ENH: Adding test for ADD_CUSTOM_COMMAND's new IMPLICIT_DEPENDS feature.

3 files changed, 28 insertions, 0 deletions

diff --git a/Tests/BuildDepends/Project/CMakeLists.txt b/Tests/BuildDepends/Project/CMakeLists.txt
index 4f188b6..2651adf 100644
--- a/Tests/BuildDepends/Project/CMakeLists.txt
+++ b/Tests/BuildDepends/Project/CMakeLists.txt
@@ -27,3 +27,21 @@ add_executable(bar bar.cxx
   ${CMAKE_CURRENT_BINARY_DIR}/regen.h
   ${CMAKE_CURRENT_BINARY_DIR}/noregen.h
   )
+
+#-----------------------------------------------------------------------------
+IF("${CMAKE_GENERATOR}" MATCHES "Make")
+  # Test the IMPLICIT_DEPENDS feature.
+  SET(ZOT_DEPENDS IMPLICIT_DEPENDS CXX ${CMAKE_CURRENT_SOURCE_DIR}/dep.cxx)
+ELSE("${CMAKE_GENERATOR}" MATCHES "Make")
+  # No IMPLICIT_DEPENDS...just depend directly.
+  SET(ZOT_DEPENDS DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx.in)
+ENDIF("${CMAKE_GENERATOR}" MATCHES "Make")
+add_custom_command(
+  OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx
+  COMMAND ${CMAKE_COMMAND} -E copy
+  ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx.in
+  ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx
+  ${ZOT_DEPENDS}
+  )
+
+add_executable(zot zot.cxx ${CMAKE_CURRENT_BINARY_DIR}/zot.hxx)
diff --git a/Tests/BuildDepends/Project/dep.cxx b/Tests/BuildDepends/Project/dep.cxx
new file mode 100644
index 0000000..6cfebe3
--- /dev/null
+++ b/Tests/BuildDepends/Project/dep.cxx
@@ -0,0 +1 @@
+#include <zot.hxx.in>
diff --git a/Tests/BuildDepends/Project/zot.cxx b/Tests/BuildDepends/Project/zot.cxx
new file mode 100644
index 0000000..703ca38
--- /dev/null
+++ b/Tests/BuildDepends/Project/zot.cxx
@@ -0,0 +1,9 @@
+#include <zot.hxx>
+#include <stdio.h>
+
+int main()
+{
+  printf("%s\n", zot);
+  fflush(stdout);
+  return 0;
+}