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32 lines
894 B
Plaintext
32 lines
894 B
Plaintext
#serial 1
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dnl From Jim Meyering.
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dnl If you use this macro in a package, you should
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dnl add the following two lines to acconfig.h:
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dnl /* Define to rpl_getgroups if the replacement function should be used. */
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dnl #undef getgroups
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dnl
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AC_DEFUN(jm_FUNC_GETGROUPS,
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[AC_REQUIRE([AC_TYPE_GETGROUPS])dnl
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AC_REQUIRE([AC_TYPE_SIZE_T])dnl
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AC_CACHE_CHECK([for working getgroups], jm_cv_func_working_getgroups,
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[AC_TRY_RUN([
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int
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main ()
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{
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/* On Ultrix 4.3, getgroups (0, 0) always fails. */
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exit (getgroups (0, 0) == -1 ? 1 : 0);
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}
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],
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jm_cv_func_working_getgroups=yes,
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jm_cv_func_working_getgroups=no,
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dnl When crosscompiling, assume getgroups is broken.
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jm_cv_func_working_getgroups=no)
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])
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if test $jm_cv_func_working_getgroups = no; then
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LIBOBJS="$LIBOBJS getgroups.o"
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AC_DEFINE_UNQUOTED(getgroups, rpl_getgroups)
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fi
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])
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