/** * compat.c - Tweaks for Windows compatibility * * Copyright (c) 2002 Richard Russon * Copyright (c) 2002-2004 Anton Altaparmakov * * This program/include file 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 of the License, or * (at your option) any later version. * * This program/include file 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 (in the main directory of the NTFS-3G * distribution in the file COPYING); if not, write to the Free Software * Foundation,Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include "compat.h" #ifndef HAVE_FFS /** * ffs - Find the first set bit in an int * @x: * * Description... * * Returns: */ int ffs( int x ) { int r = 1; if ( !x ) return 0; if ( !( x & 0xffff ) ) { x >>= 16; r += 16; } if ( !( x & 0xff ) ) { x >>= 8; r += 8; } if ( !( x & 0xf ) ) { x >>= 4; r += 4; } if ( !( x & 3 ) ) { x >>= 2; r += 2; } if ( !( x & 1 ) ) { x >>= 1; r += 1; } return r; } #endif /* HAVE_FFS */ #ifndef HAVE_DAEMON /* ************************************************************ * From: src.opensolaris.org * src/lib/libresolv2/common/bsd/daemon.c */ /* * Copyright (c) 1997-2000 by Sun Microsystems, Inc. * All rights reserved. */ #if defined(LIBC_SCCS) && !defined(lint) static const char sccsid[] = "@(#)daemon.c 8.1 (Berkeley) 6/4/93"; static const char rcsid[] = "$Id: compat.c,v 1.1.1.1.2.1 2008-08-16 15:17:44 jpandre Exp $"; #endif /* LIBC_SCCS and not lint */ /* * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifdef HAVE_FCNTL_H #include #endif #ifdef HAVE_UNISTD_H #include #endif int daemon( int nochdir, int noclose ) { int fd; switch ( fork() ) { case -1: return ( -1 ); case 0: break; default: _exit( 0 ); } if ( setsid() == -1 ) return ( -1 ); if ( !nochdir ) ( void )chdir( "/" ); if ( !noclose && ( fd = open( "/dev/null", O_RDWR, 0 ) ) != -1 ) { ( void )dup2( fd, 0 ); ( void )dup2( fd, 1 ); ( void )dup2( fd, 2 ); if ( fd > 2 ) ( void )close ( fd ); } return ( 0 ); } /* * End: src/lib/libresolv2/common/bsd/daemon.c *************************************************************/ #endif /* HAVE_DAEMON */ #ifndef HAVE_STRSEP /* ************************************************************ * From: src.opensolaris.org * src/lib/libresolv2/common/bsd/strsep.c */ /* * Copyright (c) 1997, by Sun Microsystems, Inc. * All rights reserved. */ #if defined(LIBC_SCCS) && !defined(lint) static const char sccsid[] = "strsep.c 8.1 (Berkeley) 6/4/93"; static const char rcsid[] = "$Id: compat.c,v 1.1.1.1.2.1 2008-08-16 15:17:44 jpandre Exp $"; #endif /* LIBC_SCCS and not lint */ /* * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifdef HAVE_STRING_H #include #endif #ifdef HAVE_STDIO_H #include #endif /* * Get next token from string *stringp, where tokens are possibly-empty * strings separated by characters from delim. * * Writes NULs into the string at *stringp to end tokens. * delim need not remain constant from call to call. * On return, *stringp points past the last NUL written (if there might * be further tokens), or is NULL (if there are definitely no more tokens). * * If *stringp is NULL, strsep returns NULL. */ char *strsep( char **stringp, const char *delim ) { char *s; const char *spanp; int c, sc; char *tok; if ( ( s = *stringp ) == NULL ) return ( NULL ); for ( tok = s;; ) { c = *s++; spanp = delim; do { if ( ( sc = *spanp++ ) == c ) { if ( c == 0 ) s = NULL; else s[-1] = 0; *stringp = s; return ( tok ); } } while ( sc != 0 ); } /* NOTREACHED */ } /* * End: src/lib/libresolv2/common/bsd/strsep.c *************************************************************/ #endif /* HAVE_STRSEP */