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Enable GNU m4 compatibility mode.

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This commit is contained in:
Jung-uk Kim 2013-05-21 19:23:49 +00:00
parent a994b2242d
commit aec5199f85
1 changed files with 1 additions and 1 deletions
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2
contrib/flex/main.c
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@ -364,7 +364,7 @@ void check_options ()
output_chain = filter_create_int(NULL, filter_tee_header, headerfilename);
if ( !(m4 = getenv("M4")))
m4 = M4;
filter_create_ext(output_chain, m4, "-P", 0);
filter_create_ext(output_chain, m4, "-gP", 0);
filter_create_int(output_chain, filter_fix_linedirs, NULL);
/* For debugging, only run the requested number of filters. */