From 39150ca863ea2aed45f732346aa23714009a034b Mon Sep 17 00:00:00 2001 From: Rusty Russell Date: Wed, 31 Oct 2012 21:32:37 +1030 Subject: [PATCH] str: fix unused var warning with gcc MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Compiler: /home/rusty/devel/cvs/ccan/ccan/str/str.h: In function ‘main’: /home/rusty/devel/cvs/ccan/ccan/str/str.h:69:5: warning: variable ‘i’ set but not used [-Wunused-but-set-variable] Signed-off-by: Rusty Russell --- ccan/str/str.h | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/ccan/str/str.h b/ccan/str/str.h index d4ced0d8..f9326085 100644 --- a/ccan/str/str.h +++ b/ccan/str/str.h @@ -66,10 +66,9 @@ static inline bool strends(const char *str, const char *postfix) * @needle: a substring * * Example: - * int i; - * i = strcount("aaa aaa", "a"); // i = 6; - * i = strcount("aaa aaa", "ab"); // i = 0; - * i = strcount("aaa aaa", "aa"); // i = 2; + * assert(strcount("aaa aaa", "a") == 6); + * assert(strcount("aaa aaa", "ab") == 0); + * assert(strcount("aaa aaa", "aa") == 2); */ size_t strcount(const char *haystack, const char *needle); @@ -84,9 +83,9 @@ size_t strcount(const char *haystack, const char *needle); * values will fit (eg. sprintf(... "%p"). ) * * Example: - * char str[STR_MAX_CHARS(i)]; + * char str[STR_MAX_CHARS(int)]; * - * sprintf(str, "%i", i); + * sprintf(str, "%i", 7); */ #define STR_MAX_CHARS(type_or_expr) \ ((sizeof(type_or_expr) * CHAR_BIT + 8) / 9 * 3 + 2 \ -- 2.39.2