Tree wide: Drop sockaddr_nl arg

[mirror_iproute2.git] / lib / color.c

diff --git a/lib/color.c b/lib/color.c
index 9c9023587748fac2744fa6760e42e87bbcfd9d45..e5406294dfc4bafe5b7a4083c25e17e7cbd21b3c 100644 (file)
--- a/lib/color.c
+++ b/lib/color.c
@@ -79,16 +79,16 @@ void enable_color(void)
        set_color_palette();
 }
 
-int check_enable_color(int color, int json)
+bool check_enable_color(int color, int json)
 {
        if (json || color == COLOR_OPT_NEVER)
-               return 1;
+               return false;
 
        if (color == COLOR_OPT_ALWAYS || isatty(fileno(stdout))) {
                enable_color();
-               return 0;
+               return true;
        }
-       return 1;
+       return false;
 }
 
 bool matches_color(const char *arg, int *val)
@@ -132,6 +132,7 @@ void set_color_palette(void)
                is_dark_bg = 1;
 }
 
+__attribute__((format(printf, 3, 4)))
 int color_fprintf(FILE *fp, enum color_attr attr, const char *fmt, ...)
 {
        int ret = 0;