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ZMQII-55: At most one PGM/UDP transport can be opened

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This commit is contained in:
Martin Sustrik 2010-02-03 13:06:34 +01:00
parent 9cee8f9c3e
commit 7c25feb51b
1 changed files with 20 additions and 18 deletions
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38
src/pgm_socket.cpp
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@ -78,33 +78,35 @@ int zmq::pgm_socket_t::init (bool udp_encapsulation_, const char *network_)
nbytes_processed = 0;
pgm_msgv_processed = 0;
int rc;
GError *pgm_error = NULL;
// Init PGM transport.
// Init PGM transport if not already done.
// Ensure threading enabled, ensure timer enabled and find PGM protocol id.
//
// Note that if you want to use gettimeofday and sleep for openPGM timing,
// set environment variables PGM_TIMER to "GTOD"
// and PGM_SLEEP to "USLEEP".
int rc = pgm_init (&pgm_error);
if (rc != TRUE) {
if (!pgm_supported ()) {
rc = pgm_init (&pgm_error);
if (rc != TRUE) {
if (pgm_error->domain == PGM_IF_ERROR && (
pgm_error->code == PGM_IF_ERROR_INVAL ||
pgm_error->code == PGM_IF_ERROR_XDEV ||
pgm_error->code == PGM_IF_ERROR_NODEV ||
pgm_error->code == PGM_IF_ERROR_NOTUNIQ ||
pgm_error->code == PGM_IF_ERROR_ADDRFAMILY ||
pgm_error->code == PGM_IF_ERROR_FAMILY ||
pgm_error->code == PGM_IF_ERROR_NODATA ||
pgm_error->code == PGM_IF_ERROR_NONAME ||
pgm_error->code == PGM_IF_ERROR_SERVICE)) {
errno = EINVAL;
g_error_free (pgm_error);
return -1;
}
if (pgm_error->domain == PGM_IF_ERROR && (
pgm_error->code == PGM_IF_ERROR_INVAL ||
pgm_error->code == PGM_IF_ERROR_XDEV ||
pgm_error->code == PGM_IF_ERROR_NODEV ||
pgm_error->code == PGM_IF_ERROR_NOTUNIQ ||
pgm_error->code == PGM_IF_ERROR_ADDRFAMILY ||
pgm_error->code == PGM_IF_ERROR_FAMILY ||
pgm_error->code == PGM_IF_ERROR_NODATA ||
pgm_error->code == PGM_IF_ERROR_NONAME ||
pgm_error->code == PGM_IF_ERROR_SERVICE)) {
errno = EINVAL;
g_error_free (pgm_error);
return -1;
zmq_assert (false);
}
zmq_assert (false);
}
// PGM transport GSI.