variables.h

Introduction

#defines

#define XSLT_REGISTER_VARIABLE_LOOKUP(
    ctxt) \ xmlXPathRegisterVariableLookup((
    ctxt)->xpathCtxt, \ xsltXPathVariableLookup, (
    void *)(
    ctxt)); \ xsltRegisterAllFunctions((
    ctxt)->xpathCtxt); \ xsltRegisterAllElement(
    ctxt); \ (
    ctxt)->xpathCtxt->extra = ctxt 

Discussion

XSLT_REGISTER_VARIABLE_LOOKUP:

Registering macro, not general purpose at all but used in different modules.