Correct prototype for sdk_uart_rx_one_char, kudos to @foogod
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2 changed files with 9 additions and 4 deletions
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@ -48,9 +48,13 @@ long _write_r(struct _reent *r, int fd, const char *ptr, int len )
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*/
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*/
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long _read_r( struct _reent *r, int fd, char *ptr, int len )
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long _read_r( struct _reent *r, int fd, char *ptr, int len )
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{
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{
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for(int i = 0; i < len; i++)
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for(int i = 0; i < len; i++) {
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ptr[i] = sdk_uart_rx_one_char();
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char ch;
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return len;
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while (sdk_uart_rx_one_char(&ch)) ;
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ptr[i] = ch;
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}
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return len;
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}
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}
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/* These are stub implementations for the reentrant syscalls that
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/* These are stub implementations for the reentrant syscalls that
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@ -30,8 +30,9 @@ struct ip_addr;
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void sdk_uart_div_modify(uint32_t uart_no, uint32_t new_divisor);
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void sdk_uart_div_modify(uint32_t uart_no, uint32_t new_divisor);
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/* Read a single character from the UART.
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/* Read a single character from the UART.
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Returns 0 on success, 1 if no character in fifo
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*/
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*/
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char sdk_uart_rx_one_char(void);
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int sdk_uart_rx_one_char(char *buf);
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/* Write a single character to the UART.
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/* Write a single character to the UART.
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*/
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*/
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