Revert "squash! DRAFT lib: stdint: Remove __SIZEOF_LONG_LONG__ guard."

This reverts commit e1f729b2bad791c56b16e386fe71706a6d0d1ee9.

.gitignore

@@ -1,3 +1,21 @@
+# GNU Mes --- Maxwell Equations of Software
+# Copyright © 2016,2017,2019,2020,2022 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/>.
+
 *-
 *~
 .#*
@@ -117,6 +135,7 @@
 /doc/images/gcc-mesboot-graph.pdf
 /doc/web/
 /config.sh
+/include/arch
 /include/mes/config.h
 /gcc-lib
 /mescc-lib

HACKING

@@ -5,7 +5,8 @@
     guix shell #64 bit + 32bit
 
     CC=i686-unknown-linux-gnu-gcc ./configure
-    CC=arm-unknown-linux-gnu-gcc ./configure
+    CC=arm-unknown-linux-gnueabihf-gcc ./configure
+
 or
     ./configure
 

build-aux/bootstrap.sh.in

@@ -1,7 +1,7 @@
 #! @SHELL@
 
 # GNU Mes --- Maxwell Equations of Software
-# Copyright © 2019,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+# Copyright © 2019,2020,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 #
 # This file is part of GNU Mes.
 #
@@ -50,20 +50,22 @@ srcdest=../${srcdest}
 ln -sf ${srcdest}mes .
 ln -sf ${srcdest}module .
 ln -sf ${srcdest}src .
-AM_CPPFLAGS="-D HAVE_CONFIG_H=1 -I ${srcdest}include -I ${srcdest}include/$mes_kernel/$mes_cpu"
+AM_CPPFLAGS="-D HAVE_CONFIG_H=1 -I ${srcdest}include -I ../include -I include"
 AM_CFLAGS="-L ${srcdest}lib"
 
 mkdir -p $mes_cpu-mes
-$CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS ${srcdest}lib/$mes_kernel/$mes_cpu-mes-$compiler/crt1.c
+cp ${srcdest}lib/$mes_kernel/$mes_cpu-mes-$compiler/crt1.c .
+$CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS crt1.c
 cp crt1.o $mes_cpu-mes
 cp crt1.s $mes_cpu-mes
 
 objects=
 for c in $libc_mini_SOURCES; do
-    o=$(basename $c .c).o
+    b=$(echo $c | sed -re s,^[.]+/,, -e s,/,-,g -e s,[.]c$,,)
+    o=$b.o
     if test ! -e $o -o ${srcdest}$c -nt $o; then
         echo "  CC       $c"
-        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS ${srcdest}$c
+        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS -o $o ${srcdest}$c
     fi
     objects="$objects $o"
 done
@@ -72,10 +74,11 @@ $AR crD $mes_cpu-mes/libc-mini.a $objects
 
 objects=
 for c in $libmescc_SOURCES; do
-    o=$(basename $c .c).o
+    b=$(echo $c | sed -re s,^[.]+/,, -e s,/,-,g -e s,[.]c$,,)
+    o=$b.o
     if test ! -e $o -o ${srcdest}$c -nt $o; then
         echo "  CC       $c"
-        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS ${srcdest}$c
+        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS -o $o ${srcdest}$c
     fi
     objects="$objects $o"
 done
@@ -84,10 +87,11 @@ $AR crD $mes_cpu-mes/libmescc.a $objects
 
 objects=
 for c in $libc_SOURCES; do
-    o=$(basename $c .c).o
+    b=$(echo $c | sed -re s,^[.]+/,, -e s,/,-,g -e s,[.]c$,,)
+    o=$b.o
     if test ! -e $o -o ${srcdest}$c -nt $o; then
         echo "  CC       $c"
-        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS ${srcdest}$c
+        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS -o $o ${srcdest}$c
     fi
     objects="$objects $o"
 done
@@ -96,10 +100,11 @@ $AR crD $mes_cpu-mes/libc.a $objects
 
 objects=
 for c in $libc_tcc_SOURCES; do
-    o=$(basename $c .c).o
+    b=$(echo $c | sed -re s,^[.]+/,, -e s,/,-,g -e s,[.]c$,,)
+    o=$b.o
     if test ! -e $o -o ${srcdest}$c -nt $o; then
         echo "  CC       $c"
-        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS ${srcdest}$c
+        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS -o $o ${srcdest}$c
     fi
     objects="$objects $o"
 done
@@ -108,15 +113,16 @@ $AR crD $mes_cpu-mes/libc+tcc.a $objects
 
 cd ..
 srcdest=
-CPPFLAGS="-D HAVE_CONFIG_H=1 -I ${srcdest}include -I ${srcdest}include/$mes_kernel/$mes_cpu"
+AM_CPPFLAGS="-D HAVE_CONFIG_H=1 -I ${srcdest}include -I ../include -I include"
 AM_CFLAGS="-L ${srcdest}lib"
 
 objects=
 for c in $mes_SOURCES; do
-    o=$(basename $c .c).o
+    b=$(echo $c | sed -re s,^[.]+/,, -e s,/,-,g -e s,[.]c$,,)
+    o=$b.o
     if test ! -e $o -o ${srcdest}$c -nt $o; then
         echo "  CC       $c"
-        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS ${srcdest}$c
+        $CC -c $AM_CPPFLAGS $CPPFLAGS $AM_CFLAGS $CFLAGS -o $o ${srcdest}$c
     fi
     objects="$objects $o"
 done

build-aux/build-lib.sh

@@ -1,7 +1,7 @@
 #! /bin/sh
 
 # GNU Mes --- Maxwell Equations of Software
-# Copyright © 2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+# Copyright © 2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 #
 # This file is part of GNU Mes.
 #
@@ -26,7 +26,8 @@
 trap 'test -f .log && cat .log' EXIT
 
 mkdir -p $mes_cpu-mes
-compile lib/$mes_kernel/$mes_cpu-mes-$compiler/crt1.c
+cp ${srcdest}lib/$mes_kernel/$mes_cpu-mes-$compiler/crt1.c .
+compile crt1.c
 cp crt1.o $mes_cpu-mes
 if test -e crt1.s; then
     cp crt1.s $mes_cpu-mes
@@ -64,16 +65,6 @@ if test -e libc+tcc.s; then
     cp libc+tcc.s $mes_cpu-mes
 fi
 
-if $courageous; then
-    exit 0
-fi
-
-archive libc+gnu.a $libc_gnu_SOURCES
-cp libc+gnu.a $mes_cpu-mes
-if test -e libc+gnu.s; then
-    cp libc+gnu.s $mes_cpu-mes
-fi
-
 archive libtcc1.a $libtcc1_SOURCES
 cp libtcc1.a $mes_cpu-mes
 if test -e libtcc1.s; then
@@ -85,3 +76,13 @@ cp libgetopt.a $mes_cpu-mes
 if test -e libgetopt.s; then
     cp libgetopt.s $mes_cpu-mes
 fi
+
+if $courageous; then
+    exit 0
+fi
+
+archive libc+gnu.a $libc_gnu_SOURCES
+cp libc+gnu.a $mes_cpu-mes
+if test -e libc+gnu.s; then
+    cp libc+gnu.s $mes_cpu-mes
+fi

build-aux/build.sh.in

@@ -66,9 +66,8 @@ fi
         AM_CPPFLAGS="
 -D HAVE_CONFIG_H=1
 -I ${srcdest}lib
--I include
 -I ${srcdest}include
--I ${srcdest}include/$mes_kernel/$mes_cpu
+-I ../include
 "
         if test $mes_kernel = gnu; then
             AM_CPPFLAGS="$AM_CPPFLAGS
@@ -93,9 +92,9 @@ fi
     AM_CPPFLAGS="
 -D HAVE_CONFIG_H=1
 -I ${srcdest}lib
--I include
 -I ${srcdest}include
--I ${srcdest}include/$mes_kernel/$mes_cpu
+-I ../include
+-I include
 "
     if test "$compiler" != bootstrap; then
         ${SHELL} ${srcdest}build-aux/build-mes.sh
@@ -137,9 +136,9 @@ fi
     AM_CPPFLAGS="
 -D HAVE_CONFIG_H=1
 -I ${srcdest}lib
--I include
 -I ${srcdest}include
--I ${srcdest}include/$mes_kernel/$mes_cpu
+-I ../include
+-I include
 "
     compiler=mescc
     AR=${MESAR-"${srcdest}pre-inst-env mesar"}
@@ -151,7 +150,6 @@ fi
     ${SHELL} ${srcdest}build-aux/build-lib.sh
     ${SHELL} ${srcdest}build-aux/build-source-lib.sh
     if $bootstrap; then
-        rm -f globals.* # FIXME: avoid name clash with globals from lib
         ${SHELL} ${srcdest}build-aux/build-mes.sh
         cp -f bin/mes-mescc ../bin
         cp -f bin/mes ../bin

build-aux/cc.sh

@@ -1,5 +1,5 @@
 # GNU Mes --- Maxwell Equations of Software
-# Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+# Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 #
 # This file is part of GNU Mes.
 #
@@ -18,8 +18,12 @@
 
