (None, '-lOSMesa', []),
'<GL/glu.h>': (None, '-lGLU', []),
'<ncurses.h>': ('ncurses', '-lncurses', []),
'<panel.h>': (None, '-lpanel', ['<ncurses.h>']),
'<menu.h>': (None, '-lmenu', ['<ncurses.h>']),
'<zlib.h>': (None, '-lz', ['<math.h>']),
'<png.h>': (None, '-lpng', ['<zlib.h>']),
# Toaru Standard Library
'"lib/toaru_auth.h"': (None, 'userspace/lib/toaru_auth.o', ['"lib/sha2.h"']),
'"lib/kbd.h"': (None, 'userspace/lib/kbd.o', []),
'"lib/list.h"': (None, 'userspace/lib/list.o', []),
'"lib/hashmap.h"': (None, 'userspace/lib/hashmap.o', ['"lib/list.h"']),
'"lib/tree.h"': (None, 'userspace/lib/tree.o', ['"lib/list.h"']),
'"lib/testing.h"': (None, 'userspace/lib/testing.o', []),
'"lib/pthread.h"': (None, 'userspace/lib/pthread.o', []),
'"lib/sha2.h"': (None, 'userspace/lib/sha2.o', []),
'"lib/pex.h"': (None, 'userspace/lib/pex.o', []),
'"lib/graphics.h"': (None, 'userspace/lib/graphics.o', ['<png.h>']),
'"lib/shmemfonts.h"': (None, 'userspace/lib/shmemfonts.o', ['"lib/graphics.h"', '<ft2build.h>']),
'"lib/rline.h"': (None, 'userspace/lib/rline.o', ['"lib/kbd.h"']),
# Yutani Libraries
'"lib/yutani.h"': (None, 'userspace/lib/yutani.o', ['"lib/list.h"', '"lib/pex.h"', '"lib/graphics.h"', '"lib/hashmap.h"']),
'"lib/decorations.h"': (None, 'userspace/lib/decorations.o', ['"lib/shmemfonts.h"', '"lib/graphics.h"', '"lib/yutani.h"']),
'"gui/ttk/ttk.h"': (None, 'userspace/gui/ttk/lib/ttk-core.o', ['"lib/decorations.h"', '"lib/hashmap.h"', '<cairo.h>', '<math.h>']),
'"gui/terminal/lib/termemu.h"':
(None, 'userspace/gui/terminal/lib/termemu.o', []),
}
def __init__(self, filename):
self.filename = filename
self.includes, self.libs = self._depends()
def _calculate(self, depends, new):
"""Calculate all dependencies for the given set of new elements."""
for k in new:
if not k in depends:
depends.append(k)
_, _, other = self.dependency_hints[k]
depends = self._calculate(depends, other)
return depends
def _sort(self, depends):
"""Sort the list of dependencies so that elements appearing first depend on elements following."""
satisfied = []
a = depends[:]
while set(satisfied) != set(depends):
b = []
for k in a:
if all([x in satisfied for x in self.dependency_hints[k][2]]):
satisfied.append(k)
else:
b.append(k)
a = b[:]
return satisfied[::-1]
def _depends(self):
"""Calculate include and library dependencies."""
lines = []
depends = []
with open(self.filename) as f:
lines = f.readlines()
for l in lines:
if l.startswith('#include'):
depends.extend([k for k in self.dependency_hints.keys() if l.startswith('#include ' + k)])
depends = self._calculate([], depends)
depends = self._sort(depends)
includes = []
libraries = []
for k in depends:
dep = self.dependency_hints[k]
if dep[0]:
includes.append('-I' + TOOLCHAIN_PATH + '/include/' + dep[0])
if dep[1]:
libraries.append(dep[1])
return includes, libraries
def todep(name):
"""Convert a library name to an archive path or object file name."""
if name.startswith("-l"):
name = name.replace("-l","",1)
return "%s/lib%s.a" % (TOOLCHAIN_PATH + '/lib', name)
else:
return name
if __name__ == "__main__":
if len(sys.argv) < 3:
print "usage: util/auto-dep.py command filename"
exit(1)
command = sys.argv[1]
filename = sys.argv[2]
c = Classifier(filename)
if command == "--cflags":
print " ".join([x for x in c.includes])
elif command == "--libs":
print " ".join([x for x in c.libs])
elif command == "--deps":
print " ".join([todep(x) for x in c.libs])