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library: expanded to provide for the UID used at login

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This patch represents the newlib implementation of Jan
Rybar's merge request referenced below. It essentially
moves that code out of the ps program and into our new
library where it's available via the <pids> interface.

Reference(s):
https://gitlab.com/procps-ng/procps/merge_requests/57
https://bugzilla.redhat.com/show_bug.cgi?id=1518986

Signed-off-by: Jim Warner <james.warner@comcast.net>
This commit is contained in:
Jim Warner
2018-02-11 01:11:11 -06:00
committed by Craig Small
parent 52f0ee2c41
commit f341bd4632
4 changed files with 32 additions and 0 deletions
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3
proc/pids.c
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@@ -170,6 +170,7 @@ REG_set(ID_FGID, u_int, fgid)
REG_set(ID_FGROUP, str, fgroup)
REG_set(ID_FUID, u_int, fuid)
REG_set(ID_FUSER, str, fuser)
REG_set(ID_LOGIN, s_int, luid)
REG_set(ID_PGRP, s_int, pgrp)
REG_set(ID_PID, s_int, tid)
REG_set(ID_PPID, s_int, ppid)
@@ -342,6 +343,7 @@ srtDECL(noop) {
#define f_either PROC_SPARE_1 // either status or stat (favor stat)
#define f_grp PROC_FILLGRP
#define f_login PROC_FILL_LUID
#define f_lxc PROC_FILL_LXC
#define f_ns PROC_FILLNS
#define f_oom PROC_FILLOOM
@@ -419,6 +421,7 @@ static struct {
{ RS(ID_FGROUP), x_ogroup, NULL, QS(str), 0, TS(str) },
{ RS(ID_FUID), f_status, NULL, QS(u_int), 0, TS(u_int) },
{ RS(ID_FUSER), x_ouser, NULL, QS(str), 0, TS(str) }, // freefunc NULL w/ cached string
{ RS(ID_LOGIN), f_login, NULL, QS(s_int), 0, TS(s_int) },
{ RS(ID_PGRP), f_stat, NULL, QS(s_int), 0, TS(s_int) },
{ RS(ID_PID), 0, NULL, QS(s_int), 0, TS(s_int) }, // oldflags: free w/ simple_nextpid
{ RS(ID_PPID), f_either, NULL, QS(s_int), 0, TS(s_int) },