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authorUlrich Drepper <drepper@redhat.com>2005-09-28 00:14:50 +0000
committerUlrich Drepper <drepper@redhat.com>2005-09-28 00:14:50 +0000
commit7237d704179869ecff1d00fd78ff90bce7a9edf3 (patch)
treebf65cb96eed298e57537c07a1645cc6c4a6805b6 /dlfcn
parentb6caa3a6151d02ae94515c198c5d78fa296562f5 (diff)
downloadglibc-7237d704179869ecff1d00fd78ff90bce7a9edf3.tar.gz
[BZ #1158]
* stdlib/cxa_atexit.c (__new_exitfn): Rewrite to preserve order in which the functions were registered. * dlfcn/Makefile: Add rules to build and run bug-atexit1 and bug-atexit2. * dlfcn/bug-atext1.c: New file. * dlfcn/bug-atext1-lib.c: New file. * dlfcn/bug-atext2.c: New file. * dlfcn/bug-atext2-lib.c: New file.
Diffstat (limited to 'dlfcn')
-rw-r--r--dlfcn/Makefile19
-rw-r--r--dlfcn/bug-atexit1-lib.c375
-rw-r--r--dlfcn/bug-atexit1.c23
-rw-r--r--dlfcn/bug-atexit2-lib.c14
-rw-r--r--dlfcn/bug-atexit2.c53
5 files changed, 480 insertions, 4 deletions
diff --git a/dlfcn/Makefile b/dlfcn/Makefile
index 7b538fed2b..3f1a8fa6ae 100644
--- a/dlfcn/Makefile
+++ b/dlfcn/Makefile
@@ -1,4 +1,4 @@
-# Copyright (C) 1995-2002, 2003, 2004 Free Software Foundation, Inc.
+# Copyright (C) 1995-2002, 2003, 2004, 2005 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
@@ -26,7 +26,8 @@ elide-routines.os := $(routines)
distribute := dlopenold.c glreflib1.c glreflib2.c failtestmod.c \
defaultmod1.c defaultmod2.c errmsg1mod.c modatexit.c \
modcxaatexit.c modstatic.c modstatic2.c \
- bug-dlsym1-lib1.c bug-dlsym1-lib2.c
+ bug-dlsym1-lib1.c bug-dlsym1-lib2.c bug-atexit1-lib.c \
+ bug-atexit2-lib.c
extra-libs-others := libdl
@@ -39,14 +40,15 @@ endif
ifeq (yes,$(build-shared))
tests = glrefmain failtest tst-dladdr default errmsg1 tstcxaatexit \
- bug-dlopen1 bug-dlsym1 tst-dlinfo
+ bug-dlopen1 bug-dlsym1 tst-dlinfo bug-atexit1 bug-atexit2
ifeq (yes,$(have-protected))
tests += tstatexit
endif
endif
modules-names = glreflib1 glreflib2 failtestmod defaultmod1 defaultmod2 \
errmsg1mod modatexit modcxaatexit \
- bug-dlsym1-lib1 bug-dlsym1-lib2
+ bug-dlsym1-lib1 bug-dlsym1-lib2 bug-atexit1-lib \
+ bug-atexit2-lib
failtestmod.so-no-z-defs = yes
glreflib2.so-no-z-defs = yes
@@ -125,6 +127,15 @@ $(objpfx)bug-dlsym1-lib1.so: $(objpfx)bug-dlsym1-lib2.so \
$(objpfx)bug-dlsym1-lib2.so: $(common-objpfx)libc.so \
$(common-objpfx)libc_nonshared.a
+$(objpfx)bug-atexit1: $(libdl)
+$(objpfx)bug-atexit1.out: $(objpfx)bug-atexit1-lib.so
+$(objpfx)bug-atexit1-lib.so: $(common-objpfx)libc.so \
+ $(common-objpfx)libc_nonshared.a
+
+$(objpfx)bug-atexit2: $(libdl)
