Add zlib, libxml2 to optional library dependencies.

[pspp-builds.git] / INSTALL

diff --git a/INSTALL b/INSTALL
index a7f2f88fec364aa3a098d561a05baf2b897f009a..64675e035c1bed871470a47b5ec489b174d39c23 100644 (file)
--- a/INSTALL
+++ b/INSTALL
@@ -50,7 +50,7 @@ use the GUI, you must run `configure' with --without-gui.
       recommend version 2.10.2 or later.
 
     * libglade (http://www.jamesh.id.au/software/libglade/), version
-      2.0 or later.
+      2.6 or later.
 
 The following packages are optional.
 
@@ -66,6 +66,12 @@ The following packages are optional.
       later.  Installing Texinfo will allow you to build PSPP
       documentation in PostScript or PDF format.
 
+    * zlib (http://www.zlib.net/).  Installing zlib and libxml2 will
+      allow your PSPP binary to read Gnumeric files.
+
+    * libxml2 (http://xmlsoft.org/).  Installing zlib and libxml2 will
+      allow your PSPP binary to read Gnumeric files.
+
 Basic Installation
 ==================
 
@@ -92,17 +98,20 @@ release.
      Running `configure' takes awhile.  While running, it prints some
      messages telling which features it is checking for.
 
-     When `configure' completes, it may print a list of packages that
-     you must install before PSPP.  If it does, you need to install
-     those packages, then re-run this step.  Some prerequisites may be
+     If `configure' completes successfully, it prints the message
+     "PSPP configured successfully." at the end of its run.
+     Otherwise, it may stop with a list of packages that you must
+     install before PSPP.  If it does, you need to install those
+     packages, then re-run this step.  Some prerequisites may be
      omitted by passing a --without-<feature> flag to `configure' (see
      "Optional Features", below).  If you use one of these flags, then
      the feature that it disables will not be available in your PSPP
      installation.
 
      `configure' may also print a list of packages that you should
-     consider installing.  If you install them, additional features
-     will be available in your PSPP installation.
+     consider installing.  If you install them, then re-run
+     `configure', additional features will be available in your PSPP
+     installation.
 
   2. Type `make' to compile the package.