glibc 2.3.4 does not appear to define PTRACE_GETSIGINFO. This was

observed on a RHEL5 system on s390. Provide a suitable definition.
Tweak gdbserver_tests/filter_stderr to ignore messages related to
interrupted poll system calls.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@14197

coregrind/vgdb-invoker-ptrace.c

@@ -64,6 +64,13 @@
 
 #include <sys/procfs.h>
 
+#if defined(VGA_s390x)
+/* RHEL 5 uses glibc 2.3.4 which does not define PTRACE_GETSIGINFO */
+#   ifndef PTRACE_GETSIGINFO
+#   define PTRACE_GETSIGINFO 0x4202
+#   endif
+#endif
+
 #if VEX_HOST_WORDSIZE == 8
 typedef Addr64 CORE_ADDR;
 #elif VEX_HOST_WORDSIZE == 4

gdbserver_tests/filter_stderr

@@ -3,6 +3,7 @@
 dir=`dirname $0`
 
 $dir/../tests/filter_stderr_basic    |
+perl  -0777 -p -e   's/error 4 Interrupted system call\nVG_\(poll\) failed \(old kernel \?\) retrying .*\n//g' |
 sed -e '/^Copyright (C) /d' \
     \
     -e '/TO DEBUG THIS PROCESS USING GDB/d' \