From e6a3a3cfad1db5b66ed118d34f0e5da231d53413 Mon Sep 17 00:00:00 2001
From: Allen Byrne <byrn@hdfgroup.org>
Date: Tue, 20 May 2014 10:41:01 -0500
Subject: [svn-r25205] Fix CMP0040 Policy cmake usage

---
 src/CMakeLists.txt | 25 ++++++++++++++++++-------
 1 file changed, 18 insertions(+), 7 deletions(-)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 408aab7..5b6c11a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -805,27 +805,38 @@ add_custom_command (
     WORKING_DIRECTORY ${HDF5_BINARY_DIR}
 )
 
+set (CMDPERL perl)
 add_custom_command (
-    TARGET ${HDF5_BINARY_DIR}/H5Edefin.h
+    OUTPUT ${HDF5_BINARY_DIR}/H5Edefin.h
     PRE_BUILD
-    COMMAND ${CMAKE_COMMAND} -E perl ${HDF5_SOURCE_DIR}/bin/make_err ${HDF5_SOURCE_DIR}/src/H5err.txt
-    COMMENT " Creating err headers"
+    COMMAND ${CMDPERL}
+    ARGS ${HDF5_SOURCE_DIR}/bin/make_err ${HDF5_SOURCE_DIR}/src/H5err.txt
+    DEPENDS ${HDF5_SOURCE_DIR}/src/H5err.txt
+    COMMENT " Creating err header"
 )
 
 add_custom_command (
-    TARGET ${HDF5_BINARY_DIR}/H5version.h
+    OUTPUT ${HDF5_BINARY_DIR}/H5version.h
     PRE_BUILD
-    COMMAND ${CMAKE_COMMAND} -E perl ${HDF5_SOURCE_DIR}/bin/make_vers ${HDF5_SOURCE_DIR}/src/H5vers.txt
+    COMMAND ${CMDPERL}
+    ARGS ${HDF5_SOURCE_DIR}/bin/make_vers ${HDF5_SOURCE_DIR}/src/H5vers.txt
+    DEPENDS ${HDF5_SOURCE_DIR}/src/H5vers.txt
     COMMENT " Creating API version macro"
 )
 
 add_custom_command (
-    TARGET ${HDF5_BINARY_DIR}/H5overflow.h
+    OUTPUT ${HDF5_BINARY_DIR}/H5overflow.h
     PRE_BUILD
-    COMMAND ${CMAKE_COMMAND} -E perl ${HDF5_SOURCE_DIR}/bin/make_overflow ${HDF5_SOURCE_DIR}/src/H5overflow.txt
+    COMMAND ${CMDPERL}
+    ARGS ${HDF5_SOURCE_DIR}/bin/make_overflow ${HDF5_SOURCE_DIR}/src/H5overflow.txt
+    DEPENDS ${HDF5_SOURCE_DIR}/src/H5overflow.txt
     COMMENT " Creating Assignment overflow macro"
 )
 
+add_custom_target(run_perl_scripts ALL
+    DEPENDS ${HDF5_BINARY_DIR}/H5Edefin.h ${HDF5_BINARY_DIR}/H5version.h ${HDF5_BINARY_DIR}/H5overflow.h
+)
+
 #-----------------------------------------------------------------------------
 # Add H5Tinit source to build - generated by H5Detect/CMake at configure time
 #-----------------------------------------------------------------------------
-- 
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