зеркало из https://github.com/github/ruby.git
19 строки
611 B
Plaintext
19 строки
611 B
Plaintext
dnl -*- Autoconf -*-
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AC_DEFUN([RUBY_CPPOUTFILE],
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[AC_CACHE_CHECK(whether ${CPP} accepts -o, rb_cv_cppoutfile,
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[save_CPPFLAGS="$CPPFLAGS"
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CPPFLAGS='-o conftest-1.i'
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rb_cv_cppoutfile=no
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AC_PREPROC_IFELSE([AC_LANG_SOURCE([[test-for-cppout]])],
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[grep test-for-cppout conftest-1.i > /dev/null && rb_cv_cppoutfile=yes])
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CPPFLAGS="$save_CPPFLAGS"
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rm -f conftest*])
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AS_IF([test "$rb_cv_cppoutfile" = yes], [
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CPPOUTFILE='-o conftest.i'
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], [test "$rb_cv_cppoutfile" = no], [
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CPPOUTFILE='> conftest.i'
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], [test -n "$rb_cv_cppoutfile"], [
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CPPOUTFILE="$rb_cv_cppoutfile"
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])
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AC_SUBST(CPPOUTFILE)])dnl
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