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-rw-r--r--src/H5E.c17
-rw-r--r--src/H5Eprivate.h22
-rw-r--r--src/H5Epublic.h3
-rw-r--r--src/H5FDmpio.c17
4 files changed, 48 insertions, 11 deletions
diff --git a/src/H5E.c b/src/H5E.c
index 19d1645..bf50045 100644
--- a/src/H5E.c
+++ b/src/H5E.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 1998-2001 NCSA HDF
- * All rights reserved.
+ * All rights reserved.
*
* Purpose: Provides error handling in the form of a stack. The
* FUNC_ENTER() macro clears the error stack whenever an API
@@ -29,7 +29,7 @@
*
*/
#include "H5private.h" /* Generic Functions */
-#include "H5Iprivate.h" /* IDs */
+#include "H5Iprivate.h" /* IDs */
#include "H5Eprivate.h" /* Private error routines */
#include "H5MMprivate.h" /* Memory management */
@@ -145,8 +145,9 @@ static const H5E_minor_mesg_t H5E_minor_mesg_g[] = {
{H5E_CANTGET, "Can't get value"},
{H5E_CANTSET, "Can't set value"},
- /* Parallel I/O errors */
- {H5E_MPI, "Some MPI function failed"}
+ /* Parallel MPI errors */
+ {H5E_MPI, "Some MPI function failed"},
+ {H5E_MPIERRSTR, "MPI Error String"}
};
/* Interface initialization? */
@@ -176,6 +177,14 @@ H5E_t H5E_stack_g[1];
#define H5E_get_my_stack() (H5E_stack_g+0)
#endif
+#ifdef H5_HAVE_PARALLEL
+/*
+ * variables used for MPI error reporting
+ */
+char H5E_mpi_error_str[MPI_MAX_ERROR_STRING];
+int H5E_mpi_error_str_len;
+#endif
+
/*
* Automatic error stack traversal occurs if the traversal callback function
* is non null and an API function is about to return an error. These should
diff --git a/src/H5Eprivate.h b/src/H5Eprivate.h
index a201111..e6f88f5 100644
--- a/src/H5Eprivate.h
+++ b/src/H5Eprivate.h
@@ -114,3 +114,25 @@ __DLL__ herr_t H5E_clear (void);
__DLL__ herr_t H5E_walk (H5E_direction_t dir, H5E_walk_t func,
void *client_data);
#endif
+
+#ifdef H5_HAVE_PARALLEL
+/*
+ * MPI error handling macros.
+ */
+
+extern char H5E_mpi_error_str[MPI_MAX_ERROR_STRING];
+extern int H5E_mpi_error_str_len;
+
+#define HMPI_ERROR(mpierr){ \
+ MPI_Error_string(mpierr, H5E_mpi_error_str, &H5E_mpi_error_str_len); \
+ HERROR(H5E_INTERNAL, H5E_MPIERRSTR, H5E_mpi_error_str); \
+}
+#define HMPI_GOTO_ERROR(retcode, str, mpierr){ \
+ HMPI_ERROR(mpierr); \
+ HGOTO_ERROR(H5E_INTERNAL, H5E_MPI, retcode, str); \
+}
+#define HMPI_RETURN_ERROR(retcode, str, mpierr){ \
+ HMPI_ERROR(mpierr); \
+ HRETURN_ERROR(H5E_INTERNAL, H5E_MPI, retcode, str); \
+}
+#endif
diff --git a/src/H5Epublic.h b/src/H5Epublic.h
index e364b7e..254fa91 100644
--- a/src/H5Epublic.h
+++ b/src/H5Epublic.h
@@ -186,7 +186,8 @@ typedef enum H5E_minor_t {
H5E_CANTSET, /*Can't set value */
/* Parallel errors */
- H5E_MPI /*some MPI function failed */
+ H5E_MPI, /*some MPI function failed */
+ H5E_MPIERRSTR /*MPI Error String */
} H5E_minor_t;
/* Information about an error */
diff --git a/src/H5FDmpio.c b/src/H5FDmpio.c
index 0888924..d6943f6 100644
--- a/src/H5FDmpio.c
+++ b/src/H5FDmpio.c
@@ -1,5 +1,5 @@
/*
- * Copyright © 1999-2001 NCSA
+ * Copyright (c) 1999-2002 NCSA
* All rights reserved.
*
* Programmer: Robb Matzke <matzke@llnl.gov>
@@ -719,6 +719,7 @@ H5FD_mpio_open(const char *name, unsigned flags, hid_t fapl_id,
MPI_File fh;
int mpi_amode;
int mpi_rank;
+ int mpi_code; /* mpi return code */
MPI_Offset size;
const H5FD_mpio_fapl_t *fa=NULL;
H5FD_mpio_fapl_t _fa;
@@ -788,8 +789,9 @@ H5FD_mpio_open(const char *name, unsigned flags, hid_t fapl_id,
#endif
/*OKAY: CAST DISCARDS CONST*/
- if (MPI_SUCCESS != MPI_File_open(fa->comm, (char*)name, mpi_amode, fa->info, &fh))
- HRETURN_ERROR(H5E_INTERNAL, H5E_MPI, NULL, "MPI_File_open failed");
+ if (MPI_SUCCESS !=
+ (mpi_code=MPI_File_open(fa->comm, (char*)name, mpi_amode, fa->info, &fh)))
+ HMPI_RETURN_ERROR(NULL, "MPI_File_open failed", mpi_code);
/* Following changes in handling file-truncation made be rkyates and ppweidhaas, sep 99 */
@@ -1551,9 +1553,11 @@ H5FD_mpio_flush(H5FD_t *_file)
{
H5FD_mpio_t *file = (H5FD_mpio_t*)_file;
int mpi_rank=-1;
+ int mpi_code; /* mpi return code */
uint8_t byte=0;
MPI_Status mpi_stat = {0};
MPI_Offset mpi_off;
+ herr_t ret_value=SUCCEED;
FUNC_ENTER(H5FD_mpio_flush, FAIL);
@@ -1593,15 +1597,16 @@ H5FD_mpio_flush(H5FD_t *_file)
}
- if (MPI_SUCCESS != MPI_File_sync(file->f))
- HRETURN_ERROR(H5E_INTERNAL, H5E_MPI, FAIL, "MPI_File_sync failed");
+ if (MPI_SUCCESS != (mpi_code=MPI_File_sync(file->f)))
+ HMPI_GOTO_ERROR(FAIL, "MPI_File_sync failed", mpi_code);
+done:
#ifdef H5FDmpio_DEBUG
if (H5FD_mpio_Debug[(int)'t'])
fprintf(stdout, "Leaving H5FD_mpio_flush\n" );
#endif
- FUNC_LEAVE(SUCCEED);
+ FUNC_LEAVE(ret_value);
}