diff options
| author | aozima <[email protected]> | 2018-07-02 09:56:12 +0800 |
|---|---|---|
| committer | aozima <[email protected]> | 2018-07-02 09:56:12 +0800 |
| commit | e49a29f2dc306213a73a4f3c68d1ac9a34f49d9a (patch) | |
| tree | 2ec4b0f12f2aa073df795fed836407d659cb0821 /components | |
| parent | 9df6acc067bbba41099e501aa4d8efcdddfbaee2 (diff) | |
[shell] add re-initial check.
Diffstat (limited to 'components')
| -rw-r--r-- | components/finsh/shell.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/components/finsh/shell.c b/components/finsh/shell.c index 6bdb418120..66a0141de2 100644 --- a/components/finsh/shell.c +++ b/components/finsh/shell.c @@ -726,6 +726,12 @@ int finsh_system_init(void) rt_err_t result = RT_EOK; rt_thread_t tid; + if(shell) + { + rt_kprintf("finsh shell already init.\n"); + return RT_EOK; + } + #ifdef FINSH_USING_SYMTAB #ifdef __CC_ARM /* ARM C Compiler */ extern const int FSymTab$$Base; |