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-rw-r--r--buildtools/wafsamba/samba_deps.py1314
1 files changed, 1314 insertions, 0 deletions
diff --git a/buildtools/wafsamba/samba_deps.py b/buildtools/wafsamba/samba_deps.py
new file mode 100644
index 0000000..80379d3
--- /dev/null
+++ b/buildtools/wafsamba/samba_deps.py
@@ -0,0 +1,1314 @@
+# Samba automatic dependency handling and project rules
+
+import os, sys, re
+
+from waflib import Build, Options, Logs, Utils, Errors, Task
+from waflib.Logs import debug
+from waflib.Configure import conf
+from waflib import ConfigSet
+
+from samba_utils import LOCAL_CACHE, TO_LIST, get_tgt_list, unique_list
+from samba_autoconf import library_flags
+
+@conf
+def ADD_GLOBAL_DEPENDENCY(ctx, dep):
+ '''add a dependency for all binaries and libraries'''
+ if not 'GLOBAL_DEPENDENCIES' in ctx.env:
+ ctx.env.GLOBAL_DEPENDENCIES = []
+ ctx.env.GLOBAL_DEPENDENCIES.append(dep)
+
+
+@conf
+def BREAK_CIRCULAR_LIBRARY_DEPENDENCIES(ctx):
+ '''indicate that circular dependencies between libraries should be broken.'''
+ ctx.env.ALLOW_CIRCULAR_LIB_DEPENDENCIES = True
+
+
+@conf
+def SET_SYSLIB_DEPS(conf, target, deps):
+ '''setup some implied dependencies for a SYSLIB'''
+ cache = LOCAL_CACHE(conf, 'SYSLIB_DEPS')
+ cache[target] = deps
+
+
+def expand_subsystem_deps(bld):
+ '''expand the reverse dependencies resulting from subsystem
+ attributes of modules. This is walking over the complete list
+ of declared subsystems, and expands the samba_deps_extended list for any
+ module<->subsystem dependencies'''
+
+ subsystem_list = LOCAL_CACHE(bld, 'INIT_FUNCTIONS')
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ for subsystem_name in subsystem_list:
+ bld.ASSERT(subsystem_name in targets, "Subsystem target %s not declared" % subsystem_name)
+ type = targets[subsystem_name]
+ if type == 'DISABLED' or type == 'EMPTY':
+ continue
+
+ # for example,
+ # subsystem_name = dcerpc_server (a subsystem)
+ # subsystem = dcerpc_server (a subsystem object)
+ # module_name = rpc_epmapper (a module within the dcerpc_server subsystem)
+ # module = rpc_epmapper (a module object within the dcerpc_server subsystem)
+
+ subsystem = bld.get_tgen_by_name(subsystem_name)
+ bld.ASSERT(subsystem is not None, "Unable to find subsystem %s" % subsystem_name)
+ for d in subsystem_list[subsystem_name]:
+ module_name = d['TARGET']
+ module_type = targets[module_name]
+ if module_type in ['DISABLED', 'EMPTY']:
+ continue
+ bld.ASSERT(subsystem is not None,
+ "Subsystem target %s for %s (%s) not found" % (subsystem_name, module_name, module_type))
+ if module_type in ['SUBSYSTEM']:
+ # if a module is a plain object type (not a library) then the
+ # subsystem it is part of needs to have it as a dependency, so targets
+ # that depend on this subsystem get the modules of that subsystem
+ subsystem.samba_deps_extended.append(module_name)
+ subsystem.samba_deps_extended = unique_list(subsystem.samba_deps_extended)
+
+
+
+def build_dependencies(self):
+ '''This builds the dependency list for a target. It runs after all the targets are declared
+
+ The reason this is not just done in the SAMBA_*() rules is that we have no way of knowing
+ the full dependency list for a target until we have all of the targets declared.
+ '''
+
+ if self.samba_type in ['LIBRARY', 'PLUGIN', 'BINARY', 'PYTHON']:
+ self.uselib = list(self.final_syslibs)
+ self.uselib_local = list(self.final_libs)
+ self.add_objects = list(self.final_objects)
+
+ # extra link flags from pkg_config
+ libs = self.final_syslibs.copy()
+
+ (cflags, ldflags, cpppath) = library_flags(self, list(libs))
+ new_ldflags = getattr(self, 'samba_ldflags', [])[:]
+ new_ldflags.extend(ldflags)
+ self.ldflags = new_ldflags
+
+ if getattr(self, 'allow_undefined_symbols', False) and self.env.undefined_ldflags:
+ for f in self.env.undefined_ldflags:
+ self.ldflags.remove(f)
+
+ if getattr(self, 'allow_undefined_symbols', False) and self.env.undefined_ignore_ldflags:
+ for f in self.env.undefined_ignore_ldflags:
+ self.ldflags.append(f)
+
+ debug('deps: computed dependencies for target %s: uselib=%s uselib_local=%s add_objects=%s',
+ self.sname, self.uselib, self.uselib_local, self.add_objects)
+
+ if self.samba_type in ['SUBSYSTEM', 'BUILTIN']:
+ # this is needed for the cflags of libs that come from pkg_config
+ self.uselib = list(self.final_syslibs)
+ self.uselib.extend(list(self.direct_syslibs))
+ for lib in self.final_libs:
+ t = self.bld.get_tgen_by_name(lib)
+ self.uselib.extend(list(t.final_syslibs))
+ self.uselib = unique_list(self.uselib)
+
+ if getattr(self, 'uselib', None):
+ up_list = []
+ for l in self.uselib:
+ up_list.append(l.upper())
+ self.uselib = up_list
+
+
+def build_includes(self):
+ '''This builds the right set of includes for a target.
+
+ One tricky part of this is that the includes= attribute for a
+ target needs to use paths which are relative to that targets
+ declaration directory (which we can get at via t.path).
+
+ The way this works is the includes list gets added as
+ samba_includes in the main build task declaration. Then this
+ function runs after all of the tasks are declared, and it
+ processes the samba_includes attribute to produce a includes=
+ attribute
+ '''
+
+ if getattr(self, 'samba_includes', None) is None:
+ return
+
+ bld = self.bld
+
+ inc_deps = includes_objects(bld, self, set(), {})
+
+ includes = []
+
+ # maybe add local includes
+ if getattr(self, 'local_include', True) and getattr(self, 'local_include_first', True):
+ includes.append('.')