 objects=
 compile () {
-    c=${srcdest}$1
+    if test $(dirname $1) = "."; then
-    b=$(basename $c .c)
+        c=$1
+    else
+        c=${srcdest}$1
+    fi
+    b=$(echo $c | sed -re s,^[.]+/,, -e s,/,-,g -e s,[.]c$,,)
     o=$b.o
     objects="$objects $o"
     if test ! -e $o -o $c -nt $o; then
@@ -34,7 +38,7 @@ archive () {
     sources="$@"
     objects=
     for c in $sources; do
-        b=$(basename $c .c)
+        b=$(echo $c | sed -re s,^[.]+/,, -e s,/,-,g -e s,[.]c$,,)
         o=$b.o
         compile $c
     done

build-aux/check-mescc.sh

@@ -201,6 +201,7 @@ lib/tests/setjmp/80-setjmp.c
 lib/tests/stdio/80-sscanf.c
 lib/tests/stdlib/80-qsort.c
 lib/tests/stdlib/80-qsort-dupes.c
+lib/tests/stdlib/80-qsort-stress.c
 lib/tests/string/80-strncpy.c
 lib/tests/string/80-strrchr.c
 lib/tests/scaffold/82-define.c
@@ -215,6 +216,7 @@ lib/tests/io/90-stat.c
 lib/tests/mes/90-abtod.c
 lib/tests/mes/90-dtoab.c
 lib/tests/posix/90-execlp.c
+lib/tests/posix/90-mmap.c
 lib/tests/posix/90-unsetenv.c
 lib/tests/signal/90-signal.c
 lib/tests/stdio/90-fopen.c
@@ -222,6 +224,7 @@ lib/tests/stdio/90-fopen-append.c
 lib/tests/stdio/90-fread-fwrite.c
 lib/tests/stdio/90-fseek.c
 lib/tests/stdio/90-sprintf.c
+lib/tests/stdio/90-sscanf.c
 lib/tests/stdlib/90-strtol.c
 lib/tests/string/90-snprintf.c
 lib/tests/string/90-strpbrk.c
@@ -290,6 +293,7 @@ lib/tests/scaffold/70-extern.c
 lib/tests/stdio/80-sscanf.c
 lib/tests/posix/90-execlp.c
 lib/tests/string/90-snprintf.c
+lib/tests/stdio/90-sscanf.c
 "
     fi
 fi

build-aux/configure-lib.sh

@@ -74,7 +74,7 @@ libc_mini_SOURCES="$libc_mini_shared_SOURCES"
 
 if test $mes_libc = mes; then
     libc_mini_SOURCES="$libc_mini_SOURCES
-lib/mes/mini-write.c
+lib/mes/write.c
 "
 fi
 
@@ -215,6 +215,7 @@ lib/linux/malloc.c
 lib/linux/_read.c
 lib/linux/time.c
 lib/linux/unlink.c
+lib/linux/wait4.c
 lib/linux/waitpid.c
 lib/linux/$mes_cpu-mes-$compiler/syscall.c
 lib/linux/getpid.c
@@ -249,6 +250,7 @@ lib/stdio/fclose.c
 lib/stdio/fdopen.c
 lib/stdio/ferror.c
 lib/stdio/fflush.c
+lib/stdio/fileno.c
 lib/stdio/fopen.c
 lib/stdio/fprintf.c
 lib/stdio/fread.c
@@ -319,9 +321,11 @@ lib/dirent/__getdirentries.c
 lib/dirent/closedir.c
 lib/dirent/opendir.c
 lib/dirent/readdir.c
+lib/locale/localeconv.c
 lib/math/ceil.c
 lib/math/fabs.c
 lib/math/floor.c
+lib/math/labs.c
 lib/mes/fdgets.c
 lib/posix/alarm.c
 lib/posix/execl.c
@@ -333,10 +337,10 @@ lib/posix/unsetenv.c
 lib/stdio/clearerr.c
 lib/stdio/feof.c
 lib/stdio/fgets.c
-lib/stdio/fileno.c
 lib/stdio/freopen.c
 lib/stdio/fscanf.c
 lib/stdio/perror.c
+lib/stdio/rewind.c
 lib/stdio/vfscanf.c
 lib/stdlib/__exit.c
 lib/stdlib/abort.c
@@ -357,7 +361,9 @@ lib/string/strerror.c
 lib/string/strncat.c
 lib/string/strpbrk.c
 lib/string/strspn.c
+lib/string/strtok.c
 lib/stub/__cleanup.c
+lib/stub/asctime.c
 lib/stub/atan2.c
 lib/stub/bsearch.c
 lib/stub/chown.c
@@ -370,6 +376,7 @@ lib/stub/frexp.c
 lib/stub/getgrgid.c
 lib/stub/getgrnam.c
 lib/stub/getlogin.c
+lib/stub/getpagesize.c
 lib/stub/getpgid.c
 lib/stub/getpgrp.c
 lib/stub/getpwnam.c
@@ -382,7 +389,6 @@ lib/stub/pclose.c
 lib/stub/popen.c
 lib/stub/pow.c
 lib/stub/rand.c
-lib/stub/rewind.c
 lib/stub/setbuf.c
 lib/stub/setgrent.c
 lib/stub/setlocale.c
@@ -394,7 +400,9 @@ lib/stub/sigsetmask.c
 lib/stub/sin.c
 lib/stub/sqrt.c
 lib/stub/strftime.c
+lib/stub/strsignal.c
 lib/stub/sys_siglist.c
+lib/stub/sysconf.c
 lib/stub/system.c
 lib/stub/times.c
 lib/stub/ttyname.c
@@ -419,12 +427,14 @@ lib/linux/link.c
 lib/linux/lstat.c
 lib/linux/mkdir.c
 lib/linux/mknod.c
+lib/linux/mmap.c
+lib/linux/munmap.c
 lib/linux/nanosleep.c
 lib/linux/pipe.c
 lib/linux/readlink.c
 lib/linux/rename.c
 lib/linux/setgid.c
-lib/linux/settimer.c
+lib/linux/setitimer.c
 lib/linux/setuid.c
 lib/linux/signal.c
 lib/linux/sigprogmask.c

build-aux/install.sh.in

@@ -1,7 +1,7 @@
 #! @SHELL@
 
 # GNU Mes --- Maxwell Equations of Software
-# Copyright © 2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+# Copyright © 2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
 #
 # This file is part of GNU Mes.
 #
@@ -99,6 +99,7 @@ mkdir -p $DESTDIR$includedir
 mkdir -p $DESTDIR$libdir
 mkdir -p $DESTDIR$pkgdatadir
 tar -cf- -C ${srcdir}/include . | tar -${v}xf- -C $DESTDIR$includedir
+tar -cf- -C include . | tar -${v}xf- -C $DESTDIR$includedir
 tar -cf- -C ${srcdir}/lib $mes_cpu-mes | tar -${v}xf- -C $DESTDIR$libdir
 tar -cf- -C ${srcdir}/lib $mes_kernel/$mes_cpu-mes | tar -${v}xf- -C $DESTDIR$libdir
 if test -z "$srcdest"; then

build-aux/pointer.sh

@@ -48,7 +48,6 @@ sed -ri                                                         \
     include/mes/mes.h                                           \
     include/mes/symbols.h                                       \
     include/mes/builtins.h                                      \
-    include/m2/lib.h                                            \
     src/builtins.c                                              \
     src/cc.c                                                    \
     src/core.c                                                  \

configure

@@ -707,6 +707,13 @@ See \"Porting GNU Mes\" in the manual, or try --with-courage\n" mes-system)
 #define MES_VERSION \"" VERSION "\"
 ")))))
         (substitute (string-append srcdest "build-aux/config.make.in") pairs #:target ".config.make"))
+      (let ((arch-dir (string-append srcdest "include/" mes-kernel "/" mes-cpu)))
+        (define (copy-header file-name)
+          (system* "cp" "-f" "-v"
+                   (string-append arch-dir "/" file-name)
+                   (string-append "include/arch/" file-name)))
+        (system* "mkdir" "-p" "include/arch")
+        (for-each copy-header '("kernel-stat.h" "syscall.h")))
 
       (let ((make (and=> (file-name "make" deps) basename)))
         (display (string-append "

configure.sh

@@ -77,8 +77,8 @@ GUILE=${GUILE-$(command -v guile)} || true
 HEX2=${HEX2-$(command -v hex2)}
 LDPFLAGS=${LDFLAGS-}
 M1=${M1-$(command -v M1)}
-M2_PLANET=${M1-$(command -v M2-Planet)}
+M2_PLANET=${M2_PLANET-$(command -v M2-Planet)} || true
-KAEM=${KAEM-$(command -v kaem)}
+KAEM=${KAEM-$(command -v kaem)} || true
 MES_FOR_BUILD=${MES_FOR_BUILD-$(command -v mes || command -v guile || echo mes)}
 GIT=${GIT-$(command -v git)} || true
 PERL=${PERL-$(command -v perl)} || true
@@ -271,6 +271,10 @@ cat >> include/mes/config.h <<EOF
 #define MES_VERSION "$VERSION"
 EOF
 
+mkdir -p include/arch
+cp -f -v ${srcdest}include/${mes_kernel}/${mes_cpu}/kernel-stat.h include/arch
+cp -f -v ${srcdest}include/${mes_kernel}/${mes_cpu}/syscall.h include/arch
+
 cat <<EOF
 GNU Mes is configured for
    compiler:   $compiler

doc/mes.texi

@@ -935,7 +935,7 @@ The @var{option}s can be among the following:
 align @var{symbol}, the default is @code{functions}; other valid values
 are: @code{globals}.
 
