2018-01-20 02:14:59 -05:00
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# -*- Autoconf -*-
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2018-01-20 02:05:25 -05:00
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AC_DEFUN([RUBY_DTRACE_POSTPROCESS],
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[AC_CACHE_CHECK(whether $DTRACE needs post processing, rb_cv_prog_dtrace_g,
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[
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rb_cv_prog_dtrace_g=no
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AS_IF([{
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cat >conftest_provider.d <<_PROBES &&
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provider conftest {
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probe fire();
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};
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_PROBES
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$DTRACE ${DTRACE_OPT} -h -o conftest_provider.h -s conftest_provider.d >/dev/null 2>/dev/null &&
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:
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}], [
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AC_TRY_COMPILE([@%:@include "conftest_provider.h"], [CONFTEST_FIRE();], [
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AS_IF([{
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cp -p conftest.${ac_objext} conftest.${ac_objext}.save &&
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$DTRACE ${DTRACE_OPT} -G -s conftest_provider.d conftest.${ac_objext} 2>/dev/null &&
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:
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}], [
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AS_IF([cmp -s conftest.o conftest.${ac_objext}.save], [
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rb_cv_prog_dtrace_g=yes
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], [
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rb_cv_prog_dtrace_g=rebuild
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])
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])])
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])
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rm -f conftest.[co] conftest_provider.[dho]
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])
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])dnl
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