コード例 #1
0
ファイル: usage.c プロジェクト: verm/gsoc-ntp-2013
/**
 *  Print the usage information for a single option.
 *
 * @param opts  the program option descriptor
 * @param od    the option descriptor
 * @param at    names of the option argument types
 */
static void
prt_one_usage(tOptions * opts, tOptDesc * od, arg_types_t * at)
{
    prt_preamble(opts, od, at);

    {
        char z[80];
        char const * atyp;

        /*
         *  Determine the argument type string first on its usage, then,
         *  when the option argument is required, base the type string on the
         *  argument type.
         */
        if (od->fOptState & OPTST_ARG_OPTIONAL) {
            atyp = at->pzOpt;

        } else switch (OPTST_GET_ARGTYPE(od->fOptState)) {
        case OPARG_TYPE_NONE:        atyp = at->pzNo;   break;
        case OPARG_TYPE_ENUMERATION: atyp = at->pzKey;  break;
        case OPARG_TYPE_FILE:        atyp = at->pzFile; break;
        case OPARG_TYPE_MEMBERSHIP:  atyp = at->pzKeyL; break;
        case OPARG_TYPE_BOOLEAN:     atyp = at->pzBool; break;
        case OPARG_TYPE_NUMERIC:     atyp = at->pzNum;  break;
        case OPARG_TYPE_HIERARCHY:   atyp = at->pzNest; break;
        case OPARG_TYPE_STRING:      atyp = at->pzStr;  break;
        case OPARG_TYPE_TIME:        atyp = at->pzTime; break;
        default:                     goto bogus_desc;
        }

#ifdef _WIN32
        if (at->pzOptFmt == zGnuOptFmt)
            snprintf(z, sizeof(z), "--%s%s", od->pz_Name, atyp);
        else if (at->pzOptFmt == zGnuOptFmt + 2)
            snprintf(z, sizeof(z), "%s%s", od->pz_Name, atyp);
        else
#endif
        snprintf(z, sizeof(z), at->pzOptFmt, atyp, od->pz_Name,
                 (od->optMinCt != 0) ? at->pzReq : at->pzOpt);

        fprintf(option_usage_fp, line_fmt_buf, z, od->pzText);

        switch (OPTST_GET_ARGTYPE(od->fOptState)) {
        case OPARG_TYPE_ENUMERATION:
        case OPARG_TYPE_MEMBERSHIP:
            displayEnum = (od->pOptProc != NULL) ? true : displayEnum;
        }
    }

    return;

 bogus_desc:
    fprintf(stderr, zbad_od, opts->pzProgName, od->pz_Name);
    exit(EX_SOFTWARE);
}
コード例 #2
0
ファイル: usage.c プロジェクト: verm/gsoc-ntp-2013
/**
 *  Print the usage information for a single vendor option.
 *
 * @param[in] opts    the program option descriptor
 * @param[in] od      the option descriptor
 * @param[in] argtp   names of the option argument types
 * @param[in] usefmt  format for primary usage line
 */
static void
prt_one_vendor(tOptions *    opts,  tOptDesc *   od,
               arg_types_t * argtp, char const * usefmt)
{
    prt_preamble(opts, od, argtp);

    {
        char z[ 80 ];
        char const *  pzArgType;

        /*
         *  Determine the argument type string first on its usage, then,
         *  when the option argument is required, base the type string on the
         *  argument type.
         */
        if (od->fOptState & OPTST_ARG_OPTIONAL) {
            pzArgType = argtp->pzOpt;

        } else switch (OPTST_GET_ARGTYPE(od->fOptState)) {
        case OPARG_TYPE_NONE:        pzArgType = argtp->pzNo;   break;
        case OPARG_TYPE_ENUMERATION: pzArgType = argtp->pzKey;  break;
        case OPARG_TYPE_FILE:        pzArgType = argtp->pzFile; break;
        case OPARG_TYPE_MEMBERSHIP:  pzArgType = argtp->pzKeyL; break;
        case OPARG_TYPE_BOOLEAN:     pzArgType = argtp->pzBool; break;
        case OPARG_TYPE_NUMERIC:     pzArgType = argtp->pzNum;  break;
        case OPARG_TYPE_HIERARCHY:   pzArgType = argtp->pzNest; break;
        case OPARG_TYPE_STRING:      pzArgType = argtp->pzStr;  break;
        case OPARG_TYPE_TIME:        pzArgType = argtp->pzTime; break;
        default:                     goto bogus_desc;
        }

