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examples: print a message in case no pmem provided or able to be used #1185

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Aug 9, 2021
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examples: print a message in case no pmem provided or able to be used #1185

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1 change: 1 addition & 0 deletions examples/03-read-to-persistent/client.c
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Original file line number Diff line number Diff line change
Expand Up @@ -128,6 +128,7 @@ main(int argc, char *argv[])

/* if no pmem support or it is not provided */
if (mr_ptr == NULL) {
(void) fprintf(stderr, NO_PMEM_MSG);
mr_ptr = malloc_aligned(sizeof(struct hello_t));
if (mr_ptr == NULL)
return -1;
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6 changes: 5 additions & 1 deletion examples/common/common-conn.h
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@@ -1,5 +1,5 @@
/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright 2020, Intel Corporation */
/* Copyright 2020-2021, Intel Corporation */

/*
* common-conn.h -- a common connection functions declarations for examples
Expand All @@ -17,6 +17,10 @@
#define SIGNATURE_STR "RPMA_EXAMPLE_SIG"
#define SIGNATURE_LEN (strlen(SIGNATURE_STR) + 1)

#define NO_PMEM_MSG "No <pmem-path> provided. Using DRAM instead.\n"
#else
#define NO_PMEM_MSG \
"The example is unable to use libpmem. If unintended please check the build log. Using DRAM instead.\n"
#endif

/*
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