From: Corinna Vinschen <corinna-cyg...@cygwin.com> Subject: Re: resolv.conf and gnupg2 Date: Mon, 8 Aug 2022 09:30:47 +0200
> I can't believe (but may be wrong, of course) that gnupg2 tries to > access /etc/resolv.conf by itself. I would rather guess that gnupg2 > is linked against one or more libs provided by the bind package, > and thus uses the resolver from the bind package. However, Cygwin > provides its own resolver entry points, and those don't need > /etc/resolv.conf, because they utilize the OS resolver. > > Is there a build option to avoid building against the bind lib? > Alternatively it might be possible to inject an autoconf variable > from cygport...? > > > Corinna Unfortunately it seems gnupg2 accesses /etc/resolv.conf in some way. (Cygwin64)yasu@rolling[1007]% pwd /cygdrive/c/Users/yasu/Work/gnupg (Cygwin64)yasu@rolling[1008]% git grep -F resolv.conf NEWS: * dirmngr: Make reading resolv.conf more robust. [T5657] NEWS: * dirmngr: Now detects a changed /etc/resolv.conf. dirmngr/dns-stuff.c:#define RESOLV_CONF_NAME "/etc/resolv.conf" dirmngr/dns-stuff.c: /* Force a reload if resolv.conf has changed. */ dirmngr/dns-stuff.c: log_debug ("dns: resolv.conf changed - forcing reload\n"); dirmngr/dns.c: if ((error = dns_resconf_loadpath(resconf, "/etc/resolv.conf"))) { dirmngr/dns.c: * /etc/resolv.conf, defaulting to a nameserver of dirmngr/dns.c:/** ugly hack to support specifying ports other than 53 in resolv.conf. */ dirmngr/dns.c: * is the intersection of the /etc/resolv.conf families and dirmngr/dns.c: * /etc/resolv.conf has "family inet4" and .ai_type dirmngr/dns.c: MAIN.resconf.path[MAIN.resconf.count++] = "/etc/resolv.conf"; dirmngr/dns.c: { "show-resconf", &show_resconf, "show resolv.conf data" }, dirmngr/dns.c: " -c PATH Path to resolv.conf\n" (Cygwin64)yasu@rolling[1009]% --- Yasuhiro Kimura