ao-tools: Add debug printf support

diff --git a/ao-tools/lib/ao-verbose.c b/ao-tools/lib/ao-verbose.c
new file mode 100644 (file)
index 0000000..a1678ed
--- /dev/null
+++ b/ao-tools/lib/ao-verbose.c
@@ -0,0 +1,36 @@
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ */
+
+#include "ao-verbose.h"
+#include <stdio.h>
+
+uint32_t       ao_verbose;
+
+void
+ao_printf(uint32_t verbose, const char *format, ...)
+{
+       va_list args;
+
+       if (!(ao_verbose & verbose))
+               return;
+
+       va_start(args, format);
+       vprintf(format, args);
+       va_end(args);
+}
+
+

diff --git a/ao-tools/lib/ao-verbose.h b/ao-tools/lib/ao-verbose.h
new file mode 100644 (file)
index 0000000..45a0559
--- /dev/null
+++ b/ao-tools/lib/ao-verbose.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright © 2013 Keith Packard <keithp@keithp.com>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ */
+
+#ifndef _AO_VERBOSE_H_
+#define _AO_VERBOSE_H_
+
+#include <stdint.h>
+#include <stdarg.h>
+
+uint32_t       ao_verbose;
+
+#define AO_VERBOSE_EXE 1
+
+void
+ao_printf(uint32_t verbose, const char *format, ...);
+
+#endif /* _AO_VERBOSE_H_ */