On Sat, Nov 8, 2014 at 7:52 PM, Paul Eggert <egg...@cs.ucla.edu> wrote:
> hex_printf_()
> {
> hex_printf_format=$(printf '%s\n' "$1" | sed '
> s/^/_/
> s/$/_/
> s/\([^\\]\(\\\\\)*\\x\)\([0-9aAbBcCdDeEfF][^0-9aAbBcCdDeEfF]\)/\10\3/g
> s/\([^\\]\(\\\\\)*\\x\)\([0-3]\)/\10\3/g
> s/\([^\\]\(\\\\\)*\\x\)\([4-7]\)/\11\3/g
> s/\([^\\]\(\\\\\)*\\x\)\([89aAbB]\)/\12\3/g
> s/\([^\\]\(\\\\\)*\\x\)\([cCdDeEfF]\)/\13\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[048cC]\([0-7]\)/\1,0\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[048cC]\([89aAbBcCdDeEfF]\)/\1,1\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[159dD]\([0-7]\)/\1,2\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[159dD]\([89abcdef]\)/\1,3\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[26aAeE]\([0-7]\)/\1,4\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[26aAeE]\([89aAbBcCdDeEfF]\)/\1,5\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[37bBfF]\([0-7]\)/\1,6\3/g
> s/\([^\\]\(\\\\\)*\\x[0-3]\)[37bBfF]\([89aAbBcCdDeEfF]\)/\1,7\3/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[08]/\1\3\40/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[19]/\1\3\41/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[2aA]/\1\3\42/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[3bB]/\1\3\43/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[4cC]/\1\3\44/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[5dD]/\1\3\45/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[6eE]/\1\3\46/g
> s/\([^\\]\(\\\\\)*\\\)x\([0-3]\),\([0-7]\)[7fF]/\1\3\47/g
> s/^_//
> s/_$//
> ')
> shift
> printf "$hex_printf_format" "$@"
> }
How elegantly twisted ;-)
I like it.
Do you have time to write the complete patch?
I'd like to make a pre-release snapshot tomorrow.
