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Merge pull request #58 from Nitrokey/fix_simulation

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Avoid 2nd start of the simulation server
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Conor Patrick 2019-01-23 19:02:30 -05:00 committed by GitHub
commit c556fcd8c3
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1 changed files with 5 additions and 1 deletions
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6
pc/device.c
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@ -54,7 +54,11 @@ void device_set_status(int status)
int udp_server() int udp_server()
{ {
int fd; static bool run_already = false;
static int fd = -1;
if (run_already && fd >= 0) return fd;
run_already = true;
if ( (fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0 ) { if ( (fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0 ) {
perror( "socket failed" ); perror( "socket failed" );
return 1; return 1;