waf: upgrade to 2.0.18
authorUri Simchoni <uri@samba.org>
Sun, 6 Oct 2019 21:36:42 +0000 (00:36 +0300)
committerUri Simchoni <uri@samba.org>
Sun, 20 Oct 2019 12:06:30 +0000 (12:06 +0000)
This is required to get the new test_args parameter to conf.check, which
facilitates passing arguments to configuration test programs.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13846

Signed-off-by: Uri Simchoni <uri@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
19 files changed:
buildtools/bin/waf
buildtools/wafsamba/wafsamba.py
third_party/waf/waflib/Configure.py
third_party/waf/waflib/Context.py
third_party/waf/waflib/Scripting.py
third_party/waf/waflib/TaskGen.py
third_party/waf/waflib/Tools/asm.py
third_party/waf/waflib/Tools/c_aliases.py
third_party/waf/waflib/Tools/c_config.py
third_party/waf/waflib/Tools/c_tests.py
third_party/waf/waflib/Tools/gas.py
third_party/waf/waflib/Tools/javaw.py
third_party/waf/waflib/Tools/nasm.py
third_party/waf/waflib/Tools/python.py
third_party/waf/waflib/extras/doxygen.py
third_party/waf/waflib/extras/fast_partial.py
third_party/waf/waflib/extras/genpybind.py [new file with mode: 0644]
third_party/waf/waflib/extras/local_rpath.py
third_party/waf/waflib/extras/objcopy.py

index 8413f2332b7735ac19b2bf55f328a4ba6016c8e1..11ce8e7480ace2402723adef1164d36346bd860b 100755 (executable)
@@ -32,7 +32,7 @@ POSSIBILITY OF SUCH DAMAGE.
 
 import os, sys, inspect
 
-VERSION="2.0.17"
+VERSION="2.0.18"
 REVISION="x"
 GIT="x"
 INSTALL="x"
index 76d65ebfcb679032d794b8bd29afda2211f157e1..205d5b4ac32c81e01831849a4b66a9314f2e016d 100644 (file)
@@ -38,7 +38,7 @@ LIB_PATH="shared"
 
 os.environ['PYTHONUNBUFFERED'] = '1'
 
-if Context.HEXVERSION not in (0x2001100,):
+if Context.HEXVERSION not in (0x2001200,):
     Logs.error('''
 Please use the version of waf that comes with Samba, not
 a system installed version. See http://wiki.samba.org/index.php/Waf
index db09c0e3a401d4ffab357a812a3fa78bf8481d25..5762eb669548d027f9d8d0979d86be4b4cd551fd 100644 (file)
@@ -524,7 +524,7 @@ def run_build(self, *k, **kw):
        Though this function returns *0* by default, the build may set an attribute named *retval* on the
        build context object to return a particular value. See :py:func:`waflib.Tools.c_config.test_exec_fun` for example.
 
-       This function also provides a limited cache. To use it, provide the following option::
+       This function also features a cache which can be enabled by the following option::
 
                def options(opt):
                        opt.add_option('--confcache', dest='confcache', default=0,
@@ -535,10 +535,21 @@ def run_build(self, *k, **kw):
                $ waf configure --confcache
 
        """
-       lst = [str(v) for (p, v) in kw.items() if p != 'env']
-       h = Utils.h_list(lst)
+       buf = []
+       for key in sorted(kw.keys()):
+               v = kw[key]
+               if hasattr(v, '__call__'):
+                       buf.append(Utils.h_fun(v))
+               else:
+                       buf.append(str(v))
+       h = Utils.h_list(buf)
        dir = self.bldnode.abspath() + os.sep + (not Utils.is_win32 and '.' or '') + 'conf_check_' + Utils.to_hex(h)
 
+       cachemode = kw.get('confcache', getattr(Options.options, 'confcache', None))
+
+       if not cachemode and os.path.exists(dir):
+               shutil.rmtree(dir)
+
        try:
                os.makedirs(dir)
        except OSError:
@@ -549,7 +560,6 @@ def run_build(self, *k, **kw):
        except OSError:
                self.fatal('cannot use the configuration test folder %r' % dir)
 
