configure.ac

# Copyright (C) 2015 Tobias Oetiker
# GPL V3 licensed

AC_INIT([ldap-passwd-web],m4_esyscmd([tr -d '\n' < VERSION]),[tobi@oetiker.ch])
AC_PREREQ([2.59])
AC_CONFIG_AUX_DIR(conftools)


# need this to allow long path names
AM_INIT_AUTOMAKE([1.9 tar-ustar foreign])
AM_MAINTAINER_MODE

m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])

AC_PREFIX_DEFAULT(/opt/$PACKAGE_NAME-$PACKAGE_VERSION)

AC_ARG_VAR(PERL,   [Path to local perl binary])
AC_PATH_PROG(PERL, perl, no)
AC_PATH_PROG(CURL, curl, no)
AC_PATH_PROG(WGET, wget, no)

URL_CAT="neither curl nor wget found"
if test -x "$WGET"; then
    URL_CAT="$WGET -O -"
else
    if test -x "$CURL"; then
        URL_CAT="$CURL --location --insecure"
    fi
fi

AC_SUBST(URL_CAT)


ac_perl_version="5.10.1"

if test "x$PERL" != "x"; then
  AC_MSG_CHECKING(for perl version greater than or equal to $ac_perl_version)
  $PERL -e "use $ac_perl_version;" >/dev/null 2>&1
  if test $? -ne 0; then
    AC_MSG_RESULT(no);
    AC_MSG_ERROR(at least version 5.10.1 is required to run mojolicious)
  else
    AC_MSG_RESULT(ok);
  fi
else
  AC_MSG_ERROR(could not find perl)
fi

AC_PROG_GREP

AC_ARG_VAR(GMAKE,   [Path to local GNU Make binary])
AC_PATH_PROGS(GMAKE, [gnumake gmake make])

AC_MSG_CHECKING([for gnu make availablility])
if  ( $GMAKE --version 2> /dev/null | $GREP GNU  > /dev/null 2>&1 );  then
    AC_MSG_RESULT([$GMAKE is GNU make])
else
    AC_MSG_ERROR([GNU make not found. Try setting the GMAKE environment variable.])
fi

AC_ARG_ENABLE(pkgonly,
        AC_HELP_STRING([--enable-pkgonly],
                        [Skip all checking]))
AC_SUBST(enable_pkgonly)

actual_prefix=$prefix
if test x$actual_prefix = xNONE; then
    actual_prefix=$ac_default_prefix
fi

AC_ARG_VAR(PERL5LIB,   [Colon separated list of perl library directories])
AC_SUBST(PERL5LIB)

# Check the necessary Perl modules

mod_ok=1
MISSING_PERL_MODULES=""
if test "$enable_pkgonly" != yes; then
   for module in m4_esyscmd([tr '\n' ' ' < PERL_MODULES]); do
     AC_MSG_CHECKING([for perl module '$module'])
     if ${PERL} -I`dirname $0`/thirdparty/lib/perl5 -e 'my($m,$v) = split /\@/, q{'$module'};eval "use $m"; exit 1 if $@; exit 1 if not $v or eval(q{$}.$m.q{::VERSION}) ne $v' ; then
         AC_MSG_RESULT([Ok])
     else
         MISSING_PERL_MODULES="${MISSING_PERL_MODULES} $module"
         AC_MSG_RESULT([Auto Install])
         mod_ok=0
     fi
   done
fi

AC_SUBST(MISSING_PERL_MODULES)

AC_CONFIG_FILES([
    Makefile
])

AC_SUBST(VERSION)

AC_OUTPUT

if test x$mod_ok = x0; then
    cat <<NOTES

** SOME PERL MODULES ARE MISSING ******************************

If you know where perl can find the missing modules, set
the PERL5LIB environment variable accordingly. Otherwise
just proceed and the missing modules will be installed
automatically.
NOTES

fi

cat <<NOTES

** CONFIGURE DONE **********************************************

Settings:

  PERL5LIB = ${PERL5LIB:-"not set"}
  PERL = $PERL
  MODULES = ${MISSING_PERL_MODULES:-"All modules present"}

The Makefiles use GNU make functionality.
Continue installation with

  $GMAKE install

NOTES