From 951b6940f4cf14a4a1712e9b874e3a9c5e32befc Mon Sep 17 00:00:00 2001 From: Rosen Penev Date: Sun, 8 Mar 2020 03:44:53 -0700 Subject: [PATCH] Use compile-time macro HOST_NAME_MAX instead of run-time via sysconf This seems to be more portable for non-standard libcs. --- src/addrwatch.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/src/addrwatch.c +++ b/src/addrwatch.c @@ -501,7 +501,7 @@ int main(int argc, char *argv[]) argp_parse(&argp, argc, argv, 0, &optind, 0); if (!cfg.hostname) { - cfg.hostname_len = sysconf(_SC_HOST_NAME_MAX); + cfg.hostname_len = HOST_NAME_MAX; cfg.hostname = (char *)calloc(cfg.hostname_len, sizeof(char)); gethostname(cfg.hostname, cfg.hostname_len); }