1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
|
dnl Process this file with autoconf to produce a configure script.
AC_INIT([gtkgl],
[2.1.0],
[https://bugzilla.gnome.org/enter_bug.cgi?product=gtkglarea],
[gtkglarea],
[http://mono-project.com/GtkGLArea])
AC_CONFIG_AUX_DIR(.auto)
AC_CONFIG_HEADER(config.h)
AC_CONFIG_MACRO_DIR([m4])
AM_INIT_AUTOMAKE([1.11 -Wall no-define no-dist-gzip dist-xz])
AM_MAINTAINER_MODE([enable])
# Support silent build rules, requires at least automake 1.11. Disable
# by either passing --disable-silent-rules to configure or passing V=1
# to make
AM_SILENT_RULES([yes])
#shared library versioning
GTKGL_LIBRARY_VERSION=1:2:0
# | | |
# +------+ | +---+
# | | |
# current:revision:age
# | | |
# | | +- increment if interfaces have been added
# | | set to zero if interfaces have been removed or changed
# | +- increment if source code has changed
# | set to zero if current is incremented
# +- increment if interfaces have been added, removed or changed
#
# Value of current - age. Used by libtool in Win32 DLL names. We need
# to know the DLL name to build MSVC import libraries.
LT_CURRENT_MINUS_AGE=1
AC_SUBST(GTKGL_LIBRARY_VERSION)
AC_SUBST(LT_CURRENT_MINUS_AGE)
AC_SUBST(VERSION)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
dnl Initialize libtool
LT_PREREQ([2.2.6])
LT_INIT([win32-dll])
dnl Find an appropriate libm
LT_LIB_M
dnl
dnl Check for the operating system
dnl
AC_MSG_CHECKING([for Win32])
case "$host" in
*mingw* | pw32* | *cygwin*)
native_win32=yes
;;
*)
native_win32=no
;;
esac
AC_MSG_RESULT([$native_win32])
AM_CONDITIONAL(OS_WIN32, test "$native_win32" = "yes")
if test "$native_win32" = "yes"; then
AC_CHECK_PROG(ms_librarian, lib.exe, yes, no)
fi
AM_CONDITIONAL(MS_LIB_AVAILABLE, test x$ms_librarian = xyes)
dnl
dnl Check for GTK libraries
dnl
GTK_REQUIRED_VERSION=2.22
PKG_CHECK_MODULES(GTK, gtk+-2.0 >= $GTK_REQUIRED_VERSION gmodule-2.0 >= $GTK_REQUIRED_VERSION)
dnl
dnl Check for GL/MesaGL libraries
dnl
AC_ARG_WITH(GL-prefix, [ --with-GL-prefix=DIR Prefix where GL/MesaGL is installed])
AC_ARG_WITH(lib-GL, [ --with-lib-GL use '-lGL'])
AC_ARG_WITH(lib-MesaGL, [ --with-lib-MesaGL use '-lMesaGL'])
AC_ARG_WITH(lib-opengl32,[ --with-lib-opengl32 use '-lopengl32'])
if test "x$with_GL_prefix" = "x" ; then
GL_LDOPTS=""
GL_CFLAGS=""
else
GL_LDOPTS="-L$with_GL_prefix/lib"
GL_CFLAGS="-I$with_GL_prefix/include"
fi
saved_LIBS="$LIBS"
AC_MSG_CHECKING([OpenGL])
LIBS="$saved_LIBS $GTK_LIBS $GL_LDOPTS -lGL"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[[ char glBegin(); glBegin(); ]])],
[have_GL=yes],
[LIBS="$saved_LIBS $GTK_LIBS $GL_LDOPTS -lopengl32"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include <windows.h>
#include <GL/gl.h>]],
[[ glBegin(GL_TRIANGLES); ]])],
[have_opengl32=yes have_GL=yes],[have_GL=no])])
AC_MSG_RESULT($have_GL)
AC_MSG_CHECKING([Mesa])
LIBS="$saved_LIBS $GTK_LIBS $GL_LDOPTS -lMesaGL"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[[ char glBegin(); glBegin(); ]])],
[have_MesaGL=yes],[have_MesaGL=no])
AC_MSG_RESULT($have_MesaGL)
if test "x$have_MesaGL" = "xno"; then
AC_MSG_CHECKING([Mesa with pthreads])
LIBS="$saved_LIBS $GTK_LIBS $GL_LDOPTS -lMesaGL -lpthread"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[[ char glBegin(); glBegin(); ]])],
[have_MesaGL_pthread=yes],[have_MesaGL_pthread=no])
AC_MSG_RESULT($have_MesaGL_pthread)
fi
LIBS="$saved_LIBS"
if test "x$with_lib_GL" = "xyes"; then
if test "x$have_GL" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lGL"
else
AC_MSG_ERROR([Missing GL library])
fi
elif test "x$with_lib_MesaGL" = "xyes"; then
if test "x$have_MesaGL" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lMesaGL"
elif test "x$have_MesaGL_pthread" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lMesaGL -lpthread"
else
AC_MSG_ERROR([Missing MesaGL library])
fi
elif test "x$with_lib_opengl32" = "xyes"; then
if test "x$have_opengl32" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lopengl32"
else
AC_MSG_ERROR([Missing OpenGL32 library])
fi
else
if test "x$have_opengl32" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lopengl32"
elif test "x$have_GL" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lGL"
elif test "x$have_MesaGL" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lMesaGL"
elif test "x$have_MesaGL_pthread" = "xyes"; then
GL_LIBS="$GL_LDOPTS -lMesaGL -lpthread"
else
AC_MSG_ERROR([You need GL or MesaGL libraries])
fi
fi
saved_LIBS="$LIBS"
AC_MSG_CHECKING([OpenGL shaders])
LIBS="$saved_LIBS $GTK_LIBS $GL_LDOPTS $GL_LIBS"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],
[[ char glCreateProgram(); glCreateProgram(); ]])],
[have_shaders=yes],[have_shaders=no])
AC_MSG_RESULT($have_shaders)
LIBS="$saved_LIBS"
AM_CONDITIONAL(HAVE_SHADERS, test "$have_shaders" = "yes")
AC_SUBST(GL_CFLAGS)
AC_SUBST(GL_LIBS)
AC_CONFIG_FILES([
Makefile
gtkgl-2.0.pc
gtkgl/Makefile
gtkgl/makefile.mingw
docs/Makefile
examples/Makefile
examples/makefile.mingw
])
AC_OUTPUT
echo "---"
echo "Configuration summary"
echo ""
echo " * Installation prefix: $prefix"
echo " * Win32: $native_win32"
echo " * OpenGL: $have_GL"
echo ""
echo "---"
|
