Unify printing errors

webserver/doskast-trigger-connect.c

@@ -63,19 +63,19 @@ _rand(char **rs){
 	int rc;
 	rc = gnutls_rnd(GNUTLS_RND_NONCE, rnd.data, rnd.size);
 	if (rc != GNUTLS_E_SUCCESS) {
-		printf("Error in gnutls_rnd()");
+		fprintf(stderr, "Error in gnutls_rnd()\n");
 		goto out;
 	}
 	gnutls_datum_t hex;
 	rc = gnutls_hex_encode2(&rnd, &hex);
 	if (rc != GNUTLS_E_SUCCESS) {
-		printf("Error in gnutls_hex_encode2()");
+		fprintf(stderr, "Error in gnutls_hex_encode2()\n");
 		goto out;
 	}
 	*rs = malloc(hex.size);
 	rc = sprintf(*rs, "%s", hex.data);
 	if (rc < 0)  {
-		printf("Error in sprintf()");
+		fprintf(stderr, "Error in sprintf()\n");
 		goto out;
 	}
 out:
@@ -105,13 +105,13 @@ main(){
 		cgi = cgiInit();
 		char *ip = getenv("REMOTE_ADDR");
 		if (ip == NULL) {
-			fprintf(stderr, "%s\n", "Env REMOTE_ADDR is not set");
+			fprintf(stderr, "Env REMOTE_ADDR is not set\n");
 			http_code = HTTP_ERROR;
 			goto fcgi_out;
 		}
 		rc = _verify_ip(ip);
 		if (rc != 0) {
-			fprintf(stderr, "%s\n", "Incorrect REMOTE_ADDR");
+			fprintf(stderr, "Incorrect REMOTE_ADDR\n");
 			http_code = HTTP_BAD_REQUEST;
 			goto fcgi_out;
 		}
@@ -131,13 +131,13 @@ main(){
 		int max_try = 10;
 		for (int i = 1; i <= max_try; i++) {
 			if (i == max_try) {
-				fprintf(stderr, "%s\n", "Error in random file loop");
+				fprintf(stderr, "Error in random file loop\n");
 				http_code = HTTP_ERROR;
 				goto fcgi_out;
 			}
 			rc = _rand(&hex);
 			if (rc < 0) {
-				fprintf(stderr, "Error in _rand()");
+				fprintf(stderr, "Error in _rand()\n");
 				continue;
 			}
 			if (access(hex, F_OK) != 0) {