[U-Boot] [PATCH v3 1/2] MX25: tx25: Avoid the usage of extern in C file

[Marek Vasut]

On Monday, September 05, 2011 01:37:17 PM Fabio Estevam wrote:
> On Mon, Sep 5, 2011 at 7:43 AM, Stefano Babic <sbabic at denx.de> wrote:
> ...
> 
> > What about to move the prototype ? For MX5/MX35 there is a sys_proto.h
> > (as it is done for other SOCs), in this case, well, it seems too much to
> > add a file for a single line. However, we could move it in clock.h and
> > creating a sys_proto.h if the number of exported functions will increase.
> 
> Ok, I can create a sys_proto.h for MX25 and put the following extern´s
> there:
> 
> extern void mx25_fec_init_pins(void);
> extern void imx_get_mac_from_fuse(unsigned char *mac);
> extern void mx25_uart1_init_pins(void);

Ok, this might be a stupid one, but ...

why use externs in header files ?

> 
> Regards,
> 
> Fabio Estevam
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