-       cachemode = getattr(Options.options, 'confcache', None)
        if cachemode == 1:
                try:
                        proj = ConfigSet.ConfigSet(os.path.join(dir, 'cache_run_build'))
@@ -589,7 +599,7 @@ def run_build(self, *k, **kw):
                else:
                        ret = getattr(bld, 'retval', 0)
        finally:
-               if cachemode == 1:
+               if cachemode:
                        # cache the results each time
                        proj = ConfigSet.ConfigSet()
                        proj['cache_run_build'] = ret
index d0759aada58bafacfe943fe9f0640febcb55532c..e3305fa3341178a14099eac662641f586c710df5 100644 (file)
@@ -11,13 +11,13 @@ from waflib import Utils, Errors, Logs
 import waflib.Node
 
 # the following 3 constants are updated on each new release (do not touch)
-HEXVERSION=0x2001100
+HEXVERSION=0x2001200
 """Constant updated on new releases"""
 
-WAFVERSION="2.0.17"
+WAFVERSION="2.0.18"
 """Constant updated on new releases"""
 
-WAFREVISION="6bc6cb599c702e985780e9f705b291b812123693"
+WAFREVISION="314689b8994259a84f0de0aaef74d7ce91f541ad"
 """Git revision when the waf version is updated"""
 
 ABI = 20
index ae17a8b4503c6b15a190b22a3d18f8fd062f7628..68dccf29ce070e9fac9985718c99080fa6517118 100644 (file)
@@ -332,7 +332,12 @@ def distclean(ctx):
                else:
                        remove_and_log(env.out_dir, shutil.rmtree)
 
-               for k in (env.out_dir, env.top_dir, env.run_dir):
+               env_dirs = [env.out_dir]
+               if not ctx.options.no_lock_in_top:
+                       env_dirs.append(env.top_dir)
+               if not ctx.options.no_lock_in_run:
+                       env_dirs.append(env.run_dir)
+               for k in env_dirs:
                        p = os.path.join(k, Options.lockfile)
                        remove_and_log(p, os.remove)
 
index 532b7d5cdb46918bbd4dffeb462f1ae40b38518b..f8f92bd57c16c78e4691e333c6784a3760af204a 100644 (file)
@@ -905,7 +905,7 @@ def process_subst(self):
                # paranoid safety measure for the general case foo.in->foo.h with ambiguous dependencies
                for xt in HEADER_EXTS:
                        if b.name.endswith(xt):
-                               tsk.ext_in = tsk.ext_in + ['.h']
+                               tsk.ext_out = tsk.ext_out + ['.h']
                                break
 
                inst_to = getattr(self, 'install_path', None)
index b6f26fb3df3c872bbaaf528a50bfee997e706b01..a57e83bb5eca2a57ab1a2d0ef2a4200205d66342 100644 (file)
@@ -34,9 +34,22 @@ Support for pure asm programs and libraries should also work::
                        target = 'asmtest')
 """
 
-from waflib import Task
+import re
+from waflib import Errors, Logs, Task
 from waflib.Tools.ccroot import link_task, stlink_task
 from waflib.TaskGen import extension
+from waflib.Tools import c_preproc
+
+re_lines = re.compile(
+       '^[ \t]*(?:%)[ \t]*(ifdef|ifndef|if|else|elif|endif|include|import|define|undef)[ \t]*(.*)\r*$',
+       re.IGNORECASE | re.MULTILINE)
+
+class asm_parser(c_preproc.c_parser):
+       def filter_comments(self, node):
+               code = node.read()
+               code = c_preproc.re_nl.sub('', code)
+               code = c_preproc.re_cpp.sub(c_preproc.repl, code)
+               return re_lines.findall(code)
 
 class asm(Task.Task):
        """
@@ -45,6 +58,28 @@ class asm(Task.Task):
        color = 'BLUE'
        run_str = '${AS} ${ASFLAGS} ${ASMPATH_ST:INCPATHS} ${DEFINES_ST:DEFINES} ${AS_SRC_F}${SRC} ${AS_TGT_F}${TGT}'
 