        pzArgType = SPN_WHITESPACE_CHARS(pzArgType);
        if (*pzArgType == NUL)
            snprintf(z, sizeof(z), "%s", od->pz_Name);
        else
            snprintf(z, sizeof(z), "%s=%s", od->pz_Name, pzArgType);
        fprintf(option_usage_fp, usefmt, z, od->pzText);

        switch (OPTST_GET_ARGTYPE(od->fOptState)) {
        case OPARG_TYPE_ENUMERATION:
        case OPARG_TYPE_MEMBERSHIP:
            displayEnum = (od->pOptProc != NULL) ? true : displayEnum;
        }
    }

    return;

 bogus_desc:
    fprintf(stderr, zbad_od, opts->pzProgName, od->pz_Name);
    ao_bug(zbad_arg_type_msg);
}
コード例 #3
0
ファイル: usage.c プロジェクト: cooljeanius/apple-gdb-1824
/**
 *  Print the usage information for a single vendor option.
 *
 * @param pOpts     the program option descriptor
 * @param pOD       the option descriptor
 * @param pAT       names of the option argument types
 */
static void
prt_one_vendor(tOptions * pOptions, tOptDesc * pOD,
               arg_types_t * pAT, char const * usefmt)
{
    prt_preamble(pOptions, pOD, pAT);

    {
        char z[ 80 ];
        char const *  pzArgType;

        /*
         *  Determine the argument type string first on its usage, then,
         *  when the option argument is required, base the type string on the
         *  argument type.
         */
        if (pOD->fOptState & OPTST_ARG_OPTIONAL) {
            pzArgType = pAT->pzOpt;

        } else switch (OPTST_GET_ARGTYPE(pOD->fOptState)) {
        case OPARG_TYPE_NONE:        pzArgType = pAT->pzNo;   break;
        case OPARG_TYPE_ENUMERATION: pzArgType = pAT->pzKey;  break;
        case OPARG_TYPE_FILE:        pzArgType = pAT->pzFile; break;
        case OPARG_TYPE_MEMBERSHIP:  pzArgType = pAT->pzKeyL; break;
        case OPARG_TYPE_BOOLEAN:     pzArgType = pAT->pzBool; break;
        case OPARG_TYPE_NUMERIC:     pzArgType = pAT->pzNum;  break;
        case OPARG_TYPE_HIERARCHY:   pzArgType = pAT->pzNest; break;
        case OPARG_TYPE_STRING:      pzArgType = pAT->pzStr;  break;
        case OPARG_TYPE_TIME:        pzArgType = pAT->pzTime; break;
        default:                     goto bogus_desc;
        }

        while (IS_WHITESPACE_CHAR(*pzArgType))  pzArgType++;
        if (*pzArgType == NUL)
            snprintf(z, sizeof(z), "%s", pOD->pz_Name);
        else
            snprintf(z, sizeof(z), "%s=%s", pOD->pz_Name, pzArgType);
        fprintf(option_usage_fp, usefmt, z, pOD->pzText);

        switch (OPTST_GET_ARGTYPE(pOD->fOptState)) {
        case OPARG_TYPE_ENUMERATION:
        case OPARG_TYPE_MEMBERSHIP:
            displayEnum = (pOD->pOptProc != NULL) ? AG_TRUE : displayEnum;
        }
    }

    return;

bogus_desc:
    fprintf(stderr, zInvalOptDesc, pOD->pz_Name);
    exit(EX_SOFTWARE);
}
コード例 #4
0
ファイル: usage.c プロジェクト: verm/gsoc-ntp-2013
/*
 *  Print out the usage information for just the options.
 */
static void
prt_opt_usage(tOptions * opts, int ex_code, char const * title)
{
    int         ct     = opts->optCt;
    int         optNo  = 0;
    tOptDesc *  od     = opts->pOptDesc;
    int         docCt  = 0;

    do  {
        /*
         * no usage --> disallowed on command line (OPTST_NO_COMMAND), or
         * deprecated -- strongly discouraged (OPTST_DEPRECATED), or
         * compiled out of current object code (OPTST_OMITTED)
         */
        if ((od->fOptState & OPTST_NO_USAGE_MASK) != 0) {

