1 files changed, 13 insertions, 0 deletions
diff --git a/common.h b/common.h
index fe0d5ad..1047e2f 100644
--- a/common.h
+++ b/common.h
@@ -6,6 +6,7 @@
 #include <inttypes.h>
 #include <limits.h>
 #include <pwd.h>
+#include <stdarg.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -124,6 +125,18 @@
 
 
 static inline void
+warning(struct libfonts_context *ctx, int err, const char *function, const char *fmt, ...)
+{
+	va_list args;
+	if (ctx && ctx->warning) {
+		va_start(args, fmt);
+		ctx->warning(err, function, fmt, args, ctx->user);
+		va_end(args);
+	}
+}
+
+
+static inline void
 transform(double *x_out, double *y_out, double x, double y, const struct libfonts_transformation *transformation)
 {
 	double a = transformation->m[0][0], b = transformation->m[0][1], c = transformation->m[0][2];