# HG changeset patch
# User SokoL_SD
# Date 1248082390 0
# Node ID f2f4c9cbadc2bbc7ab6a9b91fb0c429a41ee0add
# Parent  e792a5287673ceaadf7f7c1ac5e64b9909fe3c22
Fix #28.
You cannot build in the sources folder by default but can override this behavior using ALLOW_IN_SOURCE_BUILDS option. However, in this case you'll have to use 'cmake . && make' instead of make. Otherwise, the generator won't start.

diff -r e792a5287673 -r f2f4c9cbadc2 CMakeLists.txt
--- a/CMakeLists.txt	Mon Jul 20 08:40:33 2009 +0000
+++ b/CMakeLists.txt	Mon Jul 20 09:33:10 2009 +0000
@@ -6,19 +6,18 @@
 ##########################################################
 if(NOT SECOND_RUN)
 
-option(FORCE_IN_SOURCE_BUILD "Force the in-source building" "OFF")
-if( CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT FORCE_IN_SOURCE_BUILD)
+option(ALLOW_IN_SOURCE_BUILDS "Allow in-source builds" "OFF")
+if(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT ALLOW_IN_SOURCE_BUILDS)
   message(FATAL_ERROR "In-source builds are not allowed.
   Please create a directory and run cmake from there, passing the path
 to this source directory as the last argument.
   This process created the file `CMakeCache.txt` and the directory `CMakeFiles'.
 Please delete them.
 
-  Or you can restart cmake with `-DFORCE_IN_SOURCE_BUILD=1`, but it is not
+  Or you can restart cmake with `-DALLOW_IN_SOURCE_BUILDS=1`, but it is not
 recomended.
 ")
-endif()
-
+endif(CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR AND NOT ALLOW_IN_SOURCE_BUILDS)
 
 FIND_PACKAGE(Qt4 REQUIRED)
 set (QT_USE_QTMAIN false)