File _service:tar_scm_kernel_repo:Get-instance-corre... of Package elfutils

File _service:tar_scm_kernel_repo:Get-instance-correctly-for-eu-ar-N-option.patch of Package elfutils

From 246d6d0ffcfe9ac6ef3581ca74399036aa827590 Mon Sep 17 00:00:00 2001
From: panxiaohe <panxh.life@foxmail.com>
Date: Fri, 12 Aug 2022 17:05:40 +0800
Subject: [PATCH] get instance correctly for eu-ar -N option

---
 src/ar.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ar.c b/src/ar.c
index 42126aa..f8166d3 100644
--- a/src/ar.c
+++ b/src/ar.c
@@ -518,7 +518,7 @@ do_oper_extract (int oper, const char *arfname, char **argv, int argc,
 	  ENTRY entry;
 	  entry.key = arhdr->ar_name;
 	  ENTRY *res = hsearch (entry, FIND);
-	  if (res != NULL && (instance < 0 || instance-- == 0)
+	  if (res != NULL && (instance < 0 || --instance == 0)
 	      && !found[(char **) res->data - argv])
 	    found[(char **) res->data - argv] = do_extract = true;
 	}
@@ -952,7 +952,7 @@ do_oper_delete (const char *arfname, char **argv, int argc,
 	  ENTRY entry;
 	  entry.key = arhdr->ar_name;
 	  ENTRY *res = hsearch (entry, FIND);
-	  if (res != NULL && (instance < 0 || instance-- == 0)
+	  if (res != NULL && (instance < 0 || --instance == 0)
 	      && !found[(char **) res->data - argv])
 	    found[(char **) res->data - argv] = do_delete = true;
 	}
-- 
2.27.0