Avoid truncating cblas.h when compiling gencblas target

neilsh-msft · neilsh-msft · commit 96df4b9b17df · 2017-06-22T17:08:09.000-07:00
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -252,7 +252,8 @@ if(NOT NO_CBLAS)
 	message (STATUS "Generating cblas.h in ${CMAKE_INSTALL_INCLUDEDIR}")
 
 	ADD_CUSTOM_TARGET(gencblas
-	COMMAND ${SED} 's/common/openblas_config/g' ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h > "${CMAKE_BINARY_DIR}/cblas.h"
+	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( ${OpenBLAS_LIBNAME} gencblas)

Original file line number	Diff line number	Diff line change
`@@ -252,7 +252,8 @@ if(NOT NO_CBLAS)`
`252`	`252`	`message (STATUS "Generating cblas.h in ${CMAKE_INSTALL_INCLUDEDIR}")`
`253`	`253`
`254`	`254`	`ADD_CUSTOM_TARGET(gencblas`
`255`		`- COMMAND ${SED} 's/common/openblas_config/g' ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h > "${CMAKE_BINARY_DIR}/cblas.h"`
	`255`	`+ COMMAND ${SED} 's/common/openblas_config/g' ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h > "${CMAKE_BINARY_DIR}/cblas.tmp"`
	`256`	`+ COMMAND cp "${CMAKE_BINARY_DIR}/cblas.tmp" "${CMAKE_BINARY_DIR}/cblas.h"`
`256`	`257`	`DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/cblas.h`
`257`	`258`	`)`
`258`	`259`	`add_dependencies( ${OpenBLAS_LIBNAME} gencblas)`