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authorAndreas Krebbel <krebbel@linux.vnet.ibm.com>2014-01-07 09:36:31 +0100
committerAndreas Krebbel <krebbel@linux.vnet.ibm.com>2014-01-07 09:36:31 +0100
commit93a45ff1ca6d459618bb0cf93580c4b2809a4b61 (patch)
tree01ba50a65134ba45d974f63156617392dabfd430 /nptl
parentd5780febe69c2fe42d857e2feed54e9f4ba9ab87 (diff)
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S/390: Make jmp_buf extendible.
Diffstat (limited to 'nptl')
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/Versions5
-rw-r--r--nptl/sysdeps/unix/sysv/linux/s390/pt-longjmp.c63
2 files changed, 68 insertions, 0 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/Versions b/nptl/sysdeps/unix/sysv/linux/s390/Versions
new file mode 100644
index 0000000000..58632f467a
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/s390/Versions
@@ -0,0 +1,5 @@
+libpthread {
+ GLIBC_2.19 {
+ longjmp; siglongjmp;
+ }
+}
diff --git a/nptl/sysdeps/unix/sysv/linux/s390/pt-longjmp.c b/nptl/sysdeps/unix/sysv/linux/s390/pt-longjmp.c
new file mode 100644
index 0000000000..801432cccb
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/linux/s390/pt-longjmp.c
@@ -0,0 +1,63 @@
+/* Copyright (C) 2013 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
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>.
+
+ This is a copy of pthread/pt-longjmp.c made for extending the
+ jmpbuf structure on System z. */
+
+#include <setjmp.h>
+#include <stdlib.h>
+#include <bits/wordsize.h>
+#include "pthreadP.h"
+#include <shlib-compat.h>
+#if defined SHARED && SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_19)
+
+/* The __v1 version prototypes are declared in v1-setjmp.h which
+ cannot be included together with setjmp.h. So we put the
+ prototypes here manually. */
+extern void __v1__libc_siglongjmp (sigjmp_buf env, int val)
+ __attribute__ ((noreturn));
+extern void __v1__libc_longjmp (sigjmp_buf env, int val)
+ __attribute__ ((noreturn));
+
+void __v1_siglongjmp (sigjmp_buf env, int val)
+{
+ __v1__libc_siglongjmp (env, val);
+}
+
+void __v1_longjmp (jmp_buf env, int val)
+{
+ __v1__libc_longjmp (env, val);
+}
+
+compat_symbol (libpthread, __v1_longjmp, longjmp, GLIBC_2_0);
+compat_symbol (libpthread, __v1_siglongjmp, siglongjmp, GLIBC_2_0);
+#endif /* defined SHARED && SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_19)) */
+
+void
+__v2_longjmp (jmp_buf env, int val)
+{
+ __libc_longjmp (env, val);
+}
+
+void
+__v2_siglongjmp (jmp_buf env, int val)
+{
+ __libc_siglongjmp (env, val);
+}
+
+versioned_symbol (libpthread, __v2_longjmp, longjmp, GLIBC_2_19);
+versioned_symbol (libpthread, __v2_siglongjmp, siglongjmp, GLIBC_2_19);