+       def scan(self):
+               if self.env.ASM_NAME == 'gas':
+                       return c_preproc.scan(self)
+                       Logs.warn('There is no dependency scanner for Nasm!')
+                       return  [[], []]
+               elif self.env.ASM_NAME == 'nasm':
+                       Logs.warn('The Nasm dependency scanner is incomplete!')
+
+               try:
+                       incn = self.generator.includes_nodes
+               except AttributeError:
+                       raise Errors.WafError('%r is missing the "asm" feature' % self.generator)
+
+               if c_preproc.go_absolute:
+                       nodepaths = incn
+               else:
+                       nodepaths = [x for x in incn if x.is_child_of(x.ctx.srcnode) or x.is_child_of(x.ctx.bldnode)]
+
+               tmp = asm_parser(nodepaths)
+               tmp.start(self.inputs[0], self.env)
+               return (tmp.nodes, tmp.names)
+
 @extension('.s', '.S', '.asm', '.ASM', '.spp', '.SPP')
 def asm_hook(self, node):
        """
index c9d53692e8fdd39121946da9637a7074611fbe65..985e048bdb7972b232abf9e2baa9ea0472a351ec 100644 (file)
@@ -47,10 +47,12 @@ def sniff_features(**kw):
                if x in exts:
                        feats.append('cxx')
                        break
-
        if 'c' in exts or 'vala' in exts or 'gs' in exts:
                feats.append('c')
 
+       if 's' in exts or 'S' in exts:
+               feats.append('asm')
+
        for x in 'f f90 F F90 for FOR'.split():
                if x in exts:
                        feats.append('fc')
@@ -66,7 +68,7 @@ def sniff_features(**kw):
        if typ in ('program', 'shlib', 'stlib'):
                will_link = False
                for x in feats:
-                       if x in ('cxx', 'd', 'fc', 'c'):
+                       if x in ('cxx', 'd', 'fc', 'c', 'asm'):
                                feats.append(x + typ)
                                will_link = True
                if not will_link and not kw.get('features', []):
index d546be95614628042ca79e44ecabb0981f70fab5..80580cc9fcb868f4628af80676489cd676fee9f6 100644 (file)
@@ -659,20 +659,21 @@ class test_exec(Task.Task):
        """
        color = 'PINK'
        def run(self):
+               cmd = [self.inputs[0].abspath()] + getattr(self.generator, 'test_args', [])
                if getattr(self.generator, 'rpath', None):
                        if getattr(self.generator, 'define_ret', False):
-                               self.generator.bld.retval = self.generator.bld.cmd_and_log([self.inputs[0].abspath()])
+                               self.generator.bld.retval = self.generator.bld.cmd_and_log(cmd)
                        else:
-                               self.generator.bld.retval = self.generator.bld.exec_command([self.inputs[0].abspath()])
+                               self.generator.bld.retval = self.generator.bld.exec_command(cmd)
                else:
                        env = self.env.env or {}
                        env.update(dict(os.environ))
                        for var in ('LD_LIBRARY_PATH', 'DYLD_LIBRARY_PATH', 'PATH'):
                                env[var] = self.inputs[0].parent.abspath() + os.path.pathsep + env.get(var, '')
                        if getattr(self.generator, 'define_ret', False):
-                               self.generator.bld.retval = self.generator.bld.cmd_and_log([self.inputs[0].abspath()], env=env)
+                               self.generator.bld.retval = self.generator.bld.cmd_and_log(cmd, env=env)
                        else:
-                               self.generator.bld.retval = self.generator.bld.exec_command([self.inputs[0].abspath()], env=env)
+                               self.generator.bld.retval = self.generator.bld.exec_command(cmd, env=env)
 
