From 06833022706ccf45fa43bb97ba396714da9d20f2 Mon Sep 17 00:00:00 2001
From: "Jan (janneke) Nieuwenhuizen" <janneke@gnu.org>
Date: Tue, 22 Oct 2019 08:13:47 +0200
Subject: [PATCH] build: Add pointer.sh.

* build-aux/pointer.sh: New script.
---
 build-aux/pointer.sh | 64 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100755 build-aux/pointer.sh

diff --git a/build-aux/pointer.sh b/build-aux/pointer.sh
new file mode 100755
index 00000000..8a7a3c94
--- /dev/null
+++ b/build-aux/pointer.sh
@@ -0,0 +1,64 @@
+#! /bin/sh
+
+set -x
+
+ptr_once='s,([^N])(MACRO|NAME|VALUE) \(([^()]*)\),\1\3->\L\2,'
+ptr_once='s,([^N])(BYTES|CAR|CDR|CLOSURE|CONTINUATION|LENGTH|MACRO|NAME|PORT|REF|STRING|STRUCT|TYPE|VALUE|VARIABLE|VECTOR) \(([^()]*)\),\1\3->\L\2,'
+n_once='s,N(TYPE|CAR|CDR|LENGTH|VALUE|VECTOR) \(([^()]*)\),\2->\L\1,'
+ncbytes='s,NC(BYTES) \(([^()]*)\),news_\L\1 (\2),'
+cbytes='s,([^N])C(BYTES) \(([^()]*)\),\1cell_\L\2 (\3),'
+cstring='s,C(STRING) \(([^()]*)\),cell_bytes (STRING (\2)),'
+struct='s,SCM,struct scm *,g'
+struct_scm_p='s,struct scm\* ?,struct scm *,g'
+
+sed -ri                                                         \
+    -e 's,POINTER_CELLS=0,POINTER_CELLS=1',                     \
+    -e 's,#define POINTER_CELLS 0,#define POINTER_CELLS 1',     \
+    -e "$ncbytes"                                               \
+    -e "$cbytes"                                                \
+    -e "$cstring"                                               \
+                                                                \
+    -e "$ncbytes"                                               \
+    -e "$cbytes"                                                \
+    -e "$cstring"                                               \
+                                                                \
+    -e "$ptr_once"                                              \
+    -e "$ptr_once"                                              \
+    -e "$ptr_once"                                              \
+    -e 's,->\<struct\>,->structure,g'                           \
+    -e "$struct"                                                \
+    -e "$struct_scm_p"                                          \
+                                                                \
+    -e "$n_once"                                                \
+    -e "$n_once"                                                \
+                                                                \
+    -e 's,CAR \(([^()]*)\),\1->cdr,'                            \
+    -e 's,CAAR \(([^()]*)\),\1->car->car,'                      \
+    -e 's,CADR \(([^()]*)\),\1->cdr->car,'                      \
+    -e 's,CDAR \(([^()]*)\),\1->car->cdr,'                      \
+    -e 's,CDDR \(([^()]*)\),\1->cdr->cdr,'                      \
+    -e 's,CADAR \(([^()]*)\),\1->car->cdr->car,'                \
+    -e 's,CADDR \(([^()]*)\),\1->cdr->cdr->car,'                \
+    -e 's,CDDDR \(([^()]*)\),\1->cdr->cdr->cdr,'                \
+    -e 's,CDADAR \(([^()]*)\),\1->cdr->car->cdr->car,'          \
+                                                                \
+    include/mes/builtins.h                                      \
+    include/mes/mes.h                                           \
+    include/mes/symbols.h                                       \
+    include/mes/builtins.h                                      \
+    src/builtins.c                                              \
+    src/display.c                                               \
+    src/eval-apply.c                                            \
+    src/gc.c                                                    \
+    src/hash.c                                                  \
+    src/lib.c                                                   \
+    src/math.c                                                  \
+    src/mes.c                                                   \
+    src/module.c                                                \
+    src/posix.c                                                 \
+    src/reader.c                                                \
+    src/string.c                                                \
+    src/struct.c                                                \
+    src/symbol.c                                                \
+    src/vector.c                                                \
+    simple.make