diff options
Diffstat (limited to 'sysdeps/generic/sigfillset.c')
-rw-r--r-- | sysdeps/generic/sigfillset.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/sysdeps/generic/sigfillset.c b/sysdeps/generic/sigfillset.c new file mode 100644 index 0000000..95d52cf --- /dev/null +++ b/sysdeps/generic/sigfillset.c @@ -0,0 +1,47 @@ +/* Copyright (C) 1991,96,97,2002,2003,2004 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 <signal.h> +#include <string.h> + +/* Set all signals in SET. */ +int +sigfillset (set) + sigset_t *set; +{ + if (set == NULL) + { + __set_errno (EINVAL); + return -1; + } + + memset (set, 0xff, sizeof (sigset_t)); + + /* If the implementation uses a cancellation signal don't set the bit. */ +#ifdef SIGCANCEL + __sigdelset (set, SIGCANCEL); +#endif + /* Likewise for the signal to implement setxid. */ +#ifdef SIGSETXID + __sigdelset (set, SIGSETXID); +#endif + + return 0; +} +libc_hidden_def (sigfillset) |