dots replaced by the directory separator ('/' or '\', depending
on the system), and <replaceable>extension</replaceable> is a
source extension (<literal>hs</literal>, <literal>lhs</literal>)
- if we are in <option>--make</option> mode and GHCi, or
+ if we are in <option>--make</option> mode or GHCi, or
<replaceable>hisuf</replaceable> otherwise.</para>
<para>For example, suppose the search path contains directories
<para>This isn't the whole story: GHC also looks for modules in
pre-compiled libraries, known as packages. See the section on
- packages (<xref linkend="packages"/>), for details.</para>
+ packages (<xref linkend="packages"/>) for details.</para>
</sect2>
<sect2 id="options-output">
</para>
<para>To compile these three files, issue the following commands:
<programlisting>
- ghc -c A.hs-boot -- Poduces A.hi-boot, A.o-boot
+ ghc -c A.hs-boot -- Produces A.hi-boot, A.o-boot
ghc -c B.hs -- Consumes A.hi-boot, produces B.hi, B.o
ghc -c A.hs -- Consumes B.hi, produces A.hi, A.o
ghc -o foo A.o B.o -- Linking the program
<listitem><para> A module <literal>M</literal> that is
<literal>{-# SOURCE #-}</literal>-imported in a program will usually also be
ordinarily imported elsewhere. If not, <command>ghc --make</command>
- automatically adds <literal>M</literal> to the set of moudles it tries to
+ automatically adds <literal>M</literal> to the set of modules it tries to
compile and link, to ensure that <literal>M</literal>'s implementation is included in
the final program.
</para></listitem>
<programlisting>
data R (x :: * -> *) y
</programlisting>
-You cannot use <literal>deriving</literal> on a data type declaration; write in
+You cannot use <literal>deriving</literal> on a data type declaration; write an
<literal>instance</literal> declaration instead.
</para></listitem>
<listitem><para> Class declarations is exactly as in Haskell, except that you may not put
class C a where ...
</programlisting>
Here, neither D nor T is declared in module Orphan.
-We call such modules ``orphan modules'',
+We call such modules “orphan modules”,
defined thus:</para>
<itemizedlist>
<listitem> <para> An <emphasis>orphan module</emphasis>
<listitem><para> An instance declaration in a module M is an <emphasis>orphan instance</emphasis> if
<indexterm><primary>orphan instance</primary></indexterm>
none of the type constructors
- or classes mentioned in the instance head (the part after the ``<literal>=></literal>'') are declared
+ or classes mentioned in the instance head (the part after the “<literal>=></literal>”) are declared
in M.</para>
<para> Only the instance head counts. In the example above, it is not good enough for C's declaration
<para> You can identify an orphan module by looking in its interface
file, <filename>M.hi</filename>, using the
-<option>--show-iface</option>. If there is a ``!'' on the first line,
-GHC considers it an orphan module.
+<option>--show-iface</option>. If there is a “!” on the
+first line, GHC considers it an orphan module.
</para>
</sect2>