From ded46d4768498c7d27fedcc438fe80a59ad63d0c Mon Sep 17 00:00:00 2001 From: Guillaume Horel Date: Wed, 4 Nov 2015 13:55:26 -0500 Subject: move code into a src directory --- signal.c | 93 ---------------------------------------------------------------- 1 file changed, 93 deletions(-) delete mode 100644 signal.c (limited to 'signal.c') diff --git a/signal.c b/signal.c deleted file mode 100644 index 5b49b52..0000000 --- a/signal.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - Copyright (C) 2006 Renaissance Technologies Corp. - main developer: HP Wei - Copyright (C) 2005 Renaissance Technologies Corp. - main developer: HP Wei - The code in this file is copied from - Richard Stevens' book - "UNIX Network Programming" Chap.22.3 - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2, or (at your option) - any later version. - - This program 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 General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; see the file COPYING. - If not, write to the Free Software Foundation, - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -*/ - -#include "signal.h" - -Sigfunc * signal(int signo, Sigfunc *func) -{ - struct sigaction act, oact; - - act.sa_handler = func; - sigemptyset(&act.sa_mask); - act.sa_flags = 0; - if (signo == SIGALRM) { -#ifdef SA_INTERRUPT - act.sa_flags |= SA_INTERRUPT; /* SunOS 4.x */ -#endif - } else { -#ifdef SA_RESTART - act.sa_flags |= SA_RESTART; /* SVR4, 44BSD */ -#endif - } - if (sigaction(signo, &act, &oact) < 0) - return(SIG_ERR); - return(oact.sa_handler); -} -/* end signal */ - -Sigfunc * Signal(int signo, Sigfunc *func) /* for our signal() function */ -{ - Sigfunc *sigfunc; - - if ( (sigfunc = signal(signo, func)) == SIG_ERR) - perror("signal error"); - return(sigfunc); -} - -int Fcntl(int fd, int cmd, int arg) -{ - int n; - - if ( (n = fcntl(fd, cmd, arg)) == -1) - perror("fcntl error"); - return(n); -} - -int Ioctl(int fd, int request, void *arg) -{ - int n; - - if ( (n = ioctl(fd, request, arg)) == -1) - perror("ioctl error"); - return(n); /* streamio of I_LIST returns value */ -} - -void Sigemptyset(sigset_t *set) -{ - if (sigemptyset(set) == -1) - perror("sigemptyset error"); -} - -void Sigaddset(sigset_t *set, int signo) -{ - if (sigaddset(set, signo) == -1) - perror("sigaddset error"); -} - -void Sigprocmask(int how, const sigset_t *set, sigset_t *oset) -{ - if (sigprocmask(how, set, oset) == -1) - perror("sigprocmask error"); -} -- cgit v1.2.3-70-g09d2