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Make *printf() return "int" instead of "void"

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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>
This commit is contained in:
Wolfgang Denk
2010-06-20 17:14:14 +02:00
parent c0c15379e2
commit d9c27253ce
4 changed files with 18 additions and 12 deletions
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12
common/console.c
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@@ -201,7 +201,7 @@ static inline void console_doenv(int file, struct stdio_dev *dev)
/** U-Boot INITIAL CONSOLE-NOT COMPATIBLE FUNCTIONS *************************/
void serial_printf(const char *fmt, ...)
int serial_printf(const char *fmt, ...)
{
va_list args;
uint i;
@@ -216,6 +216,7 @@ void serial_printf(const char *fmt, ...)
va_end(args);
serial_puts(printbuffer);
return i;
}
int fgetc(int file)
@@ -269,7 +270,7 @@ void fputs(int file, const char *s)
console_puts(file, s);
}
void fprintf(int file, const char *fmt, ...)
int fprintf(int file, const char *fmt, ...)
{
va_list args;
uint i;
@@ -285,6 +286,7 @@ void fprintf(int file, const char *fmt, ...)
/* Send to desired file */
fputs(file, printbuffer);
return i;
}
/** U-Boot INITIAL CONSOLE-COMPATIBLE FUNCTION *****************************/
@@ -363,7 +365,7 @@ void puts(const char *s)
}
}
void printf(const char *fmt, ...)
int printf(const char *fmt, ...)
{
va_list args;
uint i;
@@ -379,9 +381,10 @@ void printf(const char *fmt, ...)
/* Print the string */
puts(printbuffer);
return i;
}
void vprintf(const char *fmt, va_list args)
int vprintf(const char *fmt, va_list args)
{
uint i;
char printbuffer[CONFIG_SYS_PBSIZE];
@@ -393,6 +396,7 @@ void vprintf(const char *fmt, va_list args)
/* Print the string */
puts(printbuffer);
return i;
}
/* test if ctrl-c was pressed */