Make the formatter functions used by the settings return a pointer to avoid usless copying of lang strings, this brought with it a long chain of const correctness and a few random cleanups

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22440 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 6 insertions, 3 deletions

diff --git a/apps/menus/eq_menu.c b/apps/menus/eq_menu.c
index 6087ebfd5b..0e04dddc18 100644
--- a/apps/menus/eq_menu.c
+++ b/apps/menus/eq_menu.c
@@ -51,15 +51,18 @@
  * Utility functions
  */
 
-void eq_q_format(char* buffer, size_t buffer_size, int value, const char* unit)
+const char* eq_q_format(char* buffer, size_t buffer_size, int value, const char* unit)
 {
-    snprintf(buffer, buffer_size, "%d.%d %s", value / EQ_USER_DIVISOR, value % EQ_USER_DIVISOR, unit);
+    snprintf(buffer, buffer_size, "%d.%d %s", value / EQ_USER_DIVISOR,
+         value % EQ_USER_DIVISOR, unit);
+    return buffer;
 }
 
-void eq_precut_format(char* buffer, size_t buffer_size, int value, const char* unit)
+const char* eq_precut_format(char* buffer, size_t buffer_size, int value, const char* unit)
 {
     snprintf(buffer, buffer_size, "%s%d.%d %s", value == 0 ? " " : "-",
         value / EQ_USER_DIVISOR, value % EQ_USER_DIVISOR, unit);
+    return buffer;
 }
 
 /*