Use prototypes if the compiler understands them.

[bison.git] / src / getargs.c

diff --git a/src/getargs.c b/src/getargs.c
index d853118e0f5a261575398914254a32ab3073fee5..35cac38f2913740b674cbabcbfaa0e63ba061fe7 100644 (file)
--- a/src/getargs.c
+++ b/src/getargs.c
@@ -1,5 +1,5 @@
 /* Parse command line arguments for bison,
-   Copyright (C) 1984, 1986, 1989 Free Software Foundation, Inc.
+   Copyright (C) 1984, 1986, 1989, 1992 Free Software Foundation, Inc.
 
 This file is part of Bison, the GNU Compiler Compiler.
 
@@ -27,11 +27,20 @@ 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 */
+  
+void usage PARAMS((FILE *));
+void getargs PARAMS((int, char *[]));
 
-extern void fatal();
+extern char *program_name;
+extern char *version_string;
+
+extern void warns PARAMS((char *, char *));    /* main.c */
 
 struct option longopts[] =
 {
@@ -39,10 +48,14 @@ struct option longopts[] =
   {"defines", 0, &definesflag, 1},
   {"file-prefix", 1, 0, 'b'},
   {"fixed-output-files", 0, &fixed_outfiles, 1},
-  {"name-prefix", 1, 0, 'a'},
+  {"help", 0, 0, 'h'},
+  {"name-prefix", 1, 0, 'p'}, /* was 'a';  apparently unused -wjh */
   {"no-lines", 0, &nolinesflag, 1},
+  {"no-parser", 0, &noparserflag, 1},
   {"output", 1, 0, 'o'},
   {"output-file", 1, 0, 'o'},
+  {"raw", 0, &rawtoknumflag, 1},
+  {"token-table", 0, &toknumflag, 1},
   {"verbose", 0, &verboseflag, 1},
   {"version", 0, 0, 'V'},
   {"yacc", 0, &fixed_outfiles, 1},
@@ -50,25 +63,35 @@ struct option longopts[] =
 };
 
 void
-getargs(argc, argv)
-     int argc;
-     char *argv[];
+usage (FILE *stream)
+{
+  fprintf (stream, _("\
+Usage: %s [-dhklntvyV] [-b file-prefix] [-o outfile] [-p name-prefix]\n\
+       [--debug] [--defines] [--fixed-output-files] [--no-lines]\n\
+       [--verbose] [--version] [--help] [--yacc]\n\
+       [--no-parser] [--token-table]\n\
+       [--file-prefix=prefix] [--name-prefix=prefix]\n\
+       [--output=outfile] grammar-file\n\n\
+Report bugs to bug-bison@gnu.org\n"),
+          program_name);
+}
+
+void
+getargs (int argc, char *argv[])
 {
   register int c;
-  int longind;
-  extern char *program_name;
-  extern char *version_string;
 
   verboseflag = 0;
   definesflag = 0;
   debugflag = 0;
+  noparserflag = 0;
+  rawtoknumflag = 0;
+  toknumflag = 0;
   fixed_outfiles = 0;
 
-  while ((c = getopt_long (argc, argv, "yvdltVo:b:p:", longopts, &longind))
+  while ((c = getopt_long (argc, argv, "yvdhrltknVo:b:p:", longopts, (int *)0))
         != EOF)
     {
-      if (c == 0 && longopts[longind].flag == 0)
-       c = longopts[longind].val;
       switch (c)
        {
        case 0:
@@ -79,9 +102,13 @@ getargs(argc, argv)
          fixed_outfiles = 1;
          break;
          
+       case 'h':
+         usage (stdout);
+         exit (0);
+
        case 'V':
-         printf("%s", version_string);
-         break;
+         printf ("%s", version_string);
+         exit (0);
          
        case 'v':
          verboseflag = 1;
@@ -95,6 +122,18 @@ getargs(argc, argv)
          nolinesflag = 1;
          break;
          
+       case 'k':
+         toknumflag = 1;
+         break;
+
+       case 'r':
+         rawtoknumflag = 1;
+         break;
+         
+       case 'n':
+         noparserflag = 1;
+         break;
+         
        case 't':
          debugflag = 1;
          break;
@@ -112,24 +151,19 @@ getargs(argc, argv)
          break;
          
        default:
-         fprintf (stderr, "\
-Usage: %s [-dltvyV] [-b file-prefix] [-o outfile] [-p name-prefix]\n\
-       [--debug] [--defines] [--fixed-output-files] [--no-lines]\n\
-       [--verbose] [--version] [--yacc]\n\
-       [--file-prefix=prefix] [--name-prefix=prefix]\n\
-       [--output=outfile] grammar-file\n",
-                  program_name);
+         usage (stderr);
          exit (1);
        }
     }
 
   if (optind == argc)
     {
-      fprintf(stderr, "%s: no grammar file given\n", program_name);
+      fprintf(stderr, _("%s: no grammar file given\n"), program_name);
       exit(1);
     }
   if (optind < argc - 1)
-    fprintf(stderr, "%s: warning: extra arguments ignored\n", program_name);
+    fprintf(stderr, _("%s: extra arguments ignored after '%s'\n"),
+               program_name, argv[optind]);
 
   infile = argv[optind];
 }