Don't change timestamps

.gitignore

@@ -5,6 +5,7 @@
 *.def
 *.o
 *.out
+*.tmp
 lapack-3.1.1
 lapack-3.1.1.tgz
 lapack-3.4.1

CMakeLists.txt

@@ -231,42 +231,34 @@ install(TARGETS ${OpenBLAS_LIBNAME}
 
 # Install include files
 	set (GENCONFIG_BIN ${CMAKE_BINARY_DIR}/gen_config_h${CMAKE_EXECUTABLE_SUFFIX})
-	ADD_CUSTOM_COMMAND(
-	OUTPUT ${CMAKE_BINARY_DIR}/openblas_config.h
-	DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/config.h
-	COMMAND ${GENCONFIG_BIN} ${CMAKE_CURRENT_SOURCE_DIR}/config.h ${CMAKE_CURRENT_SOURCE_DIR}/openblas_config_template.h > ${CMAKE_BINARY_DIR}/openblas_config.h
-	)
 
-	ADD_CUSTOM_TARGET(genconfig
-	ALL
-	DEPENDS openblas_config.h
-	)
-	add_dependencies(genconfig ${OpenBLAS_LIBNAME})
+    execute_process(COMMAND ${GENCONFIG_BIN}
+                            ${CMAKE_CURRENT_SOURCE_DIR}/config.h
+                            ${CMAKE_CURRENT_SOURCE_DIR}/openblas_config_template.h
+                    OUTPUT_VARIABLE OPENBLAS_CONFIG_H_CONTENTS)
+
+    file(WRITE ${CMAKE_BINARY_DIR}/openblas_config.tmp "${OPENBLAS_CONFIG_H_CONTENTS}")
+    configure_file(${CMAKE_BINARY_DIR}/openblas_config.tmp ${CMAKE_BINARY_DIR}/openblas_config.h COPYONLY)
 
 	install (FILES ${CMAKE_BINARY_DIR}/openblas_config.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 
 	message(STATUS "Generating f77blas.h in ${CMAKE_INSTALL_INCLUDEDIR}")
 
-	ADD_CUSTOM_TARGET(genf77blas
-	ALL
-	COMMAND ${AWK} 'BEGIN{print \"\#ifndef OPENBLAS_F77BLAS_H\" \; print \"\#define OPENBLAS_F77BLAS_H\" \; print \"\#include \\"openblas_config.h\\" \"}; NF {print}; END{print \"\#endif\"}' ${CMAKE_CURRENT_SOURCE_DIR}/common_interface.h > ${CMAKE_BINARY_DIR}/f77blas.h
-	DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/config.h
-	)
-	add_dependencies(genf77blas ${OpenBLAS_LIBNAME})
-
+    file(WRITE ${CMAKE_BINARY_DIR}/f77blas.tmp "")
+    file(APPEND ${CMAKE_BINARY_DIR}/f77blas.tmp "#ifndef OPENBLAS_F77BLAS_H\n#define OPENBLAS_F77BLAS_H\n#include \"openblas_config.h\"\n")
+    file(READ ${CMAKE_CURRENT_SOURCE_DIR}/common_interface.h COMMON_INTERFACE_H_CONTENTS)
+    file(APPEND ${CMAKE_BINARY_DIR}/f77blas.tmp "${COMMON_INTERFACE_H_CONTENTS}")
+    file(APPEND ${CMAKE_BINARY_DIR}/f77blas.tmp "#endif")
+    configure_file(${CMAKE_BINARY_DIR}/f77blas.tmp ${CMAKE_BINARY_DIR}/f77blas.h COPYONLY)
 	install (FILES ${CMAKE_BINARY_DIR}/f77blas.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 
 if(NOT NO_CBLAS)
 	message (STATUS "Generating cblas.h in ${CMAKE_INSTALL_INCLUDEDIR}")
 
