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="${prefix}"
  74
  75 dnl Set default locations to find data files.
  76 default_sharepath="$datadir/games/$PACKAGE"
  77
  78 CFLAGS="-Wall $CFLAGS"
  79
  80 dnl Enable editor build?
  81 AC_ARG_ENABLE(editor,
  82     [  --enable-editor         Build editor? (not functional)],,)
  83 if test x$enable_editor = xyes; then
  84     AC_DEFINE(EDITOR,,[Define if you want to build the editor])
  85     D2X_MAIN_SUBDIRS=editor
  86 fi
  87 AM_CONDITIONAL(EDITOR, test x$enable_editor = xyes)
  88
  89 dnl Enable shareware build?
  90 AC_ARG_ENABLE(shareware,
  91     [  --enable-shareware      Build for demo datafiles (not functional)],,)
  92 if test x$enable_shareware = xyes; then
  93     AC_DEFINE(SHAREWARE,,[Define if you want to build the demo version])
  94     D2X_FEATURES="shareware ${D2X_FEATURES}"
  95 fi
  96 AM_CONDITIONAL(SHAREWARE, test x$enable_shareware = xyes)
  97
  98 dnl Build with NDEBUG?
  99 AC_ARG_ENABLE(debug,
 100     [  --disable-debug         Take out debug symbols, Asserts, Int3, etc ],,)
 101 if test x$enable_debug = xno; then
 102     AC_DEFINE(NDEBUG,,[Define to disable asserts, int3, etc.])
 103     CFLAGS="-O2 $CFLAGS"
 104 else
 105     CFLAGS="-g $CFLAGS"
 106     D2X_FEATURES="debug ${D2X_FEATURES}"
 107 fi
 108
 109 dnl Build with RELEASE?
 110 AC_ARG_ENABLE(release,
 111     [  --enable-release        Release build.  Removes debug/editor things ],,)
 112 if test x$enable_release = xyes; then
 113     AC_DEFINE(RELEASE,,[Define for a "release" build])
 114     D2X_FEATURES="release ${D2X_FEATURES}"
 115 fi
 116
 117 dnl Build with FAST_FILE_IO?
 118 AC_ARG_ENABLE(fastfileio,
 119     [  --disable-fastfileio    Disable fast file i/o. ],,)
 120 if test x$enable_fastfileio != xno; then
 121         if test x$ac_cv_c_bigendian = xyes; then
 122                 AC_MSG_WARN([big-endian cpu detected.  disabling fastfileio])
 123                 enable_fastfileio="no";
 124         fi
 125 fi
 126 if test x$enable_fastfileio != xno; then
 127     AC_DEFINE(FAST_FILE_IO,,[Define for faster i/o on little-endian cpus])
 128     D2X_FEATURES="fastfileio ${D2X_FEATURES}"
 129 fi
 130
 131 AC_ARG_WITH(sharepath,
 132     [[  --with-sharepath=DIR    Use DIR for shared game data (unix only) [DATADIR/games/d2x]]],
 133     sharepath=$withval, sharepath="auto")
 134 if test "x$sharepath" = "xauto" -o "x$sharepath" = "xyes" -o "x$sharepath" = "x"; then
 135     sharepath="$default_sharepath"
 136 fi
 137 AC_SUBST(sharepath)
 138 eval sharepath=$sharepath
 139 AC_DEFINE_UNQUOTED(SHAREPATH, "$sharepath",[Define this to be the shared game directory root])
 140
 141 # Test for MSDOS
 142 if test x$MSDOS = xyes; then
 143     CFLAGS="-I \$(top_srcdir)/arch/dos/include $CFLAGS"
 144     TARGETS=d2x
 145     D2X_ARCH_SUBDIRS=dos
 146 else
 147
 148     CFLAGS="-pipe $CFLAGS"
 149
 150     dnl Check for SDL
 151     AM_PATH_SDL(1.1.0,
 152         :,
 153         AC_MSG_ERROR(SDL not found. Make sure sdl-config is in your PATH, or specify with --with-sdl-prefix)