+$(objpfx)bug-atexit2.out: $(objpfx)bug-atexit2-lib.so
+$(objpfx)bug-atexit2-lib.so: $(common-objpfx)libc.so \
+ $(common-objpfx)libc_nonshared.a
# Depend on libc.so so a DT_NEEDED is generated in the shared objects.
diff --git a/dlfcn/bug-atexit1-lib.c b/dlfcn/bug-atexit1-lib.c
new file mode 100644
index 0000000000..715bb40b23
--- /dev/null
+++ b/dlfcn/bug-atexit1-lib.c
@@ -0,0 +1,375 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+static int next;
+
+void
+f00 (void)
+{
+ puts ("f00");
+ if (next-- != 0)
+ _exit (1);
+}
+
+void
+f01 (void)
+{
+ puts ("f01");
+ if (next-- != 1)
+ _exit (1);
+}
+
+void
+f02 (void)
+{
+ puts ("f02");
+ if (next-- != 2)
+ _exit (1);
+}
+
+void
+f03 (void)
+{
+ puts ("f03");
+ if (next-- != 3)
+ _exit (1);
+}
+
+void
+f04 (void)
+{
+ puts ("f04");
+ if (next-- != 4)
+ _exit (1);
+}
+
+void
+f05 (void)
+{
+ puts ("f05");
+ if (next-- != 5)
+ _exit (1);
+}
+
+void
+f06 (void)
+{
+ puts ("f06");
+ if (next-- != 6)
+ _exit (1);
+}
+
+void
+f07 (void)
+{
+ puts ("f07");
+ if (next-- != 7)
+ _exit (1);
+}
+
+void
+f08 (void)
+{
+ puts ("f08");
+ if (next-- != 8)
+ _exit (1);
+}
+
+void
+f09 (void)
+{
+ puts ("f09");
+ if (next-- != 9)
+ _exit (1);
+}
+
+void
+f10 (void)
+{
+ puts ("f10");
+ if (next-- != 10)
+ _exit (1);
+}
+
+void
+f11 (void)
+{
+ puts ("f11");
+ if (next-- != 11)
+ _exit (1);
+}
+
+void
+f12 (void)
+{
+ puts ("f12");
+ if (next-- != 12)
+ _exit (1);
+}
+
+void
+f13 (void)
+{
+ puts ("f13");
+ if (next-- != 13)
+ _exit (1);
+}
+
+void
+f14 (void)
+{
+ puts ("f14");
+ if (next-- != 14)
+ _exit (1);
+}
+
+void
+f15 (void)
+{
+ puts ("f15");
+ if (next-- != 15)
+ _exit (1);
+}
+
+void
+f16 (void)
+{
+ puts ("f16");
+ if (next-- != 16)
+ _exit (1);
+}
+
+void
+f17 (void)
+{
+ puts ("f17");
+ if (next-- != 17)
+ _exit (1);
+}
+
+void
+f18 (void)
+{
+ puts ("f18");
+ if (next-- != 18)
+ _exit (1);
+}
+
+void
+f19 (void)
+{
+ puts ("f19");
+ if (next-- != 19)
+ _exit (1);
+}
+
+void
+f20 (void)
+{
+ puts ("f20");
+ if (next-- != 20)
+ _exit (1);
+}
+
+void
+f21 (void)
+{
+ puts ("f21");
+ if (next-- != 21)
+ _exit (1);
+}
+
+void
+f22 (void)
+{
+ puts ("f22");
+ if (next-- != 22)
+ _exit (1);
+}
+
+void
+f23 (void)
+{
+ puts ("f23");
+ if (next-- != 23)
+ _exit (1);
+}
+
+void
+f24 (void)
+{
+ puts ("f24");
+ if (next-- != 24)
+ _exit (1);
+}
+
+void
+f25 (void)
+{
+ puts ("f25");
+ if (next-- != 25)
+ _exit (1);
+}
+
+void
+f26 (void)
+{
+ puts ("f26");
+ if (next-- != 26)
+ _exit (1);
+}
+
+void
+f27 (void)
+{
+ puts ("f27");
+ if (next-- != 27)
+ _exit (1);
+}
+
+void
+f28 (void)
+{
+ puts ("f28");
+ if (next-- != 28)
+ _exit (1);
+}
+
+void
+f29 (void)
+{
+ puts ("f29");
+ if (next-- != 29)
+ _exit (1);
+}
+
+void
+f30 (void)
+{
+ puts ("f30");
+ if (next-- != 30)
+ _exit (1);
+}
+
+void
+f31 (void)
+{
+ puts ("f31");
+ if (next-- != 31)
+ _exit (1);
+}
+
+void
+f32 (void)
+{
+ puts ("f32");
+ if (next-- != 32)
+ _exit (1);
+}
+
+void
+f33 (void)
+{
+ puts ("f33");
