acinclude.m4

PPP协议的实现演示

AC_TRY_LINK([
#include <stdio.h>
],
[
printf("hello Xext\n");
],
kde_cv_have_libXext=yes,
kde_cv_have_libXext=no
   )

LDFLAGS=$kde_ldflags_safe
LIBS=$kde_libs_safe
 ])

AC_MSG_RESULT($kde_cv_have_libXext)

if test "kde_cv_have_libXext" = "no"; then
  AC_MSG_ERROR([We need a working libXext to proceed. Since configure
can't find it itself, we stop here assuming that make wouldn't find
them either.])
fi

])

AC_LANG_RESTORE
])

AC_DEFUN(KDE_PRINT_QT_PROGRAM,
[
AC_REQUIRE([KDE_USE_QT])
cat > conftest.$ac_ext <<EOF
#include "confdefs.h"
#include <qglobal.h>
#include <qapplication.h>
#include <qapp.h>
#include <qobjcoll.h>
EOF
if test "$kde_qtver" = "2"; then
cat >> conftest.$ac_ext <<EOF
#include <qstring.h>
#include <qstyle.h>
EOF

if test $kde_qtsubver -gt 0; then
cat >> conftest.$ac_ext <<EOF
#include <qiconview.h>
EOF
fi

fi

echo "#if ! ($kde_qt_verstring)" >> conftest.$ac_ext
cat >> conftest.$ac_ext <<EOF
#error 1
#endif

int main() {
EOF
if test "$kde_qtver" = "2"; then
cat >> conftest.$ac_ext <<EOF
    QStringList *t = new QStringList();
EOF
if test $kde_qtsubver -gt 0; then
cat >> conftest.$ac_ext <<EOF
    QIconView iv(0);
    iv.setWordWrapIconText(false);
    QString s;
    s.setLatin1("Elvis is alive", 14);
EOF
fi
fi
cat >> conftest.$ac_ext <<EOF
    return 0;
}
EOF
])

AC_DEFUN(KDE_USE_QT,
[

if test -z "$1"; then
  kde_qtver=2
  kde_qtsubver=1
else
  kde_qtsubver=`echo "$1" | sed -e 's#[0-9]\+\.\([0-9]\+\).*#\1#'`
  # following is the check if subversion isn磘 found in passed argument
  if test "$kde_qtsubver" = "$1"; then
    kde_qtsubver=1
  fi
  kde_qtver=`echo "$1" | sed -e 's#^\([0-9]\+\)\..*#\1#'`
  if test "$kde_qtver" = "1"; then
    kde_qtsubver=42
  else
   # this is the version number fallback to 2.1, unless major version is 1 or 2
   if test "$kde_qtver" != "2"; then
    kde_qtver=2
    kde_qtsubver=1
   fi
  fi
fi

if test -z "$2"; then
  if test $kde_qtver = 2; then
    if test $kde_qtsubver -gt 0; then
      kde_qt_minversion="snapshot >= Qt 2.1 beta2"
    else
      kde_qt_minversion=">= Qt 2.0.2"
    fi
  else
    kde_qt_minversion=">= 1.42 and < 2.0"
  fi
else
   kde_qt_minversion=$2
fi

if test -z "$3"; then
   if test $kde_qtver = 2; then
    if test $kde_qtsubver -gt 0; then
      kde_qt_verstring="QT_VERSION >= 210"
    else
      kde_qt_verstring="QT_VERSION >= 200"
    fi
   else
    kde_qt_verstring="QT_VERSION >= 142 && QT_VERSION < 200"
  fi
else
   kde_qt_verstring=$3
fi
])

AC_DEFUN(KDE_CHECK_QT_DIRECT,
[
AC_REQUIRE([KDE_USE_QT])
AC_MSG_CHECKING([if Qt compiles without flags])
AC_CACHE_VAL(kde_cv_qt_direct,
[
AC_LANG_SAVE
AC_LANG_CPLUSPLUS
ac_LD_LIBRARY_PATH_safe=$LD_LIBRARY_PATH
ac_LIBRARY_PATH="$LIBRARY_PATH"
ac_cxxflags_safe="$CXXFLAGS"
ac_ldflags_safe="$LDFLAGS"
ac_libs_safe="$LIBS"

CXXFLAGS="$CXXFLAGS -I$qt_includes"
LDFLAGS="$X_LDFLAGS"
LIBS="-lqt -lXext -lX11 $LIBSOCKET"
LD_LIBRARY_PATH=
export LD_LIBRARY_PATH
LIBRARY_PATH=
export LIBRARY_PATH

