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authorWolfgang Denk <wd@denx.de>2010-06-20 17:14:14 +0200
committerWolfgang Denk <wd@denx.de>2010-07-04 23:51:49 +0200
commitd9c27253ce333e2086b2d758b42dc3ecb8b34c3d (patch)
tree259c764843e1109f07f3f82e4b6c34a8d1772775 /include/common.h
parentc0c15379e22b1006806c9219934415b84e8d338a (diff)
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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>
Diffstat (limited to 'include/common.h')
-rw-r--r--include/common.h8
1 files changed, 4 insertions, 4 deletions
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 @@ int disable_ctrlc (int); /* 1 to disable, 0 to enable Control-C detect */
* 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 @@ int tstc(void);
/* 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 @@ void vprintf(const char *fmt, va_list args);
#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);