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| author | Ian Lynagh <igloo@earth.li> | 2007-11-11 00:11:26 +0000 |
|---|---|---|
| committer | Ian Lynagh <igloo@earth.li> | 2007-11-11 00:11:26 +0000 |
| commit | 6a65049a2b80e42ec44ebd775be98a70101ac495 (patch) | |
| tree | 8e04720b665d801f1df6dc14900721ae71a213d9 /docs | |
| parent | 70f9a988c8f8105f7e412c270d018a028d464432 (diff) | |
| download | haskell-6a65049a2b80e42ec44ebd775be98a70101ac495.tar.gz | |
Turn -fprint-bind-result off by default
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/users_guide/flags.xml | 6 | ||||
| -rw-r--r-- | docs/users_guide/ghci.xml | 13 |
2 files changed, 7 insertions, 12 deletions
diff --git a/docs/users_guide/flags.xml b/docs/users_guide/flags.xml index 76d98299ff..4a900b6f7d 100644 --- a/docs/users_guide/flags.xml +++ b/docs/users_guide/flags.xml @@ -517,10 +517,10 @@ <entry><option>-fno-print-evld-with-show</option></entry> </row> <row> - <entry><option>-fno-print-bind-result</option></entry> - <entry><link linkend="ghci-stmts">Turn off printing of binding results in GHCi</link></entry> + <entry><option>-fprint-bind-result</option></entry> + <entry><link linkend="ghci-stmts">Turn on printing of binding results in GHCi</link></entry> <entry>dynamic</entry> - <entry>-</entry> + <entry><option>-fno-print-bind-result</option></entry> </row> </tbody> </tgroup> diff --git a/docs/users_guide/ghci.xml b/docs/users_guide/ghci.xml index b092953b36..bac55ed431 100644 --- a/docs/users_guide/ghci.xml +++ b/docs/users_guide/ghci.xml @@ -368,7 +368,6 @@ hello <literal>IO</literal> monad. <screen> Prelude> x <- return 42 -42 Prelude> print x 42 Prelude> @@ -380,7 +379,8 @@ Prelude> <literal>x</literal> in future statements, for example to print it as we did above.</para> - <para>GHCi will print the result of a statement if and only if: + <para>If <option>-fprint-bind-result</option> is set then + GHCi will print the result of a statement if and only if: <itemizedlist> <listitem> <para>The statement is not a binding, or it is a monadic binding @@ -393,13 +393,8 @@ Prelude> <literal>Show</literal></para> </listitem> </itemizedlist> - The automatic printing of binding results can be suppressed with - <option>:set -fno-print-bind-result</option> (this does not - suppress printing the result of non-binding statements). - <indexterm><primary><option>-fno-print-bind-result</option></primary></indexterm><indexterm><primary><option>-fprint-bind-result</option></primary></indexterm>. - You might want to do this to prevent the result of binding - statements from being fully evaluated by the act of printing - them, for example.</para> + <indexterm><primary><option>-fprint-bind-result</option></primary></indexterm><indexterm><primary><option>-fno-print-bind-result</option></primary></indexterm>. + </para> <para>Of course, you can also bind normal non-IO expressions using the <literal>let</literal>-statement:</para> |