From b6ab06cef4670e02756bcdd4d2c33a49369a4346 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 14 Dec 2005 08:43:25 +0000 Subject: 2005-12-13 Ulrich Drepper --- setjmp/__longjmp.c | 36 ++++++++++++++++++++++++++++++++++++ setjmp/bsd-_setjmp.c | 35 +++++++++++++++++++++++++++++++++++ setjmp/bsd-setjmp.c | 34 ++++++++++++++++++++++++++++++++++ 3 files changed, 105 insertions(+) create mode 100644 setjmp/__longjmp.c create mode 100644 setjmp/bsd-_setjmp.c create mode 100644 setjmp/bsd-setjmp.c (limited to 'setjmp') diff --git a/setjmp/__longjmp.c b/setjmp/__longjmp.c new file mode 100644 index 0000000..8a61ff6 --- /dev/null +++ b/setjmp/__longjmp.c @@ -0,0 +1,36 @@ +/* Copyright (C) 1991, 1994, 1995, 1996, 1997, 2000 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include + + +/* Jump to the position specified by ENV, causing the + setjmp call there to return VAL, or 1 if VAL is 0. */ +void +__longjmp (__jmp_buf env, int val) +{ + if (val == 0) + val = 1; + + __set_errno (ENOSYS); + /* No way to signal failure. */ +} + +stub_warning (longjmp) +#include diff --git a/setjmp/bsd-_setjmp.c b/setjmp/bsd-_setjmp.c new file mode 100644 index 0000000..884a4da --- /dev/null +++ b/setjmp/bsd-_setjmp.c @@ -0,0 +1,35 @@ +/* BSD `_setjmp' entry point to `sigsetjmp (..., 0)'. Stub version. + Copyright (C) 1994, 1997, 1999, 2000, 2002 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include + +#undef _setjmp + +/* This implementation in C will not usually work, because the call + really needs to be a tail-call so __sigsetjmp saves the state of + the caller, not the state of this `setjmp' frame which then + immediate unwinds. */ + +int +_setjmp (jmp_buf env) +{ + return __sigsetjmp (env, 0); +} +libc_hidden_def (_setjmp) diff --git a/setjmp/bsd-setjmp.c b/setjmp/bsd-setjmp.c new file mode 100644 index 0000000..15f3f15 --- /dev/null +++ b/setjmp/bsd-setjmp.c @@ -0,0 +1,34 @@ +/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. Stub version. + Copyright (C) 1994, 1997, 1999 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include + +#undef setjmp + +/* This implementation in C will not usually work, because the call + really needs to be a tail-call so __sigsetjmp saves the state of + the caller, not the state of this `setjmp' frame which then + immediate unwinds. */ + +int +setjmp (jmp_buf env) +{ + return __sigsetjmp (env, 1); +} -- cgit v1.1