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[PATCH] [BZ #19178] Add a test for prelink output
- From: "H.J. Lu" <hongjiu dot lu at intel dot com>
- To: GNU C Library <libc-alpha at sourceware dot org>
- Date: Sat, 7 Nov 2015 06:55:02 -0800
- Subject: [PATCH] [BZ #19178] Add a test for prelink output
- Authentication-results: sourceware.org; auth=none
- Reply-to: "H.J. Lu" <hjl dot tools at gmail dot com>
This test applies to i386 and x86_64 which set R_386_GLOB_DAT and
R_X86_64_GLOB_DAT to ELF_RTYPE_CLASS_EXTERN_PROTECTED_DATA. OK for
master?
H.J.
[BZ #19178]
* sysdeps/x86/Makefile (tests): Add tst-prelink.
(tst-prelink-ENV): New.
($(objpfx)tst-prelink-conflict.out): Likewise.
($(objpfx)tst-prelink-cmp.out): Likewise.
(tests-special): Add $(objpfx)tst-prelink-cmp.out.
* sysdeps/x86/tst-prelink.c: New file.
* sysdeps/x86/tst-prelink.exp: Likewise.
---
sysdeps/x86/Makefile | 15 +++++++++++++++
sysdeps/x86/tst-prelink.c | 14 ++++++++++++++
sysdeps/x86/tst-prelink.exp | 1 +
3 files changed, 30 insertions(+)
create mode 100644 sysdeps/x86/tst-prelink.c
create mode 100644 sysdeps/x86/tst-prelink.exp
diff --git a/sysdeps/x86/Makefile b/sysdeps/x86/Makefile
index 0de4f42..a2f4f8a 100644
--- a/sysdeps/x86/Makefile
+++ b/sysdeps/x86/Makefile
@@ -7,4 +7,19 @@ sysdep-dl-routines += dl-get-cpu-features
tests += tst-get-cpu-features
tests-static += tst-get-cpu-features-static
+
+tests += tst-prelink
+tst-prelink-ENV = LD_TRACE_PRELINKING=1
+
+$(objpfx)tst-prelink-conflict.out: $(objpfx)tst-prelink.out
+ grep stdout $< | grep conflict | $(AWK) '{ print $$10, $$11 }' > $@
+
+$(objpfx)tst-prelink-cmp.out: $(..)sysdeps/x86/tst-prelink.exp \
+ $(objpfx)tst-prelink-conflict.out
+ cmp $^ > $@; \
+ $(evaluate-test)
+
+ifeq ($(run-built-tests),yes)
+tests-special += $(objpfx)tst-prelink-cmp.out
+endif
endif
diff --git a/sysdeps/x86/tst-prelink.c b/sysdeps/x86/tst-prelink.c
new file mode 100644
index 0000000..482285c
--- /dev/null
+++ b/sysdeps/x86/tst-prelink.c
@@ -0,0 +1,14 @@
+/* Test the output from the environment variable, LD_TRACE_PRELINKING,
+ for prelink. */
+
+#include <stdio.h>
+
+static int
+do_test (void)
+{
+ fprintf (stdout, "hello\n");
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/sysdeps/x86/tst-prelink.exp b/sysdeps/x86/tst-prelink.exp
new file mode 100644
index 0000000..b35b4c9
--- /dev/null
+++ b/sysdeps/x86/tst-prelink.exp
@@ -0,0 +1 @@
+/0 stdout
--
2.4.3