configure.ac

   1 # -*- mode: shell-script -*-
   2
   3 define([D2X_MAJOR],0)
   4 define([D2X_MINOR],1)
   5 define([D2X_MICRO],4)
   6
   7 AC_INIT(d2x,[D2X_MAJOR.D2X_MINOR.D2X_MICRO],[descent-source@warpcore.org])
   8 AC_PREREQ(2.52)
   9
  10 AC_CANONICAL_BUILD
  11 AC_CANONICAL_HOST
  12 AC_CANONICAL_TARGET
  13
  14 AM_INIT_AUTOMAKE([1.6])
  15
  16 AM_CONFIG_HEADER(conf.h)
  17
  18 AC_DEFINE_UNQUOTED(D2XMAJOR,D2X_MAJOR,[d2x major version])
  19 AC_DEFINE_UNQUOTED(D2XMINOR,D2X_MINOR,[d2x minor version])
  20 AC_DEFINE_UNQUOTED(D2XMICRO,D2X_MICRO,[d2x micro version])
  21
  22 AM_MAINTAINER_MODE
  23
  24 #kludge to keep autoconf from adding -g -O2
  25 CFLAGS=" $CFLAGS"
  26
  27 AC_PROG_INSTALL
  28 AC_PROG_MAKE_SET
  29 AC_ISC_POSIX
  30 AC_CHECK_TOOL(CC, gcc, :)
  31 AC_CHECK_TOOL(RANLIB, ranlib, :)
  32 AC_CHECK_TOOL(STRIP, strip, :)
  33 AC_CHECK_TOOL(AR, ar, :)
  34 AC_PROG_CC
  35 AC_PROG_CXX
  36 AC_STDC_HEADERS
  37 AC_PATH_PROGS(NASM, nasm nasmw, no)
  38 AC_C_BIGENDIAN
  39
  40 case $host_os in
  41     cygwin)
  42         AC_MSG_WARN([Cygwin found, setting -mno-cygwin])
  43         CFLAGS="-mno-cygwin $CFLAGS"
  44         MINGW32=yes
  45         ;;
  46     mingw*)
  47         MINGW32=yes
  48         ;;
  49     darwin*)
  50         MACOSX=yes
  51         ;;
  52     msdos*)
  53         MSDOS=yes
  54         ;;
  55 esac
  56
  57 AM_CONDITIONAL(MINGW32, test x$MINGW32 = xyes)
  58 if test x$MINGW32 = xyes; then
  59     GL_LIBS="opengl32 glu32"
  60 elif test x$MACOSX = xyes; then
  61     GL_LIBS=""
  62 else
  63     GL_LIBS="GL GLU"
  64 fi
  65
  66 if test x$MACOSX = xyes; then
  67     AC_DEFINE(__MACOSX__,,[Define if building on MAC OS X])
  68 fi
  69 AM_CONDITIONAL(MACOSX, test x$MACOSX = xyes)
  70
  71 dnl Set $prefix and $exec_prefix to $ac_default_prefix if they are not set
  72 test "x$prefix" = "xNONE" && prefix=$ac_default_prefix
  73 test "x$exec_prefix" = "xNONE" && exec_prefix="${prefix}"
  74
  75 dnl Set default locations to find data files.
  76 eval foo="$datadir"
  77 default_sharepath="$foo/games/$PACKAGE"
  78
  79 CFLAGS="-Wall $CFLAGS"
  80
  81 dnl Enable editor build?
  82 AC_ARG_ENABLE(editor,
  83     [  --enable-editor         Build editor? (not functional)],,)
  84 if test x$enable_editor = xyes; then
  85     AC_DEFINE(EDITOR,,[Define if you want to build the editor])
  86     D2X_MAIN_SUBDIRS=editor
  87 fi
  88 AM_CONDITIONAL(EDITOR, test x$enable_editor = xyes)
  89
  90 dnl Enable shareware build?
  91 AC_ARG_ENABLE(shareware,
  92     [  --enable-shareware      Build for demo datafiles (not functional)],,)
  93 if test x$enable_shareware = xyes; then
  94     AC_DEFINE(SHAREWARE,,[Define if you want to build the demo version])
  95     D2X_FEATURES="shareware ${D2X_FEATURES}"
  96 fi
  97 AM_CONDITIONAL(SHAREWARE, test x$enable_shareware = xyes)
  98
  99 dnl Build with NDEBUG?
 100 AC_ARG_ENABLE(debug,
 101     [  --disable-debug         Take out debug symbols, Asserts, Int3, etc ],,)
 102 if test x$enable_debug = xno; then
 103     AC_DEFINE(NDEBUG,,[Define to disable asserts, int3, etc.])
 104     CFLAGS="-O2 $CFLAGS"
 105 else
 106     CFLAGS="-g $CFLAGS"
 107     D2X_FEATURES="debug ${D2X_FEATURES}"
 108 fi
 109
 110 dnl Build with RELEASE?
