1 files changed, 61 insertions, 0 deletions
diff --git a/include/c-proto.h b/include/c-proto.h
new file mode 100644
index 0000000..5d473d3
--- /dev/null
+++ b/include/c-proto.h
@@ -0,0 +1,61 @@
+/* c-proto.h: macros to include or discard prototypes.
+
+Copyright (C) 1992 Free Software Foundation, Inc.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+This program 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 General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+#ifndef C_PROTO_H
+#define C_PROTO_H
+
+/* Although most of the code here is written in GNU C, a few files are
+   shared with other distributions (TeX, xdvi, dvips), and so need to be
+   compilable with common C, also.  Here are macros which play around
+   with function declarations to make them work in both cases.  The P?H
+   macros are used for declarations, the P?C for definitions.  */
+
+#if __STDC__
+
+#define P1H(p1) (p1)
+#define P2H(p1,p2) (p1, p2)
+#define P3H(p1,p2,p3) (p1, p2, p3)
+#define P4H(p1,p2,p3,p4) (p1, p2, p3, p4)
+#define P5H(p1,p2,p3,p4,p5) (p1, p2, p3, p4, p5)
+
+#define P1C(t1,n1)(t1 n1)
+#define P2C(t1,n1, t2,n2)(t1 n1, t2 n2)
+#define P3C(t1,n1, t2,n2, t3,n3)(t1 n1, t2 n2, t3 n3)
+#define P4C(t1,n1, t2,n2, t3,n3, t4,n4)(t1 n1, t2 n2, t3 n3, t4 n4)
+#define P5C(t1,n1, t2,n2, t3,n3, t4,n4, t5,n5) \
+  (t1 n1, t2 n2, t3 n3, t4 n4, t5 n5)
+
+#else /* not __STDC__ */
+
+#define P1H(p1) ()
+#define P2H(p1, p2) ()
+#define P3H(p1, p2, p3) ()
+#define P4H(p1, p2, p3, p4) ()
+#define P5H(p1, p2, p3, p4, p5) ()
+
+#define P1C(t1,n1) (n1) t1 n1;
+#define P2C(t1,n1, t2,n2) (n1, n2) t1 n1; t2 n2;
+#define P3C(t1,n1, t2,n2, t3,n3) (n1, n2, n3) t1 n1; t2 n2; t3 n3;
+#define P4C(t1,n1, t2,n2, t3,n3, t4,n4) (n1, n2, n3, n4) \
+  t1 n1; t2 n2; t3 n3; t4 n4;
+#define P5C(t1,n1, t2,n2, t3,n3, t4,n4, t5,n5) (n1, n2, n3, n4, n5) \
+  t1 n1; t2 n2; t3 n3; t4 n4; t5 n5;
+
+#endif /* not __STDC__ */
+
+#endif /* not C_PROTO_H */