Variety of improvements

- Rename sources to distfiles for clarity.
- Per sys(a/c) distfiles to reduce rootfs.py processing and reduce RAM
  usage in sysa.
- Canonicalise early kaem mes/tcc files to kaem script conventions.
- Cleanup unused setup in python.

sysc/autoconf-2.69/autoconf-2.69.sh

@@ -1,8 +1,10 @@
-# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+# SPDX-FileCopyrightText: 2022 Andrius Štikonas <andrius@stikonas.eu>
 # SPDX-FileCopyrightText: 2022 fosslinux <fosslinux@aussies.space>
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+SRCS="autoconf-2.69.tar.xz"
+
 src_prepare() {
     rm doc/standards.info man/*.1
     autoreconf-2.64 -f

sysc/autoconf-2.71/autoconf-2.71.sh

@@ -1,7 +1,9 @@
-# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+# SPDX-FileCopyrightText: 2022 Andrius Štikonas <andrius@stikonas.eu>
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+SRCS="autoconf-2.71.tar.xz"
+
 src_prepare() {
     rm doc/standards.info
     autoreconf-2.69 -fi

sysc/autoconf-archive-2021.02.19/autoconf-archive-2021.02.19.sh

@@ -1,7 +1,9 @@
-# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
+# SPDX-FileCopyrightText: 2022 Andrius Štikonas <andrius@stikonas.eu>
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
+SRCS="autoconf-archive-2021.02.19.tar.xz"
+
 src_prepare() {
     autoreconf-2.69 -fi
 }

sysc/bison-2.3/bison-2.3.sh

@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-b28236b.tar.gz"
+EXTRA_DISTFILES="gnulib-b28236b.tar.gz"
 
 src_prepare() {
     default

sysc/bison-3.4.2/bison-3.4.2.sh

@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-672663a.tar.gz"
+EXTRA_DISTFILES="gnulib-672663a.tar.gz"
 
 src_prepare() {
     default

sysc/coreutils-8.32/coreutils-8.32.sh

@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-d279bc.tar.gz"
+EXTRA_DISTFILES="gnulib-d279bc.tar.gz"
 
 regenerate_files() {
     build-aux/gen-lists-of-programs.sh --autoconf > m4/cu-progs.m4

sysc/gettext-0.21/gettext-0.21.sh

@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-7daa86f.tar.gz"
+EXTRA_DISTFILES="gnulib-7daa86f.tar.gz"
 
 src_prepare() {
     find . -name '*.info*' -delete

sysc/guile-3.0.7/guile-3.0.7.sh

@@ -4,7 +4,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-901694b9.tar.gz guile-psyntax-bootstrapping.tar.gz"
+EXTRA_DISTFILES="gnulib-901694b9.tar.gz guile-psyntax-bootstrapping.tar.gz"
 
 src_prepare() {
     default

sysc/libunistring-0.9.10/libunistring-0.9.10.sh

@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-52a06cb3.tar.gz"
+EXTRA_DISTFILES="gnulib-52a06cb3.tar.gz"
 
 src_prepare() {
     find . -name '*.info*' -delete

sysc/patch-2.7.6/patch-2.7.6.sh

@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-e017871.tar.gz"
+EXTRA_DISTFILES="gnulib-e017871.tar.gz"
 
 src_prepare() {
     ../../import-gnulib.sh

sysc/perl-5.10.1/perl-5.10.1.sh

@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="perl-5.10.1.tar.bz2"
+EXTRA_DISTFILES="perl-5.10.1.tar.bz2"
 
 src_prepare() {
     default_src_prepare

sysc/perl-5.32.1/perl-5.32.1.sh

@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="perl-5f2dc80.tar.bz2"
+EXTRA_DISTFILES="perl-5f2dc80.tar.bz2"
 
 src_prepare() {
     default

sysc/run.sh

@@ -15,6 +15,7 @@ export PATH=/usr/bin:/usr/sbin
 export PREFIX=/usr
 export SOURCES=/usr/src
 export DESTDIR=/tmp/destdir
+export DISTFILES=/distfiles
 
 create_fhs() {
     # Add the rest of the FHS that we will use and is not created pre-boot
@@ -36,4 +37,4 @@ create_fhs
 
 build bash-5.1
 
-exec env -i PATH=${PATH} PREFIX=${PREFIX} SOURCES=${SOURCES} DESTDIR=${DESTDIR} bash run2.sh
+exec env -i PATH=${PATH} PREFIX=${PREFIX} SOURCES=${SOURCES} DESTDIR=${DESTDIR} DISTFILES=${DISTFILES} bash run2.sh

sysc/run2.sh

@@ -9,6 +9,7 @@
 
 set -e
 
+# shellcheck disable=SC2153
 trap 'env - PATH=${PREFIX}/bin PS1="\w # " bash -i' EXIT
 
 # shellcheck source=sysa/helpers.sh

sysc/tar-1.34/tar-1.34.sh

@@ -3,7 +3,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-30820c.tar.gz"
+EXTRA_DISTFILES="gnulib-30820c.tar.gz"
 
 src_prepare() {
     default

sysc/texinfo-6.7/texinfo-6.7.sh

@@ -2,7 +2,7 @@
 #
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-EXTRA_SRCS="gnulib-b81ec69.tar.gz"
+EXTRA_DISTFILES="gnulib-b81ec69.tar.gz"
 
 src_prepare() {
     find . -name '*.mo' -delete