 @feature('test_exec')
 @after_method('apply_link')
index f858df5763cd42698156a078dda3dc179424ea0c..7a4094f2450f7b8e9a08ff8ec82431f1dce93cd8 100644 (file)
@@ -224,6 +224,7 @@ def check_endianness(self):
        def check_msg(self):
                return tmp[0]
        self.check(fragment=ENDIAN_FRAGMENT, features='c grep_for_endianness',
-               msg='Checking for endianness', define='ENDIANNESS', tmp=tmp, okmsg=check_msg)
+               msg='Checking for endianness', define='ENDIANNESS', tmp=tmp,
+               okmsg=check_msg, confcache=None)
        return tmp[0]
 
index 77afed7038f847c426babb934740ae735951a24b..4a8745afd7e5af0cea1cd9defe2d4cf37df47dd6 100644 (file)
@@ -16,3 +16,4 @@ def configure(conf):
        conf.env.ASLNK_TGT_F = ['-o']
        conf.find_ar()
        conf.load('asm')
+       conf.env.ASM_NAME = 'gas'
index fd1cf469abf6ccec15e2b1b45d0d2c8b218078bb..ceb08c28c87d5b2973078ad83f41995be9b7a58d 100644 (file)
@@ -246,7 +246,7 @@ def use_javac_files(self):
                                self.javac_task.dep_nodes.extend(tg.jar_task.outputs)
                        else:
                                if hasattr(tg, 'outdir'):
-                                       base_node = tg.outdir.abspath()
+                                       base_node = tg.outdir
                                else:
                                        base_node = tg.path.get_bld()
 
index 411d5826b5da34860e70bb0fd1e2a2247f0cf4a2..9c51c18de18e5f805865191504be3a482ff115ac 100644 (file)
@@ -24,3 +24,8 @@ def configure(conf):
        conf.env.ASLNK_TGT_F = ['-o']
        conf.load('asm')
        conf.env.ASMPATH_ST = '-I%s' + os.sep
+       txt = conf.cmd_and_log(conf.env.AS + ['--version'])
+       if 'yasm' in txt.lower():
+               conf.env.ASM_NAME = 'yasm'
+       else:
+               conf.env.ASM_NAME = 'nasm'
index 63a8917d7c178735ecbff7bc102af1905da93d53..7c45a76ffd27d970369a6addca7c178e91de67ef 100644 (file)
@@ -79,14 +79,19 @@ def process_py(self, node):
        """
        Add signature of .py file, so it will be byte-compiled when necessary
        """
-       assert(hasattr(self, 'install_path')), 'add features="py"'
+       assert(hasattr(self, 'install_path')), 'add features="py" for target "%s" in "%s/wscript".' % (self.target, self.path.nice_path())
+       self.install_from = getattr(self, 'install_from', None)
+       relative_trick = getattr(self, 'relative_trick', True)
+       if self.install_from:
+               assert isinstance(self.install_from, Node.Node), \
+               'add features="py" for target "%s" in "%s/wscript" (%s).' % (self.target, self.path.nice_path(), type(self.install_from))
 
        # where to install the python file
        if self.install_path:
                if self.install_from:
-                       self.add_install_files(install_to=self.install_path, install_from=node, cwd=self.install_from, relative_trick=True)
+                       self.add_install_files(install_to=self.install_path, install_from=node, cwd=self.install_from, relative_trick=relative_trick)
                else:
-                       self.add_install_files(install_to=self.install_path, install_from=node, relative_trick=True)
+                       self.add_install_files(install_to=self.install_path, install_from=node, relative_trick=relative_trick)
 
        lst = []
        if self.env.PYC:
@@ -96,9 +101,11 @@ def process_py(self, node):
 
        if self.install_path:
                if self.install_from:
-                       pyd = Utils.subst_vars("%s/%s" % (self.install_path, node.path_from(self.install_from)), self.env)
+                       target_dir = node.path_from(self.install_from) if relative_trick else node.name
+                       pyd = Utils.subst_vars("%s/%s" % (self.install_path, target_dir), self.env)
                else:
-                       pyd = Utils.subst_vars("%s/%s" % (self.install_path, node.path_from(self.path)), self.env)
+                       target_dir = node.path_from(self.path) if relative_trick else node.name
+                       pyd = Utils.subst_vars("%s/%s" % (self.install_path, target_dir), self.env)
        else:
                pyd = node.abspath()
 
