On Tue, Jul 14, 2020 at 10:15:43AM +0200, Hiltjo Posthuma wrote:
> Hi,
>
> The below patch adds an -f flag to force fork(2)ing and creating a new
> process.
>
>
> From a75ef384c11b64732dd6a3adc9249ba6beb8a67e Mon Sep 17 00:00:00 2001
> From: Hiltjo Posthuma <hil...@codemadness.org>
> Date: Tue, 14 Jul 2020 10:11:43 +0200
> Subject: [PATCH] setsid: add optional -f to force fork()
>
> ---
> setsid.1 | 3 ++-
> setsid.c | 9 +++++++--
> 2 files changed, 9 insertions(+), 3 deletions(-)
>
> diff --git a/setsid.1 b/setsid.1
> index d43bcfc..4df6439 100644
> --- a/setsid.1
> +++ b/setsid.1
> @@ -1,4 +1,4 @@
> -.Dd 2015-10-08
> +.Dd 2020-07-14
> .Dt SETSID 1
> .Os sbase
> .Sh NAME
> @@ -6,6 +6,7 @@
> .Nd run a command in a new session
> .Sh SYNOPSIS
> .Nm
> +.Op Fl f
> .Ar cmd
> .Op Ar arg ...
> .Sh DESCRIPTION
> diff --git a/setsid.c b/setsid.c
> index 28d3442..3355b40 100644
> --- a/setsid.c
> +++ b/setsid.c
> @@ -4,10 +4,12 @@
>
> #include "util.h"
>
> +static int fflag = 0;
> +
> static void
> usage(void)
> {
> - eprintf("usage: %s cmd [arg ...]\n", argv0);
> + eprintf("usage: %s cmd [-f] [arg ...]\n", argv0);
> }
>
> int
> @@ -16,6 +18,9 @@ main(int argc, char *argv[])
> int savederrno;
>
> ARGBEGIN {
> + case 'f':
> + fflag = 1;
> + break;
> default:
> usage();
> } ARGEND
> @@ -23,7 +28,7 @@ main(int argc, char *argv[])
> if (!argc)
> usage();
>
> - if (getpgrp() == getpid()) {
> + if (fflag || getpgrp() == getpid()) {
> switch (fork()) {
> case -1:
> eprintf("fork:");
> --
> 2.27.0
>
>
> --
> Kind regards,
> Hiltjo
>
Bump, any response/feedback to get this in master?
--
Kind regards,
Hiltjo
