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[kservice] add return value's comment

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This commit is contained in:
Meco Man
2021-11-16 16:37:34 -05:00
parent 040f05f40d
commit 857428bd23
1 changed files with 4 additions and 5 deletions
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src/kservice.c
+4 -5
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@@ -844,10 +844,7 @@ static char *print_number(char *buf,
* *
* @return The number of characters actually written to buffer. * @return The number of characters actually written to buffer.
*/ */
RT_WEAK int rt_vsnprintf(char *buf, RT_WEAK int rt_vsnprintf(char *buf, rt_size_t size, const char *fmt, va_list args)
rt_size_t size,
const char *fmt,
va_list args)
{ {
#ifdef RT_PRINTF_LONGLONG #ifdef RT_PRINTF_LONGLONG
unsigned long long num; unsigned long long num;
@@ -1260,6 +1257,8 @@ void rt_kputs(const char *str)
* This function will print a formatted string on system console. * This function will print a formatted string on system console.
* *
* @param fmt is the format parameters. * @param fmt is the format parameters.
*
* @return The number of characters actually written to buffer.
*/ */
RT_WEAK int rt_kprintf(const char *fmt, ...) RT_WEAK int rt_kprintf(const char *fmt, ...)
{ {
@@ -1290,7 +1289,7 @@ RT_WEAK int rt_kprintf(const char *fmt, ...)
#endif /* RT_USING_DEVICE */ #endif /* RT_USING_DEVICE */
va_end(args); va_end(args);
return length; /* the total number of printed characters */ return length;
} }
RTM_EXPORT(rt_kprintf); RTM_EXPORT(rt_kprintf);
#endif /* RT_USING_CONSOLE */ #endif /* RT_USING_CONSOLE */