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git-svn-id: svn://svn.cc65.org/cc65/trunk@3 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/common/vsprintf.c

@@ -0,0 +1,45 @@
+/*
+ * vsprintf.c
+ *
+ * Ullrich von Bassewitz, 11.08.1998
+ */
+
+
+
+#include <stdarg.h>
+#include <stdio.h>
+#include "_printf.h"
+
+
+
+static void out (struct outdesc* d, char* buf, unsigned count)
+/* Routine used for writing */
+{
+    /* String - be shure to check the size */
+    while (count-- && d->ccount < d->uns) {
+	((char*) d->ptr) [d->ccount] = *buf;
+	++buf;
+	++d->ccount;
+    }
+}
+
+
+
+int vsprintf (char* buf, char* format, va_list ap)
+{
+    struct outdesc d;
+
+    /* Setup descriptor */
+    d.fout = out;
+    d.ptr  = buf;
+    d.uns  = 0x7FFF;
+
+    /* Do formatting and output */
+    _printf (&d, format, ap);
+
+    /* Return bytes written */
+    return d.ccount;
+}
+
+
+