Better error handling for SSL

luprex/core/cpp/driver-linux.cpp

@@ -92,6 +92,7 @@ static SOCKET open_connection(const char *host, const char *port, std::string &e
     if (sock <= 0) goto error_errno;
 
     set_nonblocking(sock);
+
     status = connect(sock, goodaddr->ai_addr, goodaddr->ai_addrlen);
     if ((status != 0) && (errno != EINPROGRESS)) goto error_errno;
 
@@ -220,7 +221,7 @@ static int console_read(char *bytes, int nbytes) {
 }
 
 static void ssl_load_certificate_authorities(SSL_CTX *ctx) {
-    SSL_CTX_set_default_verify_paths(ctx);
+    assert(SSL_CTX_set_default_verify_paths(ctx) == 1);
 }
 
 static void disable_randomization(int argc, char *argv[]) {
@@ -259,7 +260,8 @@ int main(int argc, char **argv)
 {
     disable_randomization(argc, argv);
     enable_tty_raw();
-    OPENSSL_init_ssl(0, NULL);
+    assert(OPENSSL_init_ssl(0, NULL) == 1);
+    drvssl::clear_all_errors();
     SourceDB::register_lua_builtins();
     Driver driver;
     return driver.drive(argc, argv);