configure.ac

   1 # -*- mode: shell-script -*-
   2
   3 define([D2X_MAJOR],0)
   4 define([D2X_MINOR],2)
   5 define([D2X_MICRO],6)
   6
   7 AC_INIT(d2x,[D2X_MAJOR.D2X_MINOR.D2X_MICRO],[https://github.com/btb/d2x/issues])
   8 AC_PREREQ(2.52)
   9
  10 m4_include([m4/ax_check_compile_flag.m4])
  11
  12 AC_CANONICAL_BUILD
  13 AC_CANONICAL_HOST
  14 AC_CANONICAL_TARGET
  15
  16 AC_EXEEXT
  17 AC_OBJEXT
  18
  19 AM_INIT_AUTOMAKE([subdir-objects])
  20
  21 AM_CONFIG_HEADER(conf.h)
  22
  23 AC_DEFINE_UNQUOTED(D2XMAJOR,D2X_MAJOR,[d2x major version])
  24 AC_DEFINE_UNQUOTED(D2XMINOR,D2X_MINOR,[d2x minor version])
  25 AC_DEFINE_UNQUOTED(D2XMICRO,D2X_MICRO,[d2x micro version])
  26
  27 AM_MAINTAINER_MODE
  28
  29 #kludge to keep autoconf from adding -g -O2
  30 CFLAGS=" $CFLAGS"
  31
  32 AC_PROG_INSTALL
  33 AC_PROG_MAKE_SET
  34 AC_ISC_POSIX
  35 AC_CHECK_TOOL(CC, gcc, :)
  36 AC_CHECK_TOOL(RANLIB, ranlib, :)
  37 AC_CHECK_TOOL(STRIP, strip, :)
  38 AC_CHECK_TOOL(AR, ar, :)
  39 AC_PROG_CC
  40 AC_PROG_CXX
  41 AC_STDC_HEADERS
  42 AC_PATH_PROGS(NASM, nasm nasmw, no)
  43 AC_C_BIGENDIAN
  44 AC_CHECK_SIZEOF(void *)
  45
  46 case $host_cpu in
  47     sparc)
  48         AC_DEFINE(WORDS_NEED_ALIGNMENT,,[Define if your processor needs data to be word-aligned])
  49     ;;
  50 esac
  51
  52 case $host_os in
  53     cygwin)
  54         AC_MSG_WARN([Cygwin found, setting -mno-cygwin])
  55         CFLAGS="-mno-cygwin $CFLAGS"
  56         MINGW32=yes
  57         ;;
  58     mingw*)
  59         MINGW32=yes
  60         ;;
  61     darwin*)
  62         MACOSX=yes
  63         CFLAGS="-no-cpp-precomp $CFLAGS"
  64         ;;
  65     msdos*)
  66         MSDOS=yes
  67         ;;
  68 esac
  69
  70 AC_CHECK_DECLS(nanosleep,,,[#include <time.h>])
  71 AC_CHECK_TYPES([struct timespec, struct timeval],,,[#include <sys/time.h>])
  72
  73 AM_CONDITIONAL(MINGW32, test x$MINGW32 = xyes)
  74
  75 AM_CONDITIONAL(MACOSX, test x$MACOSX = xyes)
  76
  77 AM_CONDITIONAL(MSDOS, test x$MSDOS = xyes)
  78
  79 dnl Set $prefix and $exec_prefix to $ac_default_prefix if they are not set
  80 test "x$prefix" = "xNONE" && prefix=$ac_default_prefix
  81 test "x$exec_prefix" = "xNONE" && exec_prefix="${prefix}"
  82
  83 dnl Set default locations to find data files.
  84 default_sharepath="$datadir/games/$PACKAGE"
  85
  86 CFLAGS="-Wall -Werror -Wno-deprecated-declarations -Wno-int-to-pointer-cast -Wno-pointer-to-int-cast -Wno-unused-value -Wno-address $CFLAGS"
  87 AX_CHECK_COMPILE_FLAG([-Wno-ignored-attributes], [CFLAGS="$CFLAGS -Wno-ignored-attributes"])
  88 AX_CHECK_COMPILE_FLAG([-Wno-unused-but-set-variable], [CFLAGS="$CFLAGS -Wno-unused-but-set-variable"])
  89
  90 dnl Enable editor build?
