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scaffold: Add env. 

* scaffold/env.c,
scaffold/env.kaem: New files.
* build-aux/build.sh.in: Use them.
This commit is contained in:
Janneke Nieuwenhuizen 2023-05-03 15:34:48 +02:00
parent 96aec42a89
commit 14ef14edf5
4 changed files with 99 additions and 2 deletions
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3
.gitignore vendored
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@ -1,5 +1,5 @@
# GNU Mes --- Maxwell Equations of Software
# Copyright © 2016,2017,2019,2020,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
# Copyright © 2016,2017,2019,2020,2022,2023 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
#
# This file is part of GNU Mes.
#
@ -80,6 +80,7 @@
/scaffold/tiny-mes
/scaffold/argv-m2
/scaffold/env-m2
/scaffold/hello-m2
/scaffold/main-m2
/scaffold/micro-mes-m2

3
build-aux/build.sh.in
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@ -1,7 +1,7 @@
#! /bin/sh
# GNU Mes --- Maxwell Equations of Software
# Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
# Copyright © 2018,2019,2022,2023 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
#
# This file is part of GNU Mes.
#
@ -114,6 +114,7 @@ if test -n "$M2_PLANET" && (test "$mes_cpu" == "x86" \
trace "KAEM scaffold/main.kaem" kaem --strict $__verbose -f scaffold/main.kaem
trace "KAEM scaffold/hello.kaem" kaem --strict $__verbose -f scaffold/hello.kaem
trace "KAEM scaffold/argv.kaem" kaem --strict $__verbose -f scaffold/argv.kaem
trace "KAEM scaffold/env.kaem" kaem --strict $__verbose -f scaffold/env.kaem
trace "KAEM scaffold/read.kaem" kaem --strict $__verbose -f scaffold/read.kaem
trace "KAEM kaem.run" kaem --strict $__verbose
)

31
scaffold/env.c Normal file
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@ -0,0 +1,31 @@
/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2016,2017,2023 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/>.
*/
#include <stdio.h>
#include <stdlib.h>
int
main (int argc, char **argv)
{
eputs ("SHELL=");
eputs (getenv ("SHELL"));
eputs ("\n");
return 0;
}

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scaffold/env.kaem Normal file
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#! /bin/sh
# Copyright © 2019,2022,2023 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/env.kaem
# scaffold/env-m2
cc_cpu=${cc_cpu:-i386}
mes_cpu=${mes_cpu:-x86}
stage0_cpu=${stage0_cpu:-x86}
M2-Planet \
--debug \
--architecture ${stage0_cpu} \
-D __${cc_cpu}__=1 \
-D __linux__=1 \
-f include/mes/lib-mini.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/string/strncmp.c \
-f lib/posix/getenv.c \
-f lib/mes/write.c \
-f lib/mes/eputs.c \
-f scaffold/env.c \
-o scaffold/env.M1
blood-elf --little-endian -f scaffold/env.M1 -o scaffold/env.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/env.M1 \
-f scaffold/env.blood-elf-M1 \
-o scaffold/env.hex2
hex2 \
--architecture ${stage0_cpu} \
--little-endian \
--base-address 0x1000000 \
-f lib/m2/${mes_cpu}/ELF-${mes_cpu}.hex2 \
-f scaffold/env.hex2 \
-o scaffold/env-m2
echo Now run: scaffold/env-m2