configure.ac

   1 dnl Process this file with autoconf to produce a configure script. -*-m4-*-
   2
   3 AC_INIT(libghost/ghost.c)
   4
   5 AM_CONFIG_HEADER([config.h])
   6
   7 GHOST_MAJOR_VERSION=0
   8 GHOST_MINOR_VERSION=0
   9 GHOST_MICRO_VERSION=0
  10 GHOST_EXTRA_VERSION=
  11 GHOST_VERSION=$GHOST_MAJOR_VERSION.$GHOST_MINOR_VERSION.$GHOST_MICRO_VERSION$GHOST_EXTRA_VERSION
  12
  13 GHOST_LT_CURRENT=0
  14 GHOST_LT_REVISION=0
  15 GHOST_LT_AGE=0
  16
  17 AC_SUBST(GHOST_LT_CURRENT)
  18 AC_SUBST(GHOST_LT_REVISION)
  19 AC_SUBST(GHOST_LT_AGE)
  20
  21 # For automake.
  22 VERSION=$GHOST_VERSION
  23 PACKAGE=ghost
  24
  25 AC_SUBST(GHOST_VERSION)
  26
  27 AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define)
  28 AM_MAINTAINER_MODE
  29
  30 AC_CANONICAL_HOST
  31 AM_PROG_LIBTOOL
  32
  33 AC_C_BIGENDIAN
  34 AC_C_CONST
  35 AC_C_INLINE
  36 AC_C_RESTRICT
  37
  38
  39 AC_MSG_CHECKING(for C99 variable-size arrays)
  40 AC_TRY_COMPILE( , [
  41 int foo=10;
  42 int array[foo];
  43 ],
  44 [has_var_arrays=yes;AC_DEFINE([VAR_ARRAYS], [], [Use C99 variable-size arrays])
  45 ],
  46 has_var_arrays=no
  47 )
  48 AC_MSG_RESULT($has_var_arrays)
  49
  50 AC_MSG_CHECKING(for alloca)
  51 AC_TRY_COMPILE( [#include <alloca.h>], [
  52 int foo=10;
  53 int *array = alloca(foo);
  54 ],
  55 [
  56 has_alloca=yes;
  57 if test x$has_var_arrays = "xno" ; then
  58 AC_DEFINE([USE_ALLOCA], [], [Make use of alloca])
  59 fi
  60 ],
  61 has_alloca=no
  62 )
  63 AC_MSG_RESULT($has_alloca)
  64
  65
  66 AC_CHECK_HEADERS(sys/soundcard.h sys/audioio.h)
  67
  68 XIPH_PATH_OGG([src="src"], [src=""])
  69 AC_SUBST(src)
  70
  71 AC_CHECK_LIB(m, sin)
  72
  73 # Check for getopt_long; if not found, use included source.
  74 AC_CHECK_FUNCS([getopt_long],,
  75 [# FreeBSD has a gnugetopt library.
  76   AC_CHECK_LIB([gnugetopt],[getopt_long],
  77 [AC_DEFINE([HAVE_GETOPT_LONG])],
  78 [# Use the GNU replacement.
  79 AC_LIBOBJ(getopt)
  80 AC_LIBOBJ(getopt1)])])
  81
  82 AC_CHECK_LIB(winmm, main)
  83
  84 AC_DEFINE_UNQUOTED(GHOST_VERSION, "${GHOST_VERSION}", [Complete version string])
  85 AC_DEFINE_UNQUOTED(GHOST_MAJOR_VERSION, ${GHOST_MAJOR_VERSION}, [Version major])
  86 AC_DEFINE_UNQUOTED(GHOST_MINOR_VERSION, ${GHOST_MINOR_VERSION}, [Version minor])
  87 AC_DEFINE_UNQUOTED(GHOST_MICRO_VERSION, ${GHOST_MICRO_VERSION}, [Version micro])
  88 AC_DEFINE_UNQUOTED(GHOST_EXTRA_VERSION, "${GHOST_EXTRA_VERSION}", [Version extra])
  89
  90 AC_CHECK_SIZEOF(short)
  91 AC_CHECK_SIZEOF(int)
  92 AC_CHECK_SIZEOF(long)
  93 AC_CHECK_SIZEOF(long long)
  94
  95 if test x$has_char16 = "xyes" ; then
  96         case 1 in
  97                 $ac_cv_sizeof_short) SIZE16="short";;
  98                 $ac_cv_sizeof_int) SIZE16="int";;
  99         esac
 100 else
 101         case 2 in
 102                 $ac_cv_sizeof_short) SIZE16="short";;
 103                 $ac_cv_sizeof_int) SIZE16="int";;
 104         esac
 105 fi
 106
 107 if test x$has_char16 = "xyes" ; then
 108         case 2 in
 109                 $ac_cv_sizeof_int) SIZE32="int";;
 110                 $ac_cv_sizeof_long) SIZE32="long";;
 111                 $ac_cv_sizeof_short) SIZE32="short";;
 112         esac
 113 else
 114         case 4 in
 115                 $ac_cv_sizeof_int) SIZE32="int";;
 116                 $ac_cv_sizeof_long) SIZE32="long";;
 117                 $ac_cv_sizeof_short) SIZE32="short";;
 118         esac
 119 fi
 120
 121 AC_SUBST(SIZE16)
 122 AC_SUBST(SIZE32)
 123
 124 AC_OUTPUT([Makefile libghost/Makefile libentcode/Makefile])
 125
 126 if test "x$src" = "x"; then
 127 echo "**IMPORTANT**"
 128 echo "You don't seem to have the development package for libogg (libogg-devel) installed. Only the library will be built (no encoder/decoder executable)"
 129 echo "You can download libogg from http://www.vorbis.com/download.psp"
 130 fi
 131
 132 echo "Type \"make; make install\" to compile and install";