From 2ddf84b036f7d458bf2878db3ca36336c0ca7de7 Mon Sep 17 00:00:00 2001
From: Allen Byrne <byrn@hdfgroup.org>
Date: Thu, 17 Sep 2015 11:07:09 -0500
Subject: [svn-r27817] Fix generated file dependencies

---
 src/CMakeLists.txt | 86 +++++++++++++++++++++++++++++-------------------------
 1 file changed, 46 insertions(+), 40 deletions(-)

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index ad116a0..3940c60 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -721,7 +721,6 @@ set (H5_PUBLIC_HEADERS
     ${H5Z_HDRS}
 )
 
-
 set (H5_PRIVATE_HEADERS
     ${HDF5_SRC_DIR}/H5private.h
     ${HDF5_SRC_DIR}/H5Aprivate.h
@@ -768,37 +767,13 @@ set (H5_PRIVATE_HEADERS
     ${HDF5_SRC_DIR}/H5win32defs.h
 )
 
-#-----------------------------------------------------------------------------
-# Setup the H5Detect utility which generates H5Tinit with platform
-# specific type checks inside
-#-----------------------------------------------------------------------------
-add_executable (H5detect ${HDF5_SRC_DIR}/H5detect.c)
-TARGET_C_PROPERTIES (H5detect STATIC " " " ")
-if (MSVC OR MINGW)
-  target_link_libraries (H5detect "ws2_32.lib")
-endif (MSVC OR MINGW)
-
-set (CMD $<TARGET_FILE:H5detect>)
-add_custom_command (
-    OUTPUT ${HDF5_BINARY_DIR}/H5Tinit.c
-    COMMAND ${CMD}
-    ARGS > ${HDF5_BINARY_DIR}/H5Tinit.c
-    DEPENDS H5detect
-)
-
-add_executable (H5make_libsettings ${HDF5_SRC_DIR}/H5make_libsettings.c)
-TARGET_C_PROPERTIES (H5make_libsettings STATIC " " " ")
-if (MSVC OR MINGW)
-  target_link_libraries (H5make_libsettings "ws2_32.lib")
-endif (MSVC OR MINGW)
-
-set (CMD $<TARGET_FILE:H5make_libsettings>)
-add_custom_command (
-    OUTPUT ${HDF5_BINARY_DIR}/H5lib_settings.c
-    COMMAND ${CMD}
-    ARGS > ${HDF5_BINARY_DIR}/H5lib_settings.c
-    DEPENDS H5make_libsettings
-    WORKING_DIRECTORY ${HDF5_BINARY_DIR}
+set (H5_GENERATED_HEADERS
+    ${HDF5_SRC_DIR}/H5Edefin.h
+    ${HDF5_SRC_DIR}/H5Einit.h
+    ${HDF5_SRC_DIR}/H5Epubgen.h
+    ${HDF5_SRC_DIR}/H5Eterm.h
+    ${HDF5_SRC_DIR}/H5version.h
+    ${HDF5_SRC_DIR}/H5overflow.h
 )
 
 if (HDF5_GENERATE_HEADERS)
@@ -831,6 +806,9 @@ if (HDF5_GENERATE_HEADERS)
         COMMENT " Creating Assignment overflow macro"
     )
 
+    add_custom_target(generate_precompiled DEPENDS
+    "${HDF5_SRC_DIR}/H5version.h;${HDF5_SRC_DIR}/H5overflow.h")
+
     add_custom_target(run_perl_scripts ALL
         DEPENDS ${HDF5_SRC_DIR}/H5Edefin.h ${HDF5_SRC_DIR}/H5version.h ${HDF5_SRC_DIR}/H5overflow.h
     )
@@ -840,19 +818,47 @@ if (HDF5_GENERATE_HEADERS)
 endif (HDF5_GENERATE_HEADERS)
 
 #-----------------------------------------------------------------------------
+# Setup the H5Detect utility which generates H5Tinit with platform
+# specific type checks inside
+#-----------------------------------------------------------------------------
+add_executable (H5detect ${HDF5_SRC_DIR}/H5detect.c)
+TARGET_C_PROPERTIES (H5detect STATIC " " " ")
+if (MSVC OR MINGW)
+  target_link_libraries (H5detect "ws2_32.lib")
+endif (MSVC OR MINGW)
+add_dependencies(H5detect generate_precompiled)
+
+set (CMD $<TARGET_FILE:H5detect>)
+add_custom_command (
+    OUTPUT ${HDF5_BINARY_DIR}/H5Tinit.c
+    COMMAND ${CMD}
+    ARGS > ${HDF5_BINARY_DIR}/H5Tinit.c
+    DEPENDS H5detect
+)
+
+add_executable (H5make_libsettings ${HDF5_SRC_DIR}/H5make_libsettings.c)
+TARGET_C_PROPERTIES (H5make_libsettings STATIC " " " ")
+if (MSVC OR MINGW)
+  target_link_libraries (H5make_libsettings "ws2_32.lib")
+endif (MSVC OR MINGW)
+add_dependencies(H5make_libsettings generate_precompiled)
+
+set (CMD $<TARGET_FILE:H5make_libsettings>)
+add_custom_command (
+    OUTPUT ${HDF5_BINARY_DIR}/H5lib_settings.c
+    COMMAND ${CMD}
+    ARGS > ${HDF5_BINARY_DIR}/H5lib_settings.c
+    DEPENDS H5make_libsettings
+    WORKING_DIRECTORY ${HDF5_BINARY_DIR}
+)
+
+#-----------------------------------------------------------------------------
 # Add H5Tinit source to build - generated by H5Detect/CMake at configure time
 #-----------------------------------------------------------------------------
 set (common_SRCS ${common_SRCS} ${HDF5_BINARY_DIR}/H5Tinit.c)
 set (common_SRCS ${common_SRCS} ${HDF5_BINARY_DIR}/H5lib_settings.c)
 
-set (common_SRCS ${common_SRCS} ${HDF5_SRC_DIR}/H5Edefin.h)
-set (common_SRCS ${common_SRCS} ${HDF5_SRC_DIR}/H5Einit.h)
-set (common_SRCS ${common_SRCS} ${HDF5_SRC_DIR}/H5Epubgen.h)
-set (common_SRCS ${common_SRCS} ${HDF5_SRC_DIR}/H5Eterm.h)
-set (common_SRCS ${common_SRCS} ${HDF5_SRC_DIR}/H5version.h)
-set (common_SRCS ${common_SRCS} ${HDF5_SRC_DIR}/H5overflow.h)
-
-add_library (${HDF5_LIB_TARGET} STATIC ${common_SRCS} ${H5_PUBLIC_HEADERS} ${H5_PRIVATE_HEADERS})
+add_library (${HDF5_LIB_TARGET} STATIC ${common_SRCS} ${H5_PUBLIC_HEADERS} ${H5_PRIVATE_HEADERS} ${H5_GENERATED_HEADERS})
 TARGET_C_PROPERTIES (${HDF5_LIB_TARGET} STATIC " " " ")
 target_link_libraries (${HDF5_LIB_TARGET} ${LINK_LIBS})
 if (NOT WIN32)
-- 
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