@@ -115,7 +122,7 @@ def process_py(self, node):
                tsk.pyd = pyd
 
                if self.install_path:
-                       self.add_install_files(install_to=os.path.dirname(pyd), install_from=pyobj, cwd=node.parent.get_bld(), relative_trick=True)
+                       self.add_install_files(install_to=os.path.dirname(pyd), install_from=pyobj, cwd=node.parent.get_bld(), relative_trick=relative_trick)
 
 class pyc(Task.Task):
        """
@@ -433,11 +440,11 @@ def check_python_headers(conf, features='pyembed pyext'):
 
        # Code using the Python API needs to be compiled with -fno-strict-aliasing
        if env.CC_NAME == 'gcc':
-               env.append_value('CFLAGS_PYEMBED', ['-fno-strict-aliasing'])
-               env.append_value('CFLAGS_PYEXT', ['-fno-strict-aliasing'])
+               env.append_unique('CFLAGS_PYEMBED', ['-fno-strict-aliasing'])
+               env.append_unique('CFLAGS_PYEXT', ['-fno-strict-aliasing'])
        if env.CXX_NAME == 'gcc':
-               env.append_value('CXXFLAGS_PYEMBED', ['-fno-strict-aliasing'])
-               env.append_value('CXXFLAGS_PYEXT', ['-fno-strict-aliasing'])
+               env.append_unique('CXXFLAGS_PYEMBED', ['-fno-strict-aliasing'])
+               env.append_unique('CXXFLAGS_PYEXT', ['-fno-strict-aliasing'])
 
        if env.CC_NAME == "msvc":
                from distutils.msvccompiler import MSVCCompiler
index 423d8455025c42a9856d09b0fbc044dffac7215e..20cd9e1a8522b639461a63214d0e2a2ab734dca4 100644 (file)
@@ -85,6 +85,12 @@ class doxygen(Task.Task):
                if not getattr(self, 'pars', None):
                        txt = self.inputs[0].read()
                        self.pars = parse_doxy(txt)
+
+                       # Override with any parameters passed to the task generator
+                       if getattr(self.generator, 'pars', None):
+                               for k, v in self.generator.pars.items():
+                                       self.pars[k] = v
+
                        if self.pars.get('OUTPUT_DIRECTORY'):
                                # Use the path parsed from the Doxyfile as an absolute path
                                output_node = self.inputs[0].parent.get_bld().make_node(self.pars['OUTPUT_DIRECTORY'])
@@ -94,11 +100,6 @@ class doxygen(Task.Task):
                        output_node.mkdir()
                        self.pars['OUTPUT_DIRECTORY'] = output_node.abspath()
 
-                       # Override with any parameters passed to the task generator
-                       if getattr(self.generator, 'pars', None):
-                               for k, v in self.generator.pars.items():
-                                       self.pars[k] = v
-
                        self.doxy_inputs = getattr(self, 'doxy_inputs', [])
                        if not self.pars.get('INPUT'):
                                self.doxy_inputs.append(self.inputs[0].parent)
index 71b8318eecbed2f82530e2cd1aa362268472eb80..90a94723bb85f8c5db89f0d6cfb3ef0ced7ddb64 100644 (file)
@@ -18,6 +18,7 @@ Usage::
                opt.load('fast_partial')
 