-@item --base-address=ADRRESS
+@item --base-address=ADDRESS
 use BaseAddress ADDRESS [0x1000000]
 
 @item -c

guix/git/mes.scm

@@ -87,7 +87,7 @@ get_machine.")
 (define-public m2-planet
   (package
     (name "m2-planet")
-    (version "1.9.0")
+    (version "1.10.0")
     (source (origin
               (method git-fetch)
               (uri (git-reference
@@ -97,7 +97,7 @@ get_machine.")
               (file-name (git-file-name name version))
               (sha256
                (base32
-                "0cgvvq91cbxxm93k8ayyvhpaf3c2lv10qw4wyqwn3hc1qb1cfyvr"))))
+                "03ixvfdzhyy1d94iqpwl0p924pdvdp7yq4ggm05w3c013kzy2y12"))))
     (native-inputs (list mescc-tools))
     (build-system gnu-build-system)
     (arguments
@@ -189,7 +189,7 @@ extensive examples, including parsers for the Javascript and C99 languages.")
               (uri (string-append
                     "https://ftp.gnu.org/pub/gnu/mes/mes-" version ".tar.gz"))
               (sha256
-               (base32 #!mes!# "0d855agwawjjzwbjmvb5xlbwg77zdpwbjm9kjxc2wqvn0vmhq4im"))))
+               (base32 #!mes!# "0246sy5zm49zw4zs87hrq1j1x74mchijh4rlj2mzlwjccha5cybs"))))
     (build-system gnu-build-system)
     (supported-systems '("aarch64-linux" "armhf-linux" "i686-linux" "x86_64-linux"))
     (propagated-inputs (list mescc-tools nyacc))

include/assert.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -27,8 +27,9 @@
 #undef __MES_ASSERT_H
 #include_next <assert.h>
 #else // ! SYSTEM_LIBC
-#define assert(x) ((x) ? (void)0 : __assert_fail (#x))
+#define assert(x) ((x) ? (void)0 : __assert_fail (#x, 0, 0, 0))
-void __assert_fail (char *s);
+void __assert_fail (char const *s, char const *file, unsigned line,
+                    char const *function);
 #endif // ! SYSTEM_LIBC
 
 #endif // __MES_ASSERT_H

include/fcntl.h

@@ -69,8 +69,11 @@
 #define creat(file_name, mode) open (file_name, O_WRONLY | O_CREAT | O_TRUNC, mode)
 int dup (int old);
 int dup2 (int old, int new);
+
+#if !__M2__
 int fcntl (int filedes, int command, ...);
 int open (char const *s, int flags, ...);
+#endif
 
 #endif // ! SYSTEM_LIBC
 

include/float.h

@@ -29,6 +29,19 @@
 #define DBL_MIN_EXP -1021
 #define LDBL_MIN_EXP -1021
 
+// gcc-4.6
+#define DBL_EPSILON 1
+#define DBL_MANT_DIG 1
+#define DBL_MAX INT_MAX
+#define DBL_MIN INT_MIN
+
+#define FLT_RADIX 10
+
+#define LDBL_EPSILON 1
+#define LDBL_MANT_DIG 1
+#define LDBL_MAX INT_MAX
+#define LDBL_MIN INT_MIN
+
 #endif // ! SYSTEM_LIBC
 
 #endif // __MES_FLOAT_H

include/limits.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2018,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -33,6 +33,7 @@
 
 #define MB_CUR_MAX 1
 #define NAME_MAX 255
+#define PAGE_SIZE 4096
 #define PATH_MAX 512
 #define _POSIX_OPEN_MAX 16
 

include/linux/arm/kernel-stat.h

@@ -0,0 +1,83 @@
+/* -*-comment-start: "//";comment-end:""-*-
+ * GNU Mes --- Maxwell Equations of Software
+ * Copyright © 2017,2022 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 __MES_LINUX_ARM_KERNEL_STAT_H
+#define __MES_LINUX_ARM_KERNEL_STAT_H 1
+
+// https://github.com/torvalds/linux/blob/master/arch/arm/include/uapi/asm/stat.h
+
+#include <arch/syscall.h>
+
+// *INDENT-OFF*
+struct stat
+{
+  unsigned long  st_dev;
+  unsigned long  st_ino;
+  unsigned short st_mode;
+  unsigned short st_nlink;
+  unsigned short st_uid;
+  unsigned short st_gid;
+  unsigned long  st_rdev;
+  unsigned long  st_size;
+  unsigned long  st_blksize;
+  unsigned long  st_blocks;
+  unsigned long  st_atime;
+  unsigned long  st_atime_usec;
+  unsigned long  st_mtime;
+  unsigned long  st_mtime_usec;
+  unsigned long  st_ctime;
+  unsigned long  st_ctime_usec;
+  unsigned long  __pad0;
+  unsigned long  __pad1;
+};
+#if __SIZEOF_LONG_LONG__ == 8
+struct stat64
+{
+  unsigned long long st_dev;
+  unsigned char __pad0[4];
+  unsigned long __st_ino;
+  unsigned int st_mode;
+  unsigned int st_nlink;
+  unsigned long st_uid;
+  unsigned long st_gid;
+  unsigned long long st_rdev;
+  unsigned char __pad3[4];
+  long long st_size;
+  unsigned long st_blksize;
+  unsigned long long st_blocks;
+  unsigned long st_atime;
+  unsigned long st_atime_nsec;
+  unsigned long st_mtime;
+  unsigned int st_mtime_nsec;
+  unsigned long st_ctime;
+  unsigned long st_ctime_nsec;
+  unsigned long long st_ino;
+};
+
+#define stat stat64
+#undef SYS_stat
+#define SYS_stat SYS_stat64
+#undef SYS_lstat
+#define SYS_lstat SYS_lstat64
+#undef SYS_fstat
+#define SYS_fstat SYS_fstat64
+
+#endif // HAVE_LONG_LONG
+
+#endif // __MES_LINUX_ARM_KERNEL_STAT_H

include/linux/arm/syscall.h

@@ -25,47 +25,29 @@
 
 /* libc-mini */
 #ifndef SYS_exit
-// CONSTANT SYS_exit 0x01
 #define SYS_exit    0x01
 #endif
 #ifndef SYS_write
-// CONSTANT SYS_write 0x04
 #define SYS_write   0x04
 #endif
 
 /* libc */
-// CONSTANT SYS_fork 0x02
 #define SYS_fork    0x02
-// CONSTANT SYS_read 0x03
 #define SYS_read    0x03
-// CONSTANT SYS_open 0x05
 #define SYS_open    0x05
 //#define SYS_waitpid
-// CONSTANT SYS_wait4 0x72
 #define SYS_wait4   0x72
-// CONSTANT SYS_execve 0x0b
 #define SYS_execve  0x0b
-// CONSTANT SYS_chmod 0x0f
 #define SYS_chmod   0x0f
-// CONSTANT SYS_access 0x21
 #define SYS_access  0x21
-// CONSTANT SYS_brk 0x2d
 #define SYS_brk     0x2d
-// CONSTANT SYS_ioctl 0x36
 #define SYS_ioctl   0x36
-// CONSTANT SYS_fsync 0x76
 #define SYS_fsync   0x76
-// CONSTANT SYS_getcwd 0xb7
 #define SYS_getcwd  0xb7
-// CONSTANT SYS_dup 0x29
 #define SYS_dup     0x29
-// CONSTANT SYS_dup2 0x3f
 #define SYS_dup2    0x3f
-// CONSTANT SYS_unlink 0x0a
 #define SYS_unlink  0x0a
-// CONSTANT SYS_gettimeofday 0x4e
 #define SYS_gettimeofday 0x4e
-// CONSTANT SYS_clock_gettime 0x107
 #define SYS_clock_gettime 0x107
 
 /* libc+tcc */
@@ -73,6 +55,7 @@
 #define SYS_lseek  0x13
 #define SYS_rmdir  0x28
 #define SYS_stat   0x6a
+#define SYS_stat64 0xc3
 
 /* libc+gnu */
 #define SYS_chdir     0x0c
@@ -89,8 +72,10 @@
 #define SYS_fcntl     0x37
 #define SYS_getrusage 0x4d
 #define SYS_lstat     0x6b
+#define SYS_lstat64   0xc4
 #define SYS_setitimer 0x68
 #define SYS_fstat     0x6c
+#define SYS_fstat64   0xc5
 #define SYS_nanosleep 0xa2
 #define SYS_getdents  0x8d
 
