diff options
-rw-r--r-- | src/make.configuration.defn | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/make.configuration.defn b/src/make.configuration.defn index eeb57e8..8598186 100644 --- a/src/make.configuration.defn +++ b/src/make.configuration.defn @@ -7,3 +7,10 @@ ifeq ($(findstring CactusExternal/FlexIO,$(THORNS)),CactusExternal/FlexIO) ALL_UTILS += hdf5_convert_from_ieeeio FLEXIO_INC_DIRS = $(CCTK_HOME)$(DIRSEP)arrangements/CactusExternal/FlexIO/src endif + +# Extend CFLAGS if HDF5 library was built with LFS support +LFS_support := $(shell grep _LARGEFILE_SOURCE $(strip $(HDF5_LIB_DIRS))/libhdf5.settings) + +ifneq ($(strip $(LFS_support)),) + CFLAGS += -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 +endif |