+ if (next-- != 33)
+ _exit (1);
+}
+
+void
+f34 (void)
+{
+ puts ("f34");
+ if (next-- != 34)
+ _exit (1);
+}
+
+void
+f35 (void)
+{
+ puts ("f35");
+ if (next-- != 35)
+ _exit (1);
+}
+
+void
+f36 (void)
+{
+ puts ("f36");
+ if (next-- != 36)
+ _exit (1);
+}
+
+void
+f37 (void)
+{
+ puts ("f37");
+ if (next-- != 37)
+ _exit (1);
+}
+
+void
+f38 (void)
+{
+ puts ("f38");
+ if (next-- != 38)
+ _exit (1);
+}
+
+void
+f39 (void)
+{
+ puts ("f39");
+ if (next-- != 39)
+ _exit (1);
+}
+
+void
+foo (void)
+{
+ atexit (f00);
+ atexit (f01);
+ atexit (f02);
+ atexit (f03);
+ atexit (f04);
+ atexit (f05);
+ atexit (f06);
+ atexit (f07);
+ atexit (f08);
+ atexit (f09);
+
+ atexit (f10);
+ atexit (f11);
+ atexit (f12);
+ atexit (f13);
+ atexit (f14);
+ atexit (f15);
+ atexit (f16);
+ atexit (f17);
+ atexit (f18);
+ atexit (f19);
+
+ atexit (f20);
+ atexit (f21);
+ atexit (f22);
+ atexit (f23);
+ atexit (f24);
+ atexit (f25);
+ atexit (f26);
+ atexit (f27);
+ atexit (f28);
+ atexit (f29);
+
+ atexit (f30);
+ atexit (f31);
+ atexit (f32);
+ atexit (f33);
+ atexit (f34);
+ atexit (f35);
+ atexit (f36);
+ atexit (f37);
+ atexit (f38);
+ atexit (f39);
+
+ next = 39;
+}
diff --git a/dlfcn/bug-atexit1.c b/dlfcn/bug-atexit1.c
new file mode 100644
index 0000000000..3bdb5587b1
--- /dev/null
+++ b/dlfcn/bug-atexit1.c
@@ -0,0 +1,23 @@
+/* Derived from a test case in
+ http://sourceware.org/bugzilla/show_bug.cgi?id=1158. */
+#include <dlfcn.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+static int
+do_test (void)
+{
+ for (int i = 0; i < 2; ++i)
+ {
+ void *dso = dlopen ("$ORIGIN/bug-atexit1-lib.so", RTLD_NOW);
+ void (*fn) (void) = (void (*)()) dlsym (dso, "foo");
+ fn ();
+ dlclose (dso);
+ puts ("round done");
+ }
+
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"
diff --git a/dlfcn/bug-atexit2-lib.c b/dlfcn/bug-atexit2-lib.c
new file mode 100644
index 0000000000..ca39657566
--- /dev/null
+++ b/dlfcn/bug-atexit2-lib.c
@@ -0,0 +1,14 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+void
+fx (void)
+{
+ puts ("At exit fx");
+}
+
+void
+foo (void)
+{
+ atexit (fx);
+}
diff --git a/dlfcn/bug-atexit2.c b/dlfcn/bug-atexit2.c
new file mode 100644
index 0000000000..15e9f7aa01
--- /dev/null
+++ b/dlfcn/bug-atexit2.c
@@ -0,0 +1,53 @@
+/* Derived from a test case in
+ http://sourceware.org/bugzilla/show_bug.cgi?id=1158. */
+#include <dlfcn.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+static int next = 3;
+
+static void
+f1 (void)
+{
+ puts ("f1");
+ if (next-- != 1)
+ _exit (1);
+}
+
+static void
+f2 (void)
+{
+ puts ("f2");
+ if (next-- != 2)
+ _exit (1);
+}
+
+static void
+f3 (void)
+{
+ puts ("f3");
+ if (next-- != 3)
+ _exit (1);
+}
+
+static int
+do_test (void)
+{
+ atexit (f1);
+
+ void *dso = dlopen ("$ORIGIN/bug-atexit2-lib.so", RTLD_NOW);
+ void (*fn) (void) = (void (*) (void)) dlsym (dso, "foo");
+ fn ();
+
+ atexit (f2);
+
+ dlclose (dso);
+
+ atexit (f3);
+
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"