1 files changed, 60 insertions, 0 deletions
diff --git a/src/log.h b/src/log.h
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index 00000000..c60cb326
--- /dev/null
+++ b/src/log.h
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+/*
+  Copyright 2011-2018 David Robillard <http://drobilla.net>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#ifndef SERD_LOG_H
+#define SERD_LOG_H
+
+#ifdef SERD_DEBUG_SEARCH
+/** String name of each ordering (array indexed by SordOrder) */
+static const char* const order_names[] = {
+	"spo",  "sop",  "ops",  "osp",  "pso",  "pos",
+	"gspo", "gsop", "gops", "gosp", "gpso", "gpos"
+};
+#endif
+
+#define TUP_FMT         "(%s %s %s %s)"
+#define TUP_FMT_ELEM(e) ((e) ? serd_node_get_string(e) : "*")
+#define TUP_FMT_ARGS(t) \
+	TUP_FMT_ELEM((t)[0]), \
+	TUP_FMT_ELEM((t)[1]), \
+	TUP_FMT_ELEM((t)[2]), \
+	TUP_FMT_ELEM((t)[3])
+
+#define STATEMENT_FMT_ARGS(s) \
+	TUP_FMT_ELEM(serd_statement_get_subject(s)), \
+	TUP_FMT_ELEM(serd_statement_get_predicate(s)), \
+	TUP_FMT_ELEM(serd_statement_get_object(s)), \
+	TUP_FMT_ELEM(serd_statement_get_graph(s))
+
+#define SERD_LOG(prefix, ...) fprintf(stderr, "serd." prefix ": " __VA_ARGS__)
+
+#ifdef SERD_DEBUG_ITER
+#    define SERD_ITER_LOG(...) SERD_LOG("iter", __VA_ARGS__)
+#else
+#    define SERD_ITER_LOG(...)
+#endif
+#ifdef SERD_DEBUG_SEARCH
+#    define SERD_FIND_LOG(...) SERD_LOG("search", __VA_ARGS__)
+#else
+#    define SERD_FIND_LOG(...)
+#endif
+#ifdef SERD_DEBUG_WRITE
+#    define SERD_WRITE_LOG(...) SERD_LOG("write", __VA_ARGS__)
+#else
+#    define SERD_WRITE_LOG(...)
+#endif
+
+#endif  // SERD_LOG_H