Add __attribute__((format(printf, a, b))) to printf like functions.

Fix potential string format bug.

Change-Id: Ie05aac53b2c45a48bd68e340b76ccb21edfd28b7
This commit is contained in:
Nick Kralevich 2010-06-24 16:11:17 -07:00
parent dd6a0412b5
commit 21b97ed569
2 changed files with 2 additions and 2 deletions

View file

@ -31,7 +31,7 @@ void ui_clear_key_queue();
// Write a message to the on-screen log shown with Alt-L (also to stderr).
// The screen is small, and users may need to report these messages to support,
// so keep the output short and not too cryptic.
void ui_print(const char *fmt, ...);
void ui_print(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
// Display some header text followed by a menu of items, which appears
// at the top of the screen (in place of any scrolling ui_print()

View file

@ -136,7 +136,7 @@ try_update_binary(const char *path, ZipArchive *zip) {
} else if (strcmp(command, "ui_print") == 0) {
char* str = strtok(NULL, "\n");
if (str) {
ui_print(str);
ui_print("%s", str);
} else {
ui_print("\n");
}