board/czechlight/common/patches/uboot-tools/0001-fw_-env-do-not-rely-on-var-lock.patch

From e09ad9a33840ed83b91dd3901492ecf99ab89076 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20Kundr=C3=A1t?= <jan.kundrat@cesnet.cz>
Date: Wed, 21 Oct 2020 23:06:21 +0200
Subject: [PATCH] fw_*env: do not rely on /var/lock
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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...because these are not available under the new Buildroot.

Signed-off-by: Jan Kundrát <jan.kundrat@cesnet.cz>
---
 tools/env/README        | 2 +-
 tools/env/fw_env_main.c | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/env/README b/tools/env/README
index 709251383c..480a893202 100644
--- a/tools/env/README
+++ b/tools/env/README
@@ -59,5 +59,5 @@ this environment instance. On NAND this is used to limit the range
 within which bad blocks are skipped, on NOR it is not used.
 
 To prevent losing changes to the environment and to prevent confusing the MTD
-drivers, a lock file at /var/lock/fw_printenv.lock is used to serialize access
+drivers, a lock file at /run/fw_printenv.lock is used to serialize access
 to the environment.
diff --git a/tools/env/fw_env_main.c b/tools/env/fw_env_main.c
index 26ba6624cd..4c84b13cfc 100644
--- a/tools/env/fw_env_main.c
+++ b/tools/env/fw_env_main.c
@@ -72,7 +72,7 @@ void usage_printenv(void)
 		" -c, --config         configuration file, default:" CONFIG_FILE "\n"
 #endif
 		" -n, --noheader       do not repeat variable name in output\n"
-		" -l, --lock           lock node, default:/var/lock\n"
+		" -l, --lock           lock node, default:/run\n"
 		"\n");
 }
 
@@ -87,7 +87,7 @@ void usage_env_set(void)
 #ifdef CONFIG_FILE
 		" -c, --config         configuration file, default:" CONFIG_FILE "\n"
 #endif
-		" -l, --lock           lock node, default:/var/lock\n"
+		" -l, --lock           lock node, default:/run\n"
 		" -s, --script         batch mode to minimize writes\n"
 		"\n"
 		"Examples:\n"
@@ -205,7 +205,7 @@ int parse_setenv_args(int argc, char *argv[])
 
 int main(int argc, char *argv[])
 {
-	char *lockname = "/var/lock/" CMD_PRINTENV ".lock";
+	char *lockname = "/run/" CMD_PRINTENV ".lock";
 	int lockfd = -1;
 	int retval = EXIT_SUCCESS;
 	char *_cmdname;
-- 
2.28.0