[PATCH 2/2] getopt.c: use fputs()/fputc() instead of fprintf() to, save code space

Craig Howland howland@LGSInnovations.com
Sat Nov 9 03:24:00 GMT 2013

On 11/08/2013 02:41 PM, Freddie Chopin wrote:
> This is another approach aiming to reduce code and RAM usage of getopt(). 
> Using fputs()/fputc() makes the function about 200 bytes bigger than when 
> using f[i]printf() (on ARMv7-M, Cortex-M3), but now getopt() and family have 
> zero dependency on heavy-weight formatting functions.
> Regards,
> FCh
I reviewed the code changes, and they look good.

I am curious:  what were your the overall savings?


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