  91 AC_ARG_ENABLE(editor,
  92     [  --enable-editor         Build editor? (not functional)],,)
  93 if test x$enable_editor = xyes; then
  94     AC_DEFINE(EDITOR,,[Define if you want to build the editor])
  95     D2X_FEATURES="editor $D2X_FEATURES"
  96 fi
  97 AM_CONDITIONAL(USE_EDITOR, test x$enable_editor = xyes)
  98
  99 dnl Enable macdata build?
 100 AC_ARG_ENABLE(macdata,
 101     [  --enable-macdata        Build for mac datafiles],,)
 102 if test x$enable_macdata = xyes; then
 103     AC_DEFINE(MACDATA,,[Define if you want to build for mac datafiles])
 104     D2X_FEATURES="macdata ${D2X_FEATURES}"
 105 fi
 106 AM_CONDITIONAL(MACDATA, test x$enable_macdata = xyes)
 107
 108 dnl Build with NDEBUG?
 109 AC_ARG_ENABLE(debug,
 110     [  --disable-debug         Take out debug symbols, Asserts, Int3, etc ],,)
 111 if test x$enable_debug = xno; then
 112     AC_DEFINE(NDEBUG,,[Define to disable asserts, int3, etc.])
 113     CFLAGS="-O2 $CFLAGS"
 114 else
 115     CFLAGS="-g $CFLAGS"
 116     D2X_FEATURES="debug ${D2X_FEATURES}"
 117 fi
 118
 119 dnl Build with RELEASE?
 120 AC_ARG_ENABLE(release,
 121     [  --enable-release        Release build.  Removes debug/editor things ],,)
 122 if test x$enable_release = xyes; then
 123     AC_DEFINE(RELEASE,,[Define for a "release" build])
 124     D2X_FEATURES="release ${D2X_FEATURES}"
 125 fi
 126
 127 dnl Build without using sdl-joystick ?
 128 AC_ARG_ENABLE(linuxjoy,
 129     [  --enable-linuxjoy       do not use the SDL Joystick. (eg for MS Sidewinder)],,)
 130 if test x$enable_linuxjoy = xyes; then
 131     AC_DEFINE(USE_LINUX_JOY,,[define to not use the SDL_Joystick routines.])
 132     D2X_FEATURES="linuxjoy ${D2X_FEATURES}"
 133 fi
 134 AM_CONDITIONAL(USE_LINUX_JOY, test x$enable_linuxjoy = xyes)
 135
 136 dnl Build with FAST_FILE_IO?
 137 AC_ARG_ENABLE(fastfileio,
 138     [  --disable-fastfileio    Disable fast file i/o. ],,)
 139 if test x$enable_fastfileio != xno; then
 140     if test x$ac_cv_c_bigendian = xyes; then
 141         AC_MSG_WARN([big-endian cpu detected.  disabling fastfileio])
 142         enable_fastfileio="no";
 143     fi
 144     if test $ac_cv_sizeof_void_p != 4; then
 145         AC_MSG_WARN([pointers not 32 bits.  disabling fastfileio])
 146         enable_fastfileio="no";
 147     fi
 148 fi
 149 if test x$enable_fastfileio != xno; then
 150     AC_DEFINE(FAST_FILE_IO,,[Define for faster i/o on little-endian cpus])
 151     D2X_FEATURES="fastfileio ${D2X_FEATURES}"
 152 fi
 153
 154 AC_ARG_WITH(sharepath,
 155     [[  --with-sharepath=DIR    Use DIR for shared game data (unix only) [DATADIR/games/d2x]]],
 156     sharepath=$withval, sharepath="auto")
 157 if test "x$sharepath" = "xauto" -o "x$sharepath" = "xyes" -o "x$sharepath" = "x"; then
 158     sharepath="$default_sharepath"
 159 fi
 160 AC_SUBST(sharepath)
 161 eval sharepath=$sharepath
 162 eval sharepath=$sharepath
 163 AC_DEFINE_UNQUOTED(SHAREPATH, "$sharepath",[Define this to be the shared game directory root])
 164
 165 TARGETS=
 166
 167 # Test for MSDOS
 168 if test x$MSDOS = xyes; then
 169     TARGETS="d2x$ac_cv_exeext $TARGETS"
 170 else
 171
 172     CFLAGS="-pipe $CFLAGS"
 173
 174     dnl Check for SDL