KDE_PRINT_QT_PROGRAM

if AC_TRY_EVAL(ac_link) && test -s conftest; then
  kde_cv_qt_direct="yes"
else
  kde_cv_qt_direct="no"
  echo "configure: failed program was:" >&AC_FD_CC
  cat conftest.$ac_ext >&AC_FD_CC
fi

rm -f conftest*
CXXFLAGS="$ac_cxxflags_safe"
LDFLAGS="$ac_ldflags_safe"
LIBS="$ac_libs_safe"

LD_LIBRARY_PATH="$ac_LD_LIBRARY_PATH_safe"
export LD_LIBRARY_PATH
LIBRARY_PATH="$ac_LIBRARY_PATH"
export LIBRARY_PATH
AC_LANG_RESTORE
])

if test "$kde_cv_qt_direct" = "yes"; then
  AC_MSG_RESULT(yes)
  $1
else
  AC_MSG_RESULT(no)
  $2
fi
])

dnl ------------------------------------------------------------------------
dnl Try to find the Qt headers and libraries.
dnl $(QT_LDFLAGS) will be -Lqtliblocation (if needed)
dnl and $(QT_INCLUDES) will be -Iqthdrlocation (if needed)
dnl ------------------------------------------------------------------------
dnl
AC_DEFUN(AC_PATH_QT_1_3,
[
AC_REQUIRE([K_PATH_X])
AC_REQUIRE([KDE_USE_QT])
LIBQT="-lqt"
if test $kde_qtver = 2; then

  AC_REQUIRE([AC_FIND_PNG])
  LIBQT="$LIBQT $LIBPNG"
fi
AC_MSG_CHECKING([for Qt])

LIBQT="$LIBQT $X_PRE_LIBS -lXext -lX11 $LIBSOCKET"
ac_qt_includes=NO ac_qt_libraries=NO ac_qt_bindir=NO
qt_libraries=""
qt_includes=""
AC_ARG_WITH(qt-dir,
    [  --with-qt-dir=DIR       where the root of Qt is installed ],
    [  ac_qt_includes="$withval"/include
       ac_qt_libraries="$withval"/lib
       ac_qt_bindir="$withval"/bin
    ])

AC_ARG_WITH(qt-includes,
    [  --with-qt-includes=DIR  where the Qt includes are. ],
    [
       ac_qt_includes="$withval"
    ])

kde_qt_libs_given=no

AC_ARG_WITH(qt-libraries,
    [  --with-qt-libraries=DIR where the Qt library is installed.],
    [  ac_qt_libraries="$withval"
       kde_qt_libs_given=yes
    ])

AC_CACHE_VAL(ac_cv_have_qt,
[#try to guess Qt locations

qt_incdirs="$QTINC /usr/lib/qt/include /usr/local/qt/include /usr/include/qt /usr/include /usr/lib/qt2/include /usr/X11R6/include/X11/qt /usr/X11R6/include/qt $x_includes"
test -n "$QTDIR" && qt_incdirs="$QTDIR/include $QTDIR $qt_incdirs"
qt_incdirs="$ac_qt_includes $qt_incdirs"

if test "$kde_qtver" = "2"; then
  kde_qt_header=qstyle.h
else
  kde_qt_header=qglobal.h
fi

AC_FIND_FILE($kde_qt_header, $qt_incdirs, qt_incdir)
ac_qt_includes="$qt_incdir"

qt_libdirs="$QTLIB /usr/lib/qt/lib /usr/X11R6/lib /usr/lib /usr/local/qt/lib /usr/lib/qt /usr/lib/qt2/lib $x_libraries"
test -n "$QTDIR" && qt_libdirs="$QTDIR/lib $QTDIR $qt_libdirs"
if test ! "$ac_qt_libraries" = "NO"; then
  qt_libdirs="$ac_qt_libraries $qt_libdirs"
fi

test=NONE
qt_libdir=NONE
for dir in $qt_libdirs; do
  try="ls -1 $dir/libqt.*"
  if test -n "`$try 2> /dev/null`"; then qt_libdir=$dir; break; else echo "tried $dir" >&AC_FD_CC ; fi
done

ac_qt_libraries="$qt_libdir"

AC_LANG_SAVE
AC_LANG_CPLUSPLUS

ac_cxxflags_safe="$CXXFLAGS"
ac_ldflags_safe="$LDFLAGS"
ac_libs_safe="$LIBS"

CXXFLAGS="$CXXFLAGS -I$qt_incdir $all_includes"
LDFLAGS="-L$qt_libdir $all_libraries $USER_LDFLAGS"
LIBS="$LIBS $LIBQT"

