svn commit: r304115 - stable/10/cddl/contrib/opensolaris/cmd/zdb

[Andriy Gapon]

Author: avg
Date: Mon Aug 15 08:44:48 2016
New Revision: 304115
URL: https://svnweb.freebsd.org/changeset/base/304115

Log:
  MFC r303084: 6391 Override default SPA config location via environment

Modified:
  stable/10/cddl/contrib/opensolaris/cmd/zdb/zdb.c
Directory Properties:
  stable/10/   (props changed)

Modified: stable/10/cddl/contrib/opensolaris/cmd/zdb/zdb.c
==============================================================================
--- stable/10/cddl/contrib/opensolaris/cmd/zdb/zdb.c	Mon Aug 15 08:44:22 2016	(r304114)
+++ stable/10/cddl/contrib/opensolaris/cmd/zdb/zdb.c	Mon Aug 15 08:44:48 2016	(r304115)
@@ -3559,12 +3559,22 @@ main(int argc, char **argv)
 	nvlist_t *policy = NULL;
 	uint64_t max_txg = UINT64_MAX;
 	int rewind = ZPOOL_NEVER_REWIND;
+	char *spa_config_path_env;
 
 	(void) setrlimit(RLIMIT_NOFILE, &rl);
 	(void) enable_extended_FILE_stdio(-1, -1);
 
 	dprintf_setup(&argc, argv);
 
+	/*
+	 * If there is an environment variable SPA_CONFIG_PATH it overrides
+	 * default spa_config_path setting. If -U flag is specified it will
+	 * override this environment variable settings once again.
+	 */
+	spa_config_path_env = getenv("SPA_CONFIG_PATH");
+	if (spa_config_path_env != NULL)
+		spa_config_path = spa_config_path_env;
+
 	while ((c = getopt(argc, argv,
 	    "bcdhilmMI:suCDRSAFLXx:evp:t:U:P")) != -1) {
 		switch (c) {