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|
#!/usr/bin/env sh
#
# Configure script for impl
#
CONFIGURE_CMD_ARGS="${*}"
PACKAGE_VERSION="0.1.0"
PACKAGE_DATE="$(date +%Y-%m-%d)"
PACKAGE_STRING="impl $PACKAGE_VERSION"
PACKAGE_BUGREPORT="ethan@gweithio.com"
PACKAGE_URL="https://sixfourtwelve.com/repos/impl.git"
find_program() {
varname=$1
shift
printf "Checking for $varname ..." >&2
for x in $*; do
if command -v $x >/dev/null 2>&1 && [ -x $(command -v $x) ]; then
binary="$(command -v $x)"
printf " $binary\n" >&2
echo "${binary}"
return 0
fi
done
printf " not found\n" >&2
return 1
}
die() {
printf "%s\n" "${*}"
exit 1
}
# Default values
PREFIX="/usr/local"
OPTIMISE="release"
CC=""
AR="ar"
RANLIB="ranlib"
RM="rm"
INSTALL="install"
# Parse arguments
while [ $# -gt 0 ]; do
case "$1" in
--prefix=*)
PREFIX="${1#--prefix=}"
;;
--prefix)
shift
PREFIX="$1"
;;
--debug)
OPTIMISE="debug"
;;
--release)
OPTIMISE="release"
;;
--help)
cat <<EOF
Configure script for impl
Options:
--prefix=PREFIX Installation prefix (default: /usr/local)
--debug Build with debug symbols, no optimization
--release Build with optimizations (default)
--help Show this help message
Environment variables:
CC C compiler
AR Archiver
RANLIB ranlib
CFLAGS Additional C flags
LDFLAGS Additional linker flags
EOF
exit 0
;;
*)
die "Unknown option: $1"
;;
esac
shift
done
# Find required tools
if [ -z "$CC" ]; then
CC=$(find_program CC cc clang gcc) || die "No C compiler found"
fi
# Use basename only for better tool compatibility (e.g., bear)
CC=$(basename "$CC")
# Detect compiler type
if $CC --version 2>&1 | grep -i clang >/dev/null; then
CCOM="clang"
elif $CC --version 2>&1 | grep -i gcc >/dev/null; then
CCOM="gcc"
else
CCOM="unknown"
fi
printf "Compiler: %s (%s)\n" "$CC" "$CCOM"
# Generate config.h
cat > config.h <<EOF_CONFIG
#ifndef CONFIG_H
#define CONFIG_H
#define PACKAGE_VERSION "$PACKAGE_VERSION"
#define PACKAGE_STRING "$PACKAGE_STRING"
#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
#define PACKAGE_URL "$PACKAGE_URL"
#endif /* CONFIG_H */
EOF_CONFIG
# Determine source directory
SRCDIR="$(dirname "$0")"
SRCDIR="$(cd "$SRCDIR" && pwd)"
# Generate Makefile from Makefile.in
sed \
-e "s|@PREFIX@|$PREFIX|g" \
-e "s|@CC@|$CC|g" \
-e "s|@CCOM@|$CCOM|g" \
-e "s|@AR@|$AR|g" \
-e "s|@RANLIB@|$RANLIB|g" \
-e "s|@RM@|$RM|g" \
-e "s|@INSTALL@|$INSTALL|g" \
-e "s|@OPTIMISE@|$OPTIMISE|g" \
-e "s|@VERSION@|$PACKAGE_VERSION|g" \
-e "s|@SRCDIR@|$SRCDIR|g" \
< "$SRCDIR/Makefile.in" > Makefile
echo "Configuration complete. Run 'make' to build."
|
