Add debug.h for debugging

3 files changed, 36 insertions, 0 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index 35ff7ea..7c89b1c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -19,6 +19,7 @@ endif
 
 libenchant_includedir = $(pkgincludedir)-@ENCHANT_MAJOR_VERSION@
 libenchant_include_HEADERS = enchant.h enchant-provider.h enchant++.h
+noinst_HEADERS = debug.h
 
 pkgdata_DATA = enchant.ordering
 
diff --git a/src/debug.h b/src/debug.h
new file mode 100644
index 0000000..321fb89
--- /dev/null
+++ b/src/debug.h
@@ -0,0 +1,34 @@
+/* enchant
+ * Copyright (C) 2021 Reuben Thomas <rrt@sc3d.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders
+ * give permission to link the code of this program with
+ * non-LGPL Spelling Provider libraries (eg: a MSFT Office
+ * spell checker backend) and distribute linked combinations including
+ * the two.  You must obey the GNU Lesser General Public License in all
+ * respects for all of the code used other than said providers.  If you modify
+ * this file, you may extend this exception to your version of the
+ * file, but you are not obligated to do so.  If you do not wish to
+ * do so, delete this exception statement from your version.
+ */
+
+#ifdef DEBUG
+#define debug(...) fprintf(stderr, __VA_ARGS__)
+#else
+#define debug(...)
+#endif
diff --git a/src/lib.c b/src/lib.c
index 25eea4e..14da76a 100644
--- a/src/lib.c
+++ b/src/lib.c
@@ -46,6 +46,7 @@
 
 #include "enchant.h"
 #include "enchant-provider.h"
+#include "debug.h"
 #include "pwl.h"
 #include "unused-parameter.h"
 #include "relocatable.h"