source: trunk/configure.ac @ 745

Last change on this file since 745 was 745, checked in by sam, 9 years ago

video: enforce shader-enabled GL implementations, getting rid of a lot
of code.

File size: 5.9 KB
Line 
1dnl configure script for Lol Engine
2
3AC_INIT(lolengine, 0.0)
4AC_PREREQ(2.50)
5AC_CONFIG_AUX_DIR(.auto)
6AC_CANONICAL_SYSTEM
7AM_INIT_AUTOMAKE([no-define tar-ustar])
8dnl AM_MAINTAINER_MODE
9
10AM_CONFIG_HEADER(config.h)
11
12AM_PROG_CC_C_O
13AC_PROG_CPP
14AC_PROG_CXX
15AC_PROG_CXXCPP
16AC_PROG_RANLIB
17
18AC_LIBTOOL_WIN32_DLL
19AM_PROG_LIBTOOL
20AC_LIBTOOL_CXX
21
22AC_C_CONST
23AC_C_INLINE
24
25dnl Ensure an error is thrown if pkg-config M4 files are not found.
26m4_pattern_allow([^PKG_CONFIG_LIBDIR$])
27m4_pattern_forbid([^PKG_CHECK_MODULES$])
28m4_pattern_forbid([^PKG_PROG_PKG_CONFIG$])
29
30dnl Do not use PKG_CONFIG_LIBDIR when cross-compiling.
31if test "${build}" != "${host}" -a "${PKG_CONFIG_LIBDIR}" = ""; then
32  export PKG_CONFIG_LIBDIR=/dev/null
33fi
34
35dnl AC_PROG_EGREP only exists in autoconf 2.54+, so we use AC_EGREP_CPP right
36dnl now otherwise it might be set in an obscure if statement. Same thing for
37dnl PKG_PROG_PKG_CONFIG which needs to be called first.
38AC_EGREP_CPP(yes, foo)
39PKG_PROG_PKG_CONFIG()
40
41dnl conditional builds
42AC_ARG_ENABLE(debug,
43  [  --enable-debug          build debug versions of the game (default no)])
44AC_ARG_ENABLE(release,
45  [  --enable-release        build final release of the game (default no)])
46AC_ARG_ENABLE(experimental,
47  [  --enable-experimental   experimental build (default no)])
48
49AC_ARG_ENABLE(cppunit,
50  [  --enable-cppunit        use cppunit for unit tests (autodetected)])
51
52AC_CHECK_HEADERS(stdio.h stdarg.h inttypes.h endian.h stdint.h getopt.h)
53
54if test "${enable_debug}" = "yes"; then
55  AC_DEFINE(LOL_DEBUG, 1, Define to 1 to activate debug)
56  OPT="-O"
57else
58  OPT="-O2 -fno-strength-reduce -fomit-frame-pointer"
59fi
60
61if test "${enable_release}" = "yes"; then
62  AC_DEFINE(LOL_RELEASE, 1, Define to 1 to activate final release)
63  REL=""
64else
65  REL="-g"
66fi
67
68if test "${enable_experimental}" = "yes"; then
69  AC_DEFINE(LOL_EXPERIMENTAL, 1, Define to 1 to activate experimental build)
70fi
71
72dnl Optimizations
73CXXFLAGS="${CXXFLAGS} ${REL} ${OPT}"
74dnl Code qui fait des warnings == code de porc == deux baffes dans ta gueule
75CXXFLAGS="${CXXFLAGS} -Wall -Wextra -Wpointer-arith -Wcast-align -Wcast-qual -Wshadow -Wsign-compare"
76
77AC_CHECK_LIB(m, sin, MATH_LIBS="${MATH_LIBS} -lm")
78
79dnl Which version of OpenGL to use?
80ac_cv_my_have_gl="no"
81PKG_CHECK_MODULES(GLES2, glesv2,
82 [ac_cv_my_have_gl="yes"
83  AC_DEFINE(HAVE_GLES_2X, 1, Define to 1 if GLES 2.x is available)
84  GL_CFLAGS="${GLES2_CFLAGS}"
85  GL_LIBS="${GLES2_LIBS}"],
86 [:])
87AC_CHECK_LIB(GL, glLoadIdentity,
88 [ac_cv_my_have_gl="yes"
89  AC_DEFINE(HAVE_GL_2X, 1, Define to 1 if GL 2.x is available)
90  GL_LIBS="-lGL"]) # FIXME: hackish
91if test "${ac_cv_my_have_gl}" = "no"; then
92  AC_MSG_ERROR([[No OpenGL or OpenGL ES implementation found]])
93fi
94
95dnl Use SDL? (always required)
96ac_cv_my_have_sdl="yes"
97AC_PATH_PROG(SDL_CONFIG, sdl-config, no)
98if test "${SDL_CONFIG}" != "no"; then
99  SDL_CFLAGS="${SDL_CFLAGS} `sdl-config --cflags`"
100  SDL_LIBS="${SDL_LIBS} `sdl-config --libs`"
101fi
102SDL_CFLAGS="${SDL_CFLAGS} ${GL_CFLAGS}"
103SDL_LIBS="${SDL_LIBS} ${GL_LIBS}"
