From d0c948844f398f291c1d014ff1a2791414b74d9c Mon Sep 17 00:00:00 2001
From: Magnus Lundborg <lundborg.magnus@gmail.com>
Date: Fri, 14 Dec 2012 13:00:49 +0100
Subject: Copy example files to build directory and set constants to find them


diff --git a/CMakeLists.txt b/CMakeLists.txt
index ba7b366..c459d69 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.6)
+cmake_minimum_required(VERSION 2.8)
 
 set(CMAKE_C_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall")
 
@@ -8,6 +8,8 @@ set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/lib)
 
 add_subdirectory(src)
 
+file(COPY example_files DESTINATION .)
+
 #-- Add an Option to toggle the generation of the API documentation
 option(BUILD_DOCUMENTATION "Use Doxygen to create the HTML based API documentation" OFF)
 if(BUILD_DOCUMENTATION)
diff --git a/INSTALL b/INSTALL
index 8253479..b63fd35 100644
--- a/INSTALL
+++ b/INSTALL
@@ -10,12 +10,6 @@ bin/tng_testing
 No system wide installations are made yet (no 'make install'), which means that
 programs using the library must specify explicitly where to look for it.
 
-(currently 'bin/tng_testing' requires a tng_example.tng in the directory
- the command is invoked. This will be fixed soon:
-
- cp ../example_files/tng_example.tng .
-
- )
 
 Useful cmake flags:
 -DBUILD_DOCUMENTATION=ON to build the API documentation (requires doxygen)
diff --git a/src/tests/CMakeLists.txt b/src/tests/CMakeLists.txt
index 9b9afe5..6747eb6 100644
--- a/src/tests/CMakeLists.txt
+++ b/src/tests/CMakeLists.txt
@@ -1,5 +1,10 @@
 include_directories(${TRAJECTORY_SOURCE_DIR}/src/lib)
 link_directories(${TRAJECTORY_BINARY_DIR}/src/lib)
 
+set(EXAMPLE_FILES_DIR ${CMAKE_BINARY_DIR}/example_files/ CACHE STRING "Directory where to find input test files and save output files.")
+
+configure_file(tng_io_testing.h.in ${CMAKE_BINARY_DIR}/generated/tng_io_testing.h)
+include_directories(${CMAKE_BINARY_DIR}/generated/)
+
 add_executable(tng_testing tng_io_testing.c)
 target_link_libraries(tng_testing tng_io)
\ No newline at end of file
diff --git a/src/tests/tng_io_testing.c b/src/tests/tng_io_testing.c
index 34234ec..1506f68 100644
--- a/src/tests/tng_io_testing.c
+++ b/src/tests/tng_io_testing.c
@@ -2,9 +2,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include "tng_io.h"
-
-
-
+#include "tng_io_testing.h"
 
 static tng_function_status tng_test_setup_molecules(tng_trajectory_t traj)
 {
@@ -301,7 +299,11 @@ static tng_function_status tng_test_write_and_read_traj(tng_trajectory_t traj)
     free(data);
 
     tng_trajectory_destroy(traj);
+#ifdef EXAMPLE_FILES_DIR
+    tng_input_file_set(traj, EXAMPLE_FILES_DIR "tng_test.tng");
+#else
     tng_input_file_set(traj, "/tmp/tng_test.tng");
+#endif
     
     stat = tng_file_headers_read(traj, TNG_SKIP_HASH);
     
@@ -407,9 +409,15 @@ int main()
     tng_time_get_str(&traj, time_str);
 
     printf("Creation time: %s\n", time_str);
-    
+
+#ifdef EXAMPLE_FILES_DIR
+    tng_input_file_set(&traj, EXAMPLE_FILES_DIR "tng_example.tng");
+    tng_output_file_set(&traj, EXAMPLE_FILES_DIR "tng_example_out.tng");
+#else
     tng_input_file_set(&traj, "tng_example.tng");
     tng_output_file_set(&traj, "/tmp/tng_example_out.tng");
+#endif
+
 
 //     if(tng_test_endianness(&traj) != TNG_SUCCESS)
 //     {
@@ -448,7 +456,11 @@ int main()
     }
     
 
+#ifdef EXAMPLE_FILES_DIR
+    tng_output_file_set(&traj, EXAMPLE_FILES_DIR "tng_test.tng");
+#else
     tng_output_file_set(&traj, "/tmp/tng_test.tng");
+#endif
 
     if(tng_test_write_and_read_traj(&traj) == TNG_CRITICAL)
     {
diff --git a/src/tests/tng_io_testing.h.in b/src/tests/tng_io_testing.h.in
new file mode 100644
index 0000000..b0d45a1
--- /dev/null
+++ b/src/tests/tng_io_testing.h.in
@@ -0,0 +1,6 @@
+#ifndef _TNG_IO_TESTING_H
+#define _TNG_IO_TESTING_H
+
+#define EXAMPLE_FILES_DIR "@EXAMPLE_FILES_DIR@"
+
+#endif
\ No newline at end of file
-- 
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