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-rw-r--r--sysdeps/s390/v1-longjmp.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/sysdeps/s390/v1-longjmp.c b/sysdeps/s390/v1-longjmp.c
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+++ b/sysdeps/s390/v1-longjmp.c
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+/* 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/>.
+
+   Versioned copy of sysdeps/generic/longjmp.c modified for extended
+   jmpbuf.  */
+
+#include <shlib-compat.h>
+#include <stddef.h>
+#include <signal.h>
+#include "v1-setjmp.h"
+
+#if !defined NOT_INT_libc && defined SHARED
+# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19)
+
+void
+__v1__libc_siglongjmp (__v1__sigjmp_buf env, int val)
+{
+  /* Perform any cleanups needed by the frames being unwound.  */
+  _longjmp_unwind (env, val);
+
+  if (env[0].__mask_was_saved)
+    /* Restore the saved signal mask.  */
+    (void) __sigprocmask (SIG_SETMASK, &env[0].__saved_mask,
+			  (sigset_t *) NULL);
+
+  /* Call the machine-dependent function to restore machine state.  */
+  __v1__longjmp (env[0].__jmpbuf, val ?: 1);
+}
+
+#  ifndef __v1__longjmp
+strong_alias (__v1__libc_siglongjmp, __v1__libc_longjmp)
+libc_hidden_def (__v1__libc_longjmp)
+weak_alias (__v1__libc_siglongjmp, __v1_longjmp)
+weak_alias (__v1__libc_siglongjmp, __v1longjmp)
+weak_alias (__v1__libc_siglongjmp, __v1siglongjmp)
+
+compat_symbol (libc, __v1_longjmp, _longjmp, GLIBC_2_0);
+compat_symbol (libc, __v1longjmp, longjmp, GLIBC_2_0);
+compat_symbol (libc, __v1siglongjmp, siglongjmp, GLIBC_2_0);
+
+#  endif /* ifndef __v1__longjmp */
+# endif /* SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_19) */
+#endif /* if !defined NOT_INT_libc && defined SHARED */