build: Build and check (ice-9 popen) only when --enable-posix and HAVE_FORK.

[bpt/guile.git] / doc / ref / api-options.texi

diff --git a/doc/ref/api-options.texi b/doc/ref/api-options.texi
index 1734318..8fa4f98 100644 (file)
--- a/doc/ref/api-options.texi
+++ b/doc/ref/api-options.texi
@@ -1,6 +1,7 @@
 @c -*-texinfo-*-
 @c This is part of the GNU Guile Reference Manual.
-@c Copyright (C)  1996, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2008, 2009, 2010, 2011, 2012
+@c Copyright (C)  1996, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+@c   2008, 2009, 2010, 2011, 2012, 2013
 @c   Free Software Foundation, Inc.
 @c See the file guile.texi for copying conditions.
 
@@ -96,6 +97,13 @@ your site should be installed.  On Unix-like systems, this is usually
 @file{/usr/local/share/guile/site} or @file{/usr/share/guile/site}.
 @end deffn
 
+@deffn {Scheme Procedure} %site-ccache-dir
+@deffnx {C Function} scm_sys_site_ccache_dir ()
+Return the directory where users should install compiled @code{.go}
+files for use with this version of Guile.  Might look something like
+@file{/usr/lib/guile/@value{EFFECTIVE-VERSION}/site-ccache}.
+@end deffn
+
 @defvar %guile-build-info
 Alist of information collected during the building of a particular
 Guile.  Entries can be grouped into one of several categories:
@@ -274,6 +282,11 @@ Databases}).
 Indicates support for POSIX functions: @code{pipe}, @code{getgroups},
 @code{kill}, @code{execl} and so on (@pxref{POSIX}).
 
+@item fork
+Indicates support for the POSIX @code{fork} function (@pxref{Processes,
+@code{primitive-fork}}).  This is a prerequisite for the @code{(ice-9
+popen)} module (@pxref{Pipes}).
+
 @item random
 Indicates availability of random number generation functions:
 @code{random}, @code{copy-random-state}, @code{random-uniform} and so on