[project @ 2001-08-21 09:36:15 by simonmar]

document the requirement for source files in --make.

diff --git a/ghc/docs/users_guide/using.sgml b/ghc/docs/users_guide/using.sgml
index 184c02d..09c86a3 100644 (file)
--- a/ghc/docs/users_guide/using.sgml
+++ b/ghc/docs/users_guide/using.sgml
@@ -49,7 +49,10 @@
              <arg>-c</arg>
            </group>
          </cmdsynopsis></term>
-       <indexterm><primary><option>--make</option></primary>
+       <indexterm><primary><option>-E</option></primary>
+       <indexterm><primary><option>-C</option></primary>
+       <indexterm><primary><option>-S</option></primary>
+       <indexterm><primary><option>-c</option></primary>
        </indexterm>
        <listitem>
          <para>This is the traditional batch-compiler mode, in which
@@ -418,6 +421,13 @@ ghc --make Main.hs
     <para>If the program needs to be linked with additional objects
     (say, some auxilliary C code), these can be specified on the
     command line as usual.</para>
+
+    <para>Note that GHC can only follow dependencies if it has the
+    source file available, so if your program includes a module for
+    which there is no source file, even if you have an object and an
+    interface file for the module, then GHC will complain.  The
+    exception to this rule is for package modules, which may or may
+    not have source files.</para>
   </sect1>
   
   <Sect1 id="options-order">