+
+ includes.extend(self.samba_includes_extended)
+
+ if 'EXTRA_INCLUDES' in bld.env and getattr(self, 'global_include', True):
+ includes.extend(bld.env['EXTRA_INCLUDES'])
+
+ includes.append('#')
+
+ inc_set = set()
+ inc_abs = []
+
+ for d in inc_deps:
+ t = bld.get_tgen_by_name(d)
+ bld.ASSERT(t is not None, "Unable to find dependency %s for %s" % (d, self.sname))
+ inclist = getattr(t, 'samba_includes_extended', [])[:]
+ if getattr(t, 'local_include', True):
+ inclist.append('.')
+ if inclist == []:
+ continue
+ tpath = t.samba_abspath
+ for inc in inclist:
+ npath = tpath + '/' + inc
+ if not npath in inc_set:
+ inc_abs.append(npath)
+ inc_set.add(npath)
+
+ mypath = self.path.abspath(bld.env)
+ for inc in inc_abs:
+ relpath = os.path.relpath(inc, mypath)
+ includes.append(relpath)
+
+ if getattr(self, 'local_include', True) and not getattr(self, 'local_include_first', True):
+ includes.append('.')
+
+ # now transform the includes list to be relative to the top directory
+ # which is represented by '#' in waf. This allows waf to cache the
+ # includes lists more efficiently
+ includes_top = []
+ for i in includes:
+ if i[0] == '#':
+ # some are already top based
+ includes_top.append(i)
+ continue
+ absinc = os.path.join(self.path.abspath(), i)
+ relinc = os.path.relpath(absinc, self.bld.srcnode.abspath())
+ includes_top.append('#' + relinc)
+
+ self.includes = unique_list(includes_top)
+ debug('deps: includes for target %s: includes=%s',
+ self.sname, self.includes)
+
+
+def add_init_functions(self):
+ '''This builds the right set of init functions'''
+
+ bld = self.bld
+
+ subsystems = LOCAL_CACHE(bld, 'INIT_FUNCTIONS')
+
+ # cope with the separated object lists from BINARY and LIBRARY targets
+ sname = self.sname
+ if sname.endswith('.objlist'):
+ sname = sname[0:-8]
+
+ modules = []
+ if sname in subsystems:
+ modules.append(sname)
+
+ m = getattr(self, 'samba_modules', None)
+ if m is not None:
+ modules.extend(TO_LIST(m))
+
+ m = getattr(self, 'samba_subsystem', None)
+ if m is not None:
+ modules.append(m)
+
+ if 'pyembed' in self.features:
+ return
+
+ sentinel = getattr(self, 'init_function_sentinel', 'NULL')
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+ cflags = getattr(self, 'samba_cflags', [])[:]
+
+ if modules == []:
+ sname = sname.replace('-','_')
+ sname = sname.replace('.','_')
+ sname = sname.replace('/','_')
+ cflags.append('-DSTATIC_%s_MODULES=%s' % (sname, sentinel))
+ if sentinel == 'NULL':
+ proto = "extern void __%s_dummy_module_proto(void)" % (sname)
+ cflags.append('-DSTATIC_%s_MODULES_PROTO=%s' % (sname, proto))
+ self.cflags = cflags
+ return
+
+ for m in modules:
+ bld.ASSERT(m in subsystems,
+ "No init_function defined for module '%s' in target '%s'" % (m, self.sname))
+ init_fn_list = []
+ for d in subsystems[m]:
+ if targets[d['TARGET']] != 'DISABLED':
+ init_fn_list.append(d['INIT_FUNCTION'])
+ if init_fn_list == []:
+ cflags.append('-DSTATIC_%s_MODULES=%s' % (m, sentinel))
+ if sentinel == 'NULL':
+ proto = "extern void __%s_dummy_module_proto(void)" % (m)
+ cflags.append('-DSTATIC_%s_MODULES_PROTO=%s' % (m, proto))
+ else:
+ cflags.append('-DSTATIC_%s_MODULES=%s' % (m, ','.join(init_fn_list) + ',' + sentinel))
+ proto = "".join('_MODULE_PROTO(%s)' % f for f in init_fn_list) +\
+ "extern void __%s_dummy_module_proto(void)" % (m)
+ cflags.append('-DSTATIC_%s_MODULES_PROTO=%s' % (m, proto))
+ self.cflags = cflags
+
+
+def check_duplicate_sources(bld, tgt_list):
+ '''see if we are compiling the same source file more than once'''
+
+ debug('deps: checking for duplicate sources')
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ for t in tgt_list:
+ source_list = TO_LIST(getattr(t, 'source', ''))
+ tpath = os.path.normpath(os.path.relpath(t.path.abspath(bld.env), t.env.BUILD_DIRECTORY + '/default'))
+ obj_sources = set()
+ for s in source_list:
+ if not isinstance(s, str):
+ print('strange path in check_duplicate_sources %r' % s)
+ s = s.abspath()
+ p = os.path.normpath(os.path.join(tpath, s))
+ if p in obj_sources:
+ Logs.error("ERROR: source %s appears twice in target '%s'" % (p, t.sname))
+ sys.exit(1)
+ obj_sources.add(p)
+ t.samba_source_set = obj_sources
+
+ subsystems = {}
+
+ # build a list of targets that each source file is part of
+ for t in tgt_list:
+ if not targets[t.sname] in [ 'LIBRARY', 'PLUGIN', 'BINARY', 'PYTHON' ]:
+ continue
+ for obj in t.add_objects:
+ t2 = t.bld.get_tgen_by_name(obj)
+ source_set = getattr(t2, 'samba_source_set', set())
+ for s in source_set:
+ if not s in subsystems:
+ subsystems[s] = {}
+ if not t.sname in subsystems[s]:
+ subsystems[s][t.sname] = []
+ subsystems[s][t.sname].append(t2.sname)
+
+ for s in subsystems:
+ if len(subsystems[s]) > 1 and Options.options.SHOW_DUPLICATES:
+ Logs.warn("WARNING: source %s is in more than one target: %s" % (s, subsystems[s].keys()))
+ for tname in subsystems[s]:
+ if len(subsystems[s][tname]) > 1:
+ raise Errors.WafError("ERROR: source %s is in more than one subsystem of target '%s': %s" % (s, tname, subsystems[s][tname]))
+
+ return True
+
+def check_group_ordering(bld, tgt_list):
