ref: da7d6df6faf18e289fe0f3f61524dcc7fddeef18
dir: /appl/cmd/pwd.b/
implement Pwd; include "sys.m"; include "draw.m"; include "workdir.m"; Pwd: module { init: fn(nil: ref Draw->Context, nil: list of string); }; init(nil: ref Draw->Context, nil: list of string) { sys := load Sys Sys->PATH; stderr := sys->fildes(2); gwd := load Workdir Workdir->PATH; if (gwd == nil) { sys->fprint(stderr, "pwd: cannot load %s: %r\n", Workdir->PATH); raise "fail:bad module"; } wd := gwd->init(); if(wd == nil) { sys->fprint(stderr, "pwd: %r\n"); raise "fail:error"; } sys->print("%s\n", wd); }