scripts/libpng-config

#! /bin/sh

# libpng12-config
# provides configuration info for libpng12.

# Copyright (C) 2002 Glenn Randers-Pehrson
# For conditions of distribution and use, see copyright notice in png.h

# Modeled after libxml-config, fixed to handle --prefix properly.

prefix=/usr/local
exec_prefix=${prefix}
includedir=${prefix}/include

usage()
{
    cat <<EOF
Usage: libpng12-config [OPTION] ...

Known values for OPTION are:

  --prefix=DIR		change libpng12 prefix [default $prefix]
  --libs		print library linking information
  --cflags		print compiler flags
  --cppflags		print pre-processor flags
  --ldflags		print loader flags
  --help		display this help and exit
  --version		output version information
EOF

    exit $1
}

if test $# -eq 0; then
    usage 1
fi

cflags=false
cppflags=false
ldflags=false
libs=false

while test $# -gt 0; do
    case "$1" in
    -*=*) optarg=`echo "$1" | sed 's/[-_a-zA-Z0-9]*=//'` ;;
    *) optarg= ;;
    esac

    case "$1" in
    --prefix=*)
	prefix=$optarg
	exec_prefix=${prefix}
	includedir=${prefix}/include
	;;

    --prefix)
	echo $prefix
	;;

    --version)
	echo 1.2.3rc4
	exit 0
	;;

    --help)
	usage 0
	;;

    --cflags)
        ;;

    --cppflags)
       	echo -I${includedir}/libpng12
       	;;

    --libs)
       	echo -lpng12
        ;;

    --ldflags)
       	echo -L${exec_prefix}/lib
       	;;

    *)
	usage
	exit 1
	;;
    esac
    shift
done

exit 0