+ '''see if we have any dependencies that violate the group ordering
+
+ It is an error for a target to depend on a target from a later
+ build group
+ '''
+
+ def group_name(g):
+ tm = bld.task_manager
+ return [x for x in tm.groups_names if id(tm.groups_names[x]) == id(g)][0]
+
+ for g in bld.task_manager.groups:
+ gname = group_name(g)
+ for t in g.tasks_gen:
+ t.samba_group = gname
+
+ grp_map = {}
+ idx = 0
+ for g in bld.task_manager.groups:
+ name = group_name(g)
+ grp_map[name] = idx
+ idx += 1
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ ret = True
+ for t in tgt_list:
+ tdeps = getattr(t, 'add_objects', []) + getattr(t, 'uselib_local', [])
+ for d in tdeps:
+ t2 = bld.get_tgen_by_name(d)
+ if t2 is None:
+ continue
+ map1 = grp_map[t.samba_group]
+ map2 = grp_map[t2.samba_group]
+
+ if map2 > map1:
+ Logs.error("Target %r in build group %r depends on target %r from later build group %r" % (
+ t.sname, t.samba_group, t2.sname, t2.samba_group))
+ ret = False
+
+ return ret
+Build.BuildContext.check_group_ordering = check_group_ordering
+
+def show_final_deps(bld, tgt_list):
+ '''show the final dependencies for all targets'''
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ for t in tgt_list:
+ if not targets[t.sname] in ['LIBRARY', 'PLUGIN', 'BINARY', 'PYTHON', 'SUBSYSTEM', 'BUILTIN']:
+ continue
+ debug('deps: final dependencies for target %s: uselib=%s uselib_local=%s add_objects=%s',
+ t.sname, t.uselib, getattr(t, 'uselib_local', []), getattr(t, 'add_objects', []))
+
+
+def add_samba_attributes(bld, tgt_list):
+ '''ensure a target has the required samba attributes'''
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ for t in tgt_list:
+ if t.name != '':
+ t.sname = t.name
+ else:
+ t.sname = t.target
+ t.samba_type = targets[t.sname]
+ t.samba_abspath = t.path.abspath(bld.env)
+ t.samba_deps_extended = t.samba_deps[:]
+ t.samba_includes_extended = TO_LIST(t.samba_includes)[:]
+ t.cflags = getattr(t, 'samba_cflags', '')
+
+def replace_builtin_subsystem_deps(bld, tgt_list):
+ '''replace dependencies based on builtin subsystems/libraries
+
+ '''
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ # If either the target or the dependency require builtin linking
+ # we should replace the dependency
+ for t in tgt_list:
+ t_require_builtin_deps = getattr(t, 'samba_require_builtin_deps', False)
+ if t_require_builtin_deps:
+ debug("deps: target %s: requires builtin dependencies..." % (t.sname))
+ else:
+ debug("deps: target %s: does not require builtin dependencies..." % (t.sname))
+
+ replacing = {}
+
+ for dep in t.samba_deps_extended:
+ bld.ASSERT(dep in targets, "target %s: dependency target %s not declared" % (t.sname, dep))
+ dtype = targets[dep]
+ bld.ASSERT(dtype != 'BUILTIN', "target %s: dependency target %s is BUILTIN" % (t.sname, dep))
+ bld.ASSERT(dtype != 'PLUGIN', "target %s: dependency target %s is PLUGIN" % (t.sname, dep))
+ if dtype not in ['SUBSYSTEM', 'LIBRARY']:
+ debug("deps: target %s: keep %s dependency %s" % (t.sname, dtype, dep))
+ continue
+ dt = bld.get_tgen_by_name(dep)
+ bld.ASSERT(dt is not None, "target %s: dependency target %s not found by name" % (t.sname, dep))
+ dt_require_builtin_deps = getattr(dt, 'samba_require_builtin_deps', False)
+ if not dt_require_builtin_deps and not t_require_builtin_deps:
+ # both target and dependency don't require builtin linking
+ continue
+ sdt = getattr(dt, 'samba_builtin_subsystem', None)
+ if not t_require_builtin_deps:
+ if sdt is None:
+ debug("deps: target %s: dependency %s requires builtin deps only" % (t.sname, dep))
+ continue
+ debug("deps: target %s: dependency %s requires builtin linking" % (t.sname, dep))
+ bld.ASSERT(sdt is not None, "target %s: dependency target %s is missing samba_builtin_subsystem" % (t.sname, dep))
+ sdep = sdt.sname
+ bld.ASSERT(sdep in targets, "target %s: builtin dependency target %s (from %s) not declared" % (t.sname, sdep, dep))
+ sdt = targets[sdep]
+ bld.ASSERT(sdt == 'BUILTIN', "target %s: builtin dependency target %s (from %s) is not BUILTIN" % (t.sname, sdep, dep))
+ replacing[dep] = sdep
+
+ for i in range(len(t.samba_deps_extended)):
+ dep = t.samba_deps_extended[i]
+ if dep in replacing:
+ sdep = replacing[dep]
+ debug("deps: target %s: replacing dependency %s with builtin subsystem %s" % (t.sname, dep, sdep))
+ t.samba_deps_extended[i] = sdep
+
+def replace_grouping_libraries(bld, tgt_list):
+ '''replace dependencies based on grouping libraries
+
+ If a library is marked as a grouping library, then any target that
+ depends on a subsystem that is part of that grouping library gets
+ that dependency replaced with a dependency on the grouping library
+ '''
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ grouping = {}
+
+ # find our list of grouping libraries, mapped from the subsystems they depend on
+ for t in tgt_list:
+ if not getattr(t, 'grouping_library', False):
+ continue
+ for dep in t.samba_deps_extended:
+ bld.ASSERT(dep in targets, "grouping library target %s not declared in %s" % (dep, t.sname))
+ if targets[dep] == 'SUBSYSTEM':
+ grouping[dep] = t.sname
+
