Factor out vprintf from ScreenBuffer::(mv)printf

1 files changed, 11 insertions, 14 deletions

diff --git a/screenbuffer.cpp b/screenbuffer.cpp
index a382e82..d224181 100644
--- a/screenbuffer.cpp
+++ b/screenbuffer.cpp
@@ -74,35 +74,32 @@ void ScreenBuffer::printstr(const char *buf){
 	}
 }
 
-__attribute__((format (printf, 2, 3)))
-int ScreenBuffer::printf(const char *format,...){
-	va_list ap;
-	va_start(ap,format);
+int ScreenBuffer::printf_varargs(const char *format,va_list ap){
 	char *buf;
 	int ret=vasprintf(&buf,format,ap);
-	va_end(ap);
 	assert(buf);
-
 	printstr(buf);
-
 	free(buf);
 	return ret;
 }
 
+__attribute__((format (printf, 2, 3)))
+int ScreenBuffer::printf(const char *format,...){
+	va_list ap;
+	va_start(ap,format);
+	int ret=printf_varargs(format,ap);
+	va_end(ap);
+	return ret;
+}
+
 __attribute__((format (printf, 4, 5)))
 int ScreenBuffer::mvprintf(int x,int y,const char *format,...){
 	moveto(x,y);
 
 	va_list ap;
 	va_start(ap,format);
-	char *buf;
-	int ret=vasprintf(&buf,format,ap);
+	int ret=printf_varargs(format,ap);
 	va_end(ap);
-	assert(buf);
-
-	printstr(buf);
-
-	free(buf);
 	return ret;
 }