1 files changed, 44 insertions, 0 deletions
diff --git a/pugl/detail/implementation.c b/pugl/detail/implementation.c
index 7764bbd..9d3d6b4 100644
--- a/pugl/detail/implementation.c
+++ b/pugl/detail/implementation.c
@@ -22,9 +22,34 @@
 #include "pugl/pugl.h"
 
 #include <stdbool.h>
+#include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 
+static const char*
+puglLogLevelPrefix(const PuglLogLevel level)
+{
+	switch (level) {
+	case PUGL_LOG_LEVEL_ERR:
+		return "error: ";
+	case PUGL_LOG_LEVEL_WARNING:
+		return "warning: ";
+	case PUGL_LOG_LEVEL_INFO:
+	case PUGL_LOG_LEVEL_DEBUG:
+		return "";
+	}
+
+	return "";
+}
+
+static void
+puglDefaultLogFunc(PuglWorld*   PUGL_UNUSED(world),
+                   PuglLogLevel level,
+                   const char*  msg)
+{
+	fprintf(stderr, "%s%s", puglLogLevelPrefix(level), msg);
+}
+
 const char*
 puglStrerror(const PuglStatus status)
 {
@@ -98,6 +123,9 @@ puglNewWorld(void)
 	}
 
 	world->startTime = puglGetTime(world);
+	world->logFunc   = puglDefaultLogFunc;
+	world->logLevel  = PUGL_LOG_LEVEL_INFO;
+
 	puglSetString(&world->className, "Pugl");
 
 	return world;
@@ -125,6 +153,22 @@ puglGetWorldHandle(PuglWorld* world)
 }
 
 PuglStatus
+puglSetLogFunc(PuglWorld* world, PuglLogFunc logFunc)
+{
+	world->logFunc = logFunc;
+
+	return PUGL_SUCCESS;
+}
+
+PuglStatus
+puglSetLogLevel(PuglWorld* world, PuglLogLevel level)
+{
+	world->logLevel = level;
+
+	return PUGL_SUCCESS;
+}
+
+PuglStatus
 puglSetClassName(PuglWorld* const world, const char* const name)
 {
 	puglSetString(&world->className, name);