From: Jim Warner <james.warner@comcast.net>
Date: Wed, 26 Aug 2015 05:00:00 +0000 (-0500)
Subject: library: introduce pids 'value extractor' helper macro
X-Git-Tag: v4.0.0~1064
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=272081cbe6f9a7062a5483c505a367997fa614b7;p=procps-ng

library: introduce pids 'value extractor' helper macro

As an experiment a helper macro used to extract values
from a result stack has been added to the header file.

Don't force callers to reinvent that particular wheel.

Signed-off-by: Jim Warner <james.warner@comcast.net>
---

diff --git a/proc/pids.h b/proc/pids.h
index 6c56780a..35e3d1b8 100644
--- a/proc/pids.h
+++ b/proc/pids.h
@@ -190,6 +190,10 @@ struct pids_reap {
 };
 
 
+#define PROCPS_PIDS_VAL(rel_enum,type,stack) \
+    stack -> head [ rel_enum ] . result . type
+
+
 int procps_pids_new (
     struct procps_pidsinfo **info,
     int maxitems,