+ # now replace any dependencies on elements of grouping libraries
+ for t in tgt_list:
+ for i in range(len(t.samba_deps_extended)):
+ dep = t.samba_deps_extended[i]
+ if dep in grouping:
+ if t.sname != grouping[dep]:
+ debug("deps: target %s: replacing dependency %s with grouping library %s" % (t.sname, dep, grouping[dep]))
+ t.samba_deps_extended[i] = grouping[dep]
+
+
+
+def build_direct_deps(bld, tgt_list):
+ '''build the direct_objects and direct_libs sets for each target'''
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+ syslib_deps = LOCAL_CACHE(bld, 'SYSLIB_DEPS')
+
+ global_deps = bld.env.GLOBAL_DEPENDENCIES
+ global_deps_exclude = set()
+ for dep in global_deps:
+ t = bld.get_tgen_by_name(dep)
+ for d in t.samba_deps:
+ # prevent loops from the global dependencies list
+ global_deps_exclude.add(d)
+ global_deps_exclude.add(d + '.objlist')
+
+ for t in tgt_list:
+ t.direct_objects = set()
+ t.direct_libs = set()
+ t.direct_syslibs = set()
+ deps = t.samba_deps_extended[:]
+ if getattr(t, 'samba_use_global_deps', False) and not t.sname in global_deps_exclude:
+ deps.extend(global_deps)
+ for d in deps:
+ if d == t.sname: continue
+ if not d in targets:
+ Logs.error("Unknown dependency '%s' in '%s'" % (d, t.sname))
+ sys.exit(1)
+ if targets[d] in [ 'EMPTY', 'DISABLED' ]:
+ continue
+ if targets[d] == 'PYTHON' and targets[t.sname] != 'PYTHON' and t.sname.find('.objlist') == -1:
+ # this check should be more restrictive, but for now we have pidl-generated python
+ # code that directly depends on other python modules
+ Logs.error('ERROR: Target %s has dependency on python module %s' % (t.sname, d))
+ sys.exit(1)
+ if targets[d] == 'SYSLIB':
+ t.direct_syslibs.add(d)
+ if d in syslib_deps:
+ for implied in TO_LIST(syslib_deps[d]):
+ if targets[implied] == 'SUBSYSTEM':
+ it = bld.get_tgen_by_name(implied)
+ sit = getattr(it, 'samba_builtin_subsystem', None)
+ if sit:
+ implied = sit.sname
+ if targets[implied] == 'BUILTIN':
+ t.direct_objects.add(implied)
+ elif targets[implied] == 'SYSLIB':
+ t.direct_syslibs.add(implied)
+ elif targets[implied] in ['LIBRARY', 'MODULE']:
+ t.direct_libs.add(implied)
+ else:
+ Logs.error('Implied dependency %s in %s is of type %s' % (
+ implied, t.sname, targets[implied]))
+ sys.exit(1)
+ continue
+ t2 = bld.get_tgen_by_name(d)
+ if t2 is None:
+ Logs.error("no task %s of type %s in %s" % (d, targets[d], t.sname))
+ sys.exit(1)
+ if t2.samba_type in [ 'LIBRARY', 'MODULE' ]:
+ t.direct_libs.add(d)
+ elif t2.samba_type in [ 'SUBSYSTEM', 'BUILTIN', 'ASN1', 'PYTHON' ]:
+ t.direct_objects.add(d)
+ elif t2.samba_type in [ 'PLUGIN' ]:
+ Logs.error('Implicit dependency %s in %s is of type %s' % (
+ d, t.sname, t2.samba_type))
+ sys.exit(1)
+
+ debug('deps: built direct dependencies')
+
+
+def dependency_loop(loops, t, target):
+ '''add a dependency loop to the loops dictionary'''
+ if t.sname == target:
+ return
+ if not target in loops:
+ loops[target] = set()
+ if not t.sname in loops[target]:
+ loops[target].add(t.sname)
+
+
+def indirect_libs(bld, t, chain, loops):
+ '''recursively calculate the indirect library dependencies for a target
+
+ An indirect library is a library that results from a dependency on
+ a subsystem
+ '''
+
+ ret = getattr(t, 'indirect_libs', None)
+ if ret is not None:
+ return ret
+
+ ret = set()
+ for obj in t.direct_objects:
+ if obj in chain:
+ dependency_loop(loops, t, obj)
+ continue
+ chain.add(obj)
+ t2 = bld.get_tgen_by_name(obj)
+ r2 = indirect_libs(bld, t2, chain, loops)
+ chain.remove(obj)
+ ret = ret.union(t2.direct_libs)
+ ret = ret.union(r2)
+
+ for obj in indirect_objects(bld, t, set(), loops):
+ if obj in chain:
+ dependency_loop(loops, t, obj)
+ continue
+ chain.add(obj)
+ t2 = bld.get_tgen_by_name(obj)
+ r2 = indirect_libs(bld, t2, chain, loops)
+ chain.remove(obj)
+ ret = ret.union(t2.direct_libs)
+ ret = ret.union(r2)
+
+ t.indirect_libs = ret
+
+ return ret
+
+
+def indirect_objects(bld, t, chain, loops):
+ '''recursively calculate the indirect object dependencies for a target
+
+ indirect objects are the set of objects from expanding the
+ subsystem dependencies
+ '''
+
+ ret = getattr(t, 'indirect_objects', None)
+ if ret is not None: return ret
+
+ ret = set()
+ for lib in t.direct_objects:
+ if lib in chain:
+ dependency_loop(loops, t, lib)
+ continue
+ chain.add(lib)
+ t2 = bld.get_tgen_by_name(lib)
+ r2 = indirect_objects(bld, t2, chain, loops)
+ chain.remove(lib)
+ ret = ret.union(t2.direct_objects)
+ ret = ret.union(r2)
+
+ t.indirect_objects = ret
+ return ret
+
+
+def extended_objects(bld, t, chain):
+ '''recursively calculate the extended object dependencies for a target
+
+ extended objects are the union of:
+ - direct objects
+ - indirect objects
+ - direct and indirect objects of all direct and indirect libraries
+ '''
+
+ ret = getattr(t, 'extended_objects', None)
+ if ret is not None: return ret
+
+ ret = set()
+ ret = ret.union(t.final_objects)
+
+ for lib in t.final_libs:
+ if lib in chain:
+ continue
+ t2 = bld.get_tgen_by_name(lib)
+ chain.add(lib)
+ r2 = extended_objects(bld, t2, chain)
+ chain.remove(lib)
+ ret = ret.union(t2.final_objects)