 Assumptions:
+* Start with a clean build (run "waf distclean" after enabling)
 * Mostly for C/C++/Fortran targets with link tasks (object-only targets are not handled)
   try it in the folder generated by utils/genbench.py
 * For full project builds: no --targets and no pruning from subfolders
@@ -131,12 +132,18 @@ class bld_proxy(object):
                        data[x] = getattr(self, x)
                db = os.path.join(self.variant_dir, Context.DBFILE + self.store_key)
 
-               try:
-                       waflib.Node.pickle_lock.acquire()
+               with waflib.Node.pickle_lock:
                        waflib.Node.Nod3 = self.node_class
-                       x = Build.cPickle.dumps(data, Build.PROTOCOL)
-               finally:
-                       waflib.Node.pickle_lock.release()
+                       try:
+                               x = Build.cPickle.dumps(data, Build.PROTOCOL)
+                       except Build.cPickle.PicklingError:
+                               root = data['root']
+                               for node_deps in data['node_deps'].values():
+                                       for idx, node in enumerate(node_deps):
+                                               # there may be more cross-context Node objects to fix,
+                                               # but this should be the main source
+                                               node_deps[idx] = root.find_node(node.abspath())
+                               x = Build.cPickle.dumps(data, Build.PROTOCOL)
 
                Logs.debug('rev_use: storing %s', db)
                Utils.writef(db + '.tmp', x, m='wb')
@@ -393,12 +400,17 @@ def is_stale(self):
                Logs.debug('rev_use: must post %r because this is a clean build')
                return True
 
-       # 3. check if the configuration changed
-       if os.stat(self.bld.bldnode.find_node('c4che/build.config.py').abspath()).st_mtime > dbstat:
+       # 3.a check if the configuration exists
+       cache_node = self.bld.bldnode.find_node('c4che/build.config.py')
+       if not cache_node:
+               return True
+
+       # 3.b check if the configuration changed
+       if os.stat(cache_node.abspath()).st_mtime > dbstat:
                Logs.debug('rev_use: must post %r because the configuration has changed', self.name)
                return True
 
