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# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
AC_PREREQ(2.61)
AC_INIT(rotating_cubes, 2009Q1.1, idr@freedesktop.org, rotating_cubes)
AC_CONFIG_SRCDIR([Makefile.am])
AM_CONFIG_HEADER([config.h])
AM_INIT_AUTOMAKE
# Checks for programs.
AC_PROG_CXX
AC_PROG_CC
AC_PROG_MAKE_SET
AC_PROG_RANLIB
PKG_PROG_PKG_CONFIG
# Checks for libraries.
# Checks for header files.
# Checks for typedefs, structures, and compiler characteristics.
# Checks for library functions.
AC_HEADER_STDC
# SDL is required for this application. Find its header files and
# libraries. Make sure they exist.
CPPFLAGS="$CPPFLAGS `sdl-config --cflags`"
LIBS="$LIBS `sdl-config --libs`"
AC_CHECK_HEADER(SDL.h, [], [exit 1])
CPPFLAGS="$CPPFLAGS `pkg-config --cflags alsa`"
LIBS="$LIBS `pkg-config --libs alsa`"
# OpenGL is required for this application. Find its header files and
# libraries. Make sure they exist.
AC_CHECK_HEADER(GL/gl.h, [], [exit 1])
AC_CHECK_LIB([GL], [glVertexPointer], [], [exit 1])
# GLEW is required for this application. Find its header files and
# libraries. Make sure they exist.
AC_CHECK_HEADER(GL/glew.h, [], [exit 1])
AC_CHECK_LIB([GLEW], [glewInit], [], [exit 1], [-lGL])
AC_LANG_CPLUSPLUS
PKG_CHECK_MODULES([GLU3], [glu3])
AC_SUBST(GLU3_CFLAGS)
AC_SUBST(GLU3_LIBS)
AC_ARG_ENABLE([debug],
[AS_HELP_STRING([--enable-debug],
[use debug compiler flags and macros @<:@default=disabled@:>@])],
[enable_debug="$enableval"],
[enable_debug=no]
)
if test "x$enable_debug" = xyes; then
DEFINES="$DEFINES -DDEBUG"
if test "x$GCC" = xyes; then
# Remove any -g flags from the command line
CFLAGS=[`echo $CFLAGS | sed 's/-g[^ \t]*[ \t]*//g'`]
CFLAGS="$CFLAGS -ggdb3 -fstack-protector -D_FORTIFY_SOURCE=2"
fi
if test "x$GXX" = xyes; then
# Remove any -g flags from the command line
CXXFLAGS=[`echo $CXXFLAGS | sed 's/-g[^ \t]*[ \t]*//g'`]
CXXFLAGS="$CXXFLAGS -ggdb3 -fstack-protector -D_FORTIFY_SOURCE=2"
fi
fi
if test "x$GCC" = xyes ; then
WARN="-Wall -Wextra -Wunsafe-loop-optimizations -Wstack-protector"
else
WARN=""
fi
if test "x$GXX" = xyes ; then
WARN="-Wall -Wextra -Wunsafe-loop-optimizations -Wstack-protector"
else
WARN=""
fi
CFLAGS="$CFLAGS $WARN"
CXXFLAGS="$CXXFLAGS $WARN"
AC_OUTPUT([Makefile
src/Makefile])
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