@@ -109,4 +94,8 @@
 #define SYS_readlink  0x55
 #define SYS_mknod     0x0e
 
+// gcc-4.6.4
+#define SYS_mmap      0x5a
+#define SYS_munmap    0x5b
+
 #endif /* __MES_LINUX_ARM_SYSCALL_H */

include/linux/m2/kernel-stat.h

@@ -0,0 +1,47 @@
+/* -*-comment-start: "//";comment-end:""-*-
+ * GNU Mes --- Maxwell Equations of Software
+ * Copyright © 2022 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 __LINUX_M2_KERNEL_STAT_H
+#define __LINUX_M2_KERNEL_STAT_H
+
+// https://github.com/torvalds/linux/blob/master/arch/x86/include/uapi/asm/stat.h
+
+// *INDENT-OFF*
+struct stat
+{
+  unsigned st_dev;
+  unsigned st_ino;
+  char st_mode[2];
+  char st_nlink[2];
+  char st_uid[2];
+  char st_gid[2];
+  unsigned st_rdev;
+  unsigned st_size;
+  unsigned st_blksize;
+  unsigned st_blocks;
+  unsigned st_atime;
+  unsigned st_atime_usec;
+  unsigned st_mtime;
+  unsigned st_mtime_usec;
+  unsigned st_ctime;
+  unsigned st_ctime_usec;
+  unsigned __pad0;
+  unsigned __pad1;
+};
+#endif // __LINUX_M2_KERNEL_STAT_H

include/linux/x86/kernel-stat.h

@@ -0,0 +1,83 @@
+/* -*-comment-start: "//";comment-end:""-*-
+ * GNU Mes --- Maxwell Equations of Software
+ * Copyright © 2017,2022 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 __MES_LINUX_X86_KERNEL_STAT_H
+#define __MES_LINUX_X86_KERNEL_STAT_H 1
+
+// https://github.com/torvalds/linux/blob/master/arch/x86/include/uapi/asm/stat.h
+
+#include <arch/syscall.h>
+
+// *INDENT-OFF*
+struct stat
+{
+  unsigned long  st_dev;
+  unsigned long  st_ino;
+  unsigned short st_mode;
+  unsigned short st_nlink;
+  unsigned short st_uid;
+  unsigned short st_gid;
+  unsigned long  st_rdev;
+  unsigned long  st_size;
+  unsigned long  st_blksize;
+  unsigned long  st_blocks;
+  unsigned long  st_atime;
+  unsigned long  st_atime_usec;
+  unsigned long  st_mtime;
+  unsigned long  st_mtime_usec;
+  unsigned long  st_ctime;
+  unsigned long  st_ctime_usec;
+  unsigned long  __pad0;
+  unsigned long  __pad1;
+};
+#if __SIZEOF_LONG_LONG__ == 8
+struct stat64
+{
+  unsigned long long st_dev;
+  unsigned char __pad0[4];
+  unsigned long __st_ino;
+  unsigned int st_mode;
+  unsigned int st_nlink;
+  unsigned long st_uid;
+  unsigned long st_gid;
+  unsigned long long st_rdev;
+  unsigned char __pad3[4];
+  long long st_size;
+  unsigned long st_blksize;
+  unsigned long long st_blocks;
+  unsigned long st_atime;
+  unsigned long st_atime_nsec;
+  unsigned long st_mtime;
+  unsigned int st_mtime_nsec;
+  unsigned long st_ctime;
+  unsigned long st_ctime_nsec;
+  unsigned long long st_ino;
+};
+
+#define stat stat64
+#undef SYS_stat
+#define SYS_stat SYS_stat64
+#undef SYS_lstat
+#define SYS_lstat SYS_lstat64
+#undef SYS_fstat
+#define SYS_fstat SYS_fstat64
+
+#endif // HAVE_LONG_LONG
+
+#endif // __MES_LINUX_X86_KERNEL_STAT_H

include/linux/x86/syscall.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -22,50 +22,30 @@
 
 /* libc-mini */
 #ifndef SYS_exit
-// CONSTANT SYS_exit 0x01
 #define SYS_exit    0x01
 #endif
 #ifndef SYS_write
-// CONSTANT SYS_write 0x04
 #define SYS_write   0x04
 #endif
 
 /* libc */
-// CONSTANT SYS_fork 0x02
 #define SYS_fork    0x02
-// CONSTANT SYS_read 0x03
 #define SYS_read    0x03
-// CONSTANT SYS_open 0x05
 #define SYS_open    0x05
-// CONSTANT SYS_waitpid 0x07
 #define SYS_waitpid 0x07
-// CONSTANT SYS_wait4 0x72
 #define SYS_wait4   0x72
-// CONSTANT SYS_execve 0x0b
 #define SYS_execve  0x0b
-// CONSTANT SYS_chmod 0x0f
 #define SYS_chmod   0x0f
-// CONSTANT SYS_access 0x21
 #define SYS_access  0x21
-// CONSTANT SYS_brk 0x2d
 #define SYS_brk     0x2d
-// CONSTANT SYS_ioctl 0x36
 #define SYS_ioctl   0x36
-// CONSTANT SYS_fsync 0x76
 #define SYS_fsync   0x76
-// CONSTANT SYS_getcwd 0xb7
 #define SYS_getcwd 0xb7
-// CONSTANT SYS_dup 0x29
 #define SYS_dup       0x29
-// CONSTANT SYS_dup2 0x3f
 #define SYS_dup2      0x3f
-// CONSTANT SYS_unlink 0x0a
 #define SYS_unlink 0x0a
-// CONSTANT SYS_gettimeofday 0x4e
 #define SYS_gettimeofday 0x4e
-// CONSTANT SYS_clock_gettime 0x109
 #define SYS_clock_gettime 0x109
-// CONSTANT SYS_time 0x0d
 #define SYS_time   0x0d
 
 /* libc+tcc */
@@ -73,9 +53,9 @@
 #define SYS_lseek  0x13
 #define SYS_rmdir  0x28
 #define SYS_stat   0x6a
+#define SYS_stat64 0xc3
 
 /* libc+gnu */
-
 #define SYS_chdir     0x0c
 #define SYS_link      0x09
 #define SYS_getpid    0x14
@@ -92,8 +72,10 @@
 #define SYS_fcntl     0x37
 #define SYS_getrusage 0x4d
 #define SYS_lstat     0x6b
+#define SYS_lstat64   0xc4
 #define SYS_setitimer 0x68
 #define SYS_fstat     0x6c
+#define SYS_fstat64   0xc5
 #define SYS_nanosleep 0xa2
 #define SYS_getdents  0x8d
 
@@ -112,4 +94,8 @@
 #define SYS_readlink  0x55
 #define SYS_mknod     0x0e
 
+// gcc-4.6.4
+#define SYS_mmap      0x5a
+#define SYS_munmap    0x5b
+
 #endif /* __MES_LINUX_X86_SYSCALL_H */

include/linux/x86_64/kernel-stat.h

@@ -0,0 +1,51 @@
+/* -*-comment-start: "//";comment-end:""-*-
+ * GNU Mes --- Maxwell Equations of Software
+ * Copyright © 2017,2022 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 __MES_LINUX_X86_64_KERNEL_STAT_H
+#define __MES_LINUX_X86_64_KERNEL_STAT_H 1
+
+// https://github.com/torvalds/linux/blob/master/arch/x86/include/uapi/asm/stat.h
+
+// *INDENT-OFF*
+struct stat
+{
+  unsigned long	st_dev;
+  unsigned long	st_ino;
+  unsigned long	st_nlink;
+  unsigned int	st_mode;
+  unsigned int	st_uid;
+  unsigned int	st_gid;
+  unsigned int	__pad0;
+  unsigned long	st_rdev;
+  unsigned long	st_size;
+  unsigned long	st_atime;
+  unsigned long	st_atime_nsec;
+  unsigned long	st_mtime;
+  unsigned long	st_mtime_nsec;
+  unsigned long	st_ctime;
+  unsigned long	st_ctime_nsec;
+  unsigned long	st_blksize;
+  long		st_blocks;
+  unsigned long	__pad1;
+  unsigned long	__pad2;
+  unsigned long	__pad3;
+  unsigned long	__pad4;
+};
+
+#endif // __MES_LINUX_X86_64_KERNEL_STAT_H

include/linux/x86_64/syscall.h

@@ -85,4 +85,8 @@
 #define SYS_readlink  0x59
 #define SYS_mknod     0x85
 
+// gcc-4.6.4
+#define SYS_mmap      0x09
+#define SYS_munmap    0x0b
+
 #endif // __MES_LINUX_X86_64_SYSCALL_H

include/locale.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2018,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -38,6 +38,30 @@
 #endif
 // *INDENT-ON*
 
+struct lconv
+{
+  char *decimal_point;
+  char *thousands_sep;
+  char *grouping;
+
+  char *int_curr_symbol;
+  char *currency_symbol;
+  char *mon_decimal_point;
+  char *mon_thousands_sep;
+  char *mon_grouping;
+  char *positive_sign;
+  char *negative_sign;
+  char int_frac_digits;
+  char frac_digits;
+  char p_cs_precedes;
+  char p_sep_by_space;
+  char n_cs_precedes;
+  char n_sep_by_space;
+  char p_sign_posn;
+  char n_sign_posn;
+};
+
+struct lconv * localeconv (void);
 char *setlocale (int category, char const *locale);
 
