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Diffstat (limited to 'dotfiles/system/.zsh/modules/Src/signals.h')
| -rw-r--r-- | dotfiles/system/.zsh/modules/Src/signals.h | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/dotfiles/system/.zsh/modules/Src/signals.h b/dotfiles/system/.zsh/modules/Src/signals.h deleted file mode 100644 index 41ac88c..0000000 --- a/dotfiles/system/.zsh/modules/Src/signals.h +++ /dev/null @@ -1,142 +0,0 @@ -/* - * signals.h - header file for signals handling code - * - * This file is part of zsh, the Z shell. - * - * Copyright (c) 1992-1997 Paul Falstad - * All rights reserved. - * - * Permission is hereby granted, without written agreement and without - * license or royalty fees, to use, copy, modify, and distribute this - * software and to distribute modified versions of this software for any - * purpose, provided that the above copyright notice and the following - * two paragraphs appear in all copies of this software. - * - * In no event shall Paul Falstad or the Zsh Development Group be liable - * to any party for direct, indirect, special, incidental, or consequential - * damages arising out of the use of this software and its documentation, - * even if Paul Falstad and the Zsh Development Group have been advised of - * the possibility of such damage. - * - * Paul Falstad and the Zsh Development Group specifically disclaim any - * warranties, including, but not limited to, the implied warranties of - * merchantability and fitness for a particular purpose. The software - * provided hereunder is on an "as is" basis, and Paul Falstad and the - * Zsh Development Group have no obligation to provide maintenance, - * support, updates, enhancements, or modifications. - * - */ - -#define SIGNAL_HANDTYPE void (*)_((int)) - -#ifndef HAVE_KILLPG -# define killpg(pgrp,sig) kill(-(pgrp),sig) -#endif - -#define SIGZERR (SIGCOUNT+1) -#define SIGDEBUG (SIGCOUNT+2) -#define VSIGCOUNT (SIGCOUNT+3) -#define SIGEXIT 0 - -#ifdef SV_BSDSIG -# define SV_INTERRUPT SV_BSDSIG -#endif - -/* If not a POSIX machine, then we create our * - * own POSIX style signal sets functions. */ -#ifndef POSIX_SIGNALS -# define sigemptyset(s) (*(s) = 0) -# if NSIG == 32 -# define sigfillset(s) (*(s) = ~(sigset_t)0, 0) -# else -# define sigfillset(s) (*(s) = (1 << NSIG) - 1, 0) -# endif -# define sigaddset(s,n) (*(s) |= (1 << ((n) - 1)), 0) -# define sigdelset(s,n) (*(s) &= ~(1 << ((n) - 1)), 0) -# define sigismember(s,n) ((*(s) & (1 << ((n) - 1))) != 0) -#endif /* ifndef POSIX_SIGNALS */ - -#define child_block() signal_block(sigchld_mask) -#define child_unblock() signal_unblock(sigchld_mask) - -#ifdef SIGWINCH -# define winch_block() signal_block(signal_mask(SIGWINCH)) -# define winch_unblock() signal_unblock(signal_mask(SIGWINCH)) -#else -# define winch_block() 0 -# define winch_unblock() 0 -#endif - -/* ignore a signal */ -#define signal_ignore(S) signal(S, SIG_IGN) - -/* return a signal to it default action */ -#define signal_default(S) signal(S, SIG_DFL) - -/* Use a circular queue to save signals caught during * - * critical sections of code. You call queue_signals to * - * start queueing, and unqueue_signals to process the * - * queue and stop queueing. Since the kernel doesn't * - * queue signals, it is probably overkill for zsh to do * - * this, but it shouldn't hurt anything to do it anyway. */ - -#define MAX_QUEUE_SIZE 128 - -#define run_queued_signals() do { \ - while (queue_front != queue_rear) { /* while signals in queue */ \ - sigset_t oset; \ - queue_front = (queue_front + 1) % MAX_QUEUE_SIZE; \ - oset = signal_setmask(signal_mask_queue[queue_front]); \ - zhandler(signal_queue[queue_front]); /* handle queued signal */ \ - signal_setmask(oset); \ - } \ -} while (0) - -#ifdef DEBUG - -#define queue_signals() (queue_in++, queueing_enabled++) - -#define unqueue_signals() do { \ - DPUTS(!queueing_enabled, "BUG: unqueue_signals called but not queueing"); \ - --queue_in; \ - if (!--queueing_enabled) run_queued_signals(); \ -} while (0) - -#define dont_queue_signals() do { \ - queue_in = queueing_enabled; \ - queueing_enabled = 0; \ - run_queued_signals(); \ -} while (0) - -#define restore_queue_signals(q) do { \ - DPUTS2(queueing_enabled && queue_in != q, \ - "BUG: q = %d != queue_in = %d", q, queue_in); \ - queue_in = (queueing_enabled = (q)); \ -} while (0) - -#else /* !DEBUG */ - -#define queue_signals() (queueing_enabled++) - -#define unqueue_signals() do { \ - if (!--queueing_enabled) run_queued_signals(); \ -} while (0) - -#define dont_queue_signals() do { \ - queueing_enabled = 0; \ - run_queued_signals(); \ -} while (0) - -#define restore_queue_signals(q) (queueing_enabled = (q)) - -#endif /* DEBUG */ - -#define queue_signal_level() queueing_enabled - -#ifdef BSD_SIGNALS -#define signal_block(S) sigblock(S) -#else -extern sigset_t signal_block _((sigset_t)); -#endif /* BSD_SIGNALS */ - -extern sigset_t signal_unblock _((sigset_t)); |
