Buffers

<..context core-buf ..>
\def\dodoprocessTEXbuffer[#1][#2]{%
    <.add buffer config .>%
    \csname a:##1-buffer\endcsname
    \getvalue{\??bu#1\c!before}%
    \dobuffer{16}[#2]\readjobfile
    \getvalue{\??bu#1\c!after}%
    \csname b:#1-buffer\endcsname
}
\NewConfigure{-buffer}{2}
-_-_-

<..add buffer config ..>
\expandafter\ifx \csname c:#1-buffer:\endcsname\relax
    \:warning{adding \string\NewConfigure{#1-buffer}{2}
         to equal \string\Configure{buffer}{...}{...}}%
    \NewConfigure{#1-buffer}{2}%
    \Configure{#1-buffer}{\a:buffer}{\b:buffer}%
\fi
-_-_-

ConTeXt has a bug in its caption numbers.  For the code

    \starttext
    \placefigure[here][fig:1]{One}{xx}
    \placefigure[here][fig:2]{Two}{xxx}
    \stoptext

texexec  file:
                        xx
                                 Figure 1  One
                        xxx
                                 Figure 0  Two
                                        ^
texexec  --pdf file:                   |___________ wrong
                        xx
                                 Figure 1  One
                        xxx
                                 Figure 2  Two

78.1 Buffers