diff options
Diffstat (limited to 'REORG.TODO/nscd/dbg_log.c')
-rw-r--r-- | REORG.TODO/nscd/dbg_log.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/REORG.TODO/nscd/dbg_log.c b/REORG.TODO/nscd/dbg_log.c new file mode 100644 index 0000000000..d4b19acc0c --- /dev/null +++ b/REORG.TODO/nscd/dbg_log.c @@ -0,0 +1,85 @@ +/* Copyright (c) 1998-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1998. + + 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; version 2 of the License, 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; if not, see <http://www.gnu.org/licenses/>. */ + +#include <stdarg.h> +#include <stdio.h> +#include <string.h> +#include <syslog.h> +#include <unistd.h> +#include "dbg_log.h" +#include "nscd.h" + +/* if in debug mode and we have a debug file, we write the messages to it, + if in debug mode and no debug file, we write the messages to stderr, + else to syslog. */ + +static char *logfilename; +FILE *dbgout; +int debug_level; + +void +set_logfile (const char *logfile) +{ + logfilename = strdup (logfile); +} + +int +init_logfile (void) +{ + if (logfilename) + { + dbgout = fopen64 (logfilename, "a"); + return dbgout == NULL ? 0 : 1; + } + return 1; +} + +void +dbg_log (const char *fmt,...) +{ + va_list ap; + char msg2[512]; + + va_start (ap, fmt); + vsnprintf (msg2, sizeof (msg2), fmt, ap); + + if (debug_level > 0) + { + time_t t = time (NULL); + + struct tm now; + localtime_r (&t, &now); + + char buf[256]; + strftime (buf, sizeof (buf), "%c", &now); + + char msg[512]; + snprintf (msg, sizeof (msg), "%s - %d: %s%s", buf, getpid (), msg2, + msg2[strlen (msg2) - 1] == '\n' ? "" : "\n"); + if (dbgout) + { + fputs (msg, dbgout); + fflush (dbgout); + } + else + fputs (msg, stderr); + } + else + syslog (LOG_NOTICE, "%d %s", getpid (), msg2); + + va_end (ap); +} |