configure.ac

来自「linux下建立JAVA虚拟机的源码KAFFE」· AC 代码 · 共 629 行 · 第 1/2 页

dnl Process this file with autoconf to produce a configure script.

dnl -----------------------------------------------------------
dnl Turning off cache for debug reasons
dnl -----------------------------------------------------------
dnl define([AC_CACHE_LOAD], )dnl
dnl define([AC_CACHE_SAVE], )dnl

AC_INIT([GNU Classpath],[0.91-pre],[[e-mail]],[classpath])
AC_CONFIG_SRCDIR(java/lang/System.java)

AC_CANONICAL_TARGET

dnl -----------------------------------------------------------
dnl Fold all IA-32 CPU architectures into "x86"
dnl -----------------------------------------------------------
if expr ${target_cpu} : '.*86' > /dev/null; then target_cpu=x86; fi

dnl -----------------------------------------------------------
dnl We will not track/change lib version until we reach version 1.0
dnl at which time we'll have to be more anal about such things
dnl -----------------------------------------------------------
AC_SUBST(LIBVERSION, "0:0:0")
case "$host_os" in
     darwin*)
	cp_module=""
	;;
	*)
	cp_module="-module"
	;;
esac

CLASSPATH_MODULE="${cp_module} -version-info ${LIBVERSION} -no-undefined"
AC_SUBST(CLASSPATH_MODULE)

AC_PREREQ(2.59)
AM_INIT_AUTOMAKE([1.9.0 gnu std-options tar-ustar])
AC_CONFIG_HEADERS([include/config.h])
AC_PREFIX_DEFAULT(/usr/local/classpath)

dnl -----------------------------------------------------------
dnl Enable collections.jar (disabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([collections],
              [AS_HELP_STRING(--enable-collections,create collections.jar [default=no])],
              [case x"${enableval}" in
                xyes) COMPILE_COLLECTIONS=yes; COLLECTIONS_PREFIX="\"gnu/java/util/collections\"" ;;
                xno) COMPILE_COLLECTIONS=no ;;
		x) COMPILE_COLLECTIONS=yes; COLLECTIONS_PREFIX="\"gnu/java/util/collections\"" ;;
                *) COMPILE_COLLECTIONS=yes; COLLECTIONS_PREFIX="\"${enableval}\"" ;;
              esac],
              [COMPILE_COLLECTIONS=no])
AM_CONDITIONAL(CREATE_COLLECTIONS, test "x${COMPILE_COLLECTIONS}" = xyes)

dnl -----------------------------------------------------------
dnl Enable JNI libraries (enabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([jni],
              [AS_HELP_STRING(--enable-jni,compile JNI source [default=yes])],
              [case "${enableval}" in 
                yes) COMPILE_JNI=yes; COMPILE_JAVA=yes ;;
                no) COMPILE_JNI=no ;;
                *) COMPILE_JNI=yes; COMPILE_JAVA=yes ;;
              esac],
              [COMPILE_JNI=yes])
AM_CONDITIONAL(CREATE_JNI_LIBRARIES, test "x${COMPILE_JNI}" = xyes)

dnl -----------------------------------------------------------
dnl Enable core JNI libraries (enabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([core-jni],
              [AS_HELP_STRING(--enable-core-jni,
	                      compile JNI sources for core [default=yes])],
              [case "${enableval}" in 
                yes) COMPILE_CORE_JNI=yes; COMPILE_JAVA=yes ;;
                no) COMPILE_CORE_JNI=no ;;
                *) COMPILE_CORE_JNI=yes; COMPILE_JAVA=yes ;;
              esac],
              [COMPILE_CORE_JNI=yes])
AM_CONDITIONAL(CREATE_CORE_JNI_LIBRARIES, test "x${COMPILE_CORE_JNI}" = xyes)

dnl ------------------------------------------------------------
dnl Whether to compile with -Werror or not (disabled by default)
dnl ------------------------------------------------------------
AC_ARG_ENABLE([Werror],
              [AS_HELP_STRING(--enable-Werror,whether to compile C code with -Werror which turns any compiler warning into a compilation failure [default=no])],
              [case "${enableval}" in
                yes) ENABLE_WERROR=yes ;;
                no) ENABLE_WERROR=no ;;
                *) ENABLE_WERROR=no ;;
              esac],
              [ENABLE_WERROR=no])

dnl -----------------------------------------------------------
dnl Default AWT toolkit
dnl -----------------------------------------------------------
AC_ARG_ENABLE(default-toolkit,
  AS_HELP_STRING([--enable-default-toolkit],
                 [fully qualified class name of default AWT toolkit]))
default_toolkit=$enable_default_toolkit
if test "$default_toolkit" = ""; then
   default_toolkit=gnu.java.awt.peer.gtk.GtkToolkit
fi
AC_SUBST(default_toolkit)

