From: Roland McGrath <roland@redhat.com>
Date: Sun, 15 Dec 2002 23:58:41 +0000 (+0000)
Subject: 2002-12-15  Roland McGrath  <roland@redhat.com>
X-Git-Tag: v4.5.18~955
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2638cb435670dce7889e76715115810bc351abaf;p=strace

2002-12-15  Roland McGrath  <roland@redhat.com>

	* signal.c [LINUX && I386]: Provide SA_RESTORER constant if not
	defined.  If the bit is set, print the sa_restorer field of sigaction.
---

diff --git a/signal.c b/signal.c
index 7f39fe9a..31cde2ad 100644
--- a/signal.c
+++ b/signal.c
@@ -174,6 +174,14 @@ static struct xlat sigvec_flags[] = {
 
 #ifdef HAVE_SIGACTION
 
+#if defined LINUX && defined I386
+/* The libc headers do not define this constant since it should only be
+   used by the implementation.  So wwe define it here.  */
+# ifndef SA_RESTORER
+#  define SA_RESTORER 0x04000000
+# endif
+#endif
+
 static struct xlat sigact_flags[] = {
 #ifdef SA_RESTORER
 	{ SA_RESTORER,	"SA_RESTORER"	},
@@ -1084,6 +1092,10 @@ struct tcb *tcp;
 			tprintf(", ");
 			if (!printflags(sigact_flags, sa.sa_flags))
 				tprintf("0");
+#ifdef SA_RESTORER
+			if (sa.sa_flags & SA_RESTORER)
+				tprintf(", %p", sa.sa_restorer);
+#endif
 			tprintf("}");
 		}
 	}
@@ -1771,6 +1783,10 @@ sys_rt_sigaction(tcp)
 				tprintf(", ");
 				if (!printflags(sigact_flags, sa.sa_flags))
 					tprintf("0");
+#ifdef SA_RESTORER
+				if (sa.sa_flags & SA_RESTORER)
+					tprintf(", %p", sa.sa_restorer);
+#endif
 				tprintf("}");
 		}
 	}