-       # 3.a any tstamp data?
+       # 3.c any tstamp data?
        try:
                f_deps = self.bld.f_deps
        except AttributeError:
diff --git a/third_party/waf/waflib/extras/genpybind.py b/third_party/waf/waflib/extras/genpybind.py
new file mode 100644 (file)
index 0000000..ac206ee
--- /dev/null
@@ -0,0 +1,194 @@
+import os
+import pipes
+import subprocess
+import sys
+
+from waflib import Logs, Task, Context
+from waflib.Tools.c_preproc import scan as scan_impl
+# ^-- Note: waflib.extras.gccdeps.scan does not work for us,
+# due to its current implementation:
+# The -MD flag is injected into the {C,CXX}FLAGS environment variable and
+# dependencies are read out in a separate step after compiling by reading
+# the .d file saved alongside the object file.
+# As the genpybind task refers to a header file that is never compiled itself,
+# gccdeps will not be able to extract the list of dependencies.
+
+from waflib.TaskGen import feature, before_method
+
+
+def join_args(args):
+    return " ".join(pipes.quote(arg) for arg in args)
+
+
+def configure(cfg):
+    cfg.load("compiler_cxx")
+    cfg.load("python")
+    cfg.check_python_version(minver=(2, 7))
+    if not cfg.env.LLVM_CONFIG:
+        cfg.find_program("llvm-config", var="LLVM_CONFIG")
+    if not cfg.env.GENPYBIND:
+        cfg.find_program("genpybind", var="GENPYBIND")
+
+    # find clang reasource dir for builtin headers
+    cfg.env.GENPYBIND_RESOURCE_DIR = os.path.join(
+            cfg.cmd_and_log(cfg.env.LLVM_CONFIG + ["--libdir"]).strip(),
+            "clang",
+            cfg.cmd_and_log(cfg.env.LLVM_CONFIG + ["--version"]).strip())
+    if os.path.exists(cfg.env.GENPYBIND_RESOURCE_DIR):
+        cfg.msg("Checking clang resource dir", cfg.env.GENPYBIND_RESOURCE_DIR)
+    else:
+        cfg.fatal("Clang resource dir not found")
+
+
+@feature("genpybind")
+@before_method("process_source")
+def generate_genpybind_source(self):
+    """
+    Run genpybind on the headers provided in `source` and compile/link the
+    generated code instead.  This works by generating the code on the fly and
+    swapping the source node before `process_source` is run.
+    """
+    # name of module defaults to name of target
+    module = getattr(self, "module", self.target)
+
+    # create temporary source file in build directory to hold generated code
+    out = "genpybind-%s.%d.cpp" % (module, self.idx)
+    out = self.path.get_bld().find_or_declare(out)
+
+    task = self.create_task("genpybind", self.to_nodes(self.source), out)
+    # used to detect whether CFLAGS or CXXFLAGS should be passed to genpybind
+    task.features = self.features
+    task.module = module
+    # can be used to select definitions to include in the current module
+    # (when header files are shared by more than one module)
+    task.genpybind_tags = self.to_list(getattr(self, "genpybind_tags", []))
+    # additional include directories
+    task.includes = self.to_list(getattr(self, "includes", []))
+    task.genpybind = self.env.GENPYBIND
+
+    # Tell waf to compile/link the generated code instead of the headers
+    # originally passed-in via the `source` parameter. (see `process_source`)
+    self.source = [out]
+
+
+class genpybind(Task.Task): # pylint: disable=invalid-name
+    """
+    Runs genpybind on headers provided as input to this task.
+    Generated code will be written to the first (and only) output node.
+    """
+    quiet = True
+    color = "PINK"
+    scan = scan_impl
+
+    @staticmethod
+    def keyword():
+        return "Analyzing"
+
+    def run(self):
+        if not self.inputs:
+            return
+
+        args = self.find_genpybind() + self._arguments(
+                resource_dir=self.env.GENPYBIND_RESOURCE_DIR)
+
+        output = self.run_genpybind(args)
+
+        # For debugging / log output
+        pasteable_command = join_args(args)
+
+        # write generated code to file in build directory
+        # (will be compiled during process_source stage)
+        (output_node,) = self.outputs
+        output_node.write("// {}\n{}\n".format(
+            pasteable_command.replace("\n", "\n// "), output))
+
+    def find_genpybind(self):
+        return self.genpybind
+
+    def run_genpybind(self, args):
+        bld = self.generator.bld
+
+        kwargs = dict(cwd=bld.variant_dir)
+        if hasattr(bld, "log_command"):
+            bld.log_command(args, kwargs)
+        else:
+            Logs.debug("runner: {!r}".format(args))
+        proc = subprocess.Popen(
+            args, stdout=subprocess.PIPE, stderr=subprocess.PIPE, **kwargs)
+        stdout, stderr = proc.communicate()
+
+        if not isinstance(stdout, str):
+            stdout = stdout.decode(sys.stdout.encoding, errors="replace")
+        if not isinstance(stderr, str):
+            stderr = stderr.decode(sys.stderr.encoding, errors="replace")
+
+        if proc.returncode != 0:
+            bld.fatal(
+                "genpybind returned {code} during the following call:"
+                "\n{command}\n\n{stdout}\n\n{stderr}".format(
+                    code=proc.returncode,
+                    command=join_args(args),
+                    stdout=stdout,
+                    stderr=stderr,
+                ))
+
+        if stderr.strip():
+            Logs.debug("non-fatal warnings during genpybind run:\n{}".format(stderr))
+
+        return stdout
+
+    def _include_paths(self):
+        return self.generator.to_incnodes(self.includes + self.env.INCLUDES)
+
+    def _inputs_as_relative_includes(self):
+        include_paths = self._include_paths()
+        relative_includes = []
+        for node in self.inputs:
+            for inc in include_paths:
+                if node.is_child_of(inc):
+                    relative_includes.append(node.path_from(inc))
+                    break
+            else:
+                self.generator.bld.fatal("could not resolve {}".format(node))
+        return relative_includes
+
+    def _arguments(self, genpybind_parse=None, resource_dir=None):
+        args = []
+        relative_includes = self._inputs_as_relative_includes()
+        is_cxx = "cxx" in self.features
+
+        # options for genpybind
+        args.extend(["--genpybind-module", self.module])
+        if self.genpybind_tags:
+            args.extend(["--genpybind-tag"] + self.genpybind_tags)
+        if relative_includes:
+            args.extend(["--genpybind-include"] + relative_includes)
+        if genpybind_parse:
+            args.extend(["--genpybind-parse", genpybind_parse])
+
+        args.append("--")
+
+        # headers to be processed by genpybind
+        args.extend(node.abspath() for node in self.inputs)
+
+        args.append("--")
+
+        # options for clang/genpybind-parse
+        args.append("-D__GENPYBIND__")
+        args.append("-xc++" if is_cxx else "-xc")
+        has_std_argument = False
+        for flag in self.env["CXXFLAGS" if is_cxx else "CFLAGS"]:
+            flag = flag.replace("-std=gnu", "-std=c")
+            if flag.startswith("-std=c"):
+                has_std_argument = True
+            args.append(flag)
+        if not has_std_argument:
+            args.append("-std=c++14")
+        args.extend("-I{}".format(n.abspath()) for n in self._include_paths())
+        args.extend("-D{}".format(p) for p in self.env.DEFINES)
+
+        # point to clang resource dir, if specified
+        if resource_dir:
+            args.append("-resource-dir={}".format(resource_dir))
+
+        return args
index b2507e17a105f2acf0ae55072170003a8751899e..e3923d9b9d40fa82740e1d0ef459b88898a241d5 100644 (file)
@@ -2,18 +2,20 @@
 # encoding: utf-8
 # Thomas Nagy, 2011 (ita)
 
