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authorMartin Mares <mj@ucw.cz>1998-05-03 18:42:08 +0200
committerMartin Mares <mj@ucw.cz>1998-05-03 18:42:08 +0200
commit6032aa6ade49545d7c8b6025cf6e6373eb7c910c (patch)
treee719498e3cd77636b4e1f014fb68fbf049aa7ded
parent1feea03e7463d8eaeb00d5df6c2cd3e8e20f2bcd (diff)
downloadbird-6032aa6ade49545d7c8b6025cf6e6373eb7c910c.tar
bird-6032aa6ade49545d7c8b6025cf6e6373eb7c910c.zip
Added new subdir for UNIX-dependent files.
Now contains only functions for logging, but it will change soon.
-rw-r--r--sysdep/unix/Makefile3
-rw-r--r--sysdep/unix/log.c147
2 files changed, 150 insertions, 0 deletions
diff --git a/sysdep/unix/Makefile b/sysdep/unix/Makefile
new file mode 100644
index 0000000..60f8057
--- /dev/null
+++ b/sysdep/unix/Makefile
@@ -0,0 +1,3 @@
+OBJS=log.o
+
+include $(TOPDIR)/Rules
diff --git a/sysdep/unix/log.c b/sysdep/unix/log.c
new file mode 100644
index 0000000..8d9facf
--- /dev/null
+++ b/sysdep/unix/log.c
@@ -0,0 +1,147 @@
+/*
+ * BIRD Library -- Logging Functions
+ *
+ * (c) 1998 Martin Mares <mj@ucw.cz>
+ *
+ * Can be freely distributed and used under the terms of the GNU GPL.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <sys/time.h>
+
+#include "nest/bird.h"
+
+static int log_inited;
+static FILE *logf = NULL;
+static FILE *dbgf = NULL;
+
+#ifdef HAVE_SYSLOG
+#include <sys/syslog.h>
+
+static int syslog_priorities[] = {
+ LOG_INFO,
+ LOG_DEBUG,
+ LOG_INFO,
+ LOG_WARNING,
+ LOG_ERR,
+ LOG_NOTICE,
+ LOG_CRIT
+};
+#endif
+
+static char *class_names[] = {
+ "???",
+ "DBG",
+ "INFO",
+ "WARN",
+ "ERR",
+ "AUTH",
+ "FATAL"
+};
+
+static void
+vlog(int class, char *msg, va_list args)
+{
+ if (logf)
+ {
+ time_t now = time(NULL);
+ struct tm *tm = localtime(&now);
+
+ fprintf(logf, "%02d-%02d-%04d %02d:%02d:%02d <%s> ",
+ tm->tm_mday,
+ tm->tm_mon+1,
+ tm->tm_year+1900,
+ tm->tm_hour,
+ tm->tm_min,
+ tm->tm_sec,
+ class_names[class]);
+ vfprintf(logf, msg, args);
+ fputc('\n', logf);
+ fflush(logf);
+ }
+#ifdef HAVE_SYSLOG
+ else if (log_inited)
+ vsyslog(syslog_priorities[class], msg, args);
+#endif
+ else
+ {
+ fputs("bird: ", stderr);
+ vfprintf(stderr, msg, args);
+ fputc('\n', stderr);
+ fflush(stderr);
+ }
+}
+
+void
+log(char *msg, ...)
+{
+ int class = 1;
+ va_list args;
+
+ va_start(args, msg);
+ if (*msg >= 1 && *msg <= 6)
+ class = *msg++;
+ vlog(class, msg, args);
+ va_end(args);
+}
+
+void
+die(char *msg, ...)
+{
+ va_list args;
+
+ va_start(args, msg);
+ vlog(6, msg, args);
+ exit(1);
+}
+
+void
+debug(char *msg, ...)
+{
+ va_list args;
+
+ va_start(args, msg);
+ if (dbgf)
+ vfprintf(dbgf, msg, args);
+ va_end(args);
+}
+
+void
+log_init(char *f)
+{
+ FILE *new;
+
+ if (!f)
+ new = stderr;
+ else if (!*f)
+ {
+ new = NULL;
+#ifdef HAVE_SYSLOG
+ openlog("bird", LOG_CONS | LOG_NDELAY, LOG_DAEMON);
+#endif
+ }
+ else if (!(new = fopen(f, "a")))
+ {
+ log(L_ERR "Unable to open log file `%s': %m", f);
+ return;
+ }
+ if (logf && logf != stderr)
+ fclose(logf);
+ logf = new;
+ log_inited = 1;
+}
+
+void
+log_init_debug(char *f)
+{
+ if (dbgf && dbgf != stderr)
+ fclose(dbgf);
+ if (!f)
+ dbgf = stderr;
+ else if (!*f)
+ dbgf = NULL;
+ else if (!(dbgf = fopen(f, "a")))
+ log(L_ERR "Error opening debug file `%s': %m", f);
+}