Update build instructions

3 files changed, 14 insertions, 8 deletions

diff --git a/BUILD b/BUILD
index 57b70dd..c9df674 100644
--- a/BUILD
+++ b/BUILD
@@ -1,8 +1,17 @@
+Requirements:
+   Vecmathlib requires either GCC 4.7 or Clang 3.1 to build.
+
 After initial checkout:
-   ./autogen.sh
+   Run "./autogen.sh" to create or recreate all autogenerated
+   configuration magic. This should otherwise not be necessary.
 
 Build:
-   ninja
+   Run "make"
+   If using Ninja: run "ninja"
+
+Clean:
+   Run "make clean"
+   If using Ninja: run "ninja -t clean"
 
 Test:
    ./test
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9a33a0f..fb934bd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,11 +1,10 @@
-# build via ninja: cmake -G Ninja
-# build via make: cmake .
-# clean: rm CMakeCache.txt
+# See file "BUILD" for instructions
 
 cmake_minimum_required (VERSION 2.6)
 project (vecmathlib)
 
 add_executable (example example.cc)
+add_executable (loop loop.cc)
 add_executable (test test.cc)
 add_executable (bench bench.cc)
 
diff --git a/autogen.sh b/autogen.sh
index ac1314a..1f83a81 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -1,8 +1,6 @@
 #! /bin/bash
 
-# Run "./autogen.sh" to create or recreate all autogenerated
-# configuration magic. This should normally not be necessary; in
-# general, just running "ninja" will perform all necessary tasks.
+# See file "BUILD" for instructions
 
 rm -f CMakeCache.txt