 154     )
 155     CFLAGS="$SDL_CFLAGS $CFLAGS"
 156     LIBS="$SDL_LIBS $LIBS"
 157
 158     TARGETS=d2x-sdl
 159     D2X_ARCH_SUBDIRS=sdl
 160
 161     AC_CHECK_HEADERS(netipx/ipx.h)
 162
 163   # Check for OpenGL
 164     AC_ARG_WITH(opengl,
 165         [  --with-opengl           Build OpenGL support ],,)
 166     if test x$with_opengl = xyes; then
 167         for lib in $GL_LIBS; do
 168             AC_CHECK_LIB($lib, main,
 169                 OGL_LIBS="${OGL_LIBS} -l$lib",
 170                 [AC_MSG_ERROR([$lib not found, --with-opengl cannot be used])
 171                     opengl=false],
 172                 ${OGL_LIBS}
 173             )
 174         done
 175         AC_DEFINE(OGL,,[Define if you want an OpenGL build])
 176         TARGETS=d2x-gl
 177         D2X_ARCH_SUBDIRS="ogl ${D2X_ARCH_SUBDIRS}"
 178     fi
 179     AC_SUBST(OGL_LIBS)
 180     AM_CONDITIONAL(USE_OPENGL, test x$with_opengl = xyes)
 181
 182   # Check for GGI
 183     AC_ARG_WITH(ggi,
 184         [  --with-ggi              Build GGI support ],,)
 185     if test x$with_ggi = xyes; then
 186         AC_CHECK_LIB(ggi, ggiInit,
 187             GGI_LIBS="-lggi",
 188             [AC_MSG_ERROR([GGI not found, GGI version cannot be built]); ggi=false])
 189         AC_CHECK_LIB(gii, giiInit,
 190             GGI_LIBS="${GGI_LIBS} -lgii",
 191             [AC_MSG_ERROR([GII not found, GGI version cannot be built]); ggi=false])
 192         AC_DEFINE(GGI,,[Define if you want a GGI build])
 193         TARGETS=d2x-ggi
 194         D2X_ARCH_SUBDIRS="ggi ${D2X_ARCH_SUBDIRS}"
 195     fi
 196     AC_SUBST(GGI_LIBS)
 197     AM_CONDITIONAL(USE_GGI, test x$with_ggi = xyes)
 198
 199   # Check for SVGALib
 200     AC_ARG_WITH(svga,
 201         [  --with-svga             Build SVGALib support ],,)
 202     if test x$with_svga = xyes; then
 203         AC_CHECK_LIB(vga,vga_getmousetype,
 204             SVGA_LIBS="-lvga",
 205             [AC_MSG_ERROR([vga not found, SVGALib cannot be built])
 206                 svga=false],
 207         )
 208         AC_CHECK_LIB(vgagl,gl_getcontext,
 209             SVGA_LIBS="${SVGA_LIBS} -lvgagl",
 210             [AC_MSG_ERROR([vgagl not found, SVGALib cannot be built])
 211                 svga=false],
 212             -lvga)
 213         AC_DEFINE(SVGA,,[Define if you want an SVGALib build])
 214         TARGETS=d2x-svga
 215         D2X_ARCH_SUBDIRS="svgalib ${D2X_ARCH_SUBDIRS}"
 216     fi
 217     AC_SUBST(SVGA_LIBS)
 218     AM_CONDITIONAL(USE_SVGALIB, test x$with_svga = xyes)
 219
 220     if test x$MINGW32 = xyes; then
 221         D2X_ARCH_SUBDIRS="win32 ${D2X_ARCH_SUBDIRS}"
 222     else
 223         CFLAGS="-I \$(top_srcdir)/arch/linux/include $CFLAGS"
 224         D2X_ARCH_SUBDIRS="linux ${D2X_ARCH_SUBDIRS}"
 225     fi
 226 fi
 227
 228 dnl Check for network
 229 AC_ARG_ENABLE(network,
 230     [  --disable-network       Do not build network/serial support ],,)
 231 if test x$enable_network != xno; then
 232     AC_DEFINE(NETWORK,,[Define if you want a network build])
