From fab2380cf7613450f3dc316856369895aa06795d Mon Sep 17 00:00:00 2001
From: maier <maier@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Tue, 5 Mar 2013 15:03:54 +0000
Subject: [PATCH] Unify failure handling

git-svn-id: https://svn.dealii.org/branches/branch_cmake@28736 0785d39b-7218-0410-832d-ea1e28bc413d
---
 deal.II/cmake/configure/configure_metis.cmake    | 1 -
 deal.II/cmake/configure/configure_p4est.cmake    | 8 ++++++++
 deal.II/cmake/configure/configure_petsc.cmake    | 9 +++++++--
 deal.II/cmake/configure/configure_slepc.cmake    | 9 +++++++--
 deal.II/cmake/configure/configure_trilinos.cmake | 2 --
 deal.II/cmake/modules/FindTRILINOS.cmake         | 4 +---
 6 files changed, 23 insertions(+), 10 deletions(-)

diff --git a/deal.II/cmake/configure/configure_metis.cmake b/deal.II/cmake/configure/configure_metis.cmake
index 0ea8164645..75df50a4a2 100644
--- a/deal.II/cmake/configure/configure_metis.cmake
+++ b/deal.II/cmake/configure/configure_metis.cmake
@@ -30,7 +30,6 @@ MACRO(FEATURE_METIS_FIND_EXTERNAL var)
       UNSET(METIS_LIBRARY CACHE)
       UNSET(METIS_INCLUDE_DIR CACHE)
       UNSET(METIS_DIR CACHE)
-      UNSET(METIS_FOUND CACHE)
       SET(METIS_DIR "" CACHE STRING
         "An optional hint to a metis directory"
         )
diff --git a/deal.II/cmake/configure/configure_p4est.cmake b/deal.II/cmake/configure/configure_p4est.cmake
index 1f30907f37..eb715a15c0 100644
--- a/deal.II/cmake/configure/configure_p4est.cmake
+++ b/deal.II/cmake/configure/configure_p4est.cmake
@@ -30,6 +30,14 @@ MACRO(FEATURE_P4EST_FIND_EXTERNAL var)
         "Could not find a sufficient p4est installation: "
         "P4est has to be configured with MPI support enabled.\n\n"
         )
+      UNSET(P4EST_DIR CACHE)
+      UNSET(P4EST_LIBRARY CACHE)
+      UNSET(P4EST_INCLUDE_DIR CACHE)
+      UNSET(SC_LIBRARY CACHE)
+      UNSET(SC_INCLUDE_DIR CACHE)
+      SET(P4EST_DIR "" CACHE STRING
+        "An optional hint to a p4est installation/directory"
+        )
     ELSE()
       SET(${var} TRUE)
     ENDIF()
diff --git a/deal.II/cmake/configure/configure_petsc.cmake b/deal.II/cmake/configure/configure_petsc.cmake
index 8889afb6ca..7d6244f5d8 100644
--- a/deal.II/cmake/configure/configure_petsc.cmake
+++ b/deal.II/cmake/configure/configure_petsc.cmake
@@ -59,8 +59,13 @@ MACRO(FEATURE_PETSC_FIND_EXTERNAL var)
     IF(NOT ${var})
       UNSET(PETSC_INCLUDE_DIR_ARCH CACHE)
       UNSET(PETSC_INCLUDE_DIR_COMMON CACHE)
-      UNSET(PETSC_INCLUDE_DIRS CACHE)
-      UNSET(PETSC_LIBRARIES CACHE)
+      UNSET(PETSC_LIBRARY CACHE)
+      SET(PETSC_DIR "" CACHE STRING
+        "An optional hint to a PETSc directory"
+        )
+      SET(PETSC_ARCH "" CACHE STRING
+        "An optional hint to a PETSc arch"
+        )
     ENDIF()
   ENDIF()
 ENDMACRO()
diff --git a/deal.II/cmake/configure/configure_slepc.cmake b/deal.II/cmake/configure/configure_slepc.cmake
index cca10ba12f..e494b35af3 100644
--- a/deal.II/cmake/configure/configure_slepc.cmake
+++ b/deal.II/cmake/configure/configure_slepc.cmake
@@ -35,8 +35,13 @@ MACRO(FEATURE_SLEPC_FIND_EXTERNAL var)
         )
       UNSET(SLEPC_INCLUDE_DIR_ARCH CACHE)
       UNSET(SLEPC_INCLUDE_DIR_COMMON CACHE)
-      UNSET(SLEPC_INCLUDE_DIRS CACHE)
-      UNSET(SLEPC_LIBRARIES CACHE)
+      UNSET(SLEPC_LIBRARY CACHE)
+      SET(SLEPC_DIR "" CACHE STRING
+        "An optional hint to a SLEPc directory"
+        )
+      SET(SLEPC_ARCH "" CACHE STRING
+        "An optional hint to a SLEPc arch"
+        )
 
       SET(${var} FALSE)
     ENDIF()
diff --git a/deal.II/cmake/configure/configure_trilinos.cmake b/deal.II/cmake/configure/configure_trilinos.cmake
index aa36d5eb51..e76906e104 100644
--- a/deal.II/cmake/configure/configure_trilinos.cmake
+++ b/deal.II/cmake/configure/configure_trilinos.cmake
@@ -150,8 +150,6 @@ MACRO(FEATURE_TRILINOS_FIND_EXTERNAL var)
 
     IF(NOT ${var})
       UNSET(TRILINOS_DIR CACHE)
-      UNSET(TRILINOS_INCLUDE_DIRS CACHE)
-      UNSET(TRILINOS_LIBRARIES CACHE)
     ENDIF()
   ENDIF(TRILINOS_FOUND)
 ENDMACRO()
diff --git a/deal.II/cmake/modules/FindTRILINOS.cmake b/deal.II/cmake/modules/FindTRILINOS.cmake
index b723a6b4a4..1ebd599e02 100644
--- a/deal.II/cmake/modules/FindTRILINOS.cmake
+++ b/deal.II/cmake/modules/FindTRILINOS.cmake
@@ -17,7 +17,7 @@
 #
 # This module exports:
 #
-#   TRILINOS_DIR
+#   TRILINOS_DIR (cached)
 #   TRILINOS_INCLUDE_DIRS
 #   TRILINOS_LIBRARIES
 #   TRILINOS_VERSION_MAJOR
@@ -119,8 +119,6 @@ IF(TRILINOS_FOUND)
 
   MARK_AS_ADVANCED(
     TRILINOS_DIR
-    TRILINOS_INCLUDE_DIRS
-    TRILINOS_LIBRARIES
     )
 
 ELSE()
-- 
2.39.5