 #endif // ! SYSTEM_LIBC

include/m2/lib.h

@@ -1,70 +0,0 @@
-/*
- * 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;
-
-// CONSTANT EOF 0xffffffff
-// CONSTANT __FILEDES_MAX 512
-
-char* cast_intp_to_charp (int *i);
-char* cast_long_to_charp (long i);
-long cast_charp_to_long (char const *);
-long cast_int_to_long (int i);
-long cast_voidp_to_long (void const *);
-
-char *itoa (int number);
-char *ltoa (long number);
-int __ungetc_p (int filedes);
-int eputs (char *s);
-int oputs (char *s);
-int puts (char *s);
-size_t strlen (char *s);
-ssize_t _write ();
-ssize_t write (int filedes, void *buffer, size_t size);
-void __ungetc_clear (int filedes);
-void __ungetc_init ();
-void __ungetc_set (int filedes, int c);
-
-struct timezone
-{
-  int tz_minuteswest;
-  int tz_dsttime;
-};
-
-struct timespec
-{
-  long tv_sec;
-  long tv_nsec;
-};
-
-struct timeval
-{
-  long tv_sec;
-  long tv_usec;
-};
-
-#endif /* __M2_LIB_H */

include/math.h

@@ -31,6 +31,7 @@ double cos (double x);
 double exp (double x);
 double fabs (double number);
 double floor (double x);
+long int labs (long int number);
 double ldexp (double value, int exponent);
 double log (double x);
 double modf (double value, double *integer_part);

include/mes/constants.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -23,76 +23,32 @@
 
 /* Cell types */
 
-// CONSTANT TCHAR          0
 #define TCHAR              0
 
-// CONSTANT TBYTES         1
 #define TBYTES             1
-// CONSTANT TCLOSURE       2
 #define TCLOSURE           2
-// CONSTANT TCONTINUATION  3
 #define TCONTINUATION      3
-// CONSTANT TKEYWORD       4
 #define TKEYWORD           4
-// CONSTANT TMACRO         5
 #define TMACRO             5
-// CONSTANT TNUMBER        6
 #define TNUMBER            6
-// CONSTANT TPAIR          7
 #define TPAIR              7
-// CONSTANT TPORT          8
 #define TPORT              8
-// CONSTANT TREF           9
 #define TREF               9
-// CONSTANT TSPECIAL      10
 #define TSPECIAL          10
-// CONSTANT TSTRING       11
 #define TSTRING           11
-// CONSTANT TSTRUCT       12
 #define TSTRUCT           12
-// CONSTANT TSYMBOL       13
 #define TSYMBOL           13
-// CONSTANT TVALUES       14
 #define TVALUES           14
-// CONSTANT TVARIABLE     15
 #define TVARIABLE         15
-// CONSTANT TVECTOR       16
 #define TVECTOR           16
-// CONSTANT TBROKEN_HEART 17
 #define TBROKEN_HEART     17
 
 /* Struct types */
 
-// CONSTANT STRUCT_TYPE 0
 #define STRUCT_TYPE 0
-// CONSTANT STRUCT_PRINTER 1
 #define STRUCT_PRINTER 1
 
-// CONSTANT GC_FRAME_SIZE 5
 #define GC_FRAME_SIZE 5
-// CONSTANT GC_FRAME_PROCEDURE 4
 #define GC_FRAME_PROCEDURE 4
 
-// CONSTANT STDIN 0
-// CONSTANT STDOUT 1
-// CONSTANT STDERR 2
-
-/* Unknown type 1
-// CONSTANT EOF -1
-*/
-
-// CONSTANT O_RDONLY 0
-// CONSTANT O_WRONLY 1
-// CONSTANT O_CREAT 0x40
-// CONSTANT O_TRUNC 0x200
-
-// CONSTANT PATH_MAX 1024
-// CONSTANT __FILEDES_MAX 512
-
-// CONSTANT S_IRUSR 00400
-// CONSTANT S_IWUSR 00200
-
-// CONSTANT CLOCK_PROCESS_CPUTIME_ID 2
-
-
 #endif /* __MES_CONSTANTS_H */

include/mes/lib-mini.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2020,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -25,21 +25,27 @@
 #include <mes/config.h>
 #endif
 
-// CONSTANT STDIN 0
 #ifndef STDIN
 #define STDIN 0
 #endif
 
-// CONSTANT STDOUT 1
 #ifndef STDOUT
 #define STDOUT 1
 #endif
 
-// CONSTANT STDERR 2
 #ifndef STDERR
 #define STDERR 2
 #endif
 
+/* M2-Planet does not support pointer arithmetic.  Explicitly compensate
+   for that by multiplying with M2_PTR_SIZE when using (char)
+   pointers. */
+#if __M2__
+#define M2_PTR_SIZE 4
+#else
+#define M2_PTR_SIZE 1
+#endif
+
 extern char **environ;
 extern int __stdin;
 extern int __stdout;
@@ -63,10 +69,14 @@ int oputs (char const *s);
 #ifndef __MES_SIZE_T
 #define __MES_SIZE_T
 #undef size_t
+#if __M2__
+typedef unsigned size_t;
+#else
 typedef unsigned long size_t;
 #endif
 #endif
 #endif
+#endif
 
 #ifndef _SSIZE_T
 #define _SSIZE_T

include/mes/lib.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2020,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -23,6 +23,9 @@
 
 #include <mes/lib-mini.h>
 
+#define __FILEDES_MAX 512
+extern char *__brk;
+
 char *cast_intp_to_charp (int const *i);
 char *cast_long_to_charp (long i);
 long cast_charp_to_long (char const *);
@@ -34,14 +37,11 @@ void __ungetc_init ();
 void __ungetc_clear (int filedes);
 void __ungetc_set (int filedes, int c);
 int __ungetc_p (int filedes);
-double abtod (char const **p, int base);
 long abtol (char const **p, int base);
-char *dtoab (double number, int base, int signed_p);
 char *itoa (int number);
 char *ltoa (long number);
 char *ltoab (long x, int base);
 char *ntoab (long number, unsigned base, int signed_p);
-char *ultoa (unsigned long number);
 char *utoa (unsigned number);
 int eputc (int c);
 int fdgetc (int fd);
@@ -61,29 +61,31 @@ char *search_path (char const *file_name);
 ssize_t _read (int fd, void *buffer, size_t size);
 void assert_msg (int check, char *msg);
 
-extern char *__brk;
+long __mesabi_imod (long a, long b);
-extern void (*__call_at_exit) (void);
+long __mesabi_idiv (long a, long b);
-
+void *__memcpy (void *dest, void const *src, size_t n);
-#define __FILEDES_MAX 512
+void *__memmove (void *dest, void const *src, size_t n);
+void *__memset (void *s, int c, size_t n);
+int __raise (int signal);
 
 #if !SYSTEM_LIBC
-void __assert_fail (char *s);
+void __assert_fail (char const *s, char const *file, unsigned line,
+                    char const *function);
 ssize_t __buffered_read (int filedes, void *buffer, size_t size);
 size_t __buffered_read_clear (int filedes);
 void _exit (int code);
 long brk (void *addr);
 #endif // !SYSTEM_LIBC
 
-long __mesabi_imod (long a, long b);
+#if !__M2__
-long __mesabi_idiv (long a, long b);
+extern void (*__call_at_exit) (void);
+double abtod (char const **p, int base);
+char *dtoab (double number, int base, int signed_p);
+char *ultoa (unsigned long number);
 unsigned long __mesabi_umod (unsigned long a, unsigned long b);
 unsigned long __mesabi_udiv (unsigned long a, unsigned long b);
 unsigned long __mesabi_uldiv (unsigned long a, unsigned long b,
                               unsigned long *remainder);
-
+#endif
-void *__memcpy (void *dest, void const *src, size_t n);
-void *__memmove (void *dest, void const *src, size_t n);
-void *__memset (void *s, int c, size_t n);
-int __raise (int signal);
 
 #endif //__MES_LIB_H

include/mes/mes.h

@@ -53,6 +53,15 @@ struct scm
   };
 };
 
+/* M2-Planet does not support pointer arithmetic.  Explicitly compensate
+   for that by multiplying with M2_CELL_SIZE when using cell
+   pointers. */
+#if __M2__
+#define M2_CELL_SIZE 12
+#else
+#define M2_CELL_SIZE 1
+#endif
+
 /* mes */
 extern char *g_datadir;
 extern int g_debug;

include/mes/symbols.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019,2021 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2021,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -137,14 +137,8 @@ extern struct scm *cell_type_broken_heart;
 extern struct scm *cell_symbol_program;
 extern struct scm *cell_symbol_test;
 
-// CONSTANT SYMBOL_MAX 114
 #define SYMBOL_MAX 114
-
-// CONSTANT CELL_UNSPECIFIED 7
 #define CELL_UNSPECIFIED 7
-
-// CONSTANT CELL_SYMBOL_RECORD_TYPE 82
 #define CELL_SYMBOL_RECORD_TYPE 82
 
-
 #endif /* __MES_SYMBOLS_H */

include/signal.h

@@ -29,9 +29,12 @@
 
 #define _SIGSET_NITEMS (_NSIG / (8 * sizeof(unsigned long)))
 
-typedef struct {
+#if !__M2__
+typedef struct
+{
   unsigned long items[_SIGSET_NITEMS];
 } sigset_t;
+#endif
 typedef long stack_t;
 
 #include <sys/types.h>
@@ -91,6 +94,7 @@ typedef long stack_t;
 #define SA_NOMASK  SA_NODEFER
 #define SA_ONESHOT SA_RESETHAND
 
+#if !__M2__ // lacks short, casts
 typedef struct siginfo_t
 {
   int          si_signo;
@@ -120,7 +124,7 @@ typedef struct siginfo_t
 } siginfo_t;
 // *INDENT-ON*
 
