ref: a351bcdccdf5a4273bc8dc3360a48fbb8b8aa9ea
dir: /src/chgrp.c/
#include <u.h>
#include <libc.h>
void
chgrp(char* gid, char* fname)
{
Dir d;
nulldir(&d);
d.gid = gid;
if (dirwstat(fname, &d) < 0)
fprint(2, "chgrp: wstat: %r\n");
}
void
main(int argc, char* argv[])
{
int i;
if (argc < 3){
fprint(2, "usage: %s gid file...\n", argv[0]);
exits("usage");
}
for (i = 2; i < argc; i++)
chgrp(argv[1], argv[i]);
exits(nil);
}