Cannot specify compress-level option without compress-alg option

Author: alubennikova

configure.c

@@ -154,7 +154,11 @@ writeBackupCatalogConfig(FILE *out, pgBackupConfig *config)
 	fprintf(out, "#Compression parameters:\n");
 
 	fprintf(out, "compress-algorithm = %s\n", deparse_compress_alg(config->compress_alg));
-	fprintf(out, "compress-level = %d\n", config->compress_level);
+
+	if (compress_level != config->compress_level)
+		fprintf(out, "compress-level = %d\n", compress_level);
+	else
+		fprintf(out, "compress-level = %d\n", config->compress_level);
 }
 
 void

pg_probackup.c

@@ -353,6 +353,13 @@ main(int argc, char *argv[])
 	if (num_threads < 1)
 		num_threads = 1;
 
+	if (backup_subcmd != SET_CONFIG)
+	{
+		if (compress_level != DEFAULT_COMPRESS_LEVEL
+			&& compress_alg == NONE_COMPRESS)
+			elog(ERROR, "Cannot specify compress-level option without compress-alg option");
+	}
+
 	if (compress_level < 0 || compress_level > 9)
 		elog(ERROR, "--compress-level value must be in the range from 0 to 9");