+ ret = ret.union(r2)
+
+ t.extended_objects = ret
+ return ret
+
+
+def includes_objects(bld, t, chain, inc_loops):
+ '''recursively calculate the includes object dependencies for a target
+
+ includes dependencies come from either library or object dependencies
+ '''
+ ret = getattr(t, 'includes_objects', None)
+ if ret is not None:
+ return ret
+
+ ret = t.direct_objects.copy()
+ ret = ret.union(t.direct_libs)
+
+ for obj in t.direct_objects:
+ if obj in chain:
+ dependency_loop(inc_loops, t, obj)
+ continue
+ chain.add(obj)
+ t2 = bld.get_tgen_by_name(obj)
+ r2 = includes_objects(bld, t2, chain, inc_loops)
+ chain.remove(obj)
+ ret = ret.union(t2.direct_objects)
+ ret = ret.union(r2)
+
+ for lib in t.direct_libs:
+ if lib in chain:
+ dependency_loop(inc_loops, t, lib)
+ continue
+ chain.add(lib)
+ t2 = bld.get_tgen_by_name(lib)
+ if t2 is None:
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+ Logs.error('Target %s of type %s not found in direct_libs for %s' % (
+ lib, targets[lib], t.sname))
+ sys.exit(1)
+ r2 = includes_objects(bld, t2, chain, inc_loops)
+ chain.remove(lib)
+ ret = ret.union(t2.direct_objects)
+ ret = ret.union(r2)
+
+ t.includes_objects = ret
+ return ret
+
+
+def break_dependency_loops(bld, tgt_list):
+ '''find and break dependency loops'''
+ loops = {}
+ inc_loops = {}
+
+ # build up the list of loops
+ for t in tgt_list:
+ indirect_objects(bld, t, set(), loops)
+ indirect_libs(bld, t, set(), loops)
+ includes_objects(bld, t, set(), inc_loops)
+
+ # break the loops
+ for t in tgt_list:
+ if t.sname in loops:
+ for attr in ['direct_objects', 'indirect_objects', 'direct_libs', 'indirect_libs']:
+ objs = getattr(t, attr, set())
+ setattr(t, attr, objs.difference(loops[t.sname]))
+
+ for loop in loops:
+ debug('deps: Found dependency loops for target %s : %s', loop, loops[loop])
+
+ for loop in inc_loops:
+ debug('deps: Found include loops for target %s : %s', loop, inc_loops[loop])
+
+ # expand the loops mapping by one level
+ for loop in loops.copy():
+ for tgt in loops[loop]:
+ if tgt in loops:
+ loops[loop] = loops[loop].union(loops[tgt])
+
+ for loop in inc_loops.copy():
+ for tgt in inc_loops[loop]:
+ if tgt in inc_loops:
+ inc_loops[loop] = inc_loops[loop].union(inc_loops[tgt])
+
+
+ # expand indirect subsystem and library loops
+ for loop in loops.copy():
+ t = bld.get_tgen_by_name(loop)
+ if t.samba_type in ['SUBSYSTEM', 'BUILTIN']:
+ loops[loop] = loops[loop].union(t.indirect_objects)
+ loops[loop] = loops[loop].union(t.direct_objects)
+ if t.samba_type in ['LIBRARY', 'PLUGIN', 'PYTHON']:
+ loops[loop] = loops[loop].union(t.indirect_libs)
+ loops[loop] = loops[loop].union(t.direct_libs)
+ if loop in loops[loop]:
+ loops[loop].remove(loop)
+
+ # expand indirect includes loops
+ for loop in inc_loops.copy():
+ t = bld.get_tgen_by_name(loop)
+ inc_loops[loop] = inc_loops[loop].union(t.includes_objects)
+ if loop in inc_loops[loop]:
+ inc_loops[loop].remove(loop)
+
+ # add in the replacement dependencies
+ for t in tgt_list:
+ for loop in loops:
+ for attr in ['indirect_objects', 'indirect_libs']:
+ objs = getattr(t, attr, set())
+ if loop in objs:
+ diff = loops[loop].difference(objs)
+ if t.sname in diff:
+ diff.remove(t.sname)
+ if diff:
+ debug('deps: Expanded target %s of type %s from loop %s by %s', t.sname, t.samba_type, loop, diff)
+ objs = objs.union(diff)
+ setattr(t, attr, objs)
+
+ for loop in inc_loops:
+ objs = getattr(t, 'includes_objects', set())
+ if loop in objs:
+ diff = inc_loops[loop].difference(objs)
+ if t.sname in diff:
+ diff.remove(t.sname)
+ if diff:
+ debug('deps: Expanded target %s includes of type %s from loop %s by %s', t.sname, t.samba_type, loop, diff)
+ objs = objs.union(diff)
+ setattr(t, 'includes_objects', objs)
+
+
+def reduce_objects(bld, tgt_list):
+ '''reduce objects by looking for indirect object dependencies'''
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ rely_on = {}
+
+ for t in tgt_list:
+ t.extended_objects = None
+
+ changed = False
+
+ for type in ['BINARY', 'PYTHON', 'LIBRARY', 'PLUGIN']:
+ for t in tgt_list:
+ if t.samba_type != type: continue
+ # if we will indirectly link to a target then we don't need it
+ new = t.final_objects.copy()
+ for l in t.final_libs:
+ t2 = bld.get_tgen_by_name(l)
+ t2_obj = extended_objects(bld, t2, set())
+ dup = new.intersection(t2_obj)
+ if t.sname in rely_on:
+ dup = dup.difference(rely_on[t.sname])
+ if dup:
+ # Do not remove duplicates of BUILTINS
+ for d in iter(dup.copy()):
+ dtype = targets[d]
+ if dtype == 'BUILTIN':
+ debug('deps: BUILTIN SKIP: removing dups from %s of type %s: %s also in %s %s',
+ t.sname, t.samba_type, d, t2.samba_type, l)
+ dup.remove(d)
+ if len(dup) == 0:
+ continue
+
+ debug('deps: removing dups from %s of type %s: %s also in %s %s',
+ t.sname, t.samba_type, dup, t2.samba_type, l)
+ new = new.difference(dup)
+ changed = True
+ if not l in rely_on:
+ rely_on[l] = set()
+ rely_on[l] = rely_on[l].union(dup)
+ for n in iter(new.copy()):
+ # if we got the builtin version as well
+ # as the native one, we keep using the
+ # builtin one and remove the rest.