104PKG_CHECK_MODULES(SDL, sdl, [:],
105 [SDL_LIBS="${SDL_LIBS} -lSDL"])
106PKG_CHECK_MODULES(SDLMIXER, SDL_mixer, [:],
107 [SDLMIXER_LIBS="${SDLMIXER_LIBS} -lSDL_mixer"])
108PKG_CHECK_MODULES(SDLIMAGE, SDL_image, [:],
109 [SDLIMAGE_LIBS="${SDLIMAGE_LIBS} -lSDL_image"])
110SDL_CFLAGS="${SDL_CFLAGS} ${SDLMIXER_CFLAGS} ${SDLIMAGE_CFLAGS}"
111SDL_LIBS="${SDL_LIBS} ${SDLMIXER_LIBS} ${SDLIMAGE_LIBS}"
112
113save_CPPFLAGS="${CPPFLAGS}"
114CPPFLAGS="${CPPFLAGS} ${SDL_CFLAGS}"
115AC_CHECK_HEADERS(SDL_mixer.h, [:], [ac_cv_my_have_sdl="no"])
116AC_CHECK_HEADERS(SDL_image.h, [:], [ac_cv_my_have_sdl="no"])
117CPPFLAGS="${save_CPPFLAGS}"
118if test "${ac_cv_my_have_sdl}" = "no"; then
119  AC_MSG_ERROR([[One of SDL, SDL_Image or SDL_Mixer not found]])
120else
121  AC_DEFINE(USE_SDL, 1, Define to 1 to use SDL)
122fi
123AM_CONDITIONAL(USE_SDL, test "${ac_cv_my_have_sdl}" = "yes")
124
125
126dnl Use EGL?
127ac_cv_my_have_egl="no"
128PKG_CHECK_MODULES(EGL, egl, [ac_cv_my_have_egl="yes"], [:])
129if test "${ac_cv_my_have_egl}" != "no"; then
130  AC_DEFINE(USE_EGL, 1, Define to 1 to use libegl)
131  EGL_LIBS="${EGL_LIBS} -lX11"
132fi
133AM_CONDITIONAL(USE_EGL, test "${ac_cv_my_have_egl}" != "no")
134
135
136dnl Use libpng? (replacement for SDL_image)
137ac_cv_my_have_libpng="no"
138PKG_CHECK_MODULES(LIBPNG, libpng, [ac_cv_my_have_libpng="yes"], [:])
139if test "${ac_cv_my_have_libpng}" != "no"; then
140  AC_DEFINE(USE_LIBPNG, 1, Define to 1 to use libpng)
141fi
142AM_CONDITIONAL(USE_LIBPNG, test "${ac_cv_my_have_libpng}" != "no")
143
144
145dnl Use libcaca? (required for font generation)
146ac_cv_my_have_caca="no"
147PKG_CHECK_MODULES(CACA, caca >= 0.99.beta17, [ac_cv_my_have_caca="yes"], [:])
148if test "${ac_cv_my_have_caca}" != "no"; then
149  AC_DEFINE(USE_CACA, 1, Define to 1 to use libcaca)
150fi
151AM_CONDITIONAL(USE_CACA, test "${ac_cv_my_have_caca}" != "no")
152
153
154dnl Use libpipi? (required for video recording)
155ac_cv_my_have_pipi="no"
156PKG_CHECK_MODULES(PIPI, pipi, [ac_cv_my_have_pipi="yes"], [:])
157if test "${ac_cv_my_have_pipi}" != "no"; then
158  AC_DEFINE(USE_PIPI, 1, Define to 1 to use libpipi)
159fi
160AM_CONDITIONAL(USE_PIPI, test "${ac_cv_my_have_pipi}" != "no")
161
162
163dnl Use GTK+? (required for the deushax editor)
164ac_cv_my_have_gtkgl="no"
165PKG_CHECK_MODULES(GTK, gtk+-2.0, [ac_cv_my_have_gtkgl="yes"], [:])
166PKG_CHECK_MODULES(GTKGL, gtkgl-2.0, [:], [ac_cv_my_have_gtkgl="no"])
167if test "${ac_cv_my_have_gtkgl}" != "no"; then
168  AC_DEFINE(USE_GTKGL, 1, Define to 1 to use GtkGl)
169fi
170AM_CONDITIONAL(USE_GTKGL, test "${ac_cv_my_have_gtkgl}" != "no")
171
172
173dnl Use cppunit for unit tests?
174PKG_CHECK_MODULES(CPPUNIT, cppunit, [CPPUNIT="yes"], [CPPUNIT="no"])
175AM_CONDITIONAL(USE_CPPUNIT, test "$CPPUNIT" = "yes")
176
177
178dnl How to use the Lol Engine inside this tree
179LOL_CFLAGS="$LOL_CFLAGS -I \$(top_srcdir)/src $SDL_CFLAGS $EGL_CFLAGS $LIBPNG_CFLAGS"
180LOL_LIBS="$LOL_LIBS $SDL_LIBS $EGL_LIBS $LIBPNG_LIBS"
181
182AC_SUBST(MATH_LIBS)
183AC_SUBST(LOL_CFLAGS)
184AC_SUBST(LOL_LIBS)
185
186AC_CONFIG_FILES([
187  Makefile
188  src/Makefile
189  test/Makefile
190  monsterz/Makefile
191  deushax/Makefile
192  tools/Makefile
193  art/Makefile
194  art/test/Makefile
195  gfx/Makefile
196  gfx/font/Makefile
197  maps/Makefile
198])
199
200AC_OUTPUT
201
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