X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/9f306f2a73ca227c5c22adfbe068837b85ea6933..18569462dba3a1ce0dbcdefdcfe04cfea33e8826:/src/getargs.c diff --git a/src/getargs.c b/src/getargs.c index 647c0f70..c45f11eb 100644 --- a/src/getargs.c +++ b/src/getargs.c @@ -1,5 +1,5 @@ /* Parse command line arguments for bison. - Copyright (C) 1984, 1986, 1989, 1992, 2000 Free Software Foundation, Inc. + Copyright 1984, 1986, 1989, 1992, 2000 Free Software Foundation, Inc. This file is part of Bison, the GNU Compiler Compiler. @@ -22,52 +22,54 @@ #include "getopt.h" #include "system.h" #include "files.h" - -int verboseflag; -int definesflag; -int debugflag; -int nolinesflag; -int noparserflag = 0; -int toknumflag = 0; -int rawtoknumflag = 0; -char *spec_name_prefix; /* for -p. */ -char *spec_file_prefix; /* for -b. */ -extern int fixed_outfiles;/* for -y */ +#include "getargs.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; +int token_table_flag = 0; +int verbose_flag = 0; +int statistics_flag = 0; +int yacc_flag = 0; /* for -y */ extern char *program_name; -extern void warns PARAMS((char *, char *)); /* main.c */ - -struct option longopts[] = +static struct option longopts[] = { - {"debug", 0, &debugflag, 1}, - {"defines", 0, &definesflag, 1}, + {"debug", 0, &debug_flag, 1}, + {"defines", 0, &defines_flag, 1}, {"file-prefix", 1, 0, 'b'}, - {"fixed-output-files", 0, &fixed_outfiles, 1}, + {"fixed-output-files", 0, &yacc_flag, 1}, {"help", 0, 0, 'h'}, {"name-prefix", 1, 0, 'p'}, /* was 'a'; apparently unused -wjh */ - {"no-lines", 0, &nolinesflag, 1}, - {"no-parser", 0, &noparserflag, 1}, + {"locations", 0, &locations_flag, 1}, + {"no-lines", 0, &no_lines_flag, 1}, + {"no-parser", 0, &no_parser_flag, 1}, {"output", 1, 0, 'o'}, {"output-file", 1, 0, 'o'}, - {"raw", 0, &rawtoknumflag, 1}, - {"token-table", 0, &toknumflag, 1}, - {"verbose", 0, &verboseflag, 1}, + {"raw", 0, &raw_flag, 1}, + {"statistics", 0, &statistics_flag, 1}, + {"token-table", 0, &token_table_flag, 1}, + {"verbose", 0, &verbose_flag, 1}, {"version", 0, 0, 'V'}, - {"yacc", 0, &fixed_outfiles, 1}, + {"yacc", 0, &yacc_flag, 1}, {0, 0, 0, 0} }; /*---------------------------. | Display the help message. | `---------------------------*/ -void + +static void usage (FILE *stream) { /* Some efforts were made to ease the translators' task, please continue. */ - fprintf (stream, _("\ -GNU bison generates parsers for LALR(1) grammars.\n")); + fputs (_("\ +GNU bison generates parsers for LALR(1) grammars.\n"), stream); putc ('\n', stream); fprintf (stream, _("\ @@ -80,49 +82,72 @@ for the equivalent short option also. Similarly for optional arguments.\n"), stream); putc ('\n', stream); - fprintf (stream, _("\ + fputs (_("\ Operation modes:\n\ -h, --help display this help and exit\n\ -V, --version output version information and exit\n\ - -y, --yacc emulate POSIX yacc\n")); + -y, --yacc emulate POSIX yacc\n"), stream); putc ('\n', stream); - fprintf (stream, _("\ + fputs (_("\ Parser:\n\ -t, --debug instrument the parser for debugging\n\ + --locations enable locations computation\n\ -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); - fprintf (stream, _("\ + fputs (_("\ Output:\n\ -d, --defines also produce a header file\n\ -v, --verbose also produce an explanation of the automaton\n\ -b, --file-prefix=PREFIX specify a PREFIX for output files\n\ - -o, --output-file=FILE leave output to FILE\n")); + -o, --output-file=FILE leave output to FILE\n"), stream); putc ('\n', stream); + fputs (_("\ +Report bugs to .\n"), stream); +} + + +/*------------------------------. +| Display the version message. | +`------------------------------*/ + +static void +version (FILE *stream) +{ + /* Some efforts were made to ease the translators' task, please + continue. */ fprintf (stream, _("\ -Report bugs to .\n"), - program_name); +bison (GNU Bison) %s"), VERSION); + putc ('\n', stream); + putc ('\n', stream); + + fputs (_("\ +Copyright 1984, 1986, 1989, 1992, 2000 Free Software Foundation, Inc.\n"), + stream); + + fputs (_("\ +This is free software; see the source for copying conditions. There is NO\n\ +warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\ +"), + stream); } + +/*----------------------. +| Process the options. | +`----------------------*/ + void getargs (int argc, char *argv[]) { - register int c; - - verboseflag = 0; - definesflag = 0; - debugflag = 0; - noparserflag = 0; - rawtoknumflag = 0; - toknumflag = 0; - fixed_outfiles = 0; + int c; while ((c = getopt_long (argc, argv, "yvdhrltknVo:b:p:", longopts, (int *)0)) != EOF) @@ -134,7 +159,7 @@ getargs (int argc, char *argv[]) break; case 'y': - fixed_outfiles = 1; + yacc_flag = 1; break; case 'h': @@ -142,35 +167,35 @@ getargs (int argc, char *argv[]) exit (0); case 'V': - printf ("%s\n", VERSION_STRING); + version (stdout); exit (0); case 'v': - verboseflag = 1; + verbose_flag = 1; break; case 'd': - definesflag = 1; + defines_flag = 1; break; case 'l': - nolinesflag = 1; + no_lines_flag = 1; break; case 'k': - toknumflag = 1; + token_table_flag = 1; break; case 'r': - rawtoknumflag = 1; + raw_flag = 1; break; case 'n': - noparserflag = 1; + no_parser_flag = 1; break; case 't': - debugflag = 1; + debug_flag = 1; break; case 'o': @@ -186,19 +211,20 @@ getargs (int argc, char *argv[]) break; default: - usage (stderr); + fprintf (stderr, _("Try `%s --help' for more information.\n"), + program_name); exit (1); } } if (optind == argc) { - fprintf(stderr, _("%s: no grammar file given\n"), program_name); - exit(1); + fprintf (stderr, _("%s: no grammar file given\n"), program_name); + exit (1); } if (optind < argc - 1) - fprintf(stderr, _("%s: extra arguments ignored after `%s'\n"), - program_name, argv[optind]); + fprintf (stderr, _("%s: extra arguments ignored after `%s'\n"), + program_name, argv[optind]); infile = argv[optind]; }