+ # Otherwise our check_duplicate_sources()
+ # checks would trigger!
+ if n.endswith('.builtin.objlist'):
+ unused = n.replace('.builtin.objlist', '.objlist')
+ if unused in new:
+ new.remove(unused)
+ unused = n.replace('.builtin.objlist', '')
+ if unused in new:
+ new.remove(unused)
+ t.final_objects = new
+
+ if not changed:
+ return False
+
+ # add back in any objects that were relied upon by the reduction rules
+ for r in rely_on:
+ t = bld.get_tgen_by_name(r)
+ t.final_objects = t.final_objects.union(rely_on[r])
+
+ return True
+
+
+def show_library_loop(bld, lib1, lib2, path, seen):
+ '''show the detailed path of a library loop between lib1 and lib2'''
+
+ t = bld.get_tgen_by_name(lib1)
+ if not lib2 in getattr(t, 'final_libs', set()):
+ return
+
+ for d in t.samba_deps_extended:
+ if d in seen:
+ continue
+ seen.add(d)
+ path2 = path + '=>' + d
+ if d == lib2:
+ Logs.warn('library loop path: ' + path2)
+ return
+ show_library_loop(bld, d, lib2, path2, seen)
+ seen.remove(d)
+
+
+def calculate_final_deps(bld, tgt_list, loops):
+ '''calculate the final library and object dependencies'''
+ for t in tgt_list:
+ # start with the maximum possible list
+ t.final_libs = t.direct_libs.union(indirect_libs(bld, t, set(), loops))
+ t.final_objects = t.direct_objects.union(indirect_objects(bld, t, set(), loops))
+
+ for t in tgt_list:
+ # don't depend on ourselves
+ if t.sname in t.final_libs:
+ t.final_libs.remove(t.sname)
+ if t.sname in t.final_objects:
+ t.final_objects.remove(t.sname)
+
+ # handle any non-shared binaries
+ for t in tgt_list:
+ if t.samba_type == 'BINARY' and bld.NONSHARED_BINARY(t.sname):
+ subsystem_list = LOCAL_CACHE(bld, 'INIT_FUNCTIONS')
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ # replace lib deps with objlist deps
+ for l in t.final_libs:
+ objname = l + '.objlist'
+ t2 = bld.get_tgen_by_name(objname)
+ if t2 is None:
+ Logs.error('ERROR: subsystem %s not found' % objname)
+ sys.exit(1)
+ t.final_objects.add(objname)
+ t.final_objects = t.final_objects.union(extended_objects(bld, t2, set()))
+ if l in subsystem_list:
+ # its a subsystem - we also need the contents of any modules
+ for d in subsystem_list[l]:
+ module_name = d['TARGET']
+ if targets[module_name] == 'LIBRARY':
+ objname = module_name + '.objlist'
+ elif targets[module_name] == 'SUBSYSTEM':
+ objname = module_name
+ else:
+ continue
+ t2 = bld.get_tgen_by_name(objname)
+ if t2 is None:
+ Logs.error('ERROR: subsystem %s not found' % objname)
+ sys.exit(1)
+ t.final_objects.add(objname)
+ t.final_objects = t.final_objects.union(extended_objects(bld, t2, set()))
+ t.final_libs = set()
+
+ # find any library loops
+ for t in tgt_list:
+ if t.samba_type in ['LIBRARY', 'PYTHON']:
+ for l in t.final_libs.copy():
+ t2 = bld.get_tgen_by_name(l)
+ if t.sname in t2.final_libs:
+ if getattr(bld.env, "ALLOW_CIRCULAR_LIB_DEPENDENCIES", False):
+ # we could break this in either direction. If one of the libraries
+ # has a version number, and will this be distributed publicly, then
+ # we should make it the lower level library in the DAG
+ Logs.warn('deps: removing library loop %s from %s' % (t.sname, t2.sname))
+ dependency_loop(loops, t, t2.sname)
+ t2.final_libs.remove(t.sname)
+ else:
+ Logs.error('ERROR: circular library dependency between %s and %s'
+ % (t.sname, t2.sname))
+ show_library_loop(bld, t.sname, t2.sname, t.sname, set())
+ show_library_loop(bld, t2.sname, t.sname, t2.sname, set())
+ sys.exit(1)
+
+ for loop in loops:
+ debug('deps: Found dependency loops for target %s : %s', loop, loops[loop])
+
+ # we now need to make corrections for any library loops we broke up
+ # any target that depended on the target of the loop and doesn't
+ # depend on the source of the loop needs to get the loop source added
+ for type in ['BINARY','PYTHON','LIBRARY','PLUGIN','BINARY']:
+ for t in tgt_list:
+ if t.samba_type != type: continue
+ for loop in loops:
+ if loop in t.final_libs:
+ diff = loops[loop].difference(t.final_libs)
+ if t.sname in diff:
+ diff.remove(t.sname)
+ if t.sname in diff:
+ diff.remove(t.sname)
+ # make sure we don't recreate the loop again!
