fine.
Ted Unangst <[email protected]> wrote:
> Scott Cheloha wrote:
> > > 1) it isn't documented that + can take a smaller number
> > > 2) it will be hard to train people to use +0001
> >
> > These are my concerns as well.
> >
> > An idea I had a while back was to drop support for +hhmm and just
> > support +minutes, like we do with shutdown(8). The invocation would
> > then be:
>
> this adds the check to just the clock time case. leave +mm isn't bad, but it's
> a little awkward past 60. leave +180 for three hours? unfortunately that
> clashes with existing usage. but my original concern is primarily with hhmm so
> let's just address that.
>
>
> Index: leave.c
> ===================================================================
> RCS file: /home/cvs/src/usr.bin/leave/leave.c,v
> retrieving revision 1.19
> diff -u -p -r1.19 leave.c
> --- leave.c 10 Feb 2018 00:00:47 -0000 1.19
> +++ leave.c 22 Jan 2020 04:07:41 -0000
> @@ -35,6 +35,7 @@
> #include <err.h>
> #include <stdio.h>
> #include <stdlib.h>
> +#include <string.h>
> #include <unistd.h>
>
> static __dead void usage(void);
> @@ -83,6 +84,9 @@ main(int argc, char *argv[])
> plusnow = 1;
> ++cp;
> }
> +
> + if (!plusnow && strlen(cp) != 4)
> + usage();
>
> for (hours = 0; (c = *cp) && c != '\n'; ++cp) {
> if (!isdigit((unsigned char)c))