 233     D2X_FEATURES="network ${D2X_FEATURES}"
 234 fi
 235 AM_CONDITIONAL(USE_NETWORK, test x$enable_network != xno)
 236
 237 dnl Check for assembler
 238 AC_ARG_ENABLE(assembler,
 239     [  --disable-assembler     Do not use assembler optimization ],,)
 240 if test x$enable_assembler != xno; then
 241     if test x$NASM = xno; then
 242         AC_MSG_WARN([nasm not found. disabling assembler])
 243         enable_assembler="no"
 244     else
 245         NASMFLAGS="-i\$(srcdir)/ $NASMFLAGS"
 246         case $host_os in
 247             cygwin*)
 248                 NASMFLAGS="-f win32 $NASMFLAGS"
 249                 ;;
 250             msdos*)
 251                 NASMFLAGS="-f coff $NASMFLAGS"
 252                 ;;
 253             linux*)
 254                 NASMFLAGS="-f elf -d__linux__ $NASMFLAGS"
 255                 ;;
 256             *)
 257                 AC_MSG_WARN([nasm not supported for this OS. disabling assembler])
 258                 enable_assembler="no"
 259                 ;;
 260         esac
 261     fi
 262 fi
 263 if test x$enable_assembler = xno; then
 264     AC_DEFINE(NO_ASM,,[Define if you want an assembler free build])
 265     D2X_FEATURES="no_asm ${D2X_FEATURES}"
 266 fi
 267 AM_CONDITIONAL(USE_ASM, test x$enable_assembler != xno)
 268
 269 AH_BOTTOM([
 270         /* General defines */
 271 #define NMONO 1
 272 #define PIGGY_USE_PAGING 1
 273 #define NEWDEMO 1
 274
 275 #ifdef __MACOSX__
 276 #define __unix__
 277 #endif
 278
 279 #ifdef __unix__
 280 # ifdef GGI
 281 #  define GII_INPUT 1
 282 #  define GGI_VIDEO 1
 283 # else
 284 #  ifdef SVGA
 285 #   define SVGALIB_INPUT 1
 286 #   define SVGALIB_VIDEO 1
 287 #  else
 288 #   define SDL_INPUT 1
 289 #   ifdef OGL
 290 #    define SDL_GL_VIDEO 1
 291 #   else
 292 #    define SDL_VIDEO 1
 293 #   endif
 294 #  endif
 295 # endif
 296 #endif
 297
 298 #ifdef __MINGW32__
 299 # define SDL_INPUT 1
 300 # ifdef OGL
 301 #  define SDL_GL_VIDEO 1
 302 # else
 303 #  define SDL_VIDEO 1
 304 # endif
 305 #endif
 306         ])
 307
 308 AM_PROG_AS
 309
 310 AC_SUBST(D2X_ARCH_SUBDIRS)
 311
 312 AC_SUBST(D2X_MAIN_SUBDIRS)
 313
 314 AC_SUBST(TARGETS)
 315
 316 AC_SUBST(NASMFLAGS)
 317
 318 AC_SUBST(CFLAGS)
 319
 320 AC_OUTPUT(
 321     Makefile
 322     2d/Makefile
 323     3d/Makefile
 324     arch/Makefile
 325     arch/dos/Makefile
 326     arch/ggi/Makefile
 327     arch/linux/Makefile
 328     arch/ogl/Makefile
 329     arch/sdl/Makefile
 330     arch/svgalib/Makefile
 331     arch/win32/Makefile
 332     cfile/Makefile
 333     iff/Makefile
 334     main/Makefile
 335     main/editor/Makefile
 336     maths/Makefile
 337     mem/Makefile
 338     misc/Makefile
 339     texmap/Makefile
 340     utilities/Makefile
 341     debian/changelog
 342     rpm/d2x.spec
 343 )
 344
 345 AC_MSG_RESULT([
 346         d2x has been configured successfully.
 347
 348         Platform(s): $D2X_ARCH_SUBDIRS
 349         Features   : $D2X_FEATURES $D2X_MAIN_SUBDIRS
 350
 351         Shared game data directory (unix only): $sharepath
 352         ])