frodovdr/vdr-plugin-satip
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Added a fallback for older glibc libraries.

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This commit is contained in:
Rolf Ahrenberg 2015-01-05 20:24:45 +02:00
parent e10ce57210
commit 0fd559ce79
2 changed files with 13 additions and 0 deletions
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HISTORY
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@ -94,3 +94,4 @@ VDR Plugin 'satip' Revision History
- Updated the command-line help and README.
- Fixed the server teardown.
- Removed the unnecessary config directory definition.
- Added a fallback for older glibc libraries.

12
socket.c
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@ -136,6 +136,7 @@ int cSatipSocket::Read(unsigned char *bufferAddrP, unsigned int bufferLenP)
int cSatipSocket::ReadMulti(unsigned char *bufferAddrP, unsigned int *elementRecvSizeP, unsigned int elementCountP, unsigned int elementBufferSizeP)
{
debug16("%s (, , %d, %d)", __PRETTY_FUNCTION__, elementCountP, elementBufferSizeP);
#if defined(__GLIBC_PREREQ) && __GLIBC_PREREQ(2,12)
// Error out if socket not initialized
if (socketDescM <= 0) {
error("%s Invalid socket", __PRETTY_FUNCTION__);
@ -159,6 +160,17 @@ int cSatipSocket::ReadMulti(unsigned char *bufferAddrP, unsigned int *elementRec
ERROR_IF_RET(count < 0 && errno != EAGAIN && errno != EWOULDBLOCK, "recvmmsg()", return -1);
for (int i = 0; i < count; ++i)
elementRecvSizeP[i] = mmsgh[i].msg_len;
#else
int count = 0;
while (count < (int)elementCountP) {
int len = Read(bufferAddrP + count * elementBufferSizeP, elementBufferSizeP);
if (len < 0)
return -1;
else if (len == 0)
break;
elementRecvSizeP[count++] = len;
}
#endif
debug16("%s Received %d packets size[0]=%d", __PRETTY_FUNCTION__, count, elementRecvSizeP[0]);
return count;