1 files changed, 41 insertions, 0 deletions
diff --git a/include/c-vararg.h b/include/c-vararg.h
new file mode 100644
index 0000000..3f35005
--- /dev/null
+++ b/include/c-vararg.h
@@ -0,0 +1,41 @@
+/* c-vararg.h: Top layer for stdarg and varargs.
+
+Copyright (C) 1993 Karl Berry.
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public
+License as published by the Free Software Foundation; either
+version 2 of the License, or (at your option) any later version.
+
+This library is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#ifndef C_VARARG_H
+#define C_VARARG_H
+
+/* See function `init_path' in `kpathsea/tex-file.c' for an example of use.
+   The idea is to say PVAR1C(type1, parameter1, ap) in the function header,
+   and then end the function with two }}'s.  We do this to avoid having to
+   specify the argument list (with types) twice -- once in the function
+   header, and once in a (hypothetical) VA_START1.  */
+
+#include <stdarg.h>
+
+#define PVAR1H(p1) (p1, ...)
+#define PVAR2H(p1, p2) (p1, p2, ...)
+#define PVAR3H(p1, p2, p3) (p1, p2, p3, ...)
+
+#define PVAR1C(t1, n1,  ap) \
+  (t1 n1, ...) { va_list ap; va_start (ap, n1);
+#define PVAR2C(t1, n1,  t2, n2,  ap) \
+  (t1 n1, t2 n2, ...) { va_list ap; va_start (ap, n2);
+#define PVAR3C(t1, n1,  t2, n2,  t3, n3,  ap) \
+  (t1 n1, t2 n2, t3 n3, ...) { va_list ap; va_start (ap, n3);
+
+#endif /* not C_VARARG_H */