1 files changed, 62 insertions, 0 deletions
diff --git a/support/include/xlog.h b/support/include/xlog.h
new file mode 100644
index 0000000..69cdf61
--- /dev/null
+++ b/support/include/xlog.h
@@ -0,0 +1,62 @@
+/*
+ * xlog		Logging functionality
+ *
+ * Copyright (C) 1995 Olaf Kirch <okir@monad.swb.de>
+ */
+
+#ifndef XLOG_H
+#define XLOG_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdarg.h>
+
+/* These are logged always. L_FATAL also does exit(1) */
+#define L_FATAL		0x0100
+#define L_ERROR		0x0200
+#define L_WARNING	0x0400
+#define L_NOTICE	0x0800
+#define L_ALL		0xFF00
+
+/* These are logged if enabled with xlog_[s]config */
+/* NB: code does not expect ORing together D_ and L_ */
+#define D_GENERAL	0x0001		/* general debug info */
+#define D_CALL		0x0002
+#define D_AUTH		0x0004
+#define D_FAC3		0x0008
+#define D_FAC4		0x0010
+#define D_FAC5		0x0020
+#define D_PARSE		0x0040
+#define D_FAC7		0x0080
+#define D_ALL		0x00FF
+
+/* This can be used to define symbolic log names that can be passed to
+ * xlog_config. */
+struct xlog_debugfac {
+	char		*df_name;
+	int		df_fac;
+};
+
+#ifdef HAVE_FUNC_ATTRIBUTE_FORMAT
+#define XLOG_FORMAT(_x) __attribute__((__format__ _x))
+#else
+#define XLOG_FORMAT(_x)
+#endif
+
+extern int export_errno;
+void			xlog_open(char *progname);
+void			xlog_stderr(int on);
+void			xlog_syslog(int on);
+void			xlog_config(int fac, int on);
+void			xlog_sconfig(char *, int on);
+void			xlog_set_debug(char *);
+int			xlog_enabled(int fac);
+void			xlog(int fac, const char *fmt, ...) XLOG_FORMAT((printf, 2, 3));
+void			xlog_warn(const char *fmt, ...) XLOG_FORMAT((printf, 1, 2));
+void			xlog_err(const char *fmt, ...) XLOG_FORMAT((printf, 1, 2));
+void			xlog_errno(int err, const char *fmt, ...) XLOG_FORMAT((printf, 2, 3));
+void			xlog_backend(int fac, const char *fmt, va_list args) XLOG_FORMAT((printf, 2, 0));
+
+#endif /* XLOG_H */