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implement Args;
include "sys.m";
include "draw.m";
include "arg.m";
sys: Sys;
print: import sys;
Args: module {
init: fn(nil: ref Draw->Context, argv: list of string);
};
init(nil: ref Draw->Context, argv: list of string) {
sys = load Sys Sys->PATH;
arg := load Arg Arg->PATH;
if(arg == nil)
raise "bad module load";
arg->init(argv);
arg->setusage(arg->progname() + " [-r] [-c mark] words...");
rev := 0;
mark := "→ ";
while((opt := arg->opt()) != 0)
case opt {
'r' =>
rev = 1;
'c' =>
mark = arg->earg();
* =>
arg->usage();
}
argv = arg->argv();
print("Argc after flags: %d\n", len argv);
if(rev) {
argl: list of string;
for(; argv != nil; argv = tl argv)
argl = hd argv :: argl;
argv = argl;
}
for(; argv != nil; argv = tl argv)
sys->print("%s %s\n", mark, hd argv);
exit;
}
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