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#!/bin/sh
# Copyright © Tavian Barnes <tavianator@tavianator.com>
# SPDX-License-Identifier: 0BSD
# pkg-config wrapper with hardcoded fallbacks
set -eu
MODE=
case "${1:-}" in
--*)
MODE="$1"
shift
esac
if [ $# -lt 1 ]; then
exit
fi
case "$XNOLIBS" in
y|1)
exit 1
esac
if [ -z "$MODE" ]; then
# Check whether the libraries exist at all
for LIB; do
# Check ${USE_$LIB}
USE_LIB="USE_$(printf '%s' "$LIB" | tr 'a-z-' 'A-Z_')"
eval "USE=\"\${$USE_LIB:-}\""
case "$USE" in
y|1)
continue
;;
n|0)
exit 1
;;
esac
CFLAGS=$("$0" --cflags "$LIB") || exit 1
LDFLAGS=$("$0" --ldflags "$LIB") || exit 1
LDLIBS=$("$0" --ldlibs "$LIB") || exit 1
config/cc.sh $CFLAGS $LDFLAGS config/$LIB.c $LDLIBS || exit 1
done
fi
# Defer to pkg-config if possible
if command -v "${XPKG_CONFIG:-}" >/dev/null 2>&1; then
case "$MODE" in
--cflags)
"$XPKG_CONFIG" --cflags "$@"
;;
--ldflags)
"$XPKG_CONFIG" --libs-only-L --libs-only-other "$@"
;;
--ldlibs)
"$XPKG_CONFIG" --libs-only-l "$@"
;;
esac
exit
fi
# pkg-config unavailable, emulate it ourselves
CFLAGS=""
LDFLAGS=""
LDLIBS=""
for LIB; do
case "$LIB" in
libacl)
LDLIB=-lacl
;;
libcap)
LDLIB=-lcap
;;
libselinux)
LDLIB=-lselinux
;;
liburing)
LDLIB=-luring
;;
oniguruma)
LDLIB=-lonig
;;
*)
printf 'error: Unknown package %s\n' "$LIB" >&2
exit 1
;;
esac
LDLIBS="$LDLIBS$LDLIB "
done
case "$MODE" in
--ldlibs)
printf '%s\n' "$LDLIBS"
;;
esac
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