Imported Upstream version 9.0.0
[platform/upstream/libGLU.git] / configure.ac
1 # Copyright © 2011 Intel Corporation
2 #
3 # Permission is hereby granted, free of charge, to any person obtaining a
4 # copy of this software and associated documentation files (the "Software"),
5 # to deal in the Software without restriction, including without limitation
6 # the rights to use, copy, modify, merge, publish, distribute, sublicense,
7 # and/or sell copies of the Software, and to permit persons to whom the
8 # Software is furnished to do so, subject to the following conditions:
9 #
10 # The above copyright notice and this permission notice (including the next
11 # paragraph) shall be included in all copies or substantial portions of the
12 # Software.
13 #
14 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
20 # IN THE SOFTWARE.
21
22 AC_PREREQ([2.60])
23 AC_INIT([glu],
24         [9.0.0],
25         [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa&component=GLU])
26 AC_CONFIG_SRCDIR([Makefile.am])
27 AC_CANONICAL_HOST
28
29 AM_INIT_AUTOMAKE([dist-bzip2 foreign subdir-objects])
30
31 LT_PREREQ([2.2])
32 LT_INIT
33
34 dnl Check for progs
35 AC_PROG_CPP
36 AC_PROG_CC
37 AC_PROG_CXX
38
39 dnl Enable quiet compiles on automake 1.11.
40 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
41
42 AC_ARG_ENABLE(debug,
43               AS_HELP_STRING([--enable-debug],
44                 [Enable debugging information]),
45               [CFLAGS="$CFLAGS -g -O0"
46                CXXFLAGS="$CXXFLAGS -g -O0"],
47               [])
48
49 dnl Make sure the pkg-config macros are defined
50 m4_ifndef([PKG_PROG_PKG_CONFIG],
51     [m4_fatal([Could not locate the pkg-config autoconf macros.
52   These are usually located in /usr/share/aclocal/pkg.m4. If your macros
53   are in a different location, try setting the environment variable
54   ACLOCAL="aclocal -I/other/macro/dir" before running autoreconf.])])
55 PKG_PROG_PKG_CONFIG()
56
57 AC_ARG_ENABLE(osmesa,
58               AS_HELP_STRING([--enable-osmesa],
59                 [Enable use of OSMesa instead of libGL]),
60               [OSMESA="$enableval"],
61               [OSMESA=no])
62
63 dnl Get the pkg-config definitions for libGL/OSMesa.  We include a fallback
64 dnl path for implementations that don't provide a .pc file
65 if test "x$OSMESA" = "xyes"; then
66     GLU_REQUIRES="osmesa"
67     PKG_CHECK_MODULES(OSMESA, [osmesa], [], [
68           AC_CHECK_LIB([OSMesa],
69                    [glBegin],
70                    [OSMESA_LIBS=-lOSMesa],
71                    AC_MSG_ERROR([OSMesa required]))
72           ])
73 else
74     GLU_REQUIRES="gl"
75     PKG_CHECK_MODULES(GL, [gl], [], [
76           AC_CHECK_HEADER([GL/gl.h],
77                   [],
78                   AC_MSG_ERROR([GL not found]))
79           AC_CHECK_LIB([GL],
80                    [glBegin],
81                    [GL_LIBS=-lGL],
82                    AC_MSG_ERROR([GL required]))
83           ])
84 fi
85 AC_SUBST([GLU_REQUIRES])
86
87 dnl Set up C warning and visibility flags.
88 if test "x$GCC" = xyes; then
89     WARNCFLAGS="-Wall"
90
91     # Enable -fvisibility=hidden if using a gcc that supports it
92     save_CFLAGS="$CFLAGS"
93     AC_MSG_CHECKING([whether $CC supports -fvisibility=hidden])
94     VISIBILITY_CFLAGS="-fvisibility=hidden"
95     CFLAGS="$CFLAGS $VISIBILITY_CFLAGS"
96     AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
97                    [VISIBILITY_CFLAGS=""; AC_MSG_RESULT([no])]);
98
99     # Restore CFLAGS; VISIBILITY_CFLAGS are added to it where needed.
100     CFLAGS=$save_CFLAGS
101
102     if test "x$GXX" = xyes; then
103         WARNCXXFLAGS="-Wall"
104
105         # Enable -fvisibility=hidden if using a gcc that supports it
106         save_CXXFLAGS="$CXXFLAGS"
107         AC_MSG_CHECKING([whether $CXX supports -fvisibility=hidden])
108         VISIBILITY_CXXFLAGS="-fvisibility=hidden"
109         CXXFLAGS="$CXXFLAGS $VISIBILITY_CXXFLAGS"
110         AC_LANG_PUSH([C++])
111         AC_LINK_IFELSE([AC_LANG_PROGRAM()], AC_MSG_RESULT([yes]),
112                        [VISIBILITY_CXXFLAGS=""; AC_MSG_RESULT([no])]);
113         AC_LANG_POP([C++])
114
115         # Restore CXXFLAGS; VISIBILITY_CXXFLAGS are added to it where needed.
116         CXXFLAGS=$save_CXXFLAGS
117     fi
118 else
119     AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"])
120     if test "x$SUNCC" = "xyes"; then
121         WARNCFLAGS="-v"
122         WARNCXXFLAGS="-v"
123     fi
124 fi
125 AC_SUBST([WARNCFLAGS])
126 AC_SUBST([WARNCXXFLAGS])
127 AC_SUBST([VISIBILITY_CFLAGS])
128 AC_SUBST([VISIBILITY_CXXFLAGS])
129
130 AC_OUTPUT([
131     Makefile
132     glu.pc
133 ])