eal: fix usage of printf-like functions

[dpdk.git] / lib / librte_cmdline / cmdline.h

diff --git a/lib/librte_cmdline/cmdline.h b/lib/librte_cmdline/cmdline.h
index 535a1191f3089b109def01610c8ebc1b92021271..4c28d37d46b86b05de7fb39cde092ccea64229aa 100644 (file)
--- a/lib/librte_cmdline/cmdline.h
+++ b/lib/librte_cmdline/cmdline.h
@@ -79,7 +79,8 @@ struct cmdline {
 struct cmdline *cmdline_new(cmdline_parse_ctx_t *ctx, const char *prompt, int s_in, int s_out);
 void cmdline_set_prompt(struct cmdline *cl, const char *prompt);
 void cmdline_free(struct cmdline *cl);
-void cmdline_printf(const struct cmdline *cl, const char *fmt, ...);
+void cmdline_printf(const struct cmdline *cl, const char *fmt, ...)
+       __attribute__((format(printf,2,3)));
 int cmdline_in(struct cmdline *cl, const char *buf, int size);
 int cmdline_write_char(struct rdline *rdl, char c);
 void cmdline_interact(struct cmdline *cl);