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dnl Process this file with autoconf to produce a configure script.
AC_INIT(src/af2rgb/af2rgb.cxx)
AM_INIT_AUTOMAKE(plib_tools, 1.7.0)
dnl Checks for programs.
AC_PROG_CC
AC_PROG_CPP
AC_PROG_CXX
AC_PROG_CXXCPP
AC_PROG_INSTALL
AC_LANG_CPLUSPLUS
dnl Command line arguments.
dnl Don't use AC_HELP_STRING here as old versions of autoconf do not
dnl understand it.
AC_ARG_WITH(GL,
[ --with-GL=DIR set the prefix directory where GL resides],
GL_PREFIX=$withval, GL_PREFIX=auto)
if test "x$GL_PREFIX" != "xauto"; then
LDFLAGS="$LDFLAGS -L$GL_PREFIX/lib"
CPPFLAGS="$CPPFLAGS -I$GL_PREFIX/include"
fi
CPPFLAGS="$CPPFLAGS -I/usr/local/include"
LDFLAGS="$LDFLAGS -L/usr/local/lib"
dnl Checks for library functions.
dnl check for OpenGL related libraries
AC_CANONICAL_HOST
case "${host}" in
*-*-cygwin* | *-*-mingw32*)
dnl CygWin under Windoze.
LIBS="$LIBS -lwinmm -lglut32 -lglu32 -lopengl32"
;;
*-apple-darwin*)
dnl Mac OS X
LIBS="$LIBS -framework GLUT -lobjc -framework OpenGL -framework Carbon"
;;
*)
dnl Check for X11
AC_PATH_XTRA
LDFLAGS="$LDFLAGS $X_LIBS"
LIBS="$LIBS $X_PRE_LIBS -lXi -lXmu -lXext -lX11 $X_EXTRA_LIBS -lm"
dnl Reasonable stuff non-windoze variants ... :-)
AC_CHECK_LIB(pthread, pthread_create)
AC_CHECK_LIB(GL, glNewList)
if test "x$ac_cv_lib_GL_glNewList" = "xno" ; then
dnl if no GL, check for MesaGL
AC_CHECK_LIB(MesaGL, glNewList,,
AC_MSG_ERROR([could not find working GL library]))
fi
AC_CHECK_LIB(GLU, gluLookAt)
if test "x$ac_cv_lib_GLU_gluLookAt" = "xno" ; then
dnl if no GLU, check for MesaGLU
AC_CHECK_LIB(MesaGLU, gluLookAt,,
AC_MSG_ERROR([could not find working GLU library]))
fi
dnl check for glut...or freeglut
AC_CHECK_LIB(freeglut, glutGetModifiers)
if test "x$ac_cv_lib_freeglut_glutGetModifiers" = "xno" ; then
dnl if no freeglut, check for Real GLUT
AC_CHECK_LIB(glut, glutGetModifiers,,
AC_MSG_ERROR([could not find working GLUT library]))
fi
AC_CHECK_LIB(dl, dlclose)
dnl Check SGI audio library
AC_CHECK_LIB(audio, ALopenport, SND_LIBS="-laudio")
;;
esac
dnl Check PLIB library
AC_CHECK_LIB(plibul, ulInit, true,
AC_MSG_ERROR([there seems to be a problem with the PLIB libraries]))
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADER(windows.h, AC_DEFINE(WIN32))
case "${host}" in
*-*-cygwin* | *-*-mingw32*)
dnl CygWin under Windoze.
AC_CHECK_HEADERS(GL/gl.h GL/glu.h,,
AC_MSG_ERROR([OpenGL header files not found]))
AC_CHECK_HEADER(GL/glut.h, AC_DEFINE(GLUT_IS_PRESENT),
AC_MSG_ERROR([GLUT header file not found]))
;;
*-apple-darwin*)
dnl Mac OS X
AC_CHECK_HEADERS(OpenGL/gl.h OpenGL/glu.h,,
AC_MSG_ERROR([OpenGL header files not found]))
AC_CHECK_HEADER(GLUT/glut.h, AC_DEFINE(GLUT_IS_PRESENT),
AC_MSG_ERROR([GLUT header file not found]))
;;
*)
AC_CHECK_HEADERS(GL/gl.h GL/glu.h,,
AC_MSG_ERROR([OpenGL header files not found]))
if test "x$ac_cv_lib_freeglut_glutGetModifiers" = "xyes"; then
AC_CHECK_HEADER(GL/freeglut.h, AC_DEFINE(FREEGLUT_IS_PRESENT),
AC_MSG_ERROR([freeglut header file not found]))
else
AC_CHECK_HEADER(GL/glut.h, AC_DEFINE(GLUT_IS_PRESENT),
AC_MSG_ERROR([GLUT header file not found]))
fi
;;
esac
AC_CHECK_HEADER(plib/ul.h,, AC_MSG_ERROR([PLIB header files not found]))
dnl Warning flags
WFLAG="-Wall"
case "$host" in
mips-sgi-irix*)
if test "x$CXX" = "xCC"; then
WFLAG="-fullwarn";
fi
;;
*)
if test "x$CXX" = "xicpc" || test "x$CXX" = "xicc"; then
WFLAG="-w1"
fi
;;
esac
CFLAGS="$CFLAGS $WFLAG"
CXXFLAGS="$CXXFLAGS $WFLAG"
AC_OUTPUT( \
Makefile \
src/Makefile \
src/af2rgb/Makefile \
)