Hi, On Sat, 3 Jul 2021 at 13:33, Wolfgang Denk <w...@denx.de> wrote: > > Dear Sean, > > In message <8bbdb7a1-5085-a3b7-614f-12ae9aee8...@gmail.com> you wrote: > > > > > For a partial list, see > > > > > > [1] https://github.com/Forty-Bot/lil/commits/master > > > > Whoops, looks like I completely misread what you were asking here. I > > don't have an exhaustive list of differences, but here are some similar > > things expressed in both languages: > > > > sh tcl > > > > foo=bar set foo bar > > echo $foo echo $foo > > > > if [ 1 -gt 2 ]; then if {1 > 2} { > > echo a echo a > > else } { > > echo b echo b > > fi } > > > > foo() { proc foo {first second} { > > echo $1 $2 echo $first $second > > } } > > > > for file in $(ls *.c); do foreach file [glob *.c] { > > echo $file echo $file > > done } > > > > fact() { > > if [ $1 -eq 0 ]; then > > echo 1 > > else > > echo $(($1 * $(fact $(($1 - 1))))) > > fi > > } > > > > proc fact {n} { > > if {$n} { > > expr {$n * [fact [expr {$n - > > 1}]]} > > } { > > return 1 > > } > > } > > > > Hopefully this gives you a bit of a feel for the basic differences. > > Well, I know TCL, and there has been a zillion of reasons to move > _from_ that language many, many years ago. Intoducing this as new > "shell" language in U-Boot does not look attractive to me. > Actually, it gives me the creeps.
I was no fan of TCL either but this does seem like a reasonable idea to me. Obviously whoever wrote it was very concerned about compiler performance as there seem to be no comments? Reviewed-by: Simon Glass <s...@chromium.org> Regards, Simon
