Add substitutes for snprintf() and vsnprintf()

To deal with fools^Wpeople trying to keep really old systems alive,
create a proper framework for substitution functions, and make it
possible to deal with the lack of snprintf/vsnprintf in particular.

1 files changed, 24 insertions, 0 deletions

diff --git a/lib/snprintf.c b/lib/snprintf.c
new file mode 100644
index 00000000..f56a492a
--- /dev/null
+++ b/lib/snprintf.c
@@ -0,0 +1,24 @@
+/*
+ * snprintf()
+ *
+ * Implement snprintf() in terms of vsnprintf()
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+
+#include "nasmlib.h"
+
+int snprintf(char *str, size_t size, const char *format, ...)
+{
+    va_list ap;
+    int rv;
+
+    va_start(ap, format);
+    rv = vsnprintf(str, size, format, ap);
+    va_end(ap);
+
+    return rv;
+}
+