示例#1
0
/*=export_func  optionParseShell
 * private:
 *
 * what:  Decipher a boolean value
 * arg:   + tOptions * + pOpts    + program options descriptor +
 *
 * doc:
 *  Emit a shell script that will parse the command line options.
=*/
void
optionParseShell(tOptions * opts)
{
    /*
     *  Check for our SHELL option now.
     *  IF the output file contains the "#!" magic marker,
     *  it will override anything we do here.
     */
    if (HAVE_GENSHELL_OPT(SHELL))
        shell_prog = GENSHELL_OPT_ARG(SHELL);

    else if (! ENABLED_GENSHELL_OPT(SHELL))
        shell_prog = NULL;

    else if ((shell_prog = getenv("SHELL")),
             shell_prog == NULL)

        shell_prog = POSIX_SHELL;

    /*
     *  Check for a specified output file
     */
    if (HAVE_GENSHELL_OPT(SCRIPT))
        open_out(GENSHELL_OPT_ARG(SCRIPT), opts->pzProgName);
    
    emit_usage(opts);
    emit_setup(opts);

    /*
     *  There are four modes of option processing.
     */
    switch (opts->fOptSet & (OPTPROC_LONGOPT|OPTPROC_SHORTOPT)) {
    case OPTPROC_LONGOPT:
        fputs(LOOP_STR,         stdout);

        fputs(LONG_OPT_MARK,    stdout);
        fputs(INIT_LOPT_STR,    stdout);
        emit_long(opts);
        printf(LOPT_ARG_FMT,    opts->pzPROGNAME);
        fputs(END_OPT_SEL_STR,  stdout);

        fputs(NOT_FOUND_STR,    stdout);
        break;

    case 0:
        fputs(ONLY_OPTS_LOOP,   stdout);
        fputs(INIT_LOPT_STR,    stdout);
        emit_long(opts);
        printf(LOPT_ARG_FMT,    opts->pzPROGNAME);
        break;

    case OPTPROC_SHORTOPT:
        fputs(LOOP_STR,         stdout);

        fputs(FLAG_OPT_MARK,    stdout);
        fputs(INIT_OPT_STR,     stdout);
        emit_flag(opts);
        printf(OPT_ARG_FMT,     opts->pzPROGNAME);
        fputs(END_OPT_SEL_STR,  stdout);

        fputs(NOT_FOUND_STR,    stdout);
        break;

    case OPTPROC_LONGOPT|OPTPROC_SHORTOPT:
        fputs(LOOP_STR,         stdout);

        fputs(LONG_OPT_MARK,    stdout);
        fputs(INIT_LOPT_STR,    stdout);
        emit_long(opts);
        printf(LOPT_ARG_FMT,    opts->pzPROGNAME);
        fputs(END_OPT_SEL_STR,  stdout);

        fputs(FLAG_OPT_MARK,    stdout);
        fputs(INIT_OPT_STR,     stdout);
        emit_flag(opts);
        printf(OPT_ARG_FMT,     opts->pzPROGNAME);
        fputs(END_OPT_SEL_STR,  stdout);

        fputs(NOT_FOUND_STR,    stdout);
        break;
    }

    emit_wrapup(opts);
    if ((script_trailer != NULL) && (*script_trailer != NUL))
        fputs(script_trailer, stdout);
    else if (ENABLED_GENSHELL_OPT(SHELL))
        printf(SHOW_PROG_ENV, opts->pzPROGNAME);

#ifdef HAVE_FCHMOD
    fchmod(STDOUT_FILENO, 0755);
#endif
    fclose(stdout);

    if (ferror(stdout))
        fserr_exit(opts->pzProgName, zwriting, zstdout_name);

    AGFREE(script_text);
    script_leader    = NULL;
    script_trailer   = NULL;
    script_text      = NULL;
}
示例#2
0
void AbstractAssembler::a_long(jint x) {
  emit_long(x);
}