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gnrc_pktbuf_static: unify NULL pointer output for stats

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Different platforms evaluate `printf()` for NULL pointers differently,
resulting tests checking for a certain output to fail. This unifies that
(debug) output for the static packet buffer statistics.
This commit is contained in:
Martine Lenders 2019-10-23 14:52:21 +02:00
parent 046c10ecce
commit 41708d9f03
1 changed files with 15 additions and 2 deletions
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17
sys/net/gnrc/pktbuf_static/gnrc_pktbuf_static.c
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@ -275,10 +275,23 @@ static inline void _print_chunk(void *chunk, size_t size, int num)
od_hex_dump(chunk, size, OD_WIDTH_DEFAULT);
}
static inline void _print_ptr(_unused_t *ptr)
{
if (ptr == NULL) {
printf("(nil)");
}
else {
printf("%p", (void *)ptr);
}
}
static inline void _print_unused(_unused_t *ptr)
{
printf("~ unused: %p (next: %p, size: %4u) ~\n", (void *)ptr,
(void *)ptr->next, ptr->size);
printf("~ unused: ");
_print_ptr(ptr);
printf(" (next: ");
_print_ptr(ptr->next);
printf(", size: %4u) ~\n", ptr->size);
}
#endif