KDE_PRINT_QT_PROGRAM

if AC_TRY_EVAL(ac_link) && test -s conftest; then
  rm -f conftest*
else
  echo "configure: failed program was:" >&AC_FD_CC
  cat conftest.$ac_ext >&AC_FD_CC
  ac_qt_libraries="NO"
fi
rm -f conftest*
CXXFLAGS="$ac_cxxflags_safe"
LDFLAGS="$ac_ldflags_safe"
LIBS="$ac_libs_safe"

AC_LANG_RESTORE
if test "$ac_qt_includes" = NO || test "$ac_qt_libraries" = NO; then
  ac_cv_have_qt="have_qt=no"
  ac_qt_notfound=""
  if test "$ac_qt_includes" = NO; then
    if test "$ac_qt_libraries" = NO; then
      ac_qt_notfound="(headers and libraries)";
    else
      ac_qt_notfound="(headers)";
    fi
  else
    ac_qt_notfound="(libraries)";
  fi

  AC_MSG_ERROR([Qt ($kde_qt_minversion) $ac_qt_notfound not found. Please check your installation! ]);
else
  have_qt="yes"
fi
])

eval "$ac_cv_have_qt"

if test "$have_qt" != yes; then
  AC_MSG_RESULT([$have_qt]);
else
  ac_cv_have_qt="have_qt=yes \
    ac_qt_includes=$ac_qt_includes ac_qt_libraries=$ac_qt_libraries"
  AC_MSG_RESULT([libraries $ac_qt_libraries, headers $ac_qt_includes])

  qt_libraries="$ac_qt_libraries"
  qt_includes="$ac_qt_includes"
fi

if test ! "$kde_qt_libs_given" = "yes"; then
KDE_CHECK_QT_DIRECT(qt_libraries= ,[])
fi

AC_SUBST(qt_libraries)
AC_SUBST(qt_includes)

if test "$qt_includes" = "$x_includes" || test -z "$qt_includes"; then
 QT_INCLUDES="";
else
 QT_INCLUDES="-I$qt_includes"
 all_includes="$QT_INCLUDES $all_includes"
fi

if test "$qt_libraries" = "$x_libraries" || test -z "$qt_libraries"; then
 QT_LDFLAGS=""
else
 QT_LDFLAGS="-L$qt_libraries"
 all_libraries="$all_libraries $QT_LDFLAGS"
fi

AC_SUBST(QT_INCLUDES)
AC_SUBST(QT_LDFLAGS)
AC_PATH_QT_MOC

LIB_QT='-lqt $(LIBPNG) -lXext $(LIB_X11) $(X_PRE_LIBS)'
AC_SUBST(LIB_QT)

])

AC_DEFUN(AC_PATH_QT,
[
AC_PATH_QT_1_3
])

AC_DEFUN(KDE_CHECK_FINAL,
[
  AC_ARG_ENABLE(final, [  --enable-final          build size optimized apps (needs lots of memory)],
	kde_use_final=$enableval, kde_use_final=no)

  if test "x$kde_use_final" = "xyes"; then
      KDE_USE_FINAL_TRUE=""
      KDE_USE_FINAL_FALSE="#"
      KDE_CHECK_REPO
   else
      KDE_USE_FINAL_TRUE="#"
      KDE_USE_FINAL_FALSE=""
  fi
  AC_SUBST(KDE_USE_FINAL_TRUE)
  AC_SUBST(KDE_USE_FINAL_FALSE)

  AC_ARG_ENABLE(closure, [  --disable-closure        do not compile link tests],
  	kde_use_closure=$enableval, kde_use_closure=yes)

  if test "x$kde_use_closure" = "xyes"; then
       KDE_USE_CLOSURE_TRUE=""
       KDE_USE_CLOSURE_FALSE="#"
       KDE_COMPILER_REPO
#       CXXFLAGS="$CXXFLAGS $REPO"
  else
       KDE_USE_CLOSURE_TRUE="#"
       KDE_USE_CLOSURE_FALSE=""
  fi
  AC_SUBST(KDE_USE_CLOSURE_TRUE)
  AC_SUBST(KDE_USE_CLOSURE_FALSE)
])

dnl ------------------------------------------------------------------------
dnl Now, the same with KDE
dnl $(KDE_LDFLAGS) will be the kdeliblocation (if needed)
dnl and $(kde_includes) will be the kdehdrlocation (if needed)
dnl ------------------------------------------------------------------------
dnl
AC_DEFUN(AC_BASE_PATH_KDE,
[
AC_PREREQ([2.13])
AC_REQUIRE([KDE_MISC_TESTS])
AC_REQUIRE([AC_PATH_QT])dnl
AC_CHECK_RPATH
AC_MSG_CHECKING([for KDE])

if test "${prefix}" != NONE; then
  kde_includes=${prefix}/include
  ac_kde_includes=$prefix/include

  if test "${exec_prefix}" != NONE; then
    kde_libraries=${exec_prefix}/lib
    ac_kde_libraries=$exec_prefix/lib
  else
    kde_libraries=${prefix}/lib
    ac_kde_libraries=$prefix/lib
  fi
else
  ac_kde_includes=
  ac_kde_libraries=
  kde_libraries=""
  kde_includes=""
fi