+import copy
 from waflib.TaskGen import after_method, feature
 
 @after_method('propagate_uselib_vars')
 @feature('cprogram', 'cshlib', 'cxxprogram', 'cxxshlib', 'fcprogram', 'fcshlib')
 def add_rpath_stuff(self):
-       all = self.to_list(getattr(self, 'use', []))
+       all = copy.copy(self.to_list(getattr(self, 'use', [])))
        while all:
                name = all.pop()
                try:
                        tg = self.bld.get_tgen_by_name(name)
                except:
                        continue
-               self.env.append_value('RPATH', tg.link_task.outputs[0].parent.abspath())
-               all.extend(self.to_list(getattr(tg, 'use', [])))
+               if hasattr(tg, 'link_task'):
+                       self.env.append_value('RPATH', tg.link_task.outputs[0].parent.abspath())
+                       all.extend(self.to_list(getattr(tg, 'use', [])))
 
index 82d8359ecf71c75ba20e9dab9acd83010fb43ca2..bb7ca6ef224c4b625e7273906096019f40c4d6e0 100644 (file)
@@ -15,7 +15,7 @@ objcopy_flags           Additional flags passed to objcopy.
 """
 
 from waflib.Utils import def_attrs
-from waflib import Task
+from waflib import Task, Options
 from waflib.TaskGen import feature, after_method
 
 class objcopy(Task.Task):
@@ -46,5 +46,8 @@ def map_objcopy(self):
                self.add_install_files(install_to=self.objcopy_install_path, install_from=task.outputs[0])
 
 def configure(ctx):
-       ctx.find_program('objcopy', var='OBJCOPY', mandatory=True)
-
+       program_name = 'objcopy'
+       prefix = getattr(Options.options, 'cross_prefix', None)
+       if prefix:
+               program_name = '{}-{}'.format(prefix, program_name)
+       ctx.find_program(program_name, var='OBJCOPY', mandatory=True)