cvs commit: src/include printf.h src/lib/libc/stdio Makefile.inc xprintf.c xprintf_errno.c xprintf_quote.c xprintf_vis.c

[Julian Elischer]

Poul-Henning Kamp wrote:

>phk         2006-01-25 12:45:25 UTC
>
>  FreeBSD src repository
>
>  Modified files:
>    include              printf.h 
>    lib/libc/stdio       Makefile.inc xprintf.c xprintf_vis.c 
>  Added files:
>    lib/libc/stdio       xprintf_errno.c xprintf_quote.c 
>  Log:
>  Make the %V{is} extension handle a NULL pointer like %s does: output "(null)"
>  
>  Add %M{essage} extension which prints an errno value as the
>  corresponding string if possible or numerically otherwise.
>  
>

Is this compatible with anyone else?

>  
>  It is not currently possible to do the syslog(3) like %m extension
>  because errno would need to get capatured on entry to the first
>  function in the printf family, so %M requires you to supply errno
>  as an argument.
>  
>  Add %Q{uote} extension which will print a string in double quotes with
>  appropriate back-slash escapes (only) if necessary.
>  
>
same question..

basically, did this idea come from somewhere? or is it new?

>  
>  Revision  Changes    Path
>  1.2       +12 -4     src/include/printf.h
>  1.35      +2 -1      src/lib/libc/stdio/Makefile.inc
>  1.2       +10 -0     src/lib/libc/stdio/xprintf.c
>  1.1       +65 -0     src/lib/libc/stdio/xprintf_errno.c (new)
>  1.1       +108 -0    src/lib/libc/stdio/xprintf_quote.c (new)
>  1.2       +2 -0      src/lib/libc/stdio/xprintf_vis.c
>  
>