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Show better error on bind() error

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See #51
This commit is contained in:
Justine Tunney 2021-03-07 11:31:44 -08:00
parent 06a4e2d29b
commit 7583b3accc
1 changed files with 10 additions and 1 deletions
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11
tool/net/redbean.c
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@ -26,6 +26,7 @@
#include "libc/calls/struct/stat.h"
#include "libc/calls/weirdtypes.h"
#include "libc/dce.h"
#include "libc/errno.h"
#include "libc/fmt/conv.h"
#include "libc/fmt/fmt.h"
#include "libc/fmt/itoa.h"
@ -1156,7 +1157,15 @@ void RedBean(void) {
if (setitimer(ITIMER_REAL, &kHeartbeat, NULL) == -1) notimer = true;
CHECK_NE(-1, (server = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP)));
TuneServerSocket();
CHECK_NE(-1, bind(server, &serveraddr, sizeof(serveraddr)));
if (bind(server, &serveraddr, sizeof(serveraddr)) == -1) {
if (errno == EADDRINUSE) {
fprintf(stderr, "error: address in use\n"
"try passing the -p PORT flag\n");
} else {
fprintf(stderr, "error: bind() failed: %s\n", strerror(errno));
}
exit(1);
}
CHECK_NE(-1, listen(server, 10));
addrsize = sizeof(serveraddr);
CHECK_NE(-1, getsockname(server, &serveraddr, &addrsize));