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Diffstat (limited to 'other/openssh-2.1.1p4/bsd-sigaction.c')
| -rw-r--r-- | other/openssh-2.1.1p4/bsd-sigaction.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/other/openssh-2.1.1p4/bsd-sigaction.c b/other/openssh-2.1.1p4/bsd-sigaction.c new file mode 100644 index 0000000..d6966d4 --- /dev/null +++ b/other/openssh-2.1.1p4/bsd-sigaction.c | |||
| @@ -0,0 +1,102 @@ | |||
| 1 | /* $OpenBSD: sigaction.c,v 1.3 1999/06/27 08:14:21 millert Exp $ */ | ||
| 2 | |||
| 3 | /**************************************************************************** | ||
| 4 | * Copyright (c) 1998 Free Software Foundation, Inc. * | ||
| 5 | * * | ||
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a * | ||
| 7 | * copy of this software and associated documentation files (the * | ||
| 8 | * "Software"), to deal in the Software without restriction, including * | ||
| 9 | * without limitation the rights to use, copy, modify, merge, publish, * | ||
| 10 | * distribute, distribute with modifications, sublicense, and/or sell * | ||
| 11 | * copies of the Software, and to permit persons to whom the Software is * | ||
| 12 | * furnished to do so, subject to the following conditions: * | ||
| 13 | * * | ||
| 14 | * The above copyright notice and this permission notice shall be included * | ||
| 15 | * in all copies or substantial portions of the Software. * | ||
| 16 | * * | ||
| 17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * | ||
| 18 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * | ||
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * | ||
| 20 | * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * | ||
| 21 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * | ||
| 22 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * | ||
| 23 | * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * | ||
| 24 | * * | ||
| 25 | * Except as contained in this notice, the name(s) of the above copyright * | ||
| 26 | * holders shall not be used in advertising or otherwise to promote the * | ||
| 27 | * sale, use or other dealings in this Software without prior written * | ||
| 28 | * authorization. * | ||
| 29 | ****************************************************************************/ | ||
| 30 | |||
| 31 | /**************************************************************************** | ||
| 32 | * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 * | ||
| 33 | * and: Eric S. Raymond <esr@snark.thyrsus.com> * | ||
| 34 | ****************************************************************************/ | ||
| 35 | |||
| 36 | #include <signal.h> | ||
| 37 | #include "config.h" | ||
| 38 | #include "bsd-sigaction.h" | ||
| 39 | |||
| 40 | /* This file provides sigaction() emulation using sigvec() */ | ||
| 41 | /* Use only if this is non POSIX system */ | ||
| 42 | |||
| 43 | #if !HAVE_SIGACTION && HAVE_SIGVEC | ||
| 44 | |||
| 45 | int | ||
| 46 | sigaction(int sig, struct sigaction *sigact, struct sigaction *osigact) | ||
| 47 | { | ||
| 48 | return sigvec(sig, &(sigact->sv), &(osigact->sv)); | ||
| 49 | } | ||
| 50 | |||
| 51 | int | ||
| 52 | sigemptyset (sigset_t * mask) | ||
| 53 | { | ||
| 54 | *mask = 0; | ||
| 55 | return 0; | ||
| 56 | } | ||
| 57 | |||
| 58 | int | ||
| 59 | sigprocmask (int mode, sigset_t * mask, sigset_t * omask) | ||
| 60 | { | ||
| 61 | sigset_t current = sigsetmask(0); | ||
| 62 | |||
| 63 | if (omask) *omask = current; | ||
| 64 | |||
| 65 | if (mode==SIG_BLOCK) | ||
| 66 | current |= *mask; | ||
| 67 | else if (mode==SIG_UNBLOCK) | ||
| 68 | current &= ~*mask; | ||
| 69 | else if (mode==SIG_SETMASK) | ||
| 70 | current = *mask; | ||
| 71 | |||
| 72 | sigsetmask(current); | ||
| 73 | return 0; | ||
| 74 | } | ||
| 75 | |||
| 76 | int | ||
| 77 | sigsuspend (sigset_t * mask) | ||
| 78 | { | ||
| 79 | return sigpause(*mask); | ||
| 80 | } | ||
| 81 | |||
| 82 | int | ||
| 83 | sigdelset (sigset_t * mask, int sig) | ||
| 84 | { | ||
| 85 | *mask &= ~sigmask(sig); | ||
| 86 | return 0; | ||
| 87 | } | ||
| 88 | |||
| 89 | int | ||
| 90 | sigaddset (sigset_t * mask, int sig) | ||
| 91 | { | ||
| 92 | *mask |= sigmask(sig); | ||
| 93 | return 0; | ||
| 94 | } | ||
| 95 | |||
| 96 | int | ||
| 97 | sigismember (sigset_t * mask, int sig) | ||
| 98 | { | ||
| 99 | return (*mask & sigmask(sig)) != 0; | ||
| 100 | } | ||
| 101 | |||
| 102 | #endif | ||
