mirror of
https://gitlab.com/ita1024/waf.git
synced 2024-11-11 12:49:06 +01:00
127 lines
3.2 KiB
Python
127 lines
3.2 KiB
Python
#!/usr/bin/env python
|
|
# encoding: utf-8
|
|
# Thomas Nagy, 2010 (ita)
|
|
|
|
"""
|
|
Scala support
|
|
|
|
scalac outputs files a bit where it wants to
|
|
"""
|
|
|
|
import os
|
|
from waflib import Task, Utils, Node
|
|
from waflib.TaskGen import feature, before_method, after_method
|
|
|
|
from waflib.Tools import ccroot
|
|
ccroot.USELIB_VARS['scalac'] = set(['CLASSPATH', 'SCALACFLAGS'])
|
|
|
|
from waflib.Tools import javaw
|
|
|
|
@feature('scalac')
|
|
@before_method('process_source')
|
|
def apply_scalac(self):
|
|
|
|
Utils.def_attrs(self, jarname='', classpath='',
|
|
sourcepath='.', srcdir='.',
|
|
jar_mf_attributes={}, jar_mf_classpath=[])
|
|
|
|
outdir = getattr(self, 'outdir', None)
|
|
if outdir:
|
|
if not isinstance(outdir, Node.Node):
|
|
outdir = self.path.get_bld().make_node(self.outdir)
|
|
else:
|
|
outdir = self.path.get_bld()
|
|
outdir.mkdir()
|
|
self.env['OUTDIR'] = outdir.abspath()
|
|
|
|
self.scalac_task = tsk = self.create_task('scalac')
|
|
tmp = []
|
|
|
|
srcdir = getattr(self, 'srcdir', '')
|
|
if isinstance(srcdir, Node.Node):
|
|
srcdir = [srcdir]
|
|
for x in Utils.to_list(srcdir):
|
|
if isinstance(x, Node.Node):
|
|
y = x
|
|
else:
|
|
y = self.path.find_dir(x)
|
|
if not y:
|
|
self.bld.fatal('Could not find the folder %s from %s' % (x, self.path))
|
|
tmp.append(y)
|
|
tsk.srcdir = tmp
|
|
|
|
# reuse some code
|
|
feature('scalac')(javaw.use_javac_files)
|
|
after_method('apply_scalac')(javaw.use_javac_files)
|
|
|
|
feature('scalac')(javaw.set_classpath)
|
|
after_method('apply_scalac', 'use_scalac_files')(javaw.set_classpath)
|
|
|
|
|
|
SOURCE_RE = '**/*.scala'
|
|
class scalac(javaw.javac):
|
|
color = 'GREEN'
|
|
vars = ['CLASSPATH', 'SCALACFLAGS', 'SCALAC', 'OUTDIR']
|
|
|
|
def runnable_status(self):
|
|
"""
|
|
Wait for dependent tasks to be complete, then read the file system to find the input nodes.
|
|
"""
|
|
for t in self.run_after:
|
|
if not t.hasrun:
|
|
return Task.ASK_LATER
|
|
|
|
if not self.inputs:
|
|
global SOURCE_RE
|
|
self.inputs = []
|
|
for x in self.srcdir:
|
|
self.inputs.extend(x.ant_glob(SOURCE_RE, remove=False))
|
|
return super(javaw.javac, self).runnable_status()
|
|
|
|
def run(self):
|
|
"""
|
|
Execute the scalac compiler
|
|
"""
|
|
env = self.env
|
|
gen = self.generator
|
|
bld = gen.bld
|
|
wd = bld.bldnode.abspath()
|
|
def to_list(xx):
|
|
if isinstance(xx, str): return [xx]
|
|
return xx
|
|
self.last_cmd = lst = []
|
|
lst.extend(to_list(env['SCALAC']))
|
|
lst.extend(['-classpath'])
|
|
lst.extend(to_list(env['CLASSPATH']))
|
|
lst.extend(['-d'])
|
|
lst.extend(to_list(env['OUTDIR']))
|
|
lst.extend(to_list(env['SCALACFLAGS']))
|
|
lst.extend([a.abspath() for a in self.inputs])
|
|
lst = [x for x in lst if x]
|
|
try:
|
|
self.out = self.generator.bld.cmd_and_log(lst, cwd=wd, env=env.env or None, output=0, quiet=0)[1]
|
|
except:
|
|
self.generator.bld.cmd_and_log(lst, cwd=wd, env=env.env or None)
|
|
|
|
def configure(self):
|
|
"""
|
|
Detect the scalac program
|
|
"""
|
|
# If SCALA_HOME is set, we prepend it to the path list
|
|
java_path = self.environ['PATH'].split(os.pathsep)
|
|
v = self.env
|
|
|
|
if 'SCALA_HOME' in self.environ:
|
|
java_path = [os.path.join(self.environ['SCALA_HOME'], 'bin')] + java_path
|
|
self.env['SCALA_HOME'] = [self.environ['SCALA_HOME']]
|
|
|
|
for x in 'scalac scala'.split():
|
|
self.find_program(x, var=x.upper(), path_list=java_path)
|
|
|
|
if 'CLASSPATH' in self.environ:
|
|
v['CLASSPATH'] = self.environ['CLASSPATH']
|
|
|
|
v.SCALACFLAGS = ['-verbose']
|
|
if not v['SCALAC']: self.fatal('scalac is required for compiling scala classes')
|
|
|