[3/5] fprintf() returns an int

Message ID 1318543601-20819-4-git-send-email-loic.minier@linaro.org
State New
Headers show

Commit Message

loic.minier@linaro.org Oct. 13, 2011, 10:06 p.m.
For consistency, let fprintf return an int just like it's regular libc
implementation and all the other printf variations barebox has.  This
also fixes a warning on variable i being never read in the function.

Signed-off-by: Loïc Minier <loic.minier@linaro.org>
---
 common/console.c |    4 +++-
 include/stdio.h  |    2 +-
 2 files changed, 4 insertions(+), 2 deletions(-)

Patch

diff --git a/common/console.c b/common/console.c
index 06e9c29..0d2a33b 100644
--- a/common/console.c
+++ b/common/console.c
@@ -327,7 +327,7 @@  void console_flush(void)
 }
 EXPORT_SYMBOL(console_flush);
 
-void fprintf (int file, const char *fmt, ...)
+int fprintf (int file, const char *fmt, ...)
 {
 	va_list args;
 	uint i;
@@ -343,6 +343,8 @@  void fprintf (int file, const char *fmt, ...)
 
 	/* Print the string */
 	fputs (file, printbuffer);
+
+	return i;
 }
 EXPORT_SYMBOL(fprintf);
 
diff --git a/include/stdio.h b/include/stdio.h
index a0d81d3..0c68fa8 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -54,7 +54,7 @@  int	vscnprintf(char *buf, size_t size, const char *fmt, va_list args);
 #define stderr		2
 #define MAX_FILES	128
 
-void	fprintf(int file, const char *fmt, ...) __attribute__ ((format(__printf__, 2, 3)));
+int	fprintf(int file, const char *fmt, ...) __attribute__ ((format(__printf__, 2, 3)));
 int	fputs(int file, const char *s);
 int	fputc(int file, const char c);
 int	ftstc(int file);