-#if __MESC__
+#if __M2__ || __MESC__
 typedef long sighandler_t;
 #else
 typedef void (*sighandler_t) (int);
@@ -255,6 +259,7 @@ int sigemptyset (sigset_t * set);
 #endif
 int sigprocmask (int how, sigset_t const *set, sigset_t * oldset);
 
+#endif // !__M2__
 #endif //! SYSTEM_LIBC
 
 #endif // __MES_SIGNAL_H

include/stdint.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2020,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  * Copyright © 2018 Peter De Wachter <pdewacht@gmail.com>
  *
  * This file is part of GNU Mes.
@@ -55,10 +55,8 @@ typedef unsigned short uint16_t;
 typedef short int16_t;
 typedef unsigned uint32_t;
 typedef int int32_t;
-#if __SIZEOF_LONG_LONG__ == 8
 typedef unsigned long long uint64_t;
 typedef long long int64_t;
-#endif // __SIZEOF_LONG_LONG__ == 8
 
 typedef int intmax_t;
 typedef unsigned uintmax_t;
@@ -87,6 +85,12 @@ typedef unsigned uintmax_t;
 
 #define INT_MIN -2147483648
 #define INT_MAX 2147483647
+
+#define SHRT_MAX INT16_MAX
+#define SHRT_MIN INT16_MIN
+#define USHRT_MAX UINT16_MAX
+#define USHRT_MIN UINT16_MIN
+
 #if __i386__ || __arm__
 #define LONG_MIN INT_MIN
 #define LONG_MAX INT_MAX
@@ -105,6 +109,8 @@ typedef unsigned uintmax_t;
 #define SIZE_MAX UINT64_MAX
 #endif
 
+#define SSIZE_MAX LONG_MAX
+
 #endif // ! SYSTEM_LIBC
 
 #endif // __MES_STDINT_H

include/stdio.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -65,30 +65,35 @@ int ferror (FILE * stream);
 int fflush (FILE * stream);
 int fgetc (FILE * stream);
 char *fgets (char *s, int size, FILE * stream);
-int fprintf (FILE * stream, char const *format, ...);
+int fileno (FILE *);
 int fpurge (FILE * stream);
 int fputc (int c, FILE * stream);
 int fputs (char const *s, FILE * stream);
-int fscanf (FILE * stream, char const *template, ...);
 int fseek (FILE * stream, long offset, int whence);
 int getc (FILE * stream);
 int getchar (void);
 char *getlogin (void);
-int printf (char const *format, ...);
 int putc (int c, FILE * stream);
 int putchar (int c);
 int puts (char const *s);
 int remove (char const *file_name);
+void rewind (FILE * stream);
 int setvbuf (FILE * stream, char *buf, int mode, size_t size);
-int snprintf (char *str, size_t size, char const *format, ...);
-int sprintf (char *str, char const *format, ...);
-int sscanf (char const *str, char const *format, ...);
 int ungetc (int c, FILE * stream);
 long ftell (FILE * stream);
 size_t fread (void *ptr, size_t size, size_t count, FILE * stream);
 size_t freadahead (FILE * fp);
 size_t fwrite (void const *ptr, size_t size, size_t count, FILE * stream);
 
+#if !__M2__
+int fprintf (FILE * stream, char const *format, ...);
+int fscanf (FILE * stream, char const *template, ...);
+int printf (char const *format, ...);
+int snprintf (char *str, size_t size, char const *format, ...);
+int sprintf (char *str, char const *format, ...);
+int sscanf (char const *str, char const *format, ...);
+#endif // !__M2__
+
 #endif // ! SYSTEM_LIBC
 
 #endif // __MES_STDIO_H

include/string.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -47,7 +47,9 @@ size_t strlen (char const *);
 char *strncpy (char *to, char const *from, size_t size);
 int strncmp (char const *, char const *, size_t);
 char *strrchr (char const *s, int c);
+char *strsignal (int signum);
 char *strstr (char const *haystack, char const *needle);
+char *strtok (char *new_string, char const *delimiters);
 char *strlwr (char *string);
 char *strupr (char *string);
 

include/sys/ioctl.h

@@ -28,8 +28,13 @@
 
 #define TCGETS 0x5401
 #define TCGETA 0x5405
+#if __M2__
+int ioctl (int fd, unsigned request, long data);
+int ioctl3 (int fd, unsigned request, long data);
+#else
 int ioctl (int fd, unsigned long request, ...);
 int ioctl3 (int fd, unsigned long request, long data);
+#endif
 
 #endif // ! SYSTEM_LIBC
 

include/sys/mman.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -25,19 +25,25 @@
 #include_next <sys/mman.h>
 #else // ! SYSTEM_LIBC
 
-#ifndef __MES_SIZE_T
+#include <sys/types.h>
-#define __MES_SIZE_T
+
-typedef unsigned long size_t;
+#define MAP_SHARED    0x01
-#endif
+#define MAP_PRIVATE   0x02
+#define MAP_ANONYMOUS 0x20
+#define MAP_POPULATE  0x08000
+
+#define MAP_ANON MAP_ANONYMOUS
+#define MAP_FAILED ((void*)-1)
 
 #define PROT_NONE 0
 #define PROT_READ 1
 #define PROT_WRITE 2
 #define PROT_EXEC 4
 
+void *mmap (void *address, size_t length, int protect, int flags, int filedes, off_t offset);
 int mprotect (void *addr, size_t len, int prot);
+int munmap (void *addr, size_t length);
 
 #endif // ! SYSTEM_LIBC
 
 #endif // __MES_SYS_MMAN_H
-

include/sys/resource.h

@@ -32,20 +32,20 @@ struct rusage
 {
   struct timeval ru_utime;
   struct timeval ru_stime;
-  long int ru_maxrss;
+  long ru_maxrss;
-  long int ru_ixrss;
+  long ru_ixrss;
-  long int ru_idrss;
+  long ru_idrss;
-  long int ru_isrss;
+  long ru_isrss;
-  long int ru_minflt;
+  long ru_minflt;
-  long int ru_majflt;
+  long ru_majflt;
-  long int ru_nswap;
+  long ru_nswap;
-  long int ru_inblock;
+  long ru_inblock;
-  long int ru_oublock;
+  long ru_oublock;
-  long int ru_msgsnd;
+  long ru_msgsnd;
-  long int ru_msgrcv;
+  long ru_msgrcv;
-  long int ru_nsignals;
+  long ru_nsignals;
-  long int ru_nvcsw;
+  long ru_nvcsw;
-  long int ru_nivcsw;
+  long ru_nivcsw;
 };
 
 #define RUSAGE_SELF 0

include/sys/stat.h

@@ -19,7 +19,7 @@
  * along with GNU Mes.  If not, see <http://www.gnu.org/licenses/>.
  */
 #ifndef __MES_SYS_STAT_H
-#define __MES_SYS_STAT_H 1lei
+#define __MES_SYS_STAT_H 1
 
 #if SYSTEM_LIBC
 #undef __MES_SYS_STAT_H
@@ -29,60 +29,13 @@
 
 #include <time.h>
 #include <sys/types.h>
+#include <arch/kernel-stat.h>
 
 #ifndef __MES_MODE_T
 #define __MES_MODE_T
 typedef int mode_t;
 #endif
 
-// *INDENT-OFF*
-#if __i386__ || __arm__
-struct stat
-{
-  unsigned long  st_dev;
-  unsigned long  st_ino;
-  unsigned short st_mode;
-  unsigned short st_nlink;
-  unsigned short st_uid;
-  unsigned short st_gid;
-  unsigned long  st_rdev;
-  long           st_size; /* Linux: unsigned long; glibc: off_t (i.e. signed) */
-  unsigned long  st_blksize;
-  unsigned long  st_blocks;
-  time_t         st_atime; /* Linux: unsigned long; glibc: time_t */
-  unsigned long  st_atime_usec;
-  time_t         st_mtime; /* Linux: unsigned long; glibc: time_t */
-  unsigned long  st_mtime_usec;
-  time_t         st_ctime; /* Linux: unsigned long; glibc: time_t */
-  unsigned long  st_ctime_usec;
-  unsigned long  __foo0;
-  unsigned long  __foo1;
-};
-#elif __x86_64__
-struct stat
-{
-  unsigned long  st_dev;
-  unsigned long  st_ino;
-  unsigned int   st_mode;
-  unsigned int   st_nlink;
-  unsigned int   st_uid;
-  unsigned int   st_gid;
-  unsigned long  st_rdev;
-  long           st_size;
-  unsigned long  st_blksize;
-  unsigned long  st_blocks;
-  time_t         st_atime;
-  unsigned long  st_atime_usec;
-  time_t         st_mtime;
-  unsigned long  st_mtime_usec;
-  time_t         st_ctime;
-  unsigned long  st_ctime_usec;
-  unsigned long  __foo0;
-  unsigned long  __foo1;
-};
-#endif
-// *INDENT-ON*
-
 int chmod (char const *file_name, mode_t mode);
 int fstat (int filedes, struct stat *buf);
 int mkdir (char const *file_name, mode_t mode);

include/sys/types.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -32,7 +32,12 @@
 #endif
 
 #ifndef EOF
-#define EOF -1
+// FIXME M2_Planet chokes on -1, even inside #if ! __M2__
+#if __arm__ || __i386__
+#define EOF 0xffffffff
+#else
+#define EOF 0xffffffffffffffff
+#endif
 #endif
 
