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| -rw-r--r-- | doc/manual.tex | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/manual.tex b/doc/manual.tex index b233473e..7fd135fa 100644 --- a/doc/manual.tex +++ b/doc/manual.tex @@ -62,6 +62,8 @@ Some other packages must be installed for the above to work. At a minimum, you apt-get install mlton libssl-dev \end{verbatim} +Note that, like the Ur/Web compiler, MLton is a whole-program optimizing compiler, so it frequently requires much more memory than old-fashioned compilers do. Expect building Ur/Web with MLton to require not much less than a gigabyte of RAM. If a \texttt{mlton} invocation ends suspiciously, the most likely explanation is that it has exhausted available memory. + To build programs that access SQL databases, you also need one of these client libraries for supported backends. \begin{verbatim} apt-get install libpq-dev libmysqlclient-dev libsqlite3-dev @@ -72,7 +74,7 @@ It is also possible to access the modules of the Ur/Web compiler interactively, apt-get install smlnj libsmlnj-smlnj ml-yacc ml-lpt \end{verbatim} -To begin an interactive session with the Ur compiler modules, run \texttt{make smlnj}, and then, from within an \texttt{sml} session, run \texttt{CM.make "src/urweb.cm";}. The \texttt{Compiler} module is the main entry point. +To begin an interactive session with the Ur compiler modules, run \texttt{make smlnj}, and then, from within an \texttt{sml} session, run \texttt{CM.make "src/urweb.cm";}. The \texttt{Compiler} module is the main entry point, and you can find its signature in \texttt{src/compiler.sig}. To run an SQL-backed application with a backend besides SQLite, you will probably want to install one of these servers. |