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-rw-r--r--tools/lib/h5diff_util.c4
-rw-r--r--tools/lib/ph5diff.h6
2 files changed, 7 insertions, 3 deletions
diff --git a/tools/lib/h5diff_util.c b/tools/lib/h5diff_util.c
index fe2e73c..d4b6437 100644
--- a/tools/lib/h5diff_util.c
+++ b/tools/lib/h5diff_util.c
@@ -16,6 +16,10 @@
#include "ph5diff.h"
#include "H5private.h"
+/* global variables */
+int g_nTasks;
+char outBuff[OUTBUFF_SIZE];
+unsigned int outBuffOffset;
/*-------------------------------------------------------------------------
* Function: parallel_print
diff --git a/tools/lib/ph5diff.h b/tools/lib/ph5diff.h
index 636e4c0..320b39a 100644
--- a/tools/lib/ph5diff.h
+++ b/tools/lib/ph5diff.h
@@ -30,9 +30,9 @@
#define MPI_TAG_END 6
#define MPI_TAG_PARALLEL 7
-int g_nTasks;
-char outBuff[OUTBUFF_SIZE];
-unsigned int outBuffOffset;
+extern int g_nTasks;
+extern char outBuff[OUTBUFF_SIZE];
+extern unsigned int outBuffOffset;
struct diff_args
{