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nshlib/nsh_envcmds.c: Fix warning g_oldpwd defined but not used [-Wunused-const-variable]

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Xiang Xiao 2018-11-07 11:28:28 -06:00 committed by Gregory Nutt
parent 6aee984c91
commit 2db0252e61
1 changed files with 2 additions and 0 deletions
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nshlib/nsh_envcmds.c
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@ -56,7 +56,9 @@
#if CONFIG_NFILE_DESCRIPTORS > 0 && !defined(CONFIG_DISABLE_ENVIRON)
static const char g_pwd[] = "PWD";
#ifndef CONFIG_NSH_DISABLE_CD
static const char g_oldpwd[] = "OLDPWD";
#endif
static const char g_home[] = CONFIG_LIB_HOMEDIR;
#endif