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[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__ $NASMFLAGS"
248                 ;;
249             *)
250                 AC_MSG_WARN([nasm not supported for this OS. disabling assembler])
251                 enable_assembler="no"
252                 ;;
253         esac
254     fi
255 fi
256 if test x$enable_assembler = xno; then
257     AC_DEFINE(NO_ASM,,[Define if you want an assembler free build])
258     D2X_FEATURES="no_asm ${D2X_FEATURES}"
259 fi
260 AM_CONDITIONAL(USE_ASM, test x$enable_assembler != xno)
261
262 AH_BOTTOM([
263         /* General defines */
264 #define NMONO 1
265 #define PIGGY_USE_PAGING 1
266 #define NEWDEMO 1
267
268 #ifdef __MACOSX__
269 #define __unix__
270 #endif
271
272 #ifdef __unix__
273 # ifdef GGI
274 #  define GII_INPUT 1
275 #  define GGI_VIDEO 1
276 # else
277 #  ifdef SVGA
278 #   define SVGALIB_INPUT 1
279 #   define SVGALIB_VIDEO 1
280 #  else
281 #   define SDL_INPUT 1
282 #   ifdef OGL
283 #    define SDL_GL_VIDEO 1
284 #   else
285 #    define SDL_VIDEO 1
286 #   endif
287 #  endif
288 # endif
289 #endif
290
291 #ifdef __MINGW32__
292 # define SDL_INPUT 1
293 # ifdef OGL
294 #  define SDL_GL_VIDEO 1
295 # else
296 #  define SDL_VIDEO 1
297 # endif
298 #endif
299         ])
300
301 AM_PROG_AS
302
303 AC_SUBST(D2X_ARCH_SUBDIRS)
304
305 AC_SUBST(D2X_MAIN_SUBDIRS)
306
307 AC_SUBST(TARGETS)
308
309 AC_SUBST(NASMFLAGS)
310
311 AC_SUBST(CFLAGS)
312
313 AC_OUTPUT(
314     Makefile
315     2d/Makefile
316     3d/Makefile
317     arch/Makefile
318     arch/dos/Makefile
319     arch/ggi/Makefile
320     arch/linux/Makefile
321     arch/ogl/Makefile
322     arch/sdl/Makefile
323     arch/svgalib/Makefile
324     arch/win32/Makefile
325     cfile/Makefile
326     iff/Makefile
327     main/Makefile
328     main/editor/Makefile
329     maths/Makefile
330     mem/Makefile
331     misc/Makefile
332     texmap/Makefile
333     debian/changelog
334     rpm/d2x.spec
335 )
336
337 AC_MSG_RESULT([
338         d2x has been configured successfully.
339
340         Platform(s): $D2X_ARCH_SUBDIRS
341         Features   : $D2X_FEATURES $D2X_MAIN_SUBDIRS
342
343         Shared game data directory (unix only): $sharepath
344         ])