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Fix macro return value when not CUDA-aware #811

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Merged
merged 1 commit into from
Aug 14, 2015
Merged

Fix macro return value when not CUDA-aware #811

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2 changes: 1 addition & 1 deletion ompi/mpiext/cuda/c/mpiext_cuda_c.h → ompi/mpiext/cuda/c/mpiext_cuda_c.h.in
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Original file line number Diff line number Diff line change
Expand Up @@ -12,5 +12,5 @@
*
*/

#define MPIX_CUDA_AWARE_SUPPORT 1
#define MPIX_CUDA_AWARE_SUPPORT @MPIX_CUDA_AWARE_SUPPORT@
OMPI_DECLSPEC int MPIX_Query_cuda_support(void);
4 changes: 4 additions & 0 deletions ompi/mpiext/cuda/configure.m4
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Expand Up @@ -17,6 +17,10 @@
AC_DEFUN([OMPI_MPIEXT_cuda_CONFIG],[
AC_CONFIG_FILES([ompi/mpiext/cuda/Makefile])
AC_CONFIG_FILES([ompi/mpiext/cuda/c/Makefile])
AC_CONFIG_HEADER([ompi/mpiext/cuda/c/mpiext_cuda_c.h])

AC_DEFINE_UNQUOTED([MPIX_CUDA_AWARE_SUPPORT],[$CUDA_SUPPORT],
[Macro that is set to 1 when CUDA-aware support is configured in and 0 when it is not])

# We compile this whether CUDA support was requested or not. It allows
# us to to detect if we have CUDA support.
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