 #ifndef NULL
@@ -66,15 +71,23 @@ typedef unsigned gid_t;
 #ifndef __MES_INO_T
 #define __MES_INO_T
 #undef ino_t
+#if __M2__
+typedef unsigned ino_t;
+#else
 typedef unsigned long ino_t;
 #endif
+#endif
 
 #if __SIZEOF_LONG_LONG__ == 8
 #ifndef __MES_INO64_T
 #define __MES_INO64_T
 #undef ino64_t
+#if __M2__
+typedef unsigned ino64_t;
+#else
 typedef unsigned long long ino64_t;
 #endif
+#endif
 #endif // __SIZEOF_LONG_LONG__ == 8
 
 #if !defined (__MES_INTPTR_T) && !defined (__intptr_t_defined)
@@ -83,8 +96,12 @@ typedef unsigned long long ino64_t;
 #undef intptr_t
 typedef long intptr_t;
 #undef uintptr_t
+#if __M2__
+typedef unsigned uintptr_t;
+#else
 typedef unsigned long uintptr_t;
 #endif
+#endif
 
 #ifndef __MES_OFF_T
 #define __MES_OFF_T
@@ -96,8 +113,12 @@ typedef long off_t;
 #ifndef __MES_OFF64_T
 #define __MES_OFF64_T
 #undef off64_t
+#if __M2__
+typedef unsigned off64_t;
+#else
 typedef unsigned long long off64_t;
 #endif
+#endif
 #endif // __SIZEOF_LONG_LONG__ == 8
 
 #ifndef __MES_PID_T
@@ -126,9 +147,13 @@ typedef long sigval_t;
 #ifndef __MES_SIZE_T
 #define __MES_SIZE_T
 #undef size_t
+#if __M2__
+typedef unsigned size_t;
+#else
 typedef unsigned long size_t;
 #endif
 #endif
+#endif
 
 #ifndef __MES_SSIZE_T
 #define __MES_SSIZE_T

include/sys/wait.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,6 +20,8 @@
 #ifndef __MES_SYS_WAIT_H
 #define __MES_SYS_WAIT_H 1
 
+#include <sys/resource.h>
+
 #if SYSTEM_LIBC
 #undef __MES_SYS_WAIT_H
 #include_next <sys/wait.h>
@@ -35,6 +37,8 @@ typedef int pid_t;
 
 pid_t waitpid (pid_t pid, int *status_ptr, int options);
 pid_t wait (int *status_ptr);
+pid_t wait4 (pid_t pid, int *wstatus, int options,
+             struct rusage *rusage);
 
 #endif // ! SYSTEM_LIBC
 

include/time.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -27,8 +27,8 @@
 
 #ifndef __MES_TIME_T
 #define __MES_TIME_T 1
-typedef long int clockid_t;
+typedef long clockid_t;
-typedef long int time_t;
+typedef long time_t;
 #endif
 
 struct tm
@@ -56,6 +56,7 @@ struct timespec
 #endif // __MES_STRUCT_TIMESPEC
 
 #define CLOCK_PROCESS_CPUTIME_ID 2
+char *asctime (struct tm const *broken_time);
 int clock_gettime (clockid_t clk_id, struct timespec *tp);
 struct tm *localtime (time_t const *timep);
 struct tm *gmtime (time_t const *time);

include/unistd.h

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2017,2018 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2017,2018,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -74,6 +74,7 @@ int setgid (gid_t newgid);
 int setuid (uid_t newuid);
 uid_t geteuid (void);
 gid_t getegid (void);
+int getpagesize (void);
 pid_t getpgrp (void);
 pid_t getpid (void);
 pid_t getppid (void);
@@ -90,6 +91,7 @@ char *sbrk (ptrdiff_t delta);
 void *sbrk (intptr_t delta);
 #endif
 int symlink (char const *old_name, char const *new_name);
+long sysconf (int name);
 int unlink (char const *file_name);
 ssize_t write (int filedes, void const *buffer, size_t size);
 

kaem.arm

@@ -0,0 +1,24 @@
+#! /bin/sh
+# Copyright © 2022 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
+
+mes_cpu=arm
+stage0_cpu=armv7l
+kaem --verbose --strict

kaem.run

@@ -25,34 +25,41 @@ stage0_cpu=${stage0_cpu:-x86}
 mkdir -p m2
 
 M2-Planet                                       \
-    --bootstrap-mode                            \
     --debug                                     \
     --architecture ${stage0_cpu}                \
-    -f include/m2/lib.h                         \
+    -D __linux__=1                              \
+    -f include/mes/config.h                     \
+    -f include/mes/lib-mini.h                   \
+    -f include/mes/lib.h                        \
     -f lib/linux/${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/mes/globals.c                        \
     -f lib/m2/cast.c                            \
-    -f lib/m2/exit.c                            \
+    -f lib/stdlib/exit.c                        \
-    -f lib/mes/mini-write.c                     \
+    -f lib/mes/write.c                          \
-    -f lib/linux/${mes_cpu}-mes-m2/syscall.c    \
     -f include/linux/${mes_cpu}/syscall.h       \
+    -f lib/linux/${mes_cpu}-mes-m2/syscall.c    \
     -f lib/stub/__raise.c                       \
     -f lib/linux/brk.c                          \
-    -f lib/m2/malloc.c                          \
+    -f lib/linux/malloc.c                       \
     -f lib/string/memset.c                      \
-    -f lib/m2/read.c                            \
+    -f lib/linux/read.c                         \
     -f lib/mes/fdgetc.c                         \
     -f lib/stdio/getchar.c                      \
     -f lib/stdio/putchar.c                      \
-    -f lib/m2/open.c                            \
+    -f lib/stub/__buffered_read.c               \
-    -f lib/m2/mes_open.c                        \
+    -f lib/linux/_open3.c                       \
+    -f lib/linux/open.c                         \
+    -f lib/mes/mes_open.c                       \
     -f lib/string/strlen.c                      \
     -f lib/mes/eputs.c                          \
     -f lib/mes/fdputc.c                         \
     -f lib/mes/eputc.c                          \
                                                 \
+    -f include/time.h                           \
+    -f include/sys/time.h                       \
+    -f include/sys/types.h                      \
     -f include/mes/mes.h                        \
     -f include/mes/builtins.h                   \
     -f include/mes/constants.h                  \
@@ -81,17 +88,23 @@ M2-Planet                                       \
     -f lib/mes/fdungetc.c                       \
     -f lib/posix/setenv.c                       \
     -f lib/linux/access.c                       \
-    -f lib/m2/chmod.c                           \
+    -f include/linux/m2/kernel-stat.h           \
+    -f include/sys/stat.h                       \
+    -f lib/linux/chmod.c                        \
     -f lib/linux/ioctl3.c                       \
+    -f include/sys/ioctl.h                      \
     -f lib/m2/isatty.c                          \
     -f lib/linux/fork.c                         \
     -f lib/m2/execve.c                          \
     -f lib/m2/execv.c                           \
-    -f lib/m2/waitpid.c                         \
+    -f include/sys/resource.h                   \
+    -f lib/linux/wait4.c                        \
+    -f lib/linux/waitpid.c                      \
     -f lib/linux/gettimeofday.c                 \
-    -f lib/m2/clock_gettime.c                   \
+    -f lib/linux/clock_gettime.c                \
     -f lib/m2/time.c                            \
     -f lib/linux/_getcwd.c                      \
+    -f include/limits.h                         \
     -f lib/m2/getcwd.c                          \
     -f lib/linux/dup.c                          \
     -f lib/linux/dup2.c                         \
@@ -102,6 +115,7 @@ M2-Planet                                       \
     -f src/core.c                               \
     -f src/display.c                            \
     -f src/eval-apply.c                         \
+    -f include/fcntl.h                          \
     -f src/gc.c                                 \
     -f src/hash.c                               \
     -f src/lib.c                                \
@@ -109,6 +123,7 @@ M2-Planet                                       \
     -f src/math.c                               \
     -f src/mes.c                                \
     -f src/module.c                             \
+    -f include/signal.h                         \
     -f src/posix.c                              \
     -f src/reader.c                             \
     -f src/stack.c                              \

kaem.x86

@@ -0,0 +1,24 @@
+#! /bin/sh
+# Copyright © 2022 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
+
+mes_cpu=x86
+stage0_cpu=x86
+kaem --verbose --strict

lib/dirent/readdir.c

@@ -39,7 +39,7 @@ struct dirent *
 readdir (DIR * dirp)
 {
   struct dirent *dp;
-  int saved_errno = errno;
+  int save_errno = errno;
 
   do
     {
@@ -64,7 +64,7 @@ readdir (DIR * dirp)
             {
               /* Don't modifiy errno when reaching EOF.  */
               if (bytes == 0)
-                errno = saved_errno;
+                errno = save_errno;
               dp = 0;
               break;
             }

lib/linux/_getcwd.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,7 +20,7 @@
 
