Make *printf() return "int" instead of "void"
Change the return type of the *printf() functions to the standard
"int"; no changes are needed but returning the already available
length count.
This will save a few additional strlen() calls later...
Signed-off-by: Wolfgang Denk <wd@denx.de>
diff --git a/include/common.h b/include/common.h
index 8bca04f..48f6a1a 100644
--- a/include/common.h
+++ b/include/common.h
@@ -663,7 +663,7 @@
* STDIO based functions (can always be used)
*/
/* serial stuff */
-void serial_printf (const char *fmt, ...)
+int serial_printf (const char *fmt, ...)
__attribute__ ((format (__printf__, 1, 2)));
/* stdin */
int getc(void);
@@ -672,9 +672,9 @@
/* stdout */
void putc(const char c);
void puts(const char *s);
-void printf(const char *fmt, ...)
+int printf(const char *fmt, ...)
__attribute__ ((format (__printf__, 1, 2)));
-void vprintf(const char *fmt, va_list args);
+int vprintf(const char *fmt, va_list args);
/* stderr */
#define eputc(c) fputc(stderr, c)
@@ -689,7 +689,7 @@
#define stderr 2
#define MAX_FILES 3
-void fprintf(int file, const char *fmt, ...)
+int fprintf(int file, const char *fmt, ...)
__attribute__ ((format (__printf__, 2, 3)));
void fputs(int file, const char *s);
void fputc(int file, const char c);