Add back Find module and add support files

1 files changed, 19 insertions, 0 deletions

diff --git a/config/cmake_ext_mod/FindMPI/libver_mpi.c b/config/cmake_ext_mod/FindMPI/libver_mpi.c
new file mode 100644
index 0000000..be9d19d
--- /dev/null
+++ b/config/cmake_ext_mod/FindMPI/libver_mpi.c
@@ -0,0 +1,19 @@
+#include <mpi.h>
+
+#ifdef __cplusplus
+#include <cstdio>
+#else
+#include <stdio.h>
+#endif
+
+int main(int argc, char* argv[])
+{
+  char mpilibver_str[MPI_MAX_LIBRARY_VERSION_STRING];
+  int mpilibver_len;
+  MPI_Get_library_version(mpilibver_str, &mpilibver_len);
+#ifdef __cplusplus
+  std::puts(mpilibver_str);
+#else
+  puts(mpilibver_str);
+#endif
+}