From 51a82254077cc4c1ba6e7a06e221baabe4288059 Mon Sep 17 00:00:00 2001
From: "Dmitry V. Levin" <ldv@altlinux.org>
Date: Fri, 29 Dec 2017 15:20:21 +0000
Subject: [PATCH] tests: check strace -k symbol names demangling

* tests/strace-k-demangle.test: New test.
* tests/stack-fcall-mangled.c: New file.
* tests/stack-fcall-mangled-0.c: Likewise.
* tests/stack-fcall-mangled-1.c: Likewise.
* tests/stack-fcall-mangled-2.c: Likewise.
* tests/stack-fcall-mangled-3.c: Likewise.
* tests/stack-fcall.h [MANGLE] (f0, f1, f2, f3): New macros.
* tests/.gitignore: Add stack-fcall-mangled.
* tests/Makefile.am (check_PROGRAMS): Likewise.
(stack_fcall_mangled_SOURCES): New variable.
(EXTRA_DIST): Add strace-k-demangle.test.
[USE_LIBUNWIND && USE_DEMANGLE] (LIBUNWIND_TESTS): Likewise.
---
 tests/.gitignore              | 1 +
 tests/Makefile.am             | 9 +++++++++
 tests/stack-fcall-mangled-0.c | 2 ++
 tests/stack-fcall-mangled-1.c | 2 ++
 tests/stack-fcall-mangled-2.c | 2 ++
 tests/stack-fcall-mangled-3.c | 2 ++
 tests/stack-fcall-mangled.c   | 2 ++
 tests/stack-fcall.h           | 9 +++++++++
 tests/strace-k-demangle.test  | 7 +++++++
 9 files changed, 36 insertions(+)
 create mode 100644 tests/stack-fcall-mangled-0.c
 create mode 100644 tests/stack-fcall-mangled-1.c
 create mode 100644 tests/stack-fcall-mangled-2.c
 create mode 100644 tests/stack-fcall-mangled-3.c
 create mode 100644 tests/stack-fcall-mangled.c
 create mode 100755 tests/strace-k-demangle.test

diff --git a/tests/.gitignore b/tests/.gitignore
index 20b0c9f2..cfd66c68 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -415,6 +415,7 @@ socketcall
 sockopt-sol_netlink
 splice
 stack-fcall
+stack-fcall-mangled
 stat
 stat64
 statfs
diff --git a/tests/Makefile.am b/tests/Makefile.am
index a6703e69..ad58e238 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -144,6 +144,7 @@ check_PROGRAMS = $(PURE_EXECUTABLES) \
 	signal_receive \
 	sleep \
 	stack-fcall \
+	stack-fcall-mangled \
 	threads-execve \
 	unblock_reset_raise \
 	unix-pair-send-recv \
@@ -183,10 +184,17 @@ uio_CPPFLAGS = $(AM_CPPFLAGS) -D_FILE_OFFSET_BITS=64
 stack_fcall_SOURCES = stack-fcall.c \
 	stack-fcall-0.c stack-fcall-1.c stack-fcall-2.c stack-fcall-3.c
 
+stack_fcall_mangled_SOURCES = stack-fcall-mangled.c \
+	stack-fcall-mangled-0.c stack-fcall-mangled-1.c \
+	stack-fcall-mangled-2.c stack-fcall-mangled-3.c
+
 include gen_tests.am
 
 if USE_LIBUNWIND
 LIBUNWIND_TESTS = strace-k.test
+if USE_DEMANGLE
+LIBUNWIND_TESTS += strace-k-demangle.test
+endif
 else
 LIBUNWIND_TESTS =
 endif
@@ -368,6 +376,7 @@ EXTRA_DIST = \
 	strace-E.expected \
 	strace-T.expected \
 	strace-ff.expected \
+	strace-k-demangle.test \
 	strace-k.test \
 	strace-r.expected \
 	strace.supp \
diff --git a/tests/stack-fcall-mangled-0.c b/tests/stack-fcall-mangled-0.c
new file mode 100644
index 00000000..47549401
--- /dev/null
+++ b/tests/stack-fcall-mangled-0.c
@@ -0,0 +1,2 @@
+#define MANGLE
+#include "stack-fcall-0.c"
diff --git a/tests/stack-fcall-mangled-1.c b/tests/stack-fcall-mangled-1.c
new file mode 100644
index 00000000..492c562b
--- /dev/null
+++ b/tests/stack-fcall-mangled-1.c
@@ -0,0 +1,2 @@
+#define MANGLE
+#include "stack-fcall-1.c"
diff --git a/tests/stack-fcall-mangled-2.c b/tests/stack-fcall-mangled-2.c
new file mode 100644
index 00000000..eb7c3624
--- /dev/null
+++ b/tests/stack-fcall-mangled-2.c
@@ -0,0 +1,2 @@
+#define MANGLE
+#include "stack-fcall-2.c"
diff --git a/tests/stack-fcall-mangled-3.c b/tests/stack-fcall-mangled-3.c
new file mode 100644
index 00000000..98f738b4
--- /dev/null
+++ b/tests/stack-fcall-mangled-3.c
@@ -0,0 +1,2 @@
+#define MANGLE
+#include "stack-fcall-3.c"
diff --git a/tests/stack-fcall-mangled.c b/tests/stack-fcall-mangled.c
new file mode 100644
index 00000000..67862059
--- /dev/null
+++ b/tests/stack-fcall-mangled.c
@@ -0,0 +1,2 @@
+#define MANGLE
+#include "stack-fcall.c"
diff --git a/tests/stack-fcall.h b/tests/stack-fcall.h
index afe0bfa8..1a83bad4 100644
--- a/tests/stack-fcall.h
+++ b/tests/stack-fcall.h
@@ -1,3 +1,12 @@
+#ifdef MANGLE
+
+#define f0 _ZN2ns2f0Ei
+#define f1 _ZN2ns2f1Ei
+#define f2 _ZN2ns2f2Ei
+#define f3 _ZN2ns2f3Ei
+
+#endif
+
 int f0(int i);
 int f1(int i);
 int f2(int i);
diff --git a/tests/strace-k-demangle.test b/tests/strace-k-demangle.test
new file mode 100755
index 00000000..d68b1a01
--- /dev/null
+++ b/tests/strace-k-demangle.test
@@ -0,0 +1,7 @@
+#!/bin/sh
+# Check strace -k symbol names demangling.
+
+test_prog=../stack-fcall-mangled
+expected='getpid ns::f3 ns::f2 ns::f1 ns::f0 main '
+
+. "${srcdir=.}"/strace-k.test
-- 
2.40.0