 #include <mes/lib.h>
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 char *
 _getcwd (char *buffer, size_t size)

lib/linux/_open3.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,14 +19,16 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <mes/lib.h>
 #include <fcntl.h>
 
 int
 _open3 (char const *file_name, int flags, int mask)
 {
-  int r = _sys_call3 (SYS_open, (long) file_name, (int) flags, (int) mask);
+  long long_file_name = cast_voidp_to_long (file_name);
+  int r = _sys_call3 (SYS_open, long_file_name, flags, mask);
+  __ungetc_init ();
   if (r > 2)
     {
       __ungetc_clear (r);

lib/linux/_read.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <mes/lib.h>
 #include <fcntl.h>
 

lib/linux/access.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,7 +20,7 @@
 
 #include <mes/lib.h>
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 access (char const *file_name, int how)

lib/linux/arm-mes-gcc/syscall.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2020,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <errno.h>
-#include <linux/x86/syscall.h>
+#include <linux/arm/syscall.h>
 
 #if !__TINYC__
 // *INDENT-OFF*
@@ -187,7 +187,6 @@ __sys_call4 (long sys_call, long one, long two, long three, long four)
 }
 #endif //__TINYC__
 
-#if 0
 long
 __sys_call6 (long sys_call, long one, long two, long three, long four, long five, long six)
 {
@@ -208,7 +207,6 @@ __sys_call6 (long sys_call, long one, long two, long three, long four, long five
        );
   return r;
 }
-#endif
 
 // *INDENT-ON*
 
@@ -282,7 +280,6 @@ _sys_call4 (long sys_call, long one, long two, long three, long four)
   return r;
 }
 
-#if 0
 long
 _sys_call6 (long sys_call, long one, long two, long three, long four, long five, long six)
 {
@@ -296,4 +293,3 @@ _sys_call6 (long sys_call, long one, long two, long three, long four, long five,
     errno = 0;
   return r;
 }
-#endif

lib/linux/brk.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,7 +20,7 @@
 
 #include <mes/lib.h>
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 long
 brk (void *addr)

lib/linux/chdir.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 chdir (char const *file_name)

lib/linux/chmod.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,7 +20,7 @@
 
 #include <mes/lib.h>
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/stat.h>
 
 int

lib/linux/clock_gettime.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,7 +20,7 @@
 
 #include <mes/lib.h>
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <time.h>
 
 int

lib/linux/close.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <mes/lib.h>
 
 int

lib/linux/dup.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 dup (int old)

lib/linux/dup2.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 dup2 (int old, int new)

lib/linux/execve.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 execve (char const *file_name, char *const argv[], char *const env[])

lib/linux/fcntl.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <stdarg.h>
 
 int

lib/linux/fork.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 fork ()

lib/linux/fstat.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/stat.h>
 
 int

lib/linux/fsync.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 fsync (int filedes)

lib/linux/getdents.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/types.h>
 
 int

lib/linux/getegid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 gid_t

lib/linux/geteuid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 uid_t

lib/linux/getgid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 gid_t

lib/linux/getpid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 pid_t

lib/linux/getppid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 pid_t

lib/linux/getrusage.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/resource.h>
 
 int

lib/linux/gettimeofday.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,7 +20,7 @@
 
 #include <mes/lib.h>
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/time.h>
 
 int

lib/linux/getuid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 uid_t

lib/linux/ioctl.c

@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <stdarg.h>
 #include <sys/ioctl.h>
 

lib/linux/ioctl3.c

@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <mes/lib.h>
 
 int

lib/linux/kill.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 int

lib/linux/link.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 link (char const *old_name, char const *new_name)

lib/linux/lseek.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -20,27 +20,27 @@
 
 #include <mes/lib.h>
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <stdio.h>
 #include <sys/types.h>
 
-#if !__MESC__ /* FIXME: We want bin/mes-mescc's x86-linux sha256sum to stay the same. */
 off_t
 _lseek (int filedes, off_t offset, int whence)
 {
-  return _sys_call3 (SYS_lseek, (int) filedes, (long) offset, (int) whence);
+  long long_offset = offset;
+  return _sys_call3 (SYS_lseek, filedes, long_offset, whence);
 }
-#endif
 
 off_t
 lseek (int filedes, off_t offset, int whence)
 {
-#if !__MESC__ /* FIXME: We want bin/mes-mescc's x86-linux sha256sum to stay the same. */
+#if !__MESC__ && !__M2__
   if (_lseek (filedes, 0, SEEK_CUR) == -1)
     return -1;
 #endif
   size_t skip = __buffered_read_clear (filedes);
   if (whence == SEEK_CUR)
     offset -= skip;
-  return _sys_call3 (SYS_lseek, (int) filedes, (long) offset, (int) whence);
+  long long_offset = offset;
+  return _sys_call3 (SYS_lseek, filedes, long_offset, whence);
 }

lib/linux/lstat.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/stat.h>
 
 int

lib/linux/malloc.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019,2021 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2021,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  * Copyright © 2021 Danny Milosavljevic <dannym@scratchpost.org>
  *
  * This file is part of GNU Mes.
@@ -31,9 +31,11 @@ malloc (size_t size)
 {
   if (!__brk)
     __brk = cast_long_to_charp (brk (0));
+#if !__M2__
   /* align what we give back. */
   __brk = (char*) (((uintptr_t) __brk
                     + sizeof (max_align_t) - 1) & -sizeof (max_align_t));
+#endif
   if (brk (__brk + size) == -1)
     return 0;
   char *p = __brk;

lib/linux/mkdir.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/stat.h>
 
 int

lib/linux/mknod.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/stat.h>
 
 int

lib/linux/mmap.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,13 +19,11 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
-#include <sys/stat.h>
+#include <sys/mman.h>
 
-int
+void *
-chmod (char const *file_name, int mask)
+mmap (void *addr, size_t len, int prot, int flags, int fd, off_t offset)
 {
-  long long_file_name = file_name;
+  return (void *)_sys_call6 (SYS_mmap, (long) addr, (long) len, (int) prot, (int) flags, (int) fd, (long) offset);
-  long long_mask = mask;
-  return _sys_call2 (SYS_chmod, long_file_name, long_mask);
 }

lib/linux/munmap.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,12 +19,11 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
-#include <time.h>
+#include <sys/mman.h>
 
 int
-clock_gettime (long clk_id, struct timespec *tp)
+munmap (void *addr, size_t length)
 {
-  long long_tp = tp;
+  return _sys_call2 (SYS_munmap, (long) addr, (long) length);
-  return _sys_call2 (SYS_clock_gettime, clk_id, tp);
 }

lib/linux/nanosleep.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <time.h>
 #include <sys/time.h>
 

lib/linux/open.c

@@ -0,0 +1,49 @@
+/* -*-comment-start: "//";comment-end:""-*-
+ * GNU Mes --- Maxwell Equations of Software
+ * Copyright © 2016,2017,2018,2019,2022 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 <linux/syscall.h>
+#include <arch/syscall.h>
+#include <mes/lib.h>
+#include <fcntl.h>
+#include <stdarg.h>
+
+#if __M2__
+int
+open (char *file_name, int flags, int mask)
+{
+  int r = _sys_call3 (SYS_open, file_name, flags, mask);
+  if (r > 2)
+    __ungetc_clear (r);
+  return r;
+}
+#else // !__M2__
+int
+open (char const *file_name, int flags, ...)
+{
+  va_list ap;
+  va_start (ap, flags);
+  int mask = va_arg (ap, int);
+  int r = _sys_call3 (SYS_open, (long) file_name, flags, mask);
+  va_end (ap);
+  if (r > 2)
+    __ungetc_clear (r);
+  return r;
+}
+#endif // !__M2__

lib/linux/pipe.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 int

lib/linux/read.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -18,16 +18,18 @@
  * along with GNU Mes.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <linux/syscall.h>
-#include <syscall.h>
 #include <mes/lib.h>
+#include <linux/syscall.h>
+#include <arch/syscall.h>
 #include <fcntl.h>
 
 ssize_t
 read (int filedes, void *buffer, size_t size)
 {
   long long_filedes = filedes;
-  ssize_t bytes = _sys_call3 (SYS_read, long_filedes, buffer, size);
+  long long_buffer = cast_voidp_to_long (buffer);
+  ssize_t bytes = _sys_call3 (SYS_read, long_filedes, long_buffer, size);
+#if !__M2__
   if (__mes_debug () > 4)
     {
       if (bytes == 1)
@@ -48,5 +50,6 @@ read (int filedes, void *buffer, size_t size)
           eputs ("\n");
         }
     }
+#endif
   return bytes;
 }

lib/linux/readlink.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/stat.h>
 
 ssize_t

lib/linux/rename.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 int

lib/linux/rmdir.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 
 int
 rmdir (char const *file_name)

lib/linux/setgid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 int

lib/linux/setitimer.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/time.h>
 #include <unistd.h>
 

lib/linux/setuid.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 int

lib/linux/signal.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 #include <signal.h>
 

lib/linux/sigprogmask.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <signal.h>
 #include <unistd.h>
 

lib/linux/stat.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2016,2017,2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <sys/stat.h>
 
 int

lib/linux/symlink.c

@@ -1,6 +1,6 @@
 /* -*-comment-start: "//";comment-end:""-*-
  * GNU Mes --- Maxwell Equations of Software
- * Copyright © 2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
+ * Copyright © 2018,2019,2022 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
  *
  * This file is part of GNU Mes.
  *
@@ -19,7 +19,7 @@
  */
 
 #include <linux/syscall.h>
-#include <syscall.h>
+#include <arch/syscall.h>
 #include <unistd.h>
 
 int