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#include "sim.h"

char *program_name = "sim";

#define REPORT_BUGS_TO "Konrad Eisele <eiselekd@web.de>"

static void print_version(char *n) {

  printf(n);

}

struct option options[] =

{

  {"all",              no_argument, 0, 'a'},

  {"file-header",      no_argument, 0, 'h'},

  {"program-headers",  no_argument, 0, 'l'},

  {"headers",          no_argument, 0, 'e'},

  {"histogram",        no_argument, 0, 'I'},

  {"segments",         no_argument, 0, 'l'},

  {"sections",         no_argument, 0, 'S'},

  {"section-headers",  no_argument, 0, 'S'},

  {"symbols",          no_argument, 0, 's'},

  {"syms",             no_argument, 0, 's'},

  {"relocs",           no_argument, 0, 'r'},

  {"notes",            no_argument, 0, 'n'},

  {"dynamic",          no_argument, 0, 'd'},

  {"arch-specific",    no_argument, 0, 'A'},

  {"version-info",     no_argument, 0, 'V'},

  {"use-dynamic",      no_argument, 0, 'D'},

  {"hex-dump",         required_argument, 0, 'x'},

  {"unwind",           no_argument, 0, 'u'},

#ifdef SUPPORT_DISASSEMBLY

  {"instruction-dump", required_argument, 0, 'i'},

#endif

  {"version",          no_argument, 0, 'v'},

  {"wide",             no_argument, 0, 'W'},

  {"help",             no_argument, 0, 'H'},

  {0,                   no_argument, 0, 0}

};

static void

usage ()

{

  fprintf (stdout, "Usage: readelf <option(s)> elf-file(s)\n");

  fprintf (stdout, " Display information about the contents of ELF format files\n");

  fprintf (stdout, " Options are:\n\

  -a --all               Equivalent to: -h -l -S -s -r -d -V -A -I\n\

  -h --file-header       Display the ELF file header\n\

  -l --program-headers   Display the program headers\n\

     --segments          An alias for --program-headers\n\

  -S --section-headers   Display the sections' header\n\

     --sections          An alias for --section-headers\n\

  -e --headers           Equivalent to: -h -l -S\n\

  -s --syms              Display the symbol table\n\

      --symbols          An alias for --syms\n\

  -n --notes             Display the core notes (if present)\n\

  -r --relocs            Display the relocations (if present)\n\

  -u --unwind            Display the unwind info (if present)\n\

  -d --dynamic           Display the dynamic segment (if present)\n\

  -V --version-info      Display the version sections (if present)\n\

  -A --arch-specific     Display architecture specific information (if any).\n\

  -D --use-dynamic       Use the dynamic section info when displaying symbols\n\

  -x --hex-dump=<number> Dump the contents of section <number>\n\

  -w[liaprmfFso] or\n\

  --debug-dump[=line,=info,=abbrev,=pubnames,=ranges,=macro,=frames,=str,=loc]\n\

                         Display the contents of DWARF2 debug sections\n");

#ifdef SUPPORT_DISASSEMBLY

  fprintf (stdout, "\

  -i --instruction-dump=<number>\n\

                         Disassemble the contents of section <number>\n");

#endif

  fprintf (stdout, "\

  -I --histogram         Display histogram of bucket list lengths\n\

  -W --wide              Allow output width to exceed 80 characters\n\

  -H --help              Display this information\n\

  -v --version           Display the version number of readelf\n");

  fprintf (stdout, "Report bugs to %s\n", REPORT_BUGS_TO);

  exit (0);

}

void

parse_args (argc, argv)

     int argc;

     char **argv;

{

  int c;

  if (argc < 2)

    usage ();

  while ((c = getopt_long

          (argc, argv, "ersuahnldSDAIw::x:i:vVWH", options, NULL)) != EOF)

    {

      char *cp;

      int section;

      switch (c)

        {

        case 0:

          /* Long options.  */

          break;

        case 'H':

          usage ();

          break;

        case 'a':

          break;

        case 'e':

          break;

        case 'A':

          break;

        case 'D':

          break;

        case 'r':

          break;

        case 'u':

          break;

        case 'h':

          break;

        case 'l':

          break;

        case 's':

          break;

        case 'd':

          break;

        case 'I':

          break;

        case 'n':

          break;

        case 'x':

          goto oops;

        case 'w':

          break;

#ifdef SUPPORT_DISASSEMBLY

        case 'i':

          goto oops;

#endif

        case 'v':

          print_version (program_name);

          break;

        case 'V':

          break;

        case 'W':

          break;

        default:

        oops:

          /* xgettext:c-format */

          //error ("Invalid option '-%c'\n", c);

          /* Drop through.  */

        case '?':

          usage ();

        }

    }

    usage ();

}