Add C++ compatibility

1 files changed, 8 insertions, 0 deletions

diff --git a/lux.h b/lux.h
index 9b21450..2ac1637 100644
--- a/lux.h
+++ b/lux.h
@@ -22,6 +22,10 @@
 
 #define BACKLIGHT_DIR "/sys/class/backlight"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct luxdisp {
 	int __dirfd, __max;
 	FILE *__bstream;
@@ -40,4 +44,8 @@ double luxsetp(struct luxdisp *, double);
 double luxincp(struct luxdisp *, double);
 double luxdecp(struct luxdisp *, double);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif /* !LUX_H */