| dnl @synopsis AX_THRIFT_GEN(SHORT_LANGUAGE, LONG_LANGUAGE, DEFAULT) | 
 | dnl | 
 | dnl Allow a particular language generator to be disabled. | 
 | dnl | 
 | dnl This macro has poor error handling and is poorly documented. | 
 | dnl It is intended only for internal use by the Thrift compiler. | 
 | dnl | 
 | dnl @author David Reiss <dreiss@facebook.com> | 
 | dnl @version 2008-02-20 | 
 | dnl @license AllPermissive | 
 |  | 
 | AC_DEFUN([AX_THRIFT_GEN], | 
 |          [ | 
 |           AC_ARG_ENABLE([gen-$1], | 
 |                         AC_HELP_STRING([--enable-gen-$1], [Enable the $2 compiler.  Default is $3]), | 
 |                         [ax_thrift_gen_$1="$enableval"], | 
 |                         [ax_thrift_gen_$1=$3] | 
 |                         ) | 
 |           dnl I'd like to run the AM_CONDITIONAL here, but automake likes | 
 |           dnl all AM_CONDITIONALs to be nice and explicit in configure.ac. | 
 |           dnl AM_CONDITIONAL([THRIFT_GEN_$1], [test "$ax_thrift_gen_$1" = "yes"]) | 
 |          ]) |