#!/bin/sh

prefix=/usr

major_version=3
minor_version=112
patch_version=2

usage()
{
	cat <<EOF
Usage: nss-config [OPTIONS] [LIBRARIES]
Options:
	[--prefix[=DIR]]
	[--exec-prefix[=DIR]]
	[--includedir[=DIR]]
	[--libdir[=DIR]]
	[--version]
	[--libs]
	[--cflags]
Dynamic Libraries:
	nss
	ssl
	smime
	nssutil
EOF
	exit $1
}

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

lib_ssl=yes
lib_smime=yes
lib_nss=yes
lib_nssutil=yes

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}
      ;;
    --prefix)
      echo_prefix=yes
      ;;
    --exec-prefix=*)
      exec_prefix=${optarg}
      ;;
    --exec-prefix)
      echo_exec_prefix=yes
      ;;
    --includedir=*)
      includedir=${optarg}
      ;;
    --includedir)
      echo_includedir=yes
      ;;
    --libdir=*)
      libdir=${optarg}
      ;;
    --libdir)
      echo_libdir=yes
      ;;
    --version)
      echo ${major_version}.${minor_version}.${patch_version}
      ;;
    --cflags)
      echo_cflags=yes
      ;;
    --libs)
      echo_libs=yes
      ;;
    ssl)
      lib_ssl=yes
      ;;
    smime)
      lib_smime=yes
      ;;
    nss)
      lib_nss=yes
      ;;
    nssutil)
      lib_nssutil=yes
      ;;
    *)
      usage 1 1>&2
      ;;
  esac
  shift
done

# Set variables that may be dependent upon other variables
if test -z "${exec_prefix}"; then
    exec_prefix=$(pkg-config --variable=exec_prefix nss)
fi
if test -z "${includedir}"; then
    includedir=$(pkg-config --variable=includedir nss)
fi
if test -z "${libdir}"; then
    libdir=$(pkg-config --variable=libdir nss)
fi

if test "${echo_prefix}" = "yes"; then
    echo ${prefix}
fi

if test "${echo_exec_prefix}" = "yes"; then
    echo ${exec_prefix}
fi

if test "${echo_includedir}" = "yes"; then
    echo ${includedir}
fi

if test "${echo_libdir}" = "yes"; then
    echo ${libdir}
fi

if test "${echo_cflags}" = "yes"; then
    echo -I${includedir}
fi

if test "${echo_libs}" = "yes"; then
      libdirs=""
      if test -n "${lib_ssl}"; then
	libdirs="${libdirs} -lssl${major_version}"
      fi
      if test -n "${lib_smime}"; then
	libdirs="${libdirs} -lsmime${major_version}"
      fi
      if test -n "${lib_nss}"; then
	libdirs="${libdirs} -lnss${major_version}"
      fi
      if test -n "${lib_nssutil}"; then
       libdirs="${libdirs} -lnssutil${major_version}"
      fi
      echo ${libdirs}
fi

