dnl Process this file with autoconf to produce a configure script.

AC_INIT(graph-tool, 1.0devel)
AC_CONFIG_SRCDIR(src/graph-tool)
AM_INIT_AUTOMAKE
AM_PROG_CC_C_O
AM_CONFIG_HEADER(config.h)

AC_ISC_POSIX
AC_SUBST(CXXFLAGS,$CXXFLAGS)
AC_GNU_SOURCE
AC_PROG_CXX
AC_LANG_CPLUSPLUS
AC_PROG_CC_STDC
AC_HEADER_STDC
AC_PROG_LIBTOOL
AC_PROG_INSTALL

dnl Checks for options

dnl Turn debugging on or off
AC_MSG_CHECKING(whether to enable debug info...)
   
AC_ARG_ENABLE([debug], [AC_HELP_STRING([--enable-debug@<:@=full@:>@],
        [compile debug information [default=yes] ])],
        [AC_MSG_RESULT(yes)]
        [AC_DEFINE([DEBUG], 1, [compile debug info])]
        [CXXFLAGS=" $CXXFLAGS -ggdb3 "],
        [AC_MSG_RESULT(no)] 
        )

dnl set template depth and hidden visibility

[CXXFLAGS="$CXXFLAGS -ftemplate-depth-150 -fvisibility=hidden -fvisibility-inlines-hidden "]

AC_MSG_CHECKING(whether to enable function inlining...)
                                                                                
AC_ARG_ENABLE([inline], [AC_HELP_STRING([--disable-inline],
        [disable inline functions [default=no] ])],
        if test $enableval = no; then
           [AC_MSG_RESULT(no)]
           [AC_DEFINE([NO_INLINE], 1, [disable function inlining])]
           [CXXFLAGS="$CXXFLAGS -fno-inline -fno-default-inline "]
           NO_INLINE=yes
        else
           [AC_MSG_RESULT(yes)]
        fi
        ,
        [AC_MSG_RESULT(yes)]
        NO_INLINE=no
        )
         
AM_CONDITIONAL(NO_INLINE, test $NO_INLINE = yes)

AC_MSG_CHECKING(whether to enable optimizations...)
                                                                                
AC_ARG_ENABLE([optimization], [AC_HELP_STRING([--disable-optimization],
        [disable optimization [default=yes] ])],
        [AC_MSG_RESULT(no)]
        ,
        [AC_MSG_RESULT(yes)]
        [CXXFLAGS=" $CXXFLAGS -O99 "]
        )

AC_MSG_CHECKING(whether to enable extra optimizations...)

AC_ARG_ENABLE([extra-optimizations], [AC_HELP_STRING([--enable-extra-optimizations],
        [enable extra, possibly dangerous, optimizations [default=no]])],
        if test $enableval = yes; then
           [AC_MSG_RESULT(yes)]
           [AC_DEFINE([EXTRA_OPTIMIZATIONS], 1, [enable extra optimizations])]
           [CXXFLAGS="$CXXFLAGS -fmodulo-sched -fgcse-sm -fgcse-las "]
           [CXXFLAGS="$CXXFLAGS -fgcse-after-reload -floop-optimize2 "]
           [CXXFLAGS="$CXXFLAGS -ftree-loop-linear -ftree-loop-im "]
           [CXXFLAGS="$CXXFLAGS -ftree-loop-ivcanon -fivopts -ftree-vectorize "]
           [CXXFLAGS="$CXXFLAGS -ftracer -funroll-loops "]
           [CXXFLAGS="$CXXFLAGS -fvariable-expansion-in-unroller -fpeel-loops"]
dnl           [CXXFLAGS="$CXXFLAGS -freorder-blocks-and-partition "]
           [CXXFLAGS="$CXXFLAGS -fmove-loop-invariants -funswitch-loops "]
           [CXXFLAGS="$CXXFLAGS -fforce-addr -freschedule-modulo-scheduled-loops "]
        else
           [AC_MSG_RESULT(no)]
        fi
        ,
        [AC_MSG_RESULT(no)] )

AC_MSG_CHECKING(whether to link statically...)
AC_ARG_ENABLE([static-linkage], [AC_HELP_STRING([--enable-static-linkage],
        [enable static linkage [default=no]])],
        if test $enableval = yes; then
           [AC_MSG_RESULT(yes)]
           STATIC=yes
        else
           STATIC=no
           [AC_MSG_RESULT(no)]
        fi
        ,
        STATIC=no
        [AC_MSG_RESULT(no)] )
AM_CONDITIONAL(STATIC, test $STATIC = yes)

dnl Checks for programs.

dnl Checks for libraries.

dnl math library
AC_CHECK_LIB(m,main)

dnl bzip2 compression library
AC_CHECK_LIB(bz2,main)

dnl boost
AX_BOOST([1.33.1])
dnl AX_BOOST_PYTHON

dnl expat
AC_CHECK_LIB(expat,main)

AM_PATH_PYTHON([2.4])
AC_PYTHON_DEVEL(>= '2.4')

dnl Checks for header files.
AC_CHECK_HEADER([expat.h])

dnl Checks for typedefs, structures, and compiler characteristics.
dnl Checks for library functions.

dnl Checks for Additional stuffs.

dnl Set PACKAGE SOURCE DIR in config.h.
packagesrcdir=`cd $srcdir && pwd`

dnl Set PACKAGE PREFIX
if test "x${prefix}" = "xNONE"; then
  packageprefix=${ac_default_prefix}
else
  packageprefix=${prefix}
fi

dnl Set PACKAGE DATA & DOC DIR
packagedatadir=share/${PACKAGE}
packagedocdir=doc/${PACKAGE}


dnl Subst PACKAGE_DATA_DIR.
NO_PREFIX_PACKAGE_DATA_DIR="${packagedatadir}"
AC_SUBST(NO_PREFIX_PACKAGE_DATA_DIR)
PACKAGE_DATA_DIR="${packageprefix}/${packagedatadir}"
AC_SUBST(PACKAGE_DATA_DIR)

dnl Subst PACKAGE_DOC_DIR.
NO_PREFIX_PACKAGE_DOC_DIR="${packagedocdir}"
AC_SUBST(NO_PREFIX_PACKAGE_DOC_DIR)
PACKAGE_DOC_DIR="${packageprefix}/${packagedocdir}"
AC_SUBST(PACKAGE_DOC_DIR)

AC_DEFINE_UNQUOTED([PACKAGE_DATA_DIR], "${packageprefix}/${packagedatadir}", [package data dir])
AC_DEFINE_UNQUOTED([PACKAGE_DOC_DIR], "${packageprefix}/${packagedocdir}", [package doc dir])
AC_DEFINE_UNQUOTED([PACKAGE_SOURCE_DIR], "${packagesrcdir}", [package source dir])

AC_DEFINE_UNQUOTED([AUTHOR], "Tiago de Paula Peixoto <tpeixoto@if.usp.br>", [program author(s)])

AC_DEFINE_UNQUOTED([COPYRIGHT],
    "Copyright (C) 2006 Tiago de Paula Peixoto\nThis is free software; see the source for copying conditions.  There is NO\nwarranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.",
	[copyright info])
dnl fi
AC_OUTPUT([
Makefile
src/Makefile
src/graph/Makefile
])