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