 175     AM_PATH_SDL(1.1.0,
 176         :,
 177         AC_MSG_ERROR(SDL not found. Make sure sdl-config is in your PATH, or specify with --with-sdl-prefix)
 178     )
 179
 180     TARGETS="d2x-sdl$ac_cv_exeext $TARGETS"
 181
 182     AC_CHECK_HEADERS(netipx/ipx.h)
 183
 184   # Check for SDL_image
 185     AC_CHECK_LIB(SDL_image, IMG_ReadXPMFromArray,
 186         SDLIMAGE_LIBS="-lSDL_image"
 187         AC_DEFINE(SDL_IMAGE,,[Define if you have the SDL_image library]))
 188     AC_SUBST(SDLIMAGE_LIBS)
 189
 190   # Check for SDL_mixer
 191     PKG_CHECK_MODULES(SDLMIXER, SDL_mixer)
 192     AC_SUBST(SDLMIXER_CFLAGS)
 193     AC_SUBST(SDLMIXER_LIBS)
 194
 195   # Check for libpng
 196     have_libpng=no
 197     #PKG_CHECK_MODULES(LIBPNG, libpng,
 198     #    AC_DEFINE(HAVE_LIBPNG,,[Define if you have libpng])
 199     #    have_libpng=yes
 200     #    LIBS="$LIBPNG_LIBS $LIBS",
 201     #    AC_MSG_WARN([libpng not found. disabling png replacement texture support])
 202     #)
 203     AM_CONDITIONAL(USE_LIBPNG, test x$have_libpng = xyes)
 204
 205   # Check for PhysicsFS
 206     AC_CHECK_HEADERS(physfs.h, , [AC_MSG_ERROR([physfs.h required])])
 207     AC_CHECK_LIB(physfs, PHYSFS_init, PHYSFS_LIBS="-lphysfs",
 208                  [AC_MSG_ERROR([physfs library required])])
 209     AC_SUBST(PHYSFS_LIBS)
 210
 211   # Check for OpenGL
 212     AC_ARG_WITH(opengl,
 213         [  --with-opengl           Build OpenGL support ],,)
 214     if test x$with_opengl = xyes; then
 215         TARGETS="d2x-gl$ac_cv_exeext $TARGETS"
 216     fi
 217
 218   # Check for SVGALib
 219     AC_ARG_WITH(svga,
 220         [  --with-svga             Build SVGALib support ],,)
 221     if test x$with_svga = xyes; then
 222         TARGETS="d2x-svga$ac_cv_exeext $TARGETS"
 223     fi
 224     AC_SUBST(SVGA_LIBS)
 225     AM_CONDITIONAL(USE_SVGALIB, test x$with_svga = xyes)
 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     case $host_os in
 233         cygwin* | mingw* | msdos* | linux*)
 234             enable_native_ipx="yes";
 235            ;;
 236        *)
 237             AC_MSG_WARN([d2x does not support native ipx on this host.  disabling native ipx])
 238             enable_native_ipx="no";
 239             ;;
 240     esac
 241     case $host_os in
 242         cygwin* | mingw* | msdos*)
 243             enable_kalinix="no";
 244             ;;
 245     esac
 246     case $host_os in
 247         *solaris*)
 248             AC_CHECK_LIB(socket, socket, LIBS="${LIBS} -lsocket",
 249                 [AC_MSG_ERROR(socket lib required for net support on solaris not found)])
 250             AC_CHECK_LIB(nsl, inet_addr, LIBS="${LIBS} -lnsl",
 251                 [AC_MSG_ERROR(nsl lib required for net support on solaris not found)])
 252             ;;
 253     esac
 254 fi
 255 AC_ARG_ENABLE(kalinix,
 256     [  --disable-kalinix       Disable the KaliNix driver (unix-only)],,)
 257 if test x$enable_network != xno; then
 258     if test x$enable_native_ipx != xno; then
 259         D2X_FEATURES="ipx ${D2X_FEATURES}"
 260         AC_DEFINE(NATIVE_IPX,,[Define to use the IPX support of the OS])
 261     fi
 262     if test x$enable_kalinix != xno; then
