X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=ghc%2Fdocs%2Fusers_guide%2Fffi-chap.sgml;fp=ghc%2Fdocs%2Fusers_guide%2Fffi-chap.sgml;h=d622179dc7dfcc3641e806151254bdb7341a736f;hb=10d840ae72e71eadadc400881632168fdce514e2;hp=99d21a3cc19b23274074faa323bc9920a83d19f7;hpb=2c556fae8314b3b36f031529d018f4f722c2caf2;p=ghc-hetmet.git
diff --git a/ghc/docs/users_guide/ffi-chap.sgml b/ghc/docs/users_guide/ffi-chap.sgml
index 99d21a3..d622179 100644
--- a/ghc/docs/users_guide/ffi-chap.sgml
+++ b/ghc/docs/users_guide/ffi-chap.sgml
@@ -290,6 +290,26 @@ to be inlined across modules, use the command-line and package-configuration
mechanism.
+
+ Finding Header files
+
+ Header files named by the
+ option or in a foreign import declaration
+ are searched for using the C compiler's usual search path.
+ You can add directories to this search path using the
+ option (see ).
+
+ Note: header files are ignored unless compiling via C.
+ If you had been compiling your code using the native code
+ generator (the default) and suddenly switch to compiling via
+ C, then you can get unexpected errors about missing include
+ files. Compiling via C is enabled automatically when certain
+ options are given (eg. and
+ both enable
+ ).
+
+