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Merge pull request #2459 from gebart/pr/rpl-udp-channel0

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examples/rpl_udp: User configurable value for unassigned channel
This commit is contained in:
Joakim Gebart 2015-02-16 08:43:04 +01:00
commit 1e6eca298b
1 changed files with 7 additions and 3 deletions
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10
examples/rpl_udp/rpl.c
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@ -33,6 +33,10 @@
#define ENABLE_DEBUG (0)
#include "debug.h"
#ifndef UNASSIGNED_CHANNEL
#define UNASSIGNED_CHANNEL INT_MIN
#endif
#define TRANSCEIVER TRANSCEIVER_DEFAULT
static char monitor_stack_buffer[MONITOR_STACK_SIZE];
@ -44,7 +48,7 @@ void rpl_udp_init(int argc, char **argv)
{
transceiver_command_t tcmd;
msg_t m;
int32_t chan = 0;
int32_t chan = UNASSIGNED_CHANNEL;
if (argc != 2) {
printf("Usage: %s (r|n|h)\n", argv[0]);
@ -76,7 +80,7 @@ void rpl_udp_init(int argc, char **argv)
m.content.ptr = (void *) &tcmd;
msg_send_receive(&m, &m, transceiver_pid);
if( chan == 0 ) {
if( chan == UNASSIGNED_CHANNEL ) {
DEBUGF("The channel has not been set yet.");
/* try to set the channel to 10 (RADIO_CHANNEL) */
@ -85,7 +89,7 @@ void rpl_udp_init(int argc, char **argv)
m.type = SET_CHANNEL;
msg_send_receive(&m, &m, transceiver_pid);
if( chan == 0 ) {
if( chan == UNASSIGNED_CHANNEL ) {
puts("ERROR: channel NOT set! Aborting initialization.");
return;
}