/*- * Copyright (C) 1996 * David L. Nugent. 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. * * THIS SOFTWARE IS PROVIDED BY DAVID L. NUGENT 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 DAVID L. NUGENT 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. */ #ifndef lint static const char rcsid[] = "$Id$"; #endif /* not lint */ #include <fcntl.h> #include "pw.h" static FILE *logfile = NULL; void pw_log(struct userconf * cnf, int mode, int which, char const * fmt,...) { if (cnf->logfile && *cnf->logfile) { if (logfile == NULL) { /* With umask==0 we need to control file access modes on create */ int fd = open(cnf->logfile, O_WRONLY | O_CREAT | O_APPEND, 0600); if (fd != -1) logfile = fdopen(fd, "a"); } if (logfile != NULL) { va_list argp; int l; time_t now = time(NULL); struct tm *t = localtime(&now); char nfmt[256]; char *name; if ((name = getenv("LOGNAME")) == NULL && (name = getenv("USER")) == NULL) name = "unknown"; strftime(nfmt, sizeof nfmt, "%d-%b-%Y %R ", t); l = strlen(nfmt); sprintf(nfmt + strlen(nfmt), "[%s:%s%s] %s\n", name, Which[which], Modes[mode], fmt); va_start(argp, fmt); vfprintf(logfile, nfmt, argp); va_end(argp); fflush(logfile); } } }