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69 lines
2.0 KiB
69 lines
2.0 KiB
dnl ---------------------------------------------------------------------------
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dnl check if compiler compiles correctly something like this :
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dnl class A { virtual A* me(); };
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dnl class X {};
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dnl class B : public X, public A { virtual B* me(); };
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dnl stupid gcc doesn't even bother to warn it can't do it correctly
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dnl ---------------------------------------------------------------------------
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AC_MSG_CHECKING(if covariant return works)
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AC_CACHE_VAL(kde_cv_covariant_return,
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[
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kde_cv_covariant_return=no
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_RUN(
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[
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class A { public: virtual A* me(); };
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class X { public: int x; virtual void ff() {}; };
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class B : public X, public A { public: virtual B* me(); };
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int foo( A* a )
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{
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A* aa = a->me();
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return a == aa;
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}
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int main()
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{
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B* b = new B;
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return foo( b ) == 0;
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}
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A* A::me() { return this; }
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B* B::me() { return this; }
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],
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[ kde_cv_covariant_return=yes ])
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AC_LANG_RESTORE
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])
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if test "$kde_cv_covariant_return" = "no"; then
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AC_MSG_RESULT(no)
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AC_DEFINE(COVARIANT_RETURN_BROKEN, 1,
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[Define if covariant return in virtual methods works])
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else
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AC_MSG_RESULT(yes)
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fi
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dnl ---------------------------------------------------------------------------
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dnl check for arts for speech recognition
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dnl ---------------------------------------------------------------------------
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artsc_config_test_path=$prefix/bin:$exec_prefix/bin:$KDEDIR/bin:$PATH
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AC_PATH_PROG(ARTSCCONFIG, artsc-config, no, $artsc_config_test_path)
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if test "x$build_arts" = "xyes" && test "x$ARTSCCONFIG" != "xno" ; then
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LIB_ARTS="-lartskde"
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ARTS_PREFIX=[`$ARTSCCONFIG --arts-prefix`]
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ARTS_CFLAGS="-I$ARTS_PREFIX/include/arts"
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AC_DEFINE(HAVE_ARTS, 1, [Defined for arts support in khotkeys])
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KHOTKEYS_ARTS_SUBDIR=arts
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else
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LIB_ARTS=""
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ARTS_CFLAGS=""
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KHOTKEYS_ARTS_SUBDIR=
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fi
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AC_SUBST(LIB_ARTS)
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AC_SUBST(ARTS_CFLAGS)
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AC_SUBST(KHOTKEYS_ARTS_SUBDIR)
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