mirror of
https://github.com/fosslinux/live-bootstrap.git
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74 lines
2.1 KiB
Bash
Executable file
74 lines
2.1 KiB
Bash
Executable file
#!/bin/sh
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# SPDX-FileCopyrightText: 2025 Laurent Huberdeau
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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set -ex
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# Variables
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M2LIB="../../../M2-Planet/M2libc/"
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PNUT_BRANCH="laurent-small-fixes-for-TCC"
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PNUT_DIR="pnut-${PNUT_BRANCH}"
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# Check tarball checksums
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checksum-transcriber sources
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sha256sum -c sources.SHA256SUM
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# Unpack
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mkdir build
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cd build
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# ungz --file ${DISTFILES}/${PNUT_PKG}.tar.gz --output ${PNUT_PKG}.tar
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untar --file ${DISTFILES}/${PNUT_PKG}.tar
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M2-Planet \
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--architecture x86 \
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--debug \
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--expand-includes \
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-I ${M2LIB} \
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--file ${PNUT_DIR}/pnut.c \
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-D target_i386_linux=1 \
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-D NO_TERNARY_SUPPORT=1 \
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-D ONE_PASS_GENERATOR=1 \
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-D SMALL_HEAP=1 \
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-o pnut-exe.M1
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# Generate basic DWARF debug info (optional)
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blood-elf \
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--file pnut-exe.M1 \
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--little-endian \
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--entry _start \
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--output pnut-exe-footer.M1
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# Compile to hex2 (for debug: -f pnut-footer.M1)
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M1 \
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--file ${M2LIB}/x86/x86_defs.M1 \
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--file ${M2LIB}/x86/libc-full.M1 \
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--file pnut-exe.M1 \
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--file pnut-exe-footer.M1 \
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--architecture x86 \
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--little-endian \
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--output pnut-exe.hex2
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# Assemble
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mkdir -p bin
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hex2 \
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--architecture x86 \
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--little-endian \
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--file ${M2LIB}/x86/ELF-x86-debug.hex2 \
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--file pnut-exe.hex2 \
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--base-address 0x8048000 \
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--output bin/pnut-exe
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# Recompile pnut with itself, this time
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./bin/pnut-exe \
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-D target_i386_linux=1 \
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-D ONE_PASS_GENERATOR=1 \
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-D BOOTSTRAP_TCC=1 \
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${PNUT_DIR}/pnut.c \
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-o bin/pnut-exe-for-tcc
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# Install pnut-exe
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cp bin/pnut-exe-for-tcc ${BINDIR}/pnut
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chmod 755 ${BINDIR}/pnut
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