+ for d in diff.copy():
+ t2 = bld.get_tgen_by_name(d)
+ if t2.samba_type == 'LIBRARY':
+ if t.sname in t2.final_libs:
+ debug('deps: removing expansion %s from %s', d, t.sname)
+ diff.remove(d)
+ if diff:
+ debug('deps: Expanded target %s by loop %s libraries (loop %s) %s', t.sname, loop,
+ loops[loop], diff)
+ t.final_libs = t.final_libs.union(diff)
+
+ # remove objects that are also available in linked libs
+ count = 0
+ while reduce_objects(bld, tgt_list):
+ count += 1
+ if count > 100:
+ Logs.warn("WARNING: Unable to remove all inter-target object duplicates")
+ break
+ debug('deps: Object reduction took %u iterations', count)
+
+ # add in any syslib dependencies
+ for t in tgt_list:
+ if not t.samba_type in ['BINARY','PYTHON','LIBRARY','PLUGIN','SUBSYSTEM','BUILTIN']:
+ continue
+ syslibs = set()
+ for d in t.final_objects:
+ t2 = bld.get_tgen_by_name(d)
+ syslibs = syslibs.union(t2.direct_syslibs)
+ # this adds the indirect syslibs as well, which may not be needed
+ # depending on the linker flags
+ for d in t.final_libs:
+ t2 = bld.get_tgen_by_name(d)
+ syslibs = syslibs.union(t2.direct_syslibs)
+ t.final_syslibs = syslibs
+
+
+ # find any unresolved library loops
+ lib_loop_error = False
+ for t in tgt_list:
+ if t.samba_type in ['LIBRARY', 'PLUGIN', 'PYTHON']:
+ for l in t.final_libs.copy():
+ t2 = bld.get_tgen_by_name(l)
+ if t.sname in t2.final_libs:
+ Logs.error('ERROR: Unresolved library loop %s from %s' % (t.sname, t2.sname))
+ lib_loop_error = True
+ if lib_loop_error:
+ sys.exit(1)
+
+ debug('deps: removed duplicate dependencies')
+
+
+def show_dependencies(bld, target, seen):
+ '''recursively show the dependencies of target'''
+
+ if target in seen:
+ return
+
+ t = bld.get_tgen_by_name(target)
+ if t is None:
+ Logs.error("ERROR: Unable to find target '%s'" % target)
+ sys.exit(1)
+
+ Logs.info('%s(OBJECTS): %s' % (target, t.direct_objects))
+ Logs.info('%s(LIBS): %s' % (target, t.direct_libs))
+ Logs.info('%s(SYSLIBS): %s' % (target, t.direct_syslibs))
+
+ seen.add(target)
+
+ for t2 in t.direct_objects:
+ show_dependencies(bld, t2, seen)
+
+
+def show_object_duplicates(bld, tgt_list):
+ '''show a list of object files that are included in more than
+ one library or binary'''
+
+ targets = LOCAL_CACHE(bld, 'TARGET_TYPE')
+
+ used_by = {}
+
+ Logs.info("showing duplicate objects")
+
+ for t in tgt_list:
+ if not targets[t.sname] in [ 'LIBRARY', 'PYTHON' ]:
+ continue
+ for n in getattr(t, 'final_objects', set()):
+ t2 = bld.get_tgen_by_name(n)
+ if not n in used_by:
+ used_by[n] = set()
+ used_by[n].add(t.sname)
+
+ for n in used_by:
+ if len(used_by[n]) > 1:
+ Logs.info("target '%s' is used by %s" % (n, used_by[n]))
+
+ Logs.info("showing indirect dependency counts (sorted by count)")
+
+ def indirect_count(t):
+ return len(t.indirect_objects)
+
+ sorted_list = sorted(tgt_list, key=indirect_count, reverse=True)
+ for t in sorted_list:
+ if len(t.indirect_objects) > 1:
+ Logs.info("%s depends on %u indirect objects" % (t.sname, len(t.indirect_objects)))
+
+
+######################################################################
+# this provides a way to save our dependency calculations between runs
+savedeps_version = 3
+savedeps_inputs = ['samba_deps', 'samba_includes', 'local_include', 'local_include_first', 'samba_cflags',
+ 'source', 'grouping_library', 'samba_ldflags', 'allow_undefined_symbols',
+ 'use_global_deps', 'global_include' ]
+savedeps_outputs = ['uselib', 'uselib_local', 'add_objects', 'includes',
+ 'cflags', 'ldflags', 'samba_deps_extended', 'final_libs']
+savedeps_outenv = ['INC_PATHS']
+savedeps_envvars = ['NONSHARED_BINARIES', 'GLOBAL_DEPENDENCIES', 'EXTRA_CFLAGS', 'EXTRA_LDFLAGS', 'EXTRA_INCLUDES' ]
+savedeps_caches = ['GLOBAL_DEPENDENCIES', 'TARGET_TYPE', 'INIT_FUNCTIONS', 'SYSLIB_DEPS']
+savedeps_files = ['buildtools/wafsamba/samba_deps.py']
+
+def save_samba_deps(bld, tgt_list):
+ '''save the dependency calculations between builds, to make
+ further builds faster'''
+ denv = ConfigSet.ConfigSet()
+
+ denv.version = savedeps_version
+ denv.savedeps_inputs = savedeps_inputs
+ denv.savedeps_outputs = savedeps_outputs
+ denv.input = {}
+ denv.output = {}
+ denv.outenv = {}
+ denv.caches = {}
+ denv.envvar = {}
+ denv.files = {}
+
+ for f in savedeps_files:
+ denv.files[f] = os.stat(os.path.join(bld.srcnode.abspath(), f)).st_mtime
+
+ for c in savedeps_caches:
+ denv.caches[c] = LOCAL_CACHE(bld, c)
+
+ for e in savedeps_envvars:
+ denv.envvar[e] = bld.env[e]
+
+ for t in tgt_list:
+ # save all the input attributes for each target
+ tdeps = {}
+ for attr in savedeps_inputs:
+ v = getattr(t, attr, None)
+ if v is not None:
+ tdeps[attr] = v
+ if tdeps != {}:
+ denv.input[t.sname] = tdeps
+
+ # save all the output attributes for each target
+ tdeps = {}
+ for attr in savedeps_outputs:
+ v = getattr(t, attr, None)
+ if v is not None:
+ tdeps[attr] = v
+ if tdeps != {}:
+ denv.output[t.sname] = tdeps
+
+ tdeps = {}
+ for attr in savedeps_outenv:
+ if attr in t.env:
+ tdeps[attr] = t.env[attr]
+ if tdeps != {}:
+ denv.outenv[t.sname] = tdeps
+
+ depsfile = os.path.join(bld.cache_dir, "sambadeps")
+ denv.store_fast(depsfile)
+
+
+
+def load_samba_deps(bld, tgt_list):
+ '''load a previous set of build dependencies if possible'''