            /*
             * IF      this is a compiled-out option
             *   *AND* usage was requested with "omitted-usage"
             *   *AND* this is NOT abbreviated usage
             * THEN display this option.
             */
            if (  (od->fOptState == (OPTST_OMITTED | OPTST_NO_INIT))
               && (od->pz_Name != NULL)
               && (ex_code == EXIT_SUCCESS))  {

                char const * why_pz =
                    (od->pzText == NULL) ? zDisabledWhy : od->pzText;
                prt_preamble(opts, od, &argTypes);
                fprintf(option_usage_fp, zDisabledOpt, od->pz_Name, why_pz);
            }

            continue;
        }

        if ((od->fOptState & OPTST_DOCUMENT) != 0) {
            if (ex_code == EXIT_SUCCESS) {
                fprintf(option_usage_fp, argTypes.pzBrk, od->pzText,
                        title);
                docCt++;
            }

            continue;
        }

        /* Skip name only options when we have a vendor option */
        if (  ((opts->fOptSet & OPTPROC_VENDOR_OPT) != 0)
           && (! IS_GRAPHIC_CHAR(od->optValue)))
            continue;

        /*
         *  IF       this is the first auto-opt maintained option
         *    *AND*  we are doing a full help
         *    *AND*  there are documentation options
         *    *AND*  the last one was not a doc option,
         *  THEN document that the remaining options are not user opts
         */
        if ((docCt > 0) && (ex_code == EXIT_SUCCESS)) {
            if (opts->presetOptCt == optNo) {
                if ((od[-1].fOptState & OPTST_DOCUMENT) == 0)
                    fprintf(option_usage_fp, argTypes.pzBrk, zAuto, title);

            } else if ((ct == 1) &&
                       (opts->fOptSet & OPTPROC_VENDOR_OPT))
                fprintf(option_usage_fp, argTypes.pzBrk, zVendIntro, title);
        }

        prt_one_usage(opts, od, &argTypes);

        /*
         *  IF we were invoked because of the --help option,
         *  THEN print all the extra info
         */
        if (ex_code == EXIT_SUCCESS)
            prt_extd_usage(opts, od, title);

    } while (od++, optNo++, (--ct > 0));

    fputc(NL, option_usage_fp);
}
コード例 #5
0
ファイル: usage.c プロジェクト: pexip/os-autogen
/*
 *  Print out the usage information for just the options.
 */
static void
prt_opt_usage(tOptions * pOpts, int ex_code, char const * pOptTitle)
{
    int         ct     = pOpts->optCt;
    int         optNo  = 0;
    tOptDesc *  pOD    = pOpts->pOptDesc;
    int         docCt  = 0;

    do  {
        if ((pOD->fOptState & OPTST_NO_USAGE_MASK) != 0) {

            /*
             * IF      this is a compiled-out option
             *   *AND* usage was requested with "omitted-usage"
             *   *AND* this is NOT abbreviated usage
             * THEN display this option.
             */
            if (  (pOD->fOptState == (OPTST_OMITTED | OPTST_NO_INIT))
               && (pOD->pz_Name != NULL)
               && (ex_code == EXIT_SUCCESS))  {

                char const * why_pz =
                    (pOD->pzText == NULL) ? zDisabledWhy : pOD->pzText;
                prt_preamble(pOpts, pOD, &argTypes);
                fprintf(option_usage_fp, zDisabledOpt, pOD->pz_Name, why_pz);
            }

            continue;
        }

        if ((pOD->fOptState & OPTST_DOCUMENT) != 0) {
            if (ex_code == EXIT_SUCCESS) {
                fprintf(option_usage_fp, argTypes.pzBrk, pOD->pzText,
                        pOptTitle);
                docCt++;
            }

            continue;
        }

        /*
         *  IF       this is the first auto-opt maintained option
         *    *AND*  we are doing a full help
         *    *AND*  there are documentation options
         *    *AND*  the last one was not a doc option,
         *  THEN document that the remaining options are not user opts
         */
        if (  (pOpts->presetOptCt == optNo)
           && (ex_code == EXIT_SUCCESS)
           && (docCt > 0)
           && ((pOD[-1].fOptState & OPTST_DOCUMENT) == 0) )
            fprintf(option_usage_fp, argTypes.pzBrk, zAuto, pOptTitle);

        prt_one_usage(pOpts, pOD, &argTypes);

        /*
         *  IF we were invoked because of the --help option,
         *  THEN print all the extra info
         */
        if (ex_code == EXIT_SUCCESS)
            prt_extd_usage(pOpts, pOD, &argTypes);

    }  while (pOD++, optNo++, (--ct > 0));

    fputc('\n', option_usage_fp);
}