121 lines
4.5 KiB
Python
121 lines
4.5 KiB
Python
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#!/usr/bin/env python3
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# coding: utf-8
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import os
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import sys
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try:
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TOOLCHAIN_PATH = os.environ['TOOLCHAIN']
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except KeyError:
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# This is not good, but we need to let it happen for the make file
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TOOLCHAIN_PATH = ""
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force_static = []
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class Classifier(object):
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dependency_hints = {
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# Toaru Standard Library
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'<toaru/kbd.h>': (None, '-ltoaru_kbd', []),
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'<toaru/list.h>': (None, '-ltoaru_list', []),
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'<toaru/hashmap.h>': (None, '-ltoaru_hashmap', ['<toaru/list.h>']),
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'<toaru/tree.h>': (None, '-ltoaru_tree', ['<toaru/list.h>']),
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'<toaru/pthread.h>': (None, '-ltoaru_pthread', []),
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'<toaru/pex.h>': (None, '-ltoaru_pex', []),
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'<toaru/graphics.h>': (None, '-ltoaru_graphics', []),
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'<toaru/drawstring.h>': (None, '-ltoaru_drawstring', ['<toaru/graphics.h>']),
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'<toaru/rline.h>': (None, '-ltoaru_rline', ['<toaru/kbd.h>']),
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'<toaru/confreader.h>': (None, '-ltoaru_confreader', ['<toaru/hashmap.h>']),
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'<toaru/dlfcn.h>': (None, '-ltoaru_dlfcn', []),
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'<toaru/yutani.h>': (None, '-ltoaru_yutani', ['<toaru/kbd.h>', '<toaru/list.h>', '<toaru/pex.h>', '<toaru/graphics.h>', '<toaru/hashmap.h>']),
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'<toaru/decorations.h>': (None, '-ltoaru_decorations', ['<toaru/graphics.h>', '<toaru/yutani.h>','<toaru/dlfcn.h>']),
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'<toaru/termemu.h>': (None, '-ltoaru_termemu', ['<toaru/graphics.h>']),
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}
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def __init__(self, filename):
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self.filename = filename
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self.includes, self.libs = self._depends()
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def _calculate(self, depends, new):
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"""Calculate all dependencies for the given set of new elements."""
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for k in new:
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if not k in depends:
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depends.append(k)
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_, _, other = self.dependency_hints[k]
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depends = self._calculate(depends, other)
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return depends
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def _sort(self, depends):
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"""Sort the list of dependencies so that elements appearing first depend on elements following."""
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satisfied = []
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a = depends[:]
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while set(satisfied) != set(depends):
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b = []
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for k in a:
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if all([x in satisfied for x in self.dependency_hints[k][2]]):
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satisfied.append(k)
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else:
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b.append(k)
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a = b[:]
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return satisfied[::-1]
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def _depends(self):
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"""Calculate include and library dependencies."""
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lines = []
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depends = []
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with open(self.filename,'r') as f:
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lines = f.readlines()
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for l in lines:
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if l.startswith('#include'):
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depends.extend([k for k in list(self.dependency_hints.keys()) if l.startswith('#include ' + k)])
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depends = self._calculate([], depends)
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depends = self._sort(depends)
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includes = []
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libraries = []
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for k in depends:
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dep = self.dependency_hints[k]
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if dep[0]:
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includes.append('-I' + TOOLCHAIN_PATH + '/include/' + dep[0])
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if dep[1]:
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libraries.append(dep[1])
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return includes, libraries
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def todep(name):
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"""Convert a library name to an archive path or object file name."""
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if name.startswith("-l"):
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name = name.replace("-l","",1)
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if name in force_static:
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return (False, "%s/lib%s.a" % (TOOLCHAIN_PATH + '/lib', name))
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else:
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return (True, "%s/lib%s.so" % ('base/lib', name))
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else:
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return (False, name)
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if __name__ == "__main__":
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if len(sys.argv) < 3:
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print("usage: util/auto-dep.py command filename")
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exit(1)
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command = sys.argv[1]
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filename = sys.argv[2]
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c = Classifier(filename)
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if command == "--cflags":
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print(" ".join([x for x in c.includes]))
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elif command == "--libs":
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print(" ".join([x for x in c.libs]))
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elif command == "--deps":
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results = [todep(x) for x in c.libs]
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normal = [x[1] for x in results if not x[0]]
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order_only = [x[1] for x in results if x[0]]
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print(" ".join(normal) + " | " + " ".join(order_only))
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elif command == "--make":
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print("base/bin/{app}: {source} | {libraryfiles} base/lib/libc.so\n\t$(CC) $(CFLAGS) -o $@ $< {libraries} $(LIBS)".format(
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app=os.path.basename(filename).replace(".c",""),
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source=filename,
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libraryfiles=" ".join([todep(x)[1] for x in c.libs]),
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libraries=" ".join([x for x in c.libs])))
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