diff options
Diffstat (limited to 'mdk-stage1/insmod-modutils/util/logger.c')
-rw-r--r-- | mdk-stage1/insmod-modutils/util/logger.c | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/mdk-stage1/insmod-modutils/util/logger.c b/mdk-stage1/insmod-modutils/util/logger.c new file mode 100644 index 000000000..3b790df5a --- /dev/null +++ b/mdk-stage1/insmod-modutils/util/logger.c @@ -0,0 +1,163 @@ +/* Error logging facilities. + Copyright 1996, 1997 Linux International. + + Contributed by Richard Henderson <rth@tamu.edu> + + This file is part of the Linux modutils. + + 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 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, write to the Free Software Foundation, + Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA + */ + +#ident "$Id$" + +#include <stdio.h> +#include <stdarg.h> +#include <stdlib.h> +#include <errno.h> +#include <syslog.h> + +#include "util.h" + +/*======================================================================*/ + +int errors; +const char *error_file; +int log; + +#define STOREMSG +#ifdef STOREMSG +struct cbuf { + struct cbuf *next; + int type; + char *msg; +} *head, *tail; + +static void savemsg(int type, char *msg) +{ + struct cbuf *me = (struct cbuf *)xmalloc(sizeof(struct cbuf)); + char *s = xstrdup(msg); + + me->next = NULL; + me->type = type; + me->msg = s; + + if (tail) + tail->next = me; + else + head = me; + tail = me; +} + +#endif /* STOREMSG */ + +static void dumpmsg(void) +{ + for (;head; head = head->next) + syslog(head->type, "%s", head->msg); +} + +void setsyslog(const char *program) +{ + openlog(program, LOG_CONS, LOG_DAEMON); +#ifdef STOREMSG + atexit(dumpmsg); +#endif + log = 1; +} + + + +#ifdef _STANDALONE_ +static int silent; + +const char *program_name; + +void error(const char *fmt,...) +{ + va_list args; + + if (silent) + ; + else if (log) { + char buf[1024]; + int n; + + if (error_file) + n = snprintf(buf, sizeof(buf), "%s: ", error_file); + else + n = 0; + va_start(args, fmt); + vsnprintf(buf + n, sizeof(buf) - n, fmt, args); + va_end(args); +#ifdef STOREMSG + savemsg(LOG_ERR, buf); +#else + syslog(LOG_ERR, "%s", buf); +#endif + } else { + if (error_file) + fprintf(stderr, "%s: ", error_file); + va_start(args, fmt); + vfprintf(stderr, fmt, args); + va_end(args); + putc('\n', stderr); + } + + errors++; +} + +void lprintf(const char *fmt,...) +{ + va_list args; + + if (silent); + else if (log) { + char buf[1024]; + va_start(args, fmt); + vsnprintf(buf, sizeof(buf), fmt, args); + va_end(args); +#ifdef STOREMSG + savemsg(LOG_INFO, buf); +#else + syslog(LOG_INFO, "%s", buf); +#endif + } else { + va_start(args, fmt); + vfprintf(stdout, fmt, args); + va_end(args); + putchar('\n'); + } +} + +#else /* _STANDALONE_ */ +#include "../../log.h" +void error(const char *s, ...) +{ + va_list p; + + va_start(p, s); + vlog_message(s, p); + va_end(p); +} + +void lprintf(const char *s, ...) +{ + va_list p; + + va_start(p, s); + vlog_message(s, p); + va_end(p); +} +#endif |