#!/bin/bash

exec_prefix_set=no

pkgopts=()

usage()
{
	cat <<EOF
Usage: libtasn1-config [OPTIONS]
Options:
	[--prefix[=DIR]]
	[--exec-prefix[=DIR]]
	[--version]
	[--libs]
	[--cflags]
EOF
	exit $1
}

pkgcfg()
{
    ${PKG_CONFIG:-pkg-config} "${pkgopts[@]}" "$@" libtasn1
}

if test $# -eq 0; then
	usage 1 1>&2
fi

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

  case $1 in
    --prefix=*)
      pkgopts=( "${pkgopts[@]}" "--define-variable=prefix=$optarg" )
      if test $exec_prefix_set = no ; then
	  pkgopts=( "${pkgopts[@]}" "--define-variable=exec_prefix=$optarg" )
      fi
      ;;
    --prefix)
      echo_prefix=yes
      ;;
    --exec-prefix=*)
      pkgopts=( "${pkgopts[@]}" "--define-variable=exec_prefix=$optarg" )
      exec_prefix_set=yes
      ;;
    --exec-prefix)
      echo_exec_prefix=yes
      ;;
    --version)
      pkgcfg --modversion
      exit 0
      ;;
    --cflags)
      echo_cflags=yes
      ;;
    --libs)
      echo_libs=yes
      ;;
    --la-file)
      echo ".la file not shipped" >&2
      exit 1
      ;;
    --help)
      usage 0
      ;;
    *)
      usage 1 1>&2
      ;;
  esac
  shift
done

if test "$echo_prefix" = "yes"; then
    pkgcfg --variable=prefix
fi

if test "$echo_exec_prefix" = "yes"; then
    pkgcfg --variable=exec_prefix
fi

if test "$echo_cflags" = "yes"; then
    pkgcfg --cflags
fi

if test "$echo_libs" = "yes"; then
    pkgcfg --libs
fi
