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unzip-6.0/beos/beos.c  view on Meta::CPAN

              FnFilter2(G.buildpath), FnFilter1(G.filename)));
            free(G.buildpath);
            /* path existed but wasn't dir */
            return MPN_ERR_SKIP;
        }
        if (too_long) {
            Info(slide, 1, ((char *)slide,
              "checkdir error:  path too long: %s\n", FnFilter1(G.buildpath)));
            free(G.buildpath);
            /* no room for filenames:  fatal */
            return MPN_ERR_TOOLONG;
        }
        *G.end++ = '/';
        *G.end = '\0';
        Trace((stderr, "buildpath now = [%s]\n", FnFilter1(G.buildpath)));
        return MPN_OK;

    } /* end if (FUNCTION == APPEND_DIR) */

/*---------------------------------------------------------------------------
    GETPATH:  copy full path to the string pointed at by pathcomp, and free
    G.buildpath.
  ---------------------------------------------------------------------------*/

    if (FUNCTION == GETPATH) {
        strcpy(pathcomp, G.buildpath);
        Trace((stderr, "getting and freeing path [%s]\n",
          FnFilter1(pathcomp)));
        free(G.buildpath);
        G.buildpath = G.end = (char *)NULL;
        return MPN_OK;
    }

/*---------------------------------------------------------------------------
    APPEND_NAME:  assume the path component is the filename; append it and
    return without checking for existence.
  ---------------------------------------------------------------------------*/

    if (FUNCTION == APPEND_NAME) {
#ifdef SHORT_NAMES
        char *old_end = end;
#endif

        Trace((stderr, "appending filename [%s]\n", FnFilter1(pathcomp)));
        while ((*G.end = *pathcomp++) != '\0') {
            ++G.end;
#ifdef SHORT_NAMES  /* truncate name at 14 characters, typically */
            if ((G.end-old_end) > FILENAME_MAX)    /* GRR:  proper constant? */
                *(G.end = old_end + FILENAME_MAX) = '\0';
#endif
            if ((G.end-G.buildpath) >= FILNAMSIZ) {
                *--G.end = '\0';
                Info(slide, 0x201, ((char *)slide,
                  "checkdir warning:  path too long; truncating\n\
                   %s\n                -> %s\n",
                  FnFilter1(G.filename), FnFilter2(G.buildpath)));
                return MPN_INF_TRUNC;   /* filename truncated */
            }
        }
        Trace((stderr, "buildpath now = [%s]\n", FnFilter1(G.buildpath)));
        /* could check for existence here, prompt for new name... */
        return MPN_OK;
    }

/*---------------------------------------------------------------------------
    INIT:  allocate and initialize buffer space for the file currently being
    extracted.  If file was renamed with an absolute path, don't prepend the
    extract-to path.
  ---------------------------------------------------------------------------*/

/* GRR:  for VMS and TOPS-20, add up to 13 to strlen */

    if (FUNCTION == INIT) {
        Trace((stderr, "initializing buildpath to "));
#ifdef ACORN_FTYPE_NFS
        if ((G.buildpath = (char *)malloc(strlen(G.filename)+G.rootlen+
                                          (uO.acorn_nfs_ext ? 5 : 1)))
#else
        if ((G.buildpath = (