dnl -----------------------------------------------------------
dnl Native libxml/xslt library (disabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([xmlj],
              [AS_HELP_STRING(--enable-xmlj,compile native libxml/xslt library [default=no])],
              [case "${enableval}" in
                yes) COMPILE_XMLJ=yes ;;
                no) COMPILE_XMLJ=no ;;
                *) COMPILE_XMLJ=no ;;
              esac],
              [COMPILE_XMLJ=no])
AM_CONDITIONAL(CREATE_XMLJ_LIBRARY, test "x${COMPILE_XMLJ}" = xyes)

dnl -----------------------------------------------------------
dnl ALSA code (enabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([alsa],
              [AS_HELP_STRING(--disable-alsa,compile ALSA providers (enable by --enable-alsa) [default=yes])],
              [case "${enableval}" in
                yes) COMPILE_ALSA=yes ;;
                no) COMPILE_ALSA=no ;;
                *) COMPILE_ALSA=yes ;;
              esac],
	      [AC_CHECK_HEADERS([alsa/asoundlib.h],
				[AC_CHECK_LIB([asound], [snd_seq_open], COMPILE_ALSA=yes,COMPILE_ALSA=no)],
				COMPILE_ALSA=no)])
AM_CONDITIONAL(CREATE_ALSA_LIBRARIES, test "x${COMPILE_ALSA}" = xyes)

dnl -----------------------------------------------------------
dnl DSSI code (enabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([dssi],
              [AS_HELP_STRING(--disable-dssi,compile DSSI providers (enable by --enable-dssi) [default=yes])],
              [case "${enableval}" in
                yes) COMPILE_DSSI=yes ;;
                no) COMPILE_DSSI=no ;;
                *) COMPILE_DSSI=yes ;;
              esac],
              [AC_CHECK_HEADERS([dssi.h],COMPILE_DSSI=yes,COMPILE_DSSI=no)])
AM_CONDITIONAL(CREATE_DSSI_LIBRARIES, test "x${COMPILE_DSSI}" = xyes)

dnl -----------------------------------------------------------
dnl GTK native peer (enabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([gtk-peer],
              [AS_HELP_STRING(--disable-gtk-peer,compile GTK native peers (disabled by --disable-jni) [default=yes])],
              [case "${enableval}" in
                yes) COMPILE_GTK_PEER=yes ;;
                no) COMPILE_GTK_PEER=no ;;
                *) COMPILE_GTK_PEER=yes ;;
              esac],
              [COMPILE_GTK_PEER=yes])
AM_CONDITIONAL(CREATE_GTK_PEER_LIBRARIES, test "x${COMPILE_GTK_PEER}" = xyes)

dnl -----------------------------------------------------------
dnl GTK native peer error checking 
dnl -----------------------------------------------------------
AC_ARG_ENABLE([gtk-peers],,AC_MSG_ERROR([No --enable-gtk-peers (or --disable-gtk-peers) option; you want --enable-gtk-peer]))

dnl ------------------------------------------------------------
dnl determine whether to enable the cairo GTK Graphics2D backend
dnl ------------------------------------------------------------
AC_ARG_ENABLE([gtk-cairo],
              [AS_HELP_STRING(--enable-gtk-cairo,build the cairo Graphics2D implementation on GTK [default=no])],
              [case "${enableval}" in
                yes) GTK_CAIRO_ENABLED=true ;;
                no) GTK_CAIRO_ENABLED=false ;;
                *) GTK_CAIRO_ENABLED=true ;;
              esac],
              [GTK_CAIRO_ENABLED=false])
AC_SUBST(GTK_CAIRO_ENABLED)
if test "x${GTK_CAIRO_ENABLED}" = xtrue; then
  AC_DEFINE(GTK_CAIRO, 1, [defined if cairo support was built in])
fi
AM_CONDITIONAL(GTK_CAIRO, test "x${GTK_CAIRO_ENABLED}" = xtrue)

dnl -----------------------------------------------------------
dnl Qt native peer (disabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([qt-peer],
              [AS_HELP_STRING(--enable-qt-peer,compile Qt4 native peers (disabled by --disable-jni) [default=no])],
              [case "${enableval}" in
                yes) COMPILE_QT_PEER=yes ;;
                no) COMPILE_QT_PEER=no ;;
                *) COMPILE_QT_PEER=yes ;;
              esac],
              [COMPILE_QT_PEER=no])
AM_CONDITIONAL(CREATE_QT_PEER_LIBRARIES, test "x${COMPILE_QT_PEER}" = xyes)


dnl -----------------------------------------------------------
dnl Sets the native libraries installation dir
dnl -----------------------------------------------------------
AC_ARG_WITH([native-libdir],
	    [AS_HELP_STRING(--with-native-libdir,sets the installation directore for native libraries [default='${libdir}/${PACKAGE}'])],
	    [
	     nativeexeclibdir=${withval}
	    ],
	    [
	     nativeexeclibdir='${libdir}/${PACKAGE}'
	    ])

