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#include "mpi.h"
#define myAtoI(p, i) \
do { \
i = 0; \
while (*p >= '0' && *p <= '9') \
{ i *= 10; i += *p++ - '0'; } \
} while(0)
#define myVersionParser(S, a, b, c) \
do { \
const char *s = S; \
a = b = c = 0; \
myAtoI(s, a); if(*s++ != '.') break; \
myAtoI(s, b); if(*s++ != '.') break; \
myAtoI(s, c); if(*s++ != '.') break; \
} while(0)
static int MPI_Get_vendor(const char **vendor_name,
int *version_major,
int *version_minor,
int *version_micro)
{
const char* name="unknown";
int major=0, minor=0, micro=0;
/* MPICH2 */
#if defined(MPICH2)
name = "MPICH2";
#if defined(MPICH2_VERSION)
myVersionParser(MPICH2_VERSION,major,minor,micro);
#endif
#endif
/* Open MPI */
#if defined(OPEN_MPI)
name = "Open MPI";
#if defined(OMPI_MAJOR_VERSION)
major = OMPI_MAJOR_VERSION;
#endif
#if defined(OMPI_MINOR_VERSION)
minor = OMPI_MINOR_VERSION;
#endif
#if defined(OMPI_RELEASE_VERSION)
micro = OMPI_RELEASE_VERSION;
#endif
#endif
/* HP MPI */
#if defined(HP_MPI)
name = "HP MPI";
major = HP_MPI/100;
minor = HP_MPI%100;
#if defined(HP_MPI_MINOR)
micro = HP_MPI_MINOR;
#endif
#endif
/* DeinoMPI */
#if defined(DEINO_MPI)
name = "DeinoMPI";
#endif
/* MPICH1 */
#if defined(MPICH_NAME) && MPICH_NAME==1
name = "MPICH1";
#if defined(MPICH_VERSION)
myVersionParser(MPICH_VERSION,major,minor,micro);
#endif
#endif
/* LAM/MPI */
#if defined(LAM_MPI)
name = "LAM/MPI";
#if defined(LAM_MAJOR_VERSION)
major = LAM_MAJOR_VERSION;
#endif
#if defined(LAM_MINOR_VERSION)
minor = LAM_MINOR_VERSION;
#endif
#if defined(LAM_RELEASE_VERSION)
micro = LAM_RELEASE_VERSION;
#endif
#endif
/* SGI */
#if defined(SGI_MPI)
name = "SGI";
#endif
if (vendor_name) *vendor_name = name;
if (version_major) *version_major = major;
if (version_minor) *version_minor = minor;
if (version_micro) *version_micro = micro;
return 0;
}
/*
Local variables:
c-basic-offset: 2
indent-tabs-mode: nil
End:
*/
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