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Merge pull request #17 from murphyzhao/fix-return-type

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[fix] 修复 flex_button_register 返回值类型为 int32_t，当出现错误的时候返回 -1
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Murphy 2020-02-21 17:05:18 +08:00 committed by GitHub
commit 5489f152eb
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2 changed files with 3 additions and 3 deletions
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4
flexible_button.c
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@ -88,9 +88,9 @@ static uint8_t button_cnt = 0;
* @brief Register a user button
*
* @param button: button structure instance
* @return Number of keys that have been registered
* @return Number of keys that have been registered, or -1 when error
*/
uint8_t flex_button_register(flex_button_t *button)
int32_t flex_button_register(flex_button_t *button)
{
flex_button_t *curr = btn_head;

2
flexible_button.h
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@ -145,7 +145,7 @@ typedef struct flex_button
extern "C" {
#endif
uint8_t flex_button_register(flex_button_t *button);
int32_t flex_button_register(flex_button_t *button);
flex_button_event_t flex_button_event_read(flex_button_t* button);
uint8_t flex_button_scan(void);