+ depsfile = os.path.join(bld.cache_dir, "sambadeps")
+ denv = ConfigSet.ConfigSet()
+ try:
+ debug('deps: checking saved dependencies')
+ denv.load_fast(depsfile)
+ if (denv.version != savedeps_version or
+ denv.savedeps_inputs != savedeps_inputs or
+ denv.savedeps_outputs != savedeps_outputs):
+ return False
+ except Exception:
+ return False
+
+ # check if critical files have changed
+ for f in savedeps_files:
+ if f not in denv.files:
+ return False
+ if denv.files[f] != os.stat(os.path.join(bld.srcnode.abspath(), f)).st_mtime:
+ return False
+
+ # check if caches are the same
+ for c in savedeps_caches:
+ if c not in denv.caches or denv.caches[c] != LOCAL_CACHE(bld, c):
+ return False
+
+ # check if caches are the same
+ for e in savedeps_envvars:
+ if e not in denv.envvar or denv.envvar[e] != bld.env[e]:
+ return False
+
+ # check inputs are the same
+ for t in tgt_list:
+ tdeps = {}
+ for attr in savedeps_inputs:
+ v = getattr(t, attr, None)
+ if v is not None:
+ tdeps[attr] = v
+ if t.sname in denv.input:
+ olddeps = denv.input[t.sname]
+ else:
+ olddeps = {}
+ if tdeps != olddeps:
+ #print '%s: \ntdeps=%s \nodeps=%s' % (t.sname, tdeps, olddeps)
+ return False
+
+ # put outputs in place
+ for t in tgt_list:
+ if not t.sname in denv.output: continue
+ tdeps = denv.output[t.sname]
+ for a in tdeps:
+ setattr(t, a, tdeps[a])
+
+ # put output env vars in place
+ for t in tgt_list:
+ if not t.sname in denv.outenv: continue
+ tdeps = denv.outenv[t.sname]
+ for a in tdeps:
+ t.env[a] = tdeps[a]
+
+ debug('deps: loaded saved dependencies')
+ return True
+
+
+def generate_clangdb(bld):
+ classes = []
+ for x in ('c', 'cxx'):
+ cls = Task.classes.get(x)
+ if cls:
+ classes.append(cls)
+ task_classes = tuple(classes)
+
+ tasks = []
+ for g in bld.groups:
+ for tg in g:
+ if isinstance(tg, Task.Task):
+ lst = [tg]
+ else:
+ lst = tg.tasks
+ for task in lst:
+ try:
+ task.last_cmd
+ except AttributeError:
+ continue
+ if isinstance(task, task_classes):
+ tasks.append(task)
+ if len(tasks) == 0:
+ return
+
+ database_file = bld.bldnode.make_node('compile_commands.json')
+ Logs.info('Build commands will be stored in %s',
+ database_file.path_from(bld.path))
+ try:
+ root = database_file.read_json()
+ except IOError:
+ root = []
+ clang_db = dict((x['file'], x) for x in root)
+ for task in tasks:
+ f_node = task.inputs[0]
+ cmd = task.last_cmd
+ filename = f_node.path_from(task.get_cwd())
+ entry = {
+ "directory": task.get_cwd().abspath(),
+ "arguments": cmd,
+ "file": filename,
+ }
+ clang_db[filename] = entry
+ root = list(clang_db.values())
+ database_file.write_json(root)
+
+
+def check_project_rules(bld):
+ '''check the project rules - ensuring the targets are sane'''
+
+ loops = {}
+ inc_loops = {}
+
+ tgt_list = get_tgt_list(bld)
+
+ add_samba_attributes(bld, tgt_list)
+
+ force_project_rules = (Options.options.SHOWDEPS or
+ Options.options.SHOW_DUPLICATES)
+
+ if not force_project_rules and load_samba_deps(bld, tgt_list):
+ return
+
+ timer = Utils.Timer()
+
+ bld.new_rules = True
+ Logs.info("Checking project rules ...")
+
+ debug('deps: project rules checking started')
+
+ replace_builtin_subsystem_deps(bld, tgt_list)
+
+ debug("deps: replace_builtin_subsystem_deps: %s" % str(timer))
+
+ expand_subsystem_deps(bld)
+
+ debug("deps: expand_subsystem_deps: %s" % str(timer))
+
+ replace_grouping_libraries(bld, tgt_list)
+
+ debug("deps: replace_grouping_libraries: %s" % str(timer))
+
+ build_direct_deps(bld, tgt_list)
+
+ debug("deps: build_direct_deps: %s" % str(timer))
+
+ break_dependency_loops(bld, tgt_list)
+
+ debug("deps: break_dependency_loops: %s" % str(timer))
+
+ if Options.options.SHOWDEPS:
+ show_dependencies(bld, Options.options.SHOWDEPS, set())
+
+ calculate_final_deps(bld, tgt_list, loops)
+
+ debug("deps: calculate_final_deps: %s" % str(timer))
+
+ if Options.options.SHOW_DUPLICATES:
+ show_object_duplicates(bld, tgt_list)
+
+ # run the various attribute generators
+ for f in [ build_dependencies, build_includes, add_init_functions ]:
+ debug('deps: project rules checking %s', f)
+ for t in tgt_list: f(t)
+ debug("deps: %s: %s" % (f, str(timer)))
+
+ debug('deps: project rules stage1 completed')
+
+ if not check_duplicate_sources(bld, tgt_list):
+ Logs.error("Duplicate sources present - aborting")
+ sys.exit(1)
+
+ debug("deps: check_duplicate_sources: %s" % str(timer))
+
+ if not bld.check_group_ordering(tgt_list):
+ Logs.error("Bad group ordering - aborting")
+ sys.exit(1)
+
+ debug("deps: check_group_ordering: %s" % str(timer))
+
+ show_final_deps(bld, tgt_list)
+
+ debug("deps: show_final_deps: %s" % str(timer))
+
+ debug('deps: project rules checking completed - %u targets checked',
+ len(tgt_list))
+
+ if not bld.is_install:
+ save_samba_deps(bld, tgt_list)
+
+ debug("deps: save_samba_deps: %s" % str(timer))
+
+ Logs.info("Project rules pass")
+
+ if bld.cmd == 'build':
+ Task.Task.keep_last_cmd = True
+ bld.add_post_fun(generate_clangdb)
+
+
+def CHECK_PROJECT_RULES(bld):
+ '''enable checking of project targets for sanity'''
+ if bld.env.added_project_rules:
+ return
+ bld.env.added_project_rules = True
+ bld.add_pre_fun(check_project_rules)
+Build.BuildContext.CHECK_PROJECT_RULES = CHECK_PROJECT_RULES
+
+