-	ADD_CUSTOM_TARGET(gencblas
-	ALL
-	COMMAND ${SED} 's/common/openblas_config/g' ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h > "${CMAKE_BINARY_DIR}/cblas.tmp"
-	COMMAND cp "${CMAKE_BINARY_DIR}/cblas.tmp" "${CMAKE_BINARY_DIR}/cblas.h"
-	DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h
-	)
-	add_dependencies(gencblas ${OpenBLAS_LIBNAME})
-
+    file(READ ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h CBLAS_H_CONTENTS)
+    string(REPLACE "common" "openblas_config" CBLAS_H_CONTENTS_NEW "${CBLAS_H_CONTENTS}")
+    file(WRITE ${CMAKE_BINARY_DIR}/cblas.tmp "${CBLAS_H_CONTENTS_NEW}")
+    configure_file(${CMAKE_BINARY_DIR}/cblas.tmp ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h COPYONLY)
 	install (FILES ${CMAKE_BINARY_DIR}/cblas.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 endif()
 
@@ -277,7 +269,7 @@ if(NOT NO_LAPACKE)
 	install (FILES ${INCLUDE_FILES} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
  
 	ADD_CUSTOM_TARGET(genlapacke
-	COMMAND cp ${CMAKE_CURRENT_SOURCE_DIR}/lapack-netlib/LAPACKE/include/lapacke_mangling_with_flags.h.in "${CMAKE_BINARY_DIR}/lapacke_mangling.h"
+	COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/lapack-netlib/LAPACKE/include/lapacke_mangling_with_flags.h.in "${CMAKE_BINARY_DIR}/lapacke_mangling.h"
 	)
 	install (FILES ${CMAKE_BINARY_DIR}/lapacke_mangling.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 endif()

cmake/c_check.cmake

@@ -84,7 +84,7 @@ endif ()
 
 string(TOUPPER ${ARCH} UC_ARCH)
 
-file(WRITE ${TARGET_CONF}
+file(WRITE ${TARGET_CONF_TEMP}
   "#define OS_${HOST_OS}\t1\n"
   "#define ARCH_${UC_ARCH}\t1\n"
   "#define C_${COMPILER_ID}\t1\n"
@@ -92,7 +92,7 @@ file(WRITE ${TARGET_CONF}
   "#define FUNDERSCORE\t${FU}\n")
 
 if (${HOST_OS} STREQUAL "WINDOWSSTORE")
-  file(APPEND ${TARGET_CONF}
+  file(APPEND ${TARGET_CONF_TEMP}
     "#define OS_WINNT\t1\n")
 endif ()
 

cmake/f_check.cmake

@@ -44,7 +44,7 @@ if (NOT ONLY_CBLAS)
   # TODO: set FEXTRALIB flags a la f_check?
 
   set(BU "_")
-  file(APPEND ${TARGET_CONF}
+  file(APPEND ${TARGET_CONF_TEMP}
     "#define BUNDERSCORE _\n"
     "#define NEEDBUNDERSCORE 1\n"
     "#define NEED2UNDERSCORES 0\n")
@@ -56,7 +56,7 @@ else ()
   set(NO_FBLAS 1)
   #set(F_COMPILER GFORTRAN) # CMake handles the fortran compiler
   set(BU "_")
-  file(APPEND ${TARGET_CONF}
+  file(APPEND ${TARGET_CONF_TEMP}
     "#define BUNDERSCORE _\n"
     "#define NEEDBUNDERSCORE 1\n")
 endif()

cmake/prebuild.cmake

@@ -51,6 +51,7 @@ else()
   set(TARGET_CONF "config.h")
 endif ()
 
+set(TARGET_CONF_TEMP "${TARGET_CONF}.tmp")
 include("${PROJECT_SOURCE_DIR}/cmake/c_check.cmake")
 
