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-rw-r--r--mdk-stage1/dietlibc/lib/vprintf.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/lib/vprintf.c b/mdk-stage1/dietlibc/lib/vprintf.c
new file mode 100644
index 000000000..bba98419f
--- /dev/null
+++ b/mdk-stage1/dietlibc/lib/vprintf.c
@@ -0,0 +1,20 @@
+#include <stdarg.h>
+#include <linux/types.h>
+#include <unistd.h>
+#include <stdlib.h>
+
+int vsnprintf (char *str,size_t size,const char *format, va_list arg_ptr);
+
+int vprintf(const char *format, va_list ap)
+{
+ int n;
+ char *printf_buf;
+/* char printf_buf[1024]; */
+ va_list temp = ap;
+ n=vsnprintf(0,1000000,format,temp);
+/* write(1,printf_buf,strlen(printf_buf)); */
+ printf_buf=alloca(n+2);
+ n=vsnprintf(printf_buf,n+1,format,ap);
+ write(1,printf_buf,n);
+ return n;
+}