On 06/13/2012 10:19 AM, Simon Glass wrote:
> This provides an option for the LCD to flush the dcache after each update
> (puts, scroll or clear).
> diff --git a/common/cmd_echo.c b/common/cmd_echo.c
> + /* Use puts() so that the LCD sees it as a new line */
> if (putnl)
> - putc('\n');
> + puts("\n");
That seems fragile - what if someone comes along and uses putc() in some
other code without having a clue that this requirement exists? What
stops putc() from detecting \n just like puts()?
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