 if (NOT NOFORTRAN)
@@ -80,10 +81,11 @@ endif ()
 set(GETARCH_DIR "${PROJECT_BINARY_DIR}/getarch_build")
 set(GETARCH_BIN "getarch${CMAKE_EXECUTABLE_SUFFIX}")
 file(MAKE_DIRECTORY ${GETARCH_DIR})
+configure_file(${TARGET_CONF_TEMP} ${GETARCH_DIR}/${TARGET_CONF} COPYONLY)
 if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
   try_compile(GETARCH_RESULT ${GETARCH_DIR}
     SOURCES ${GETARCH_SRC}
-    COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} -I${PROJECT_SOURCE_DIR}
+    COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} -I${GETARCH_DIR} -I${PROJECT_SOURCE_DIR}
     OUTPUT_VARIABLE GETARCH_LOG
     COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH_BIN}
   )
@@ -101,16 +103,17 @@ execute_process(COMMAND ${PROJECT_BINARY_DIR}/${GETARCH_BIN} 1 OUTPUT_VARIABLE G
 message(STATUS "GETARCH results:\n${GETARCH_MAKE_OUT}")
 
 # append config data from getarch to the TARGET file and read in CMake vars
-file(APPEND ${TARGET_CONF} ${GETARCH_CONF_OUT})
+file(APPEND ${TARGET_CONF_TEMP} ${GETARCH_CONF_OUT})
 ParseGetArchVars(${GETARCH_MAKE_OUT})
 
 set(GETARCH2_DIR "${PROJECT_BINARY_DIR}/getarch2_build")
 set(GETARCH2_BIN "getarch_2nd${CMAKE_EXECUTABLE_SUFFIX}")
 file(MAKE_DIRECTORY ${GETARCH2_DIR})
+configure_file(${TARGET_CONF_TEMP} ${GETARCH2_DIR}/${TARGET_CONF} COPYONLY)
 if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
   try_compile(GETARCH2_RESULT ${GETARCH2_DIR}
     SOURCES ${PROJECT_SOURCE_DIR}/getarch_2nd.c
-    COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} ${GETARCH2_FLAGS} -I${PROJECT_SOURCE_DIR}
+    COMPILE_DEFINITIONS ${EXFLAGS} ${GETARCH_FLAGS} ${GETARCH2_FLAGS} -I${GETARCH2_DIR} -I${PROJECT_SOURCE_DIR}
     OUTPUT_VARIABLE GETARCH2_LOG
     COPY_FILE ${PROJECT_BINARY_DIR}/${GETARCH2_BIN}
   )
@@ -125,7 +128,8 @@ execute_process(COMMAND ${PROJECT_BINARY_DIR}/${GETARCH2_BIN} 0 OUTPUT_VARIABLE
 execute_process(COMMAND ${PROJECT_BINARY_DIR}/${GETARCH2_BIN} 1 OUTPUT_VARIABLE GETARCH2_CONF_OUT)
 
 # append config data from getarch_2nd to the TARGET file and read in CMake vars
-file(APPEND ${TARGET_CONF} ${GETARCH2_CONF_OUT})
+file(APPEND ${TARGET_CONF_TEMP} ${GETARCH2_CONF_OUT})
+configure_file(${TARGET_CONF_TEMP} ${TARGET_CONF} COPYONLY)
 ParseGetArchVars(${GETARCH2_MAKE_OUT})
 
 # compile get_config_h
@@ -145,4 +149,4 @@ if (NOT "${CMAKE_SYSTEM_NAME}" STREQUAL "WindowsStore")
   if (NOT ${GEN_CONFIG_H_RESULT})
     MESSAGE(FATAL_ERROR "Compiling gen_config_h failed ${GEN_CONFIG_H_LOG}")
   endif ()
-endif ()
+endif ()

cmake/utils.cmake

@@ -234,7 +234,9 @@ function(GenerateNamedObjects sources_in)
 
       string(REPLACE ";" "\n#define " define_source "${obj_defines}")
       string(REPLACE "=" " " define_source "${define_source}")
-      file(WRITE ${new_source_file} "#define ${define_source}\n#include \"${old_source_file}\"")
+      file(WRITE ${new_source_file}.tmp "#define ${define_source}\n#include \"${old_source_file}\"")
+      configure_file(${new_source_file}.tmp ${new_source_file} COPYONLY)
+      file(REMOVE ${new_source_file}.tmp)
       list(APPEND SRC_LIST_OUT ${new_source_file})
 
     endforeach ()