 263         D2X_FEATURES="kalinix ${D2X_FEATURES}"
 264         AC_DEFINE(KALINIX,,[Define to enable use of the KaliNix driver])
 265     fi
 266     AC_DEFINE(NETWORK,,[Define if you want a network build])
 267     D2X_FEATURES="network ${D2X_FEATURES}"
 268 fi
 269 AM_CONDITIONAL(USE_NETWORK, test x$enable_network != xno)
 270 AM_CONDITIONAL(USE_NATIVE_IPX, test x$enable_native_ipx != xno)
 271 AM_CONDITIONAL(USE_KALINIX, test x$enable_kalinix != xno)
 272
 273 dnl Check for assembler
 274 AC_ARG_ENABLE(assembler,
 275     [  --disable-assembler     Do not use assembler optimization ],,)
 276 if test x$enable_assembler != xno; then
 277     if test x$NASM = xno; then
 278         AC_MSG_WARN([nasm not found. disabling assembler])
 279         enable_assembler="no"
 280     else
 281         NASMFLAGS="-i\$(srcdir)/ $NASMFLAGS"
 282         case $host_os in
 283             cygwin* | mingw*)
 284                 NASMFLAGS="-f win32 $NASMFLAGS"
 285                 ;;
 286             msdos*)
 287                 NASMFLAGS="-f coff $NASMFLAGS"
 288                 ;;
 289             linux* | freebsd*)
 290                 NASMFLAGS="-f elf -d__ELF__ $NASMFLAGS"
 291                 ;;
 292             *)
 293                 AC_MSG_WARN([nasm not supported for this OS. disabling assembler])
 294                 enable_assembler="no"
 295                 ;;
 296         esac
 297         case $host_cpu in
 298             x86_64)
 299                 AC_MSG_WARN([nasm not supported for this cpu. disabling assembler])
 300                 enable_assembler="no"
 301                 ;;
 302         esac
 303     fi
 304 fi
 305 if test x$enable_assembler = xno; then
 306     AC_DEFINE(NO_ASM,,[Define if you want an assembler free build])
 307     D2X_FEATURES="no_asm ${D2X_FEATURES}"
 308 fi
 309 AM_CONDITIONAL(USE_ASM, test x$enable_assembler != xno)
 310
 311 AH_BOTTOM([
 312         /* General defines */
 313 #ifndef PACKAGE_STRING
 314 #define PACKAGE_STRING PACKAGE " " VERSION
 315 #endif
 316 #define VERSION_NAME PACKAGE_STRING
 317 #define NMONO 1
 318 #define PIGGY_USE_PAGING 1
 319 #define NEWDEMO 1
 320
 321 #if defined(__APPLE__) && defined(__MACH__)
 322 #define __unix__ /* since we're doing a unix-style compilation... */
 323 #endif
 324
 325 #ifdef __unix__
 326 #  ifdef SVGA
 327 #   define SVGALIB_INPUT 1
 328 #   define SVGALIB_VIDEO 1
 329 #  else
 330 #   define SDL_INPUT 1
 331 #   ifdef OGL
 332 #    define SDL_GL_VIDEO 1
 333 #   else
 334 #    define SDL_VIDEO 1
 335 #   endif
 336 #  endif
 337 #endif
 338
 339 #ifdef _WIN32
 340 # define SDL_INPUT 1
 341 # ifdef OGL
 342 #  define SDL_GL_VIDEO 1
 343 # else
 344 #  define SDL_VIDEO 1
 345 # endif
 346 #endif
 347         ])
 348
 349 AM_PROG_AS
 350
 351 AC_SUBST(TARGETS)
 352
 353 AC_SUBST(NASMFLAGS)
 354
 355 AC_SUBST(CFLAGS)
 356
 357 AC_OUTPUT(
 358     Makefile
 359     debian/changelog
 360     rpm/d2x.spec
 361 )
 362
 363 AC_MSG_RESULT([
 364         d2x has been configured successfully.
 365
 366         Targets: $TARGETS
 367         Features: $D2X_FEATURES
 368
 369         Shared game data directory (unix only): $sharepath
 370         ])