Commit ac9d8e83 authored by gsamain's avatar gsamain

(nonblock)Lock sync object before checking for activability

parent e306804f
...@@ -1311,9 +1311,15 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode): ...@@ -1311,9 +1311,15 @@ class ModuleNode(Nodes.Node, Nodes.BlockNode):
code.putln("Cy_INCREF(this->%s);" % target_object_cname) code.putln("Cy_INCREF(this->%s);" % target_object_cname)
code.putln("}") code.putln("}")
code.putln("int activate() {") code.putln("int activate() {")
sync_result = "sync_result"
code.putln("int %s = 0;" % sync_result)
code.putln("/* Activate only if its sync object agrees to do so */") code.putln("/* Activate only if its sync object agrees to do so */")
code.putln("if (this->%s != NULL and !this->%s->isActivable()) {" % (sync_attr_cname, sync_attr_cname)) code.putln("if (this->%s != NULL) {" % sync_attr_cname)
code.putln("return 0;") code.putln("if (!Cy_TRYRLOCK(this->%s)) {" % sync_attr_cname)
code.putln("%s = !this->%s->isActivable();" % (sync_result, sync_attr_cname))
code.putln("Cy_UNLOCK(this->%s);" % sync_attr_cname)
code.putln("}")
code.putln("if (%s == 0) return 0;" % sync_result)
code.putln("}") code.putln("}")
result_assignment = "" result_assignment = ""
......
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