First outline of the configure script invokes cmake.

1 files changed, 32 insertions, 3 deletions

diff --git a/cmake/configure b/cmake/configure
index f79d4c45..922568de 100644..100755
--- a/cmake/configure
+++ b/cmake/configure
@@ -1,3 +1,4 @@
+#!/bin/sh
 # On 2013-05-14 Arnold wrote in an e-mail:
 
 # <QUOTE)
@@ -13,7 +14,35 @@
 # but I do want the ones I've added in configure.ac.
 # </QUOTE)
 
+
 # Anyone using this script still needs an out-of-source build directory.
-# This script should first check if it was invoked from outside the source directory.
-# Then it shall evaluate all the options and translate the options into CMake variables.
-# Finally the script shall invoke CMake.
+if [ -f CMakeLists.txt ] ; then
+  echo "Your current working directory contains a file CMakeLists.txt, indicating"
+  echo "that this is a source directory. Create a new directory elsewhere, change into"
+  echo "this empty directory and try again."
+  echo "  mkdir build"
+  echo "  cd build"
+  echo "  ../$0"
+  exit 1
+fi
+
+if ! [ -f ../CMakeLists.txt ] ; then
+  echo "The directory above your current working directory does not contain a file CMakeLists.txt."
+  echo "This script will run only if you are one level below the source directory."
+  exit 1
+fi
+
+# TODO: Evaluate all the options and translate the options into CMake variables.
+CC=$( which cc )
+rm -f Toolchain.cmake
+(
+  echo "set(CMAKE_C_COMPILER $CC)"
+  echo "set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)"
+  echo "set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)"
+  echo "set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)"
+) > Toolchain.cmake
+
+# TODO: Allow the build directory to be in other places.
+# A parameter is needed to pass the value.
+cmake -DCMAKE_TOOLCHAIN_FILE=Toolchain.cmake ..
+