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#                                               -*- Autoconf -*- 
# Process this file with autoconf to produce a configure script. 
 
AC_PREREQ([2.61]) 
 
AC_INIT([libsass], m4_esyscmd_s([./version.sh]), [support@moovweb.com]) 
AC_CONFIG_SRCDIR([src/ast.hpp]) 
AC_CONFIG_MACRO_DIR([m4]) 
AC_CONFIG_HEADERS([src/config.h]) 
AC_CONFIG_FILES([include/sass/version.h]) 
AC_CONFIG_AUX_DIR([script]) 
# These are flags passed to automake 
# Though they look like gcc flags! 
AM_INIT_AUTOMAKE([foreign parallel-tests -Wall]) 
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([no])]) 
 
# Checks for programs. 
AC_PROG_CC 
AC_PROG_CXX 
AC_LANG_PUSH([C]) 
AC_LANG_PUSH([C++]) 
AC_GNU_SOURCE 
# Check fails on Travis, but it works fine 
# AX_CXX_COMPILE_STDCXX_11([ext],[optional]) 
AC_CHECK_TOOL([AR], [ar], [false]) 
AC_CHECK_TOOL([DLLTOOL], [dlltool], [false]) 
AC_CHECK_TOOL([DLLWRAP], [dllwrap], [false]) 
AC_CHECK_TOOL([WINDRES], [windres], [false]) 
m4_ifdef([AM_PROG_AR], [AM_PROG_AR]) 
LT_INIT([dlopen]) 
 
# Checks for header files. 
AC_CHECK_HEADERS([unistd.h]) 
 
# Checks for typedefs, structures, and compiler characteristics. 
AC_TYPE_SIZE_T 
 
# Checks for library functions. 
AC_FUNC_MALLOC 
AC_CHECK_FUNCS([floor getcwd strtol]) 
 
# Checks for testing. 
AC_ARG_ENABLE(tests, AS_HELP_STRING([--enable-tests], [enable testing the build]), 
              [enable_tests="$enableval"], [enable_tests=no]) 
 
AS_CASE([$host], [*-*-mingw*], [is_mingw32=yes], [is_mingw32=no]) 
AM_CONDITIONAL(COMPILER_IS_MINGW32, test "x$is_mingw32" = "xyes") 
 
dnl The dlopen() function is in the C library for *BSD and in 
dnl libdl on GLIBC-based systems 
if test "x$is_mingw32" != "xyes"; then 
  AC_SEARCH_LIBS([dlopen], [dl dld], [], [ 
    AC_MSG_ERROR([unable to find the dlopen() function]) 
  ]) 
fi 
 
if test "x$enable_tests" = "xyes"; then 
  AC_PROG_CC 
  AC_PROG_AWK 
  # test need minitest gem 
  AC_PATH_PROG(RUBY, [ruby]) 
  AC_PATH_PROG(TAPOUT, [tapout]) 
  AC_REQUIRE_AUX_FILE([tap-driver]) 
  AC_REQUIRE_AUX_FILE([tap-runner]) 
  AC_ARG_WITH(sassc-dir, 
              AS_HELP_STRING([--with-sassc-dir=<dir>], [specify directory of sassc sources for testing (default: sassc)]), 
              [sassc_dir="$withval"], [sassc_dir="sassc"]) 
  AC_CHECK_FILE([$sassc_dir/sassc.c], [], [ 
    AC_MSG_ERROR([Unable to find sassc directory. 
You must clone the sassc repository in this directory or specify 
the --with-sassc-dir=<dir> argument. 
]) 
  ]) 
  SASS_SASSC_PATH=$sassc_dir 
  AC_SUBST(SASS_SASSC_PATH) 
 
  AC_ARG_WITH(sass-spec-dir, 
              AS_HELP_STRING([--with-sass-spec-dir=<dir>], [specify directory of sass-spec for testing (default: sass-spec)]), 
              [sass_spec_dir="$withval"], [sass_spec_dir="sass-spec"]) 
  AC_CHECK_FILE([$sass_spec_dir/sass-spec.rb], [], [ 
    AC_MSG_ERROR([Unable to find sass-spec directory. 
You must clone the sass-spec repository in this directory or specify 
the --with-sass-spec-dir=<dir> argument. 
]) 
  ]) 
  # Automake doesn't like its tests in an absolute path, so we make it relative. 
  case $sass_spec_dir in 
    /*) 
      SASS_SPEC_PATH=`$RUBY -e "require 'pathname'; puts Pathname.new('$sass_spec_dir').relative_path_from(Pathname.new('$PWD')).to_s"` 
      ;; 
    *) 
      SASS_SPEC_PATH="$sass_spec_dir" 
      ;; 
  esac 
  AC_SUBST(SASS_SPEC_PATH) 
 
  # TODO: Remove this when automake requirements are 1.12+ 
  AC_MSG_CHECKING([whether we can use TAP mode]) 
  tmp=`$AWK '/TEST_LOG_DRIVER/' $srcdir/GNUmakefile.in` 
  if test "x$tmp" != "x"; then 
    use_tap=yes 
  else 
    use_tap=no 
  fi 
  AC_MSG_RESULT([$use_tap]) 
 
fi 
 
AM_CONDITIONAL(ENABLE_TESTS, test "x$enable_tests" = "xyes") 
AM_CONDITIONAL(USE_TAP, test "x$use_tap" = "xyes") 
 
AC_ARG_ENABLE([coverage], 
  [AS_HELP_STRING([--enable-coverage], 
    [enable coverage report for test suite])], 
    [enable_cov=$enableval], 
    [enable_cov=no]) 
 
if test "x$enable_cov" = "xyes"; then 
 
    AC_CHECK_PROG(GCOV, gcov, gcov) 
 
    # Remove all optimization flags from C[XX]FLAGS 
    changequote({,}) 
    CFLAGS=`echo "$CFLAGS -O1 -fno-omit-frame-pointer" | $SED -e 's/-O[0-9]*//g'` 
    CXXFLAGS=`echo "$CXXFLAGS -O1 -fno-omit-frame-pointer" | $SED -e 's/-O[0-9]*//g'` 
    changequote([,]) 
 
    AC_SUBST(GCOV) 
fi 
 
AM_CONDITIONAL(ENABLE_COVERAGE, test "x$enable_cov" = "xyes") 
 
AC_SUBST(PACKAGE_VERSION) 
 
AC_MSG_NOTICE([Building libsass ($VERSION)]) 
 
AC_CONFIG_FILES([GNUmakefile src/GNUmakefile src/support/libsass.pc]) 
AC_OUTPUT