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import SCons.Util
import xml.dom.minidom, os, os.path
################################################################################
# XSLT processor
################################################################################
def generate(env) :
def generate_actions(source, target, env, for_signature) :
if not env.has_key("XSLTSTYLESHEET") :
raise SCons.Errors.UserError, "The XSLTSTYLESHEET construction variable must be defined"
# Process the XML catalog files
# FIXME: It's probably not clean to do an ENV assignment globally
env["ENV"]["XML_CATALOG_FILES"] = " ".join(env.get("XMLCATALOGS", ""))
# Build the XMLLint command
xmllintcmd = ["$XMLLINT", "--nonet", "--xinclude", "--postvalid", "--noout", "$SOURCE"]
# Build the XSLT command
xsltcmd = ["$XSLT", "--nonet", "--xinclude"]
for (param, value) in env["XSLTPARAMS"] :
xsltcmd += ["--stringparam", param, value]
xsltcmd += ["-o", "$TARGET", "$XSLTSTYLESHEET", "$SOURCE"]
return [
SCons.Action.Action([xmllintcmd], cmdstr = "$XMLLINTCOMSTR"),
SCons.Action.Action([xsltcmd], cmdstr = "$XSLTCOMSTR")]
def modify_sources(target, source, env) :
if len(env["FOCFG"]) > 0 :
source.append(env["FOCFG"])
source.append(env.get("XMLCATALOGS", []))
return target, source
def scan_xml(node, env, path) :
dependencies = set()
nodes = [node]
while len(nodes) > 0 :
node = nodes.pop()
try :
document = xml.dom.minidom.parseString(node.get_contents())
except xml.parsers.expat.ExpatError:
continue
for include in document.getElementsByTagNameNS("http://www.w3.org/2001/XInclude", "include") :
include_file = include.getAttribute("href")
dependencies.add(include_file)
if include.getAttribute("parse") != "text" :
nodes.append(env.File(include_file))
return list(dependencies)
env["XMLLINT"] = "xmllint"
env["XSLT"] = "xsltproc"
env["XSLTPARAMS"] = []
env["BUILDERS"]["XSLT"] = SCons.Builder.Builder(
generator = generate_actions,
emitter = modify_sources,
source_scanner = SCons.Scanner.Scanner(function = scan_xml),
src_suffix = ".xml"
)
def exists(env) :
return True
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Swift