AC_CACHE_VAL(ac_cv_have_kde,
[#try to guess kde locations

if test -z "$1"; then

kde_incdirs="/usr/lib/kde/include /usr/local/kde/include /usr/kde/include /usr/include/kde /usr/include /opt/kde/include $x_includes $qt_includes"
test -n "$KDEDIR" && kde_incdirs="$KDEDIR/include $KDEDIR $kde_incdirs"
kde_incdirs="$ac_kde_includes $kde_incdirs"
AC_FIND_FILE(ksock.h, $kde_incdirs, kde_incdir)
ac_kde_includes="$kde_incdir"

if test -n "$ac_kde_includes" && test ! -r "$ac_kde_includes/ksock.h"; then
  AC_MSG_ERROR([
in the prefix, you've chosen, are no KDE headers installed. This will fail.
So, check this please and use another prefix!])
fi

kde_libdirs="/usr/lib/kde/lib /usr/local/kde/lib /usr/kde/lib /usr/lib/kde /usr/lib /usr/X11R6/lib /opt/kde/lib /usr/X11R6/kde/lib"
test -n "$KDEDIR" && kde_libdirs="$KDEDIR/lib $KDEDIR $kde_libdirs"
kde_libdirs="$ac_kde_libraries $kde_libdirs"
AC_FIND_FILE(libkdecore.la, $kde_libdirs, kde_libdir)
ac_kde_libraries="$kde_libdir"

if test -n "$ac_kde_libraries" && test ! -r "$ac_kde_libraries/libkdecore.la"; then
AC_MSG_ERROR([
in the prefix, you've chosen, are no KDE libraries installed. This will fail.
So, check this please and use another prefix!])
fi
ac_kde_libraries="$kde_libdir"

if test "$ac_kde_includes" = NO || test "$ac_kde_libraries" = NO; then
  ac_cv_have_kde="have_kde=no"
else
  ac_cv_have_kde="have_kde=yes \
    ac_kde_includes=$ac_kde_includes ac_kde_libraries=$ac_kde_libraries"
fi

else dnl test -z $1

  ac_cv_have_kde="have_kde=no"

fi
])dnl

eval "$ac_cv_have_kde"

if test "$have_kde" != "yes"; then
 if test "${prefix}" = NONE; then
  ac_kde_prefix="$ac_default_prefix"
 else
  ac_kde_prefix="$prefix"
 fi
 if test "$exec_prefix" = NONE; then
  ac_kde_exec_prefix="$ac_kde_prefix"
  AC_MSG_RESULT([will be installed in $ac_kde_prefix])
 else
  ac_kde_exec_prefix="$exec_prefix"
  AC_MSG_RESULT([will be installed in $ac_kde_prefix and $ac_kde_exec_prefix])
 fi

 kde_libraries="${ac_kde_exec_prefix}/lib"
 kde_includes=${ac_kde_prefix}/include

else
  ac_cv_have_kde="have_kde=yes \
    ac_kde_includes=$ac_kde_includes ac_kde_libraries=$ac_kde_libraries"
  AC_MSG_RESULT([libraries $ac_kde_libraries, headers $ac_kde_includes])

  kde_libraries="$ac_kde_libraries"
  kde_includes="$ac_kde_includes"
fi
AC_SUBST(kde_libraries)
AC_SUBST(kde_includes)

if test "$kde_includes" = "$x_includes" || test "$kde_includes" = "$qt_includes" ; then
 KDE_INCLUDES=""
else
 KDE_INCLUDES="-I$kde_includes"
 all_includes="$KDE_INCLUDES $all_includes"
fi

if test "$kde_libraries" = "$x_libraries" || test "$kde_libraries" = "$qt_libraries" ; then
 KDE_LDFLAGS=""
else
 KDE_LDFLAGS="-L$kde_libraries"
 all_libraries="$all_libraries $KDE_LDFLAGS"
fi

AC_SUBST(KDE_LDFLAGS)
AC_SUBST(KDE_INCLUDES)

AC_REQUIRE([KDE_CHECK_EXTRA_LIBS])

all_libraries="$all_libraries $USER_LDFLAGS"
all_includes="$all_includes $USER_INCLUDES"
AC_SUBST(all_includes)
AC_SUBST(all_libraries)