sane-project-backends/tools/sane-config.in

#!/bin/sh
#
# This script is part of SANE, <URL:http://www.sane-project.org/>
#
# Send bugreports and other requests to sane-devel@lists.alioth.debian.org

PACKAGE="@PACKAGE@"
scriptname="sane-config"

LINKER_RPATH="@LINKER_RPATH@"

prefix="@prefix@"
exec_prefix="@exec_prefix@"

LIBS="@LIBS@ @DL_LIB@"
pkgincludedir="@pkgincludedir@"
pkglibdir="@pkglibdir@"
includedir="@includedir@"
mandir="@mandir@"
infodir="@infodir@"
libdir="@libdir@"
localstatedir="@localstatedir@"
sysconfdir="@sysconfdir@"
datadir="@datadir@"
libexecdir="@libexecdir@"
sbindir="@sbindir@"
bindir="@bindir@"
#${prefix}
#exec_prefix_set=no
srcdir="@srcdir@"
top_srcdir="@top_srcdir@"
cflags=

usage ()
{
  echo "Usage: "  1>&2
  echo "$scriptname --version         - show installed script and SANE version"  1>&2
  echo "$scriptname --ldflags         - linker flags required to link with SANE"  1>&2
  echo "$scriptname --libs            - libraries required to link with SANE"  1>&2
  echo "$scriptname --cflags          - compiler flags required to find SANE headers"  1>&2
  echo "$scriptname --help            - show usage info (this message)          "  1>&2
  echo "$scriptname --help SUBCOMMAND - show help for SUBCOMMAND                "  1>&2
  echo "$scriptname --prefix          - prefix used during SANE compile"  1>&2
  echo "$scriptname --exec-prefix     - exec-prefix used during SANE compile"  1>&2
}

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

if test $# -gt 0; then
  case $1 in
    --version)
      echo @NUMBER_VERSION@
      ;;
    --help)
      if test $# -eq 1; then
        usage
      elif test $# -eq 2; then
        case $2 in 
          --cflags)
            echo "Usage: $0 --cflags"
            echo "  Print C compiler flags for compiling code that uses SANE."
            echo "  This includes any \`-I' flags needed to find Sane's header files."
            ;;
          --ldflags)
            echo "Usage: $0 --ldflags"
            echo "  Print linker flags for building the \`$PACKAGE' executable."
            echo "  Print the linker command-line flags necessary to link against"
            echo "  the SANE library.  The libraries are listed with --libs."
            ;;
          --libs)
            echo "Usage: $0 --libs"
            echo "  Print linker flags for building the \`$PACKAGE' executable."
            echo "  Print the linker command-line flags necessary to link against"
            echo "  the SANE library, and any other libraries it requires."
            ;;
        esac
      else
        usage
      fi
      exit 1
      ;;
    --ldflags)

      if test -z "$LINKER_RPATH"; then
        echo "-L${libdir}"
      else
        echo "-L${libdir} ${LINKER_RPATH}${libdir}"
      fi
      ;;
    --libs)
      echo "-lsane ${LIBS}"
      ;;
    --cflags)
      unique_cflags=
      if test "${includedir}" != "/usr/include"; then
        unique_cflags="${unique_cflags} -I${includedir}"
      fi
      for i in $cflags; do
        if test "${i}" != "-I${includedir}"; then
          unique_cflags="${unique_cflags} $i"
        fi
      done
      echo ${unique_cflags}
      ;;
    --prefix)
      echo ${prefix}
      ;;
    --exec-prefix)
      echo ${exec_prefix}
      ;;
    *)
      usage
      exit 1
      ;;
  esac
fi