From bf244ee81f5faa7c84ec3d337ea41a8c46f94497 Mon Sep 17 00:00:00 2001
From: Ulrich Drepper <drepper@redhat.com>
Date: Thu, 1 Apr 2004 08:55:15 +0000
Subject: (_dl_show_auxv): Add handling for ignored entries.  Ignore
 AT_IGNOREPPC.

---
 sysdeps/generic/dl-sysdep.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'sysdeps/generic/dl-sysdep.c')

diff --git a/sysdeps/generic/dl-sysdep.c b/sysdeps/generic/dl-sysdep.c
index 51f301490d..429947ccd9 100644
--- a/sysdeps/generic/dl-sysdep.c
+++ b/sysdeps/generic/dl-sysdep.c
@@ -262,7 +262,7 @@ _dl_show_auxv (void)
       static const struct
       {
 	const char label[20];
-	enum { unused, dec, hex, str } form;
+	enum { unknown = 0, dec, hex, str, ignore } form;
       } auxvars[] =
 	{
 	  [AT_EXECFD - 2] =		{ "AT_EXECFD:       ", dec },
@@ -285,14 +285,18 @@ _dl_show_auxv (void)
 	  [AT_DCACHEBSIZE - 2] =	{ "AT_DCACHEBSIZE:  0x", hex },
 	  [AT_ICACHEBSIZE - 2] =	{ "AT_ICACHEBSIZE:  0x", hex },
 	  [AT_UCACHEBSIZE - 2] =	{ "AT_UCACHEBSIZE:  0x", hex },
+	  [AT_IGNOREPPC - 2] =		{ "AT_IGNOREPPC", ignore },
+	  [AT_SECURE - 2] =		{ "AT_SECURE:       ", dec },
 #ifdef NEED_DL_SYSINFO
 	  [AT_SYSINFO - 2] =		{ "AT_SYSINFO:      0x", hex },
 	  [AT_SYSINFO_EHDR - 2] =	{ "AT_SYSINFO_EHDR: 0x", hex },
 #endif
-	  [AT_SECURE - 2] =		{ "AT_SECURE:       ", dec },
 	};
       unsigned int idx = (unsigned int) (av->a_type - 2);
 
+      if ((unsigned int) av->a_type < 2u || auxvars[idx].form == ignore)
+	continue;
+
       assert (AT_NULL == 0);
       assert (AT_IGNORE == 1);
 
@@ -304,7 +308,7 @@ _dl_show_auxv (void)
 	}
 
       if (idx < sizeof (auxvars) / sizeof (auxvars[0])
-	  && auxvars[idx].form != unused)
+	  && auxvars[idx].form != unknown)
 	{
 	  const char *val = av->a_un.a_ptr;
 
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