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author | 2005-12-14 08:43:25 +0000 | |
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committer | 2005-12-14 08:43:25 +0000 | |
commit | b6ab06cef4670e02756bcdd4d2c33a49369a4346 (patch) | |
tree | b30743eb9728d890d1519f62b2d1f2b96f62547a /setjmp | |
parent | Use "config.h" to refer to the local config.h file. (diff) | |
download | glibc-b6ab06cef4670e02756bcdd4d2c33a49369a4346.tar.gz glibc-b6ab06cef4670e02756bcdd4d2c33a49369a4346.tar.bz2 glibc-b6ab06cef4670e02756bcdd4d2c33a49369a4346.zip |
2005-12-13 Ulrich Drepper <drepper@redhat.com>
Diffstat (limited to 'setjmp')
-rw-r--r-- | setjmp/__longjmp.c | 36 | ||||
-rw-r--r-- | setjmp/bsd-_setjmp.c | 35 | ||||
-rw-r--r-- | setjmp/bsd-setjmp.c | 34 |
3 files changed, 105 insertions, 0 deletions
diff --git a/setjmp/__longjmp.c b/setjmp/__longjmp.c new file mode 100644 index 0000000000..8a61ff6770 --- /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 <errno.h> +#include <setjmp.h> + + +/* 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 <stub-tag.h> diff --git a/setjmp/bsd-_setjmp.c b/setjmp/bsd-_setjmp.c new file mode 100644 index 0000000000..884a4da9b6 --- /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 <sysdep.h> +#include <setjmp.h> + +#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 0000000000..15f3f153cc --- /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 <sysdep.h> +#include <setjmp.h> + +#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); +} |