1 files changed, 15 insertions, 5 deletions

diff --git a/smallapp/unbound-checkconf.c b/smallapp/unbound-checkconf.c
index 7723c33..b5d7b9f 100644
--- a/smallapp/unbound-checkconf.c
+++ b/smallapp/unbound-checkconf.c
@@ -78,6 +78,7 @@ usage()
 	printf("	Checks unbound configuration file for errors.\n");
 	printf("file	if omitted %s is used.\n", CONFIGFILE);
 	printf("-o option	print value of option to stdout.\n");
+	printf("-f 		output full pathname with chroot applied, eg. with -o pidfile.\n");
 	printf("-h		show this usage help.\n");
 	printf("Version %s\n", PACKAGE_VERSION);
 	printf("BSD licensed, see LICENSE in source package for details.\n");
@@ -90,10 +91,15 @@ usage()
  * @param cfg: config
  * @param opt: option name without trailing :. 
  *	This is different from config_set_option.
+ * @param final: if final pathname with chroot applied has to be printed.
  */
 static void
-print_option(struct config_file* cfg, const char* opt)
+print_option(struct config_file* cfg, const char* opt, int final)
 {
+	if(strcmp(opt, "pidfile") == 0 && final) {
+		printf("%s\n", fname_after_chroot(cfg->pidfile, cfg, 1));
+		return;
+	}
 	if(!config_get_option(cfg, opt, config_print_func, stdout))
 		fatal_exit("cannot print option '%s'", opt);
 }
@@ -456,7 +462,7 @@ check_hints(struct config_file* cfg)
 
 /** check config file */
 static void
-checkconf(const char* cfgfile, const char* opt)
+checkconf(const char* cfgfile, const char* opt, int final)
 {
 	struct config_file* cfg = config_create();
 	if(!cfg)
@@ -467,7 +473,7 @@ checkconf(const char* cfgfile, const char* opt)
 		exit(1);
 	}
 	if(opt) {
-		print_option(cfg, opt);
+		print_option(cfg, opt, final);
 		config_delete(cfg);
 		return;
 	}
@@ -493,6 +499,7 @@ extern char* optarg;
 int main(int argc, char* argv[])
 {
 	int c;
+	int final = 0;
 	const char* f;
 	const char* opt = NULL;
 	const char* cfgfile = CONFIGFILE;
@@ -505,8 +512,11 @@ int main(int argc, char* argv[])
 		cfgfile = CONFIGFILE;
 #endif /* USE_WINSOCK */
 	/* parse the options */
-	while( (c=getopt(argc, argv, "ho:")) != -1) {
+	while( (c=getopt(argc, argv, "fho:")) != -1) {
 		switch(c) {
+		case 'f':
+			final = 1;
+			break;
 		case 'o':
 			opt = optarg;
 			break;
@@ -523,7 +533,7 @@ int main(int argc, char* argv[])
 	if(argc == 1)
 		f = argv[0];
 	else	f = cfgfile;
-	checkconf(f, opt);
+	checkconf(f, opt, final);
 	checklock_stop();
 	return 0;
 }