8b2694efb7
* fix build for openssl 1.1.1b required for sdk (cherry picked from commit aa49e3b2755b97b6331cdbbb89efc954de8d5977) * use js code from master * fix openssl recipe and tweak build (cherry picked from commit 6e94c27021c7bd7b1e880c2fc314850e36a5a38e) * remove unused build recipes (cherry picked from commit f5c0577bdb175bfc0990602936bbc9e2052e1f25)
342 lines
12 KiB
Python
342 lines
12 KiB
Python
from copy import deepcopy
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from itertools import product
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from pythonforandroid.logger import info
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from pythonforandroid.recipe import Recipe
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from pythonforandroid.bootstrap import Bootstrap
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from pythonforandroid.util import BuildInterruptingException
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def fix_deplist(deps):
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""" Turn a dependency list into lowercase, and make sure all entries
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that are just a string become a tuple of strings
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"""
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deps = [
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((dep.lower(),)
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if not isinstance(dep, (list, tuple))
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else tuple([dep_entry.lower()
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for dep_entry in dep
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]))
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for dep in deps
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]
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return deps
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class RecipeOrder(dict):
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def __init__(self, ctx):
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self.ctx = ctx
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def conflicts(self):
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for name in self.keys():
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try:
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recipe = Recipe.get_recipe(name, self.ctx)
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conflicts = [dep.lower() for dep in recipe.conflicts]
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except ValueError:
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conflicts = []
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if any([c in self for c in conflicts]):
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return True
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return False
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def get_dependency_tuple_list_for_recipe(recipe, blacklist=None):
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""" Get the dependencies of a recipe with filtered out blacklist, and
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turned into tuples with fix_deplist()
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"""
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if blacklist is None:
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blacklist = set()
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assert(type(blacklist) == set)
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if recipe.depends is None:
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dependencies = []
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else:
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# Turn all dependencies into tuples so that product will work
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dependencies = fix_deplist(recipe.depends)
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# Filter out blacklisted items and turn lowercase:
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dependencies = [
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tuple(set(deptuple) - blacklist)
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for deptuple in dependencies
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if tuple(set(deptuple) - blacklist)
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]
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return dependencies
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def recursively_collect_orders(
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name, ctx, all_inputs, orders=None, blacklist=None
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):
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'''For each possible recipe ordering, try to add the new recipe name
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to that order. Recursively do the same thing with all the
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dependencies of each recipe.
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'''
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name = name.lower()
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if orders is None:
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orders = []
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if blacklist is None:
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blacklist = set()
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try:
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recipe = Recipe.get_recipe(name, ctx)
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dependencies = get_dependency_tuple_list_for_recipe(
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recipe, blacklist=blacklist
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)
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# handle opt_depends: these impose requirements on the build
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# order only if already present in the list of recipes to build
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dependencies.extend(fix_deplist(
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[[d] for d in recipe.get_opt_depends_in_list(all_inputs)
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if d.lower() not in blacklist]
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))
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if recipe.conflicts is None:
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conflicts = []
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else:
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conflicts = [dep.lower() for dep in recipe.conflicts]
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except ValueError:
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# The recipe does not exist, so we assume it can be installed
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# via pip with no extra dependencies
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dependencies = []
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conflicts = []
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new_orders = []
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# for each existing recipe order, see if we can add the new recipe name
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for order in orders:
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if name in order:
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new_orders.append(deepcopy(order))
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continue
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if order.conflicts():
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continue
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if any([conflict in order for conflict in conflicts]):
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continue
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for dependency_set in product(*dependencies):
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new_order = deepcopy(order)
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new_order[name] = set(dependency_set)
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dependency_new_orders = [new_order]
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for dependency in dependency_set:
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dependency_new_orders = recursively_collect_orders(
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dependency, ctx, all_inputs, dependency_new_orders,
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blacklist=blacklist
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)
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new_orders.extend(dependency_new_orders)
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return new_orders
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def find_order(graph):
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'''
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Do a topological sort on the dependency graph dict.
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'''
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while graph:
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# Find all items without a parent
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leftmost = [l for l, s in graph.items() if not s]
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if not leftmost:
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raise ValueError('Dependency cycle detected! %s' % graph)
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# If there is more than one, sort them for predictable order
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leftmost.sort()
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for result in leftmost:
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# Yield and remove them from the graph
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yield result
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graph.pop(result)
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for bset in graph.values():
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bset.discard(result)
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def obvious_conflict_checker(ctx, name_tuples, blacklist=None):
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""" This is a pre-flight check function that will completely ignore
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recipe order or choosing an actual value in any of the multiple
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choice tuples/dependencies, and just do a very basic obvious
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conflict check.
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"""
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deps_were_added_by = dict()
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deps = set()
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if blacklist is None:
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blacklist = set()
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# Add dependencies for all recipes:
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to_be_added = [(name_tuple, None) for name_tuple in name_tuples]
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while len(to_be_added) > 0:
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current_to_be_added = list(to_be_added)
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to_be_added = []
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for (added_tuple, adding_recipe) in current_to_be_added:
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assert(type(added_tuple) == tuple)
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if len(added_tuple) > 1:
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# No obvious commitment in what to add, don't check it itself
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# but throw it into deps for later comparing against
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# (Remember this function only catches obvious issues)
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deps.add(added_tuple)
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continue
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name = added_tuple[0]
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recipe_conflicts = set()
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recipe_dependencies = []
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try:
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# Get recipe to add and who's ultimately adding it:
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recipe = Recipe.get_recipe(name, ctx)
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recipe_conflicts = {c.lower() for c in recipe.conflicts}
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recipe_dependencies = get_dependency_tuple_list_for_recipe(
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recipe, blacklist=blacklist
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)
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except ValueError:
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pass
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adder_first_recipe_name = adding_recipe or name
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# Collect the conflicts:
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triggered_conflicts = []
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for dep_tuple_list in deps:
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# See if the new deps conflict with things added before:
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if set(dep_tuple_list).intersection(
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recipe_conflicts) == set(dep_tuple_list):
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triggered_conflicts.append(dep_tuple_list)
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continue
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# See if what was added before conflicts with the new deps:
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if len(dep_tuple_list) > 1:
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# Not an obvious commitment to a specific recipe/dep
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# to be added, so we won't check.
