gcc/gcc/opts.c

935 wrap_help (const char *help,
943   remaining = strlen (help);
956 	  for (i = 0; help[i]; i++)
960 	      if (help[i] == ' ')
962 	      else if ((help[i] == '-' || help[i] == '/')
963 		       && help[i + 1] != ' '
964 		       && i > 0 && ISALPHA (help[i - 1]))
969       printf ("  %-*.*s %.*s\n", col_width, item_width, item, len, help);
971       while (help[len] == ' ')
973       help += len;
979 /* Print help for a specific front-end, etc.  */
989   const char *help;
1000 	  help = compiler_params[i].help;
1001 	  if (help == NULL || *help == '\0')
1005 	      help = undocumented_msg;
1009 	  help = _(help);
1018 	      help = new_help;
1020 	  wrap_help (help, param, strlen (param), columns);
1050       /* The driver currently prints its own help text.  */
1063       help = option->help;
1064       if (help == NULL)
1068 	  help = undocumented_msg;
1072       help = _(help);
1076       tab = strchr (help, '\t');
1079 	  len = tab - help;
1080 	  opt = help;
1081 	  help = tab + 1;
1135 	  help = new_help;
1138       wrap_help (help, opt, len, columns);
1160 	      printf (_(" None found.  Use --help=%s to show *all* the options supported by the %s front-end\n"),
1171      enumerations have help text headings provided.  If no help text
1173      help text for the relevant options.  */
1180       if (cl_enums[i].help == NULL)
1182       printf ("  %s\n    ", _(cl_enums[i].help));
1209 /* Display help for a specified type of option.
1423 	   then add ",^undocumented" to the --help= option.  E.g.:
1425 	   --help=target,^undocumented  */
1492 	       when we are attempting to match --help=c for example we will
1510 		       specified "--help=c", but otherwise we have to issue
1516 				  "--help argument %q.*s is ambiguous, "
1525 			  "unrecognized argument to --help= option: %q.*s",