AC_SUBST(nativeexeclibdir)

dnl -----------------------------------------------------------
dnl Sets the Java library installation dir.
dnl -----------------------------------------------------------
AC_ARG_WITH([glibj-dir],
	    [AS_HELP_STRING(--with-glibj-dir,sets the installation directory for glibj.zip [default='${libdir}/${PACKAGE}'])],
	    [
	     glibjdir=${withval}
	    ],
	    [
	     glibjdir='${datadir}/${PACKAGE}'
	    ])

AC_SUBST(glibjdir)

dnl -----------------------------------------------------------
dnl Regenerate headers at build time (disabled by default)
dnl -----------------------------------------------------------
AC_ARG_ENABLE([regen-headers],
              [AS_HELP_STRING(--enable-regen-headers,automatically regenerate JNI headers [default=no])],
              [case "${enableval}" in
                yes) REGENERATE_JNI_HEADERS=yes ;;
                no) REGENERATE_JNI_HEADERS=no ;;
                *) REGENERATE_JNI_HEADERS=no ;;
              esac],
              [REGENERATE_JNI_HEADERS=no])
AM_CONDITIONAL(CREATE_JNI_HEADERS, test "x${REGENERATE_JNI_HEADERS}" = xyes)

AC_PROG_LN_S
AC_PROG_INSTALL

dnl -----------------------------------------------------------
dnl Checks for programs.
dnl -----------------------------------------------------------
AC_PROG_CXX
dnl Initialize libtool
AC_DISABLE_STATIC
AC_PROG_LIBTOOL
dnl AC_PROG_AWK
AC_PROG_CC
AC_PROG_CPP

if test "x${COMPILE_COLLECTIONS}" = xyes; then
  AC_PATH_PROG(PERL, [perl])
  AC_SUBST(PERL)
  AC_SUBST(COLLECTIONS_PREFIX)
  AC_CONFIG_FILES([lib/mkcollections.pl])
  AC_CONFIG_COMMANDS([mkcollections.pl],[chmod 755 lib/mkcollections.pl])
fi

if test "x${COMPILE_JNI}" = xyes; then
  AC_HEADER_STDC

  dnl Checking sizeof void * is needed for fdlibm to work properly on ppc64, 
  dnl at least. 
  AC_COMPILE_CHECK_SIZEOF(void *)

  dnl Checking for endianess.
  AC_C_BIGENDIAN_CROSS
  
  dnl We check for sys/filio.h because Solaris 2.5 defines FIONREAD there.
  dnl On that system, sys/ioctl.h will not include sys/filio.h unless
  dnl BSD_COMP is defined; just including sys/filio.h is simpler.
  dnl Check for crt_externs.h on Darwin.
  AC_CHECK_HEADERS([unistd.h sys/types.h sys/config.h sys/ioctl.h \
		    asm/ioctls.h \
		    inttypes.h stdint.h utime.h sys/utime.h sys/filio.h \
		    sys/time.h \
		    sys/select.h \
		    crt_externs.h \
                    fcntl.h \
		    sys/mman.h])

  AC_EGREP_HEADER(uint32_t, stdint.h, AC_DEFINE(HAVE_INT32_DEFINED, 1, [Define to 1 if you have uint32_t]))
  AC_EGREP_HEADER(uint32_t, inttypes.h, AC_DEFINE(HAVE_INT32_DEFINED, 1, [Define to 1 if you have uint32_t]))
  AC_EGREP_HEADER(u_int32_t, sys/types.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, [Define to 1 if you have BSD u_int32_t]))
  AC_EGREP_HEADER(u_int32_t, sys/config.h, AC_DEFINE(HAVE_BSD_INT32_DEFINED, 1, [Define to 1 if you have BSD u_int32_t]))

  AC_CHECK_FUNCS([ftruncate fsync select \
		  gethostname socket strerror fork pipe execve open close \
		  lseek fstat read write htonl memset htons connect \
		  getsockname getpeername bind listen accept \
		  recvfrom send sendto setsockopt getsockopt time mktime \
		  localtime_r \
		  strerror_r \
                  fcntl \
		  mmap munmap mincore msync madvise getpagesize sysconf \
		  isnan])

  AC_HEADER_TIME
  AC_STRUCT_TM
  AC_STRUCT_TIMEZONE

  AC_MSG_CHECKING([for tm_gmtoff in struct tm])
  AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]],[[struct tm tim; tim.tm_gmtoff = 0;]])],
  [AC_DEFINE(STRUCT_TM_HAS_GMTOFF, 1, [Define if struct tm has tm_gmtoff field.])
   AC_MSG_RESULT(yes)],
  [AC_MSG_RESULT(no)
   AC_MSG_CHECKING([for global timezone variable])
   dnl FIXME: we don't want a link check here because that won't work
   dnl when cross-compiling.  So instead we make an assumption that
   dnl the header file will mention timezone if it exists.
   dnl Don't find the win32 function timezone
   AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]], [[void i(){long z2 = 2*timezone;}]])],
     [AC_DEFINE(HAVE_TIMEZONE, 1, [Define if global 'timezone' exists.])
      AC_MSG_RESULT(yes)],
     [AC_MSG_RESULT(no)