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https://github.com/ilyakooo0/nixpkgs.git
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20 lines
472 B
Diff
20 lines
472 B
Diff
http://bugs.gentoo.org/283029
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--- a/m4/flex.m4
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+++ b/m4/flex.m4
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@@ -8,11 +8,11 @@ dnl ad_AC_PROG_FLEX
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dnl Look for flex or missing, then run AC_PROG_LEX and AC_DECL_YYTEXT
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AC_DEFUN(ad_AC_PROG_FLEX,
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[AC_CHECK_PROGS(LEX, flex, missing)
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-if test "$LEX" = missing; then
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+AS_IF([test "$LEX" = missing], [dnl
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LEX="\$(top_srcdir)/$ac_aux_dir/missing flex"
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LEX_OUTPUT_ROOT=lex.yy
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AC_SUBST(LEX_OUTPUT_ROOT)dnl
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-else
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+], [:
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AC_PROG_LEX
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AC_DECL_YYTEXT
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-fi])
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+])])
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