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# (remember this function only catches obvious issues)
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continue
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try:
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dep_recipe = Recipe.get_recipe(dep_tuple_list[0], ctx)
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except ValueError:
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continue
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conflicts = [c.lower() for c in dep_recipe.conflicts]
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if name in conflicts:
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triggered_conflicts.append(dep_tuple_list)
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# Throw error on conflict:
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if triggered_conflicts:
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# Get first conflict and see who added that one:
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adder_second_recipe_name = "'||'".join(triggered_conflicts[0])
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second_recipe_original_adder = deps_were_added_by.get(
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(adder_second_recipe_name,), None
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)
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if second_recipe_original_adder:
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adder_second_recipe_name = second_recipe_original_adder
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# Prompt error:
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raise BuildInterruptingException(
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"Conflict detected: '{}'"
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" inducing dependencies {}, and '{}'"
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" inducing conflicting dependencies {}".format(
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adder_first_recipe_name,
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(recipe.name,),
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adder_second_recipe_name,
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triggered_conflicts[0]
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))
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# Actually add it to our list:
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deps.add(added_tuple)
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deps_were_added_by[added_tuple] = adding_recipe
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# Schedule dependencies to be added
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to_be_added += [
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(dep, adder_first_recipe_name or name)
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for dep in recipe_dependencies
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if dep not in deps
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]
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# If we came here, then there were no obvious conflicts.
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return None
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def get_recipe_order_and_bootstrap(ctx, names, bs=None, blacklist=None):
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# Get set of recipe/dependency names, clean up and add bootstrap deps:
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names = set(names)
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if bs is not None and bs.recipe_depends:
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names = names.union(set(bs.recipe_depends))
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names = fix_deplist([
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([name] if not isinstance(name, (list, tuple)) else name)
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for name in names
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])
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if blacklist is None:
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blacklist = set()
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blacklist = {bitem.lower() for bitem in blacklist}
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# Remove all values that are in the blacklist:
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names_before_blacklist = list(names)
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names = []
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for name in names_before_blacklist:
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cleaned_up_tuple = tuple([
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item for item in name if item not in blacklist
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])
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if cleaned_up_tuple:
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names.append(cleaned_up_tuple)
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# Do check for obvious conflicts (that would trigger in any order, and
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# without comitting to any specific choice in a multi-choice tuple of
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# dependencies):
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obvious_conflict_checker(ctx, names, blacklist=blacklist)
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# If we get here, no obvious conflicts!
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# get all possible order graphs, as names may include tuples/lists
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# of alternative dependencies
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possible_orders = []
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for name_set in product(*names):
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new_possible_orders = [RecipeOrder(ctx)]
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for name in name_set:
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new_possible_orders = recursively_collect_orders(
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name, ctx, name_set, orders=new_possible_orders,
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blacklist=blacklist
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)
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possible_orders.extend(new_possible_orders)
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# turn each order graph into a linear list if possible
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orders = []
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for possible_order in possible_orders:
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try:
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order = find_order(possible_order)
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except ValueError: # a circular dependency was found
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info('Circular dependency found in graph {}, skipping it.'.format(
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possible_order))
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continue
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orders.append(list(order))
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# prefer python3 and SDL2 if available
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orders = sorted(orders,
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key=lambda order: -('python3' in order) - ('sdl2' in order))
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if not orders:
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raise BuildInterruptingException(
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'Didn\'t find any valid dependency graphs. '
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'This means that some of your '
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'requirements pull in conflicting dependencies.')
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# It would be better to check against possible orders other
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# than the first one, but in practice clashes will be rare,
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# and can be resolved by specifying more parameters
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chosen_order = orders[0]
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if len(orders) > 1:
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info('Found multiple valid dependency orders:')
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for order in orders:
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info(' {}'.format(order))
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info('Using the first of these: {}'.format(chosen_order))
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else:
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info('Found a single valid recipe set: {}'.format(chosen_order))
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if bs is None:
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bs = Bootstrap.get_bootstrap_from_recipes(chosen_order, ctx)
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if bs is None:
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# Note: don't remove this without thought, causes infinite loop
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raise BuildInterruptingException(
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"Could not find any compatible bootstrap!"
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)
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recipes, python_modules, bs = get_recipe_order_and_bootstrap(
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ctx, chosen_order, bs=bs, blacklist=blacklist
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)
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else:
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# check if each requirement has a recipe
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recipes = []
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python_modules = []
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for name in chosen_order:
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try:
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recipe = Recipe.get_recipe(name, ctx)
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python_modules += recipe.python_depends
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except ValueError:
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python_modules.append(name)
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else:
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recipes.append(name)
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python_modules = list(set(python_modules))
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return recipes, python_modules, bs
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