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socket_bindtodevice: make whole function conditional on SO_BINDTODEVICE definition

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dmiller 2025-02-10 20:32:48 +00:00
parent 156e84836d
commit dd7b7d76e8
1 changed files with 1 additions and 1 deletions
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2
nbase/nbase_misc.c
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@ -264,6 +264,7 @@ int block_socket(int sd) {
/* Use the SO_BINDTODEVICE sockopt to bind with a specific interface (Linux
only). Pass NULL or an empty string to remove device binding. */
int socket_bindtodevice(int sd, const char *device) {
#ifdef SO_BINDTODEVICE
char padded[sizeof(int)];
size_t len;
@ -281,7 +282,6 @@ int socket_bindtodevice(int sd, const char *device) {
len = sizeof(padded);
}
#ifdef SO_BINDTODEVICE
/* Linux-specific sockopt asking to use a specific interface. See socket(7). */
if (setsockopt(sd, SOL_SOCKET, SO_BINDTODEVICE, device, len) < 0)
return 0;