live-bootstrap/steps/byacc-20240109/pass1.kaem

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#!/bin/sh
# SPDX-FileCopyrightText: 2021 Andrius Štikonas <andrius@stikonas.eu>
# SPDX-FileCopyrightText: 2021-22 fosslinux <fosslinux@aussies.space>
# SPDX-FileCopyrightText: 2024 Gábor Stefanik <netrolller.3d@gmail.com>
#
# SPDX-License-Identifier: GPL-3.0-or-later
set -ex
# Check tarball checksums
checksum-transcriber sources
sha256sum -c sources.SHA256SUM
mkdir build src
cd build
# Extract
cp ${DISTFILES}/${pkg}.tgz ../src/${pkg}.tar.gz
gunzip -f ../src/${pkg}.tar.gz
tar xf ../src/${pkg}.tar
rm -r ../src/
cd ${pkg}
# Prepare
cp ../../files/Makefile .
# meslibc has no fgetpos/fsetpos - emulate using fseek/ftell
sed -i -e "s/fpos_t/long/" -e "s/fgetpos(f, &save_area.line_fpos) != 0/(save_area.line_fpos = ftell(f)) == -1/" \
-e "s/fsetpos(input_file, &save_area.line_fpos)/fseek(input_file, save_area.line_fpos, SEEK_SET)/" reader.c
# likewise, meslibc has no tmpfile()
sed -i -e "s/tmpfile()/fopen(label, \"w+\")/" main.c
# Build yacc
make CC=tcc AR=tcc\ -ar CFLAGS=-DMAXPATHLEN=100\ -DEILSEQ=84\ -DMB_LEN_MAX=100 LDFLAGS=-lgetopt\ -static RANLIB=true
# Install yacc
install yacc ${BINDIR}
cd ../..
# Checksums
if match x${UPDATE_CHECKSUMS} xTrue; then
sha256sum -o ${pkg}.checksums \
/usr/bin/yacc
install ${pkg}.checksums ${SRCDIR}
else
sha256sum -c ${pkg}.checksums
fi