/* Parse command line arguments for bison.
- Copyright 1984, 1986, 1989, 1992, 2000, 2001 Free Software Foundation, Inc.
+ Copyright 1984, 1986, 1989, 1992, 2000, 2001, 2002
+ Free Software Foundation, Inc.
This file is part of Bison, the GNU Compiler Compiler.
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
-#include <stdio.h>
-#include "getopt.h"
#include "system.h"
-#include "files.h"
+#include "getopt.h"
+#include "argmatch.h"
+#include "complain.h"
#include "getargs.h"
+#include "options.h"
+#include "files.h"
int debug_flag = 0;
int defines_flag = 0;
int locations_flag = 0;
int no_lines_flag = 0;
int no_parser_flag = 0;
-int raw_flag = 0;
-char *skeleton = 0;
+int report_flag = 0;
int token_table_flag = 0;
-int verbose_flag = 0;
-int statistics_flag = 0;
int yacc_flag = 0; /* for -y */
+int graph_flag = 0;
+int trace_flag = 0;
+
+const char *skeleton = NULL;
+const char *include = NULL;
extern char *program_name;
-const char *shortopts = "yvdhrltknVo:b:p:S:";
-static struct option longopts[] =
+
+/*----------------------.
+| --report's handling. |
+`----------------------*/
+
+static const char * const report_args[] =
+{
+ /* In a series of synonyms, present the most meaningful first, so
+ that argmatch_valid be more readable. */
+ "none",
+ "state", "states",
+ "itemset", "itemsets",
+ "lookahead", "lookaheads",
+ "solved",
+ "all",
+ 0
+};
+
+static const int report_types[] =
{
- /* Operation modes. */
- {"help", no_argument, 0, 'h'},
- {"version", no_argument, 0, 'V'},
- {"yacc", no_argument, 0, 'y'},
- {"fixed-output-files",no_argument, 0, 'y'},
-
- /* Parser. */
- {"skeleton", required_argument, 0, 'S'},
- {"debug", no_argument, 0, 'd'},
- {"locations", no_argument, &locations_flag, 1},
- /* was 'a'; apparently unused -wjh */
- {"name-prefix", required_argument, 0, 'p'},
- {"no-lines", no_argument, 0, 'l'},
- {"no-parser", no_argument, 0, 'n'},
- {"raw", no_argument, 0, 'r'},
- {"token-table", no_argument, 0, 'k'},
-
- /* Output. */
- {"defines", no_argument, 0, 'd'},
- {"verbose", no_argument, 0, 'v'},
- {"file-prefix", required_argument, 0, 'b'},
- {"output-file", required_argument, 0, 'o'},
-
- /* Hidden. */
- {"statistics", no_argument, &statistics_flag, 1},
- {0, 0, 0, 0}
+ report_none,
+ report_states, report_states,
+ report_states | report_itemsets, report_states | report_itemsets,
+ report_states | report_lookaheads, report_states | report_lookaheads,
+ report_states | report_solved_conflicts,
+ report_all
};
+
+static void
+report_argmatch (char *args)
+{
+ ARGMATCH_ASSERT (report_args, report_types);
+ args = strtok (args, ",");
+ do
+ {
+ int report = XARGMATCH ("--report", args,
+ report_args, report_types);
+ if (report == report_none)
+ report_flag = report_none;
+ else
+ report_flag |= report;
+ }
+ while ((args = strtok (NULL, ",")));
+}
+
/*---------------------------.
| Display the help message. |
`---------------------------*/
-p, --name-prefix=PREFIX prepend PREFIX to the external symbols\n\
-l, --no-lines don't generate `#line' directives\n\
-n, --no-parser generate the tables only\n\
- -r, --raw number the tokens from 3\n\
-k, --token-table include a table of token names\n\
"), stream);
putc ('\n', stream);
fputs (_("\
Output:\n\
-d, --defines also produce a header file\n\
- -v, --verbose also produce an explanation of the automaton\n\
+ -r, --report=THINGS also produce details on the automaton\n\
+ -v, --verbose same as `--report=state'\n\
-b, --file-prefix=PREFIX specify a PREFIX for output files\n\
- -o, --output-file=FILE leave output to FILE\n"), stream);
+ -o, --output=FILE leave output to FILE\n\
+ -g, --graph also produce a VCG description of the automaton\n\
+"), stream);
+ putc ('\n', stream);
+
+ fputs (_("\
+THINGS is a list of comma separated words that can include:\n\
+ `state' describe the states\n\
+ `itemset' complete the core item sets with their closure\n\
+ `lookahead' explicitly associate lookaheads to items\n\
+ `solved' describe shift/reduce conflicts solving\n\
+ `all' include all the above information\n\
+ `none' disable the report\n\
+"), stream);
putc ('\n', stream);
fputs (_("\
{
/* Some efforts were made to ease the translators' task, please
continue. */
- fprintf (stream, _("\
-bison (GNU Bison) %s"), VERSION);
+ fprintf (stream, _("bison (GNU Bison) %s"), VERSION);
putc ('\n', stream);
+ fputs (_("Written by Robert Corbett and Richard Stallman.\n"), stream);
putc ('\n', stream);
- fputs (_("\
-Copyright 1984, 1986, 1989, 1992, 2000, 2001 Free Software Foundation, Inc.\n"),
- stream);
+ fprintf (stream,
+ _("Copyright (C) %d Free Software Foundation, Inc.\n"), 2002);
fputs (_("\
This is free software; see the source for copying conditions. There is NO\n\
| Process the options. |
`----------------------*/
+/* Under DOS, there is no difference on the case. This can be
+ troublesome when looking for `.tab' etc. */
+#ifdef MSDOS
+# define AS_FILE_NAME(File) (strlwr (File), (File))
+#else
+# define AS_FILE_NAME(File) (File)
+#endif
+
void
getargs (int argc, char *argv[])
{
int c;
+ struct option *longopts = long_option_table_new ();
while ((c = getopt_long (argc, argv, shortopts, longopts, NULL)) != EOF)
switch (c)
{
version (stdout);
exit (0);
+ case 'g':
+ /* Here, the -g and --graph=FILE options are differentiated. */
+ graph_flag = 1;
+ spec_graph_file = AS_FILE_NAME (optarg);
+ break;
+
case 'v':
- verbose_flag = 1;
+ report_flag |= report_states;
break;
case 'S':
- skeleton = optarg;
+ skeleton = AS_FILE_NAME (optarg);
+ break;
+
+ case 'I':
+ include = AS_FILE_NAME (optarg);
break;
case 'd':
+ /* Here, the -d and --defines options are differentiated. */
defines_flag = 1;
+ if (optarg)
+ spec_defines_file = AS_FILE_NAME (optarg);
break;
case 'l':
token_table_flag = 1;
break;
- case 'r':
- raw_flag = 1;
- break;
-
case 'n':
no_parser_flag = 1;
break;
break;
case 'o':
- spec_outfile = optarg;
+ spec_outfile = AS_FILE_NAME (optarg);
break;
case 'b':
- spec_file_prefix = optarg;
+ spec_file_prefix = AS_FILE_NAME (optarg);
break;
case 'p':
spec_name_prefix = optarg;
break;
+ case 'r':
+ report_argmatch (optarg);
+ break;
+
default:
fprintf (stderr, _("Try `%s --help' for more information.\n"),
program_name);
exit (1);
}
+ free (longopts);
+
if (optind == argc)
{
fprintf (stderr, _("%s: no grammar file given\n"), program_name);
projects / bison.git / blobdiff