kaem: scaffold/hello.kaem.

* include/m2/lib.h: New file.
* scaffold/hello.kaem: New file.

include/m2/lib.h

@@ -0,0 +1,30 @@
+/*
+ * GNU Mes --- Maxwell Equations of Software
+ * Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ *
+ * This file is part of GNU Mes.
+ *
+ * GNU Mes 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 3 of the License, or (at
+ * your option) any later version.
+ *
+ * GNU Mes 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 GNU Mes.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef __M2_LIB_H
+#define __M2_LIB_H
+
+char **environ;
+int __stdin;
+int __stdout;
+int __stderr;
+int errno;
+
+#endif /* __M2_LIB_H */

scaffold/hello.kaem

@@ -0,0 +1,59 @@
+#! /bin/sh
+# Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+#
+# This file is part of GNU Mes.
+#
+# GNU Mes 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 3 of the License, or (at
+# your option) any later version.
+#
+# GNU Mes 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 GNU Mes.  If not, see <http://www.gnu.org/licenses/>.
+
+# Usage:
+# kaem --verbose --strict --file scaffold/hello.kaem
+# scaffold/hello-m2
+
+mes_cpu=${mes_cpu:-x86}
+stage0_cpu=${stage0_cpu:-x86}
+
+M2-Planet                                       \
+    --debug                                     \
+    --architecture ${stage0_cpu}                \
+    -f include/m2/lib.h                         \
+    -f lib/linux/${mes_cpu}-mes-m2/crt1.c       \
+    -f lib/linux/${mes_cpu}-mes-m2/_exit.c      \
+    -f lib/linux/${mes_cpu}-mes-m2/_write.c     \
+    -f lib/string/strlen.c                      \
+    -f lib/mes/mini-write.c                     \
+    -f lib/mes/eputs.c                          \
+    -f scaffold/hello.c                         \
+    -o scaffold/hello.M1
+
+blood-elf -f scaffold/hello.M1 -o scaffold/hello.blood-elf-M1
+
+M1                                              \
+    --architecture ${stage0_cpu}                \
+    --little-endian                             \
+    -f lib/m2/${mes_cpu}/${mes_cpu}_defs.M1     \
+    -f lib/${mes_cpu}-mes/${mes_cpu}.M1         \
+    -f lib/linux/${mes_cpu}-mes-m2/crt1.M1      \
+    -f scaffold/hello.M1                        \
+    -f scaffold/hello.blood-elf-M1              \
+    -o scaffold/hello.hex2
+
+hex2                                            \
+    --architecture ${stage0_cpu}                \
+    --little-endian                             \
+    --base-address 0x1000000                    \
+    -f lib/m2/${mes_cpu}/ELF-${mes_cpu}.hex2    \
+    -f scaffold/hello.hex2                      \
+    -o scaffold/hello-m2
+
+echo Now run: scaffold/hello-m2