42 lines
1.1 KiB
Plaintext
42 lines
1.1 KiB
Plaintext
dnl ######################################################################
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dnl check if libwrap (if exists), requires the caller to define the variables
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dnl deny_severity and allow_severity.
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AC_DEFUN([AMU_CHECK_LIBWRAP_SEVERITY],
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[
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AC_CACHE_CHECK([if libwrap wants caller to define allow_severity and deny_severity], ac_cv_need_libwrap_severity_vars, [
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# save, then reset $LIBS back to original value
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SAVEDLIBS="$LIBS"
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LIBS="$LIBS -lwrap"
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# run program one without defining our own severity variables
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AC_TRY_RUN(
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[
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int main()
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{
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exit(0);
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}
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],[ac_tmp_val1="yes"],[ac_tmp_val1="no"])
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# run program two with defining our own severity variables
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AC_TRY_RUN(
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[
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int deny_severity, allow_severity;
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int main()
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{
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exit(0);
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}
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],[ac_tmp_val2="yes"],[ac_tmp_val2="no"])
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# restore original value of $LIBS
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LIBS="$SAVEDLIBS"
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# now decide what to do
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if test "$ac_tmp_val1" = "no" && test "$ac_tmp_val2" = "yes"
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then
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ac_cv_need_libwrap_severity_vars="yes"
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else
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ac_cv_need_libwrap_severity_vars="no"
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fi
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])
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if test "$ac_cv_need_libwrap_severity_vars" = "yes"
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then
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AC_DEFINE(NEED_LIBWRAP_SEVERITY_VARIABLES)
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fi
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])
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