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Merge pull request #4006 from OlegHahm/gnrc_netapi_nonblocking

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gnrc netapi: switch to non-blocking IPC calls
This commit is contained in:
Oleg Hahm 2015-10-01 15:13:03 +02:00
commit 9b05f4e5c9
1 changed files with 9 additions and 1 deletions
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10
sys/net/gnrc/netapi/gnrc_netapi.c
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@ -24,6 +24,9 @@
#include "net/gnrc/pktbuf.h"
#include "net/gnrc/netapi.h"
#define ENABLE_DEBUG (0)
#include "debug.h"
/**
* @brief Unified function for getting and setting netapi options
*
@ -63,7 +66,12 @@ static inline int _snd_rcv(kernel_pid_t pid, uint16_t type, gnrc_pktsnip_t *pkt)
msg.type = type;
msg.content.ptr = (void *)pkt;
/* send message */
return msg_send(&msg, pid);
int ret = msg_try_send(&msg, pid);
if (ret < 1) {
DEBUG("gnrc_netapi: dropped message to %" PRIkernel_pid " (%s)\n", pid,
(ret == 0) ? "receiver queue is full" : "invalid receiver");
}
return ret;
}
int gnrc_netapi_dispatch(gnrc_nettype_t type, uint32_t demux_ctx,