config/qt.m4

   1
   2 dnl Please leave this alone. I use this file in
   3 dnl oprofile.
   4 FATAL=0
   5
   6 dnl find a binary in the path
   7 AC_DEFUN(QT_FIND_PATH,
   8 [
   9         AC_MSG_CHECKING([for $1])
  10         AC_CACHE_VAL(qt_cv_path_$1,
  11         [
  12                 qt_cv_path_$1="NONE"
  13                 if test -n "$$2"; then
  14                         qt_cv_path_$1="$$2";
  15                 else
  16                         dirs="$3"
  17                         qt_save_IFS=$IFS
  18                         IFS=':'
  19                         for dir in $PATH; do
  20                                 dirs="$dirs $dir"
  21                         done
  22                         IFS=$qt_save_IFS
  23
  24                         for dir in $dirs; do
  25                                 if test -x "$dir/$1"; then
  26                                         if test -n "$5"; then
  27                                                 evalstr="$dir/$1 $5 2>&1 "
  28                                                 if eval $evalstr; then
  29                                                         qt_cv_path_$1="$dir/$1"
  30                                                         break
  31                                                 fi
  32                                         else
  33                                                 qt_cv_path_$1="$dir/$1"
  34                                                 break
  35                                         fi
  36                                 fi
  37                         done
  38                 fi
  39         ])
  40
  41         if test -z "$qt_cv_path_$1" || test "$qt_cv_path_$1" = "NONE"; then
  42                 AC_MSG_RESULT(not found)
  43                 $4
  44         else
  45                 AC_MSG_RESULT($qt_cv_path_$1)
  46                 $2=$qt_cv_path_$1
  47         fi
  48 ])
  49
  50 dnl Find the uic compiler on the path or in qt_cv_dir
  51 AC_DEFUN(QT_FIND_UIC,
  52 [
  53         QT_FIND_PATH(uic, ac_uic, $qt_cv_dir/bin)
  54         if test -z "$ac_uic" -a "$FATAL" = 1; then
  55                 AC_MSG_ERROR([uic binary not found in \$PATH or $qt_cv_dir/bin !])
  56         fi
  57 ])
  58
  59 dnl Find the right moc in path/qt_cv_dir
  60 AC_DEFUN(QT_FIND_MOC,
  61 [
  62         QT_FIND_PATH(moc2, ac_moc2, $qt_cv_dir/bin)
  63         QT_FIND_PATH(moc, ac_moc1, $qt_cv_dir/bin)
  64
  65         if test -n "$ac_moc1" -a -n "$ac_moc2"; then
  66                 dnl found both. Prefer Qt3's if it exists else moc2
  67                 $ac_moc1 -v 2>&1 | grep "Qt 3" >/dev/null
  68                 if test "$?" = 0; then
  69                         ac_moc=$ac_moc1;
  70                 else
  71                         ac_moc=$ac_moc2;
  72                 fi
  73         else
  74                 if test -n "$ac_moc1"; then
  75                         ac_moc=$ac_moc1;
  76                 else
  77                         ac_moc=$ac_moc2;
  78                 fi
  79         fi
  80
  81         if test -z "$ac_moc"  -a "$FATAL" = 1; then
  82                 AC_MSG_ERROR([moc binary not found in \$PATH or $qt_cv_dir/bin !])
  83         fi
  84 ])
  85
  86 dnl check a particular libname
  87 AC_DEFUN(QT_TRY_LINK,
  88 [
  89         CXXFLAGS="$BASE_CXXFLAGS $1"
  90         AC_TRY_LINK([
  91         #include <qglobal.h>
  92         #include <qstring.h>
  93                 ],
  94         [
  95         QString s("mangle_failure");
  96         #if (QT_VERSION < 221)
  97         break_me_(\\\);
  98         #endif
  99         ],
 100         qt_cv_libname=$1,
 101         )
 102         CXXFLAGS="$BASE_CXXFLAGS"
 103 ])
 104
 105 dnl check we can do a compile
 106 AC_DEFUN(QT_CHECK_COMPILE,
 107 [
 108         AC_MSG_CHECKING([for Qt library name])
 109
 110         AC_CACHE_VAL(qt_cv_libname,
 111         [
 112                 AC_LANG_CPLUSPLUS
 113                 SAVE_CXXFLAGS=$CXXFLAGS
 114                 BASE_CXXFLAGS="$CXXFLAGS $QT_INCLUDES $QT_LDFLAGS"
 115
 116                 for libname in -lqt3 -lqt2 -lqt -lqt-mt;
 117                 do
 118                         QT_TRY_LINK($libname)
 119                         if test -n "$qt_cv_libname"; then
 120                                 break;
 121                         fi
 122                 done
 123
 124                 CXXFLAGS=$SAVE_CXXFLAGS
 125         ])
 126
 127         if test -z "$qt_cv_libname"; then
 128                 AC_MSG_RESULT([failed])
 129                 if test "$FATAL" = 1 ; then
 130                         AC_MSG_ERROR([Cannot compile a simple Qt executable. Check you have the right \$QTDIR !])
 131                 fi
 132         else
 133                 AC_MSG_RESULT([$qt_cv_libname])
 134         fi
 135 ])
 136
 137 dnl start here
 138 AC_DEFUN(QT_DO_IT_ALL,
 139 [
 140         AC_ARG_WITH(qt-dir, [  --with-qt-dir           where the root of Qt is installed ],
 141                 [ qt_cv_dir=`eval echo "$withval"/` ])
 142
 143         AC_ARG_WITH(qt-includes, [  --with-qt-includes      where the Qt includes are. ],
 144                 [ qt_cv_includes=`eval echo "$withval"` ])
 145
 146         AC_ARG_WITH(qt-libraries, [  --with-qt-libraries     where the Qt library is installed.],
 147                 [  qt_cv_libraries=`eval echo "$withval"` ])
 148
 149         dnl pay attention to $QTDIR unless overridden
 150         if test -z "$qt_cv_dir"; then
 151                 qt_cv_dir=$QTDIR
 152         fi
 153
 154         dnl derive inc/lib if needed
 155         if test -n "$qt_cv_dir"; then
 156                 if test -z "$qt_cv_includes"; then
 157                         qt_cv_includes=$qt_cv_dir/include
 158                 fi
 159                 if test -z "$qt_cv_libraries"; then
 160                         qt_cv_libraries=$qt_cv_dir/lib
 161                 fi
 162         fi
 163
 164         dnl flags for compilation
 165         QT_INCLUDES=
 166         QT_LDFLAGS=
 167         if test -n "$qt_cv_includes"; then
 168                 QT_INCLUDES="-I$qt_cv_includes"
 169         fi
 170         if test -n "$qt_cv_libraries"; then
 171                 QT_LDFLAGS="-L$qt_cv_libraries"
 172         fi
 173         AC_SUBST(QT_INCLUDES)
 174         AC_SUBST(QT_LDFLAGS)
 175
 176         QT_FIND_MOC
 177         MOC=$ac_moc
 178         AC_SUBST(MOC)
 179         QT_FIND_UIC
 180         UIC=$ac_uic
 181         AC_SUBST(UIC)
 182
 183         QT_CHECK_COMPILE
 184
 185         QT_LIB=$qt_cv_libname;
 186         AC_SUBST(QT_LIB)
 187 ])