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Automaton VCG graph output.

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Using option ``-g'' or long option ``--graph'', you can generate
a gram_filename.vcg file containing a VCG description of the LALR (1)
automaton of your grammar.
* src/main.c: Call to print_graph() function.
* src/getargs.h: Update.
* src/getargs.c (options): Update to catch `-g' and `--graph' options.
(graph_flag): New flag.
(longopts): Update.
(getargs): Add case `g'.
* src/files.c (graph_obstack): New obstack struct.
(open_files): Initialize new obstack.
(output_files): Saves graph_obstack if required.
* src/files.h (graph_obstack): New extern declaration.
* src/Makefile.am: Add new source files.
This commit is contained in:
Akim Demaille
2001-08-06 09:22:33 +00:00
parent ce4d5ce009
commit 22c2cbc078
8 changed files with 74 additions and 39 deletions
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1
src/getargs.h
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@@ -34,6 +34,7 @@ extern int no_parser_flag; /* for -n */
extern int statistics_flag;
extern int token_table_flag; /* for -k */
extern int verbose_flag; /* for -v */
extern int graph_flag; /* for -g */
extern int yacc_flag; /* for -y */
void getargs PARAMS ((int argc, char *argv[]));