 111 AC_ARG_ENABLE(release,
 112     [  --enable-release        Release build.  Removes debug/editor things ],,)
 113 if test x$enable_release = xyes; then
 114     AC_DEFINE(RELEASE,,[Define for a "release" build])
 115     D2X_FEATURES="release ${D2X_FEATURES}"
 116 fi
 117
 118 dnl Build with FAST_FILE_IO?
 119 AC_ARG_ENABLE(fastfileio,
 120     [  --disable-fastfileio    Disable fast file i/o. ],,)
 121 if test x$enable_fastfileio != xno; then
 122         if test x$ac_cv_c_bigendian = xyes; then
 123                 AC_MSG_WARN([big-endian cpu detected.  disabling fastfileio])
 124                 enable_fastfileio="no";
 125         fi
 126 fi
 127 if test x$enable_fastfileio != xno; then
 128     AC_DEFINE(FAST_FILE_IO,,[Define for faster i/o on little-endian cpus])
 129     D2X_FEATURES="fastfileio ${D2X_FEATURES}"
 130 fi
 131
 132 AC_ARG_WITH(sharepath,
 133     [[  --with-sharepath=DIR    Use DIR for shared game data (unix only) [DATADIR/games/d2x]]],
 134     sharepath=$withval, sharepath="auto")
 135 if test "x$sharepath" = "xauto" -o "x$sharepath" = "xyes" -o "x$sharepath" = "x"; then
 136     sharepath="$default_sharepath"
 137 fi
 138 AC_DEFINE_UNQUOTED(SHAREPATH, "$sharepath",[Define this to be the shared game directory root])
 139
 140 # Test for MSDOS
 141 if test x$MSDOS = xyes; then
 142     CFLAGS="-I \$(top_srcdir)/arch/dos/include $CFLAGS"
 143     TARGETS=d2x
 144     D2X_ARCH_SUBDIRS=dos
 145 else
 146
 147     CFLAGS="-pipe $CFLAGS"
 148
 149     dnl Check for SDL
 150     AM_PATH_SDL(1.1.0,
 151         :,
 152         AC_MSG_ERROR(SDL not found. Make sure sdl-config is in your PATH, or specify with --with-sdl-prefix)
 153     )
 154     CFLAGS="$SDL_CFLAGS $CFLAGS"
 155     LIBS="$SDL_LIBS $LIBS"
 156
 157     TARGETS=d2x-sdl
 158     D2X_ARCH_SUBDIRS=sdl
 159
 160     AC_CHECK_HEADERS(netipx/ipx.h)
 161
 162   # Check for OpenGL
 163     AC_ARG_WITH(opengl,
 164         [  --with-opengl           Build OpenGL support ],,)
 165     if test x$with_opengl = xyes; then
 166         for lib in $GL_LIBS; do
 167             AC_CHECK_LIB($lib, main,
 168                 OGL_LIBS="${OGL_LIBS} -l$lib",
 169                 [AC_MSG_ERROR([$lib not found, --with-opengl cannot be used])
 170                     opengl=false],
 171                 ${OGL_LIBS}
 172             )
 173         done
 174         AC_DEFINE(OGL,,[Define if you want an OpenGL build])
 175         TARGETS=d2x-gl
 176         D2X_ARCH_SUBDIRS="ogl ${D2X_ARCH_SUBDIRS}"
 177     fi
 178     AC_SUBST(OGL_LIBS)
 179     AM_CONDITIONAL(USE_OPENGL, test x$with_opengl = xyes)
 180
 181   # Check for GGI
 182     AC_ARG_WITH(ggi,
 183         [  --with-ggi              Build GGI support ],,)
 184     if test x$with_ggi = xyes; then
 185         AC_CHECK_LIB(ggi, ggiInit,
 186             GGI_LIBS="-lggi",
 187             [AC_MSG_ERROR([GGI not found, GGI version cannot be built]); ggi=false])
 188         AC_CHECK_LIB(gii, giiInit,
 189             GGI_LIBS="${GGI_LIBS} -lgii",
 190             [AC_MSG_ERROR([GII not found, GGI version cannot be built]); ggi=false])
 191         AC_DEFINE(GGI,,[Define if you want a GGI build])
 192         TARGETS=d2x-ggi
 193         D2X_ARCH_SUBDIRS="ggi ${D2X_ARCH_SUBDIRS}"
 194     fi
 195     AC_SUBST(GGI_LIBS)
 196     AM_CONDITIONAL(USE_GGI, test x$with_ggi = xyes)
 197
 198   # Check for SVGALib
 199     AC_ARG_WITH(svga,
 200         [  --with-svga             Build SVGALib support ],,)
 201     if test x$with_svga = xyes; then
 202         AC_CHECK_LIB(vga,vga_getmousetype,
 203             SVGA_LIBS="-lvga",
 204             [AC_MSG_ERROR([vga not found, SVGALib cannot be built])
 205                 svga=false],
 206         )
 207         AC_CHECK_LIB(vgagl,gl_getcontext,
 208             SVGA_LIBS="${SVGA_LIBS} -lvgagl",
 209             [AC_MSG_ERROR([vgagl not found, SVGALib cannot be built])
 210                 svga=false],
 211             -lvga)
 212         AC_DEFINE(SVGA,,[Define if you want an SVGALib build])
 213         TARGETS=d2x-svga
 214         D2X_ARCH_SUBDIRS="svgalib ${D2X_ARCH_SUBDIRS}"
 215     fi
 216     AC_SUBST(SVGA_LIBS)
 217     AM_CONDITIONAL(USE_SVGALIB, test x$with_svga = xyes)
 218
 219     if test x$MINGW32 = xyes; then
 220         D2X_ARCH_SUBDIRS="win32 ${D2X_ARCH_SUBDIRS}"
 221     else
 222         CFLAGS="-I \$(top_srcdir)/arch/linux/include $CFLAGS"
 223         D2X_ARCH_SUBDIRS="linux ${D2X_ARCH_SUBDIRS}"
 224     fi
 225 fi
 226
 227 dnl Check for network
 228 AC_ARG_ENABLE(network,
 229     [  --disable-network       Do not build network/serial support ],,)
 230 if test x$enable_network != xno; then
 231     AC_DEFINE(NETWORK,,[Define if you want a network build])
 232     D2X_FEATURES="network ${D2X_FEATURES}"
 233 fi
 234 AM_CONDITIONAL(USE_NETWORK, test x$enable_network != xno)
 235
 236 dnl Check for assembler
 237 AC_ARG_ENABLE(assembler,
 238     [  --disable-assembler     Do not use assembler optimization ],,)
 239 if test x$enable_assembler != xno; then
 240     if test x$NASM = xno; then
 241         AC_MSG_WARN([nasm not found. disabling assembler])
 242         enable_assembler="no"
 243     else
 244         NASMFLAGS="-i\$(srcdir)/ $NASMFLAGS"
 245         case $host_os in
 246             cygwin*)
 247                 NASMFLAGS="-f win32 $NASMFLAGS"
 248                 ;;
 249             msdos*)
 250                 NASMFLAGS="-f coff $NASMFLAGS"
 251                 ;;
 252             linux*)
 253                 NASMFLAGS="-f elf -d__linux__ $NASMFLAGS"
 254                 ;;
 255             *)
 256                 AC_MSG_WARN([nasm not supported for this OS. disabling assembler])
 257                 enable_assembler="no"
 258                 ;;
 259         esac
 260     fi
 261 fi
 262 if test x$enable_assembler = xno; then
 263     AC_DEFINE(NO_ASM,,[Define if you want an assembler free build])
 264     D2X_FEATURES="no_asm ${D2X_FEATURES}"
 265 fi
 266 AM_CONDITIONAL(USE_ASM, test x$enable_assembler != xno)
 267
 268 AH_BOTTOM([
 269         /* General defines */
 270 #define NMONO 1
 271 #define PIGGY_USE_PAGING 1
 272 #define NEWDEMO 1
 273
 274 #ifdef __MACOSX__
 275 #define __unix__
 276 #endif
 277
 278 #ifdef __unix__
 279 # ifdef GGI
 280 #  define GII_INPUT 1
 281 #  define GGI_VIDEO 1
 282 # else
 283 #  ifdef SVGA
 284 #   define SVGALIB_INPUT 1
 285 #   define SVGALIB_VIDEO 1
 286 #  else
 287 #   define SDL_INPUT 1
 288 #   ifdef OGL
 289 #    define SDL_GL_VIDEO 1
 290 #   else
 291 #    define SDL_VIDEO 1
 292 #   endif
 293 #  endif
 294 # endif
 295 #endif
 296
 297 #ifdef __MINGW32__
 298 # define SDL_INPUT 1
 299 # ifdef OGL
 300 #  define SDL_GL_VIDEO 1
 301 # else
 302 #  define SDL_VIDEO 1
 303 # endif
 304 #endif
 305         ])
 306
 307 AM_PROG_AS
 308
 309 AC_SUBST(D2X_ARCH_SUBDIRS)
 310
 311 AC_SUBST(D2X_MAIN_SUBDIRS)
 312
 313 AC_SUBST(TARGETS)
 314
 315 AC_SUBST(NASMFLAGS)
 316
 317 AC_SUBST(CFLAGS)
 318
 319 AC_OUTPUT(
 320     Makefile
 321     2d/Makefile
 322     3d/Makefile
 323     arch/Makefile
 324     arch/dos/Makefile
 325     arch/ggi/Makefile
 326     arch/linux/Makefile
 327     arch/ogl/Makefile
 328     arch/sdl/Makefile
 329     arch/svgalib/Makefile
 330     arch/win32/Makefile
 331     cfile/Makefile
 332     iff/Makefile
 333     main/Makefile
 334     main/editor/Makefile
 335     maths/Makefile
 336     mem/Makefile
 337     misc/Makefile
 338     texmap/Makefile
 339     utilities/Makefile
 340     debian/changelog
 341     rpm/d2x.spec
 342 )
 343
 344 AC_MSG_RESULT([
 345         d2x has been configured successfully.
 346
 347         Platform(s): $D2X_ARCH_SUBDIRS
 348         Features   : $D2X_FEATURES $D2X_MAIN_SUBDIRS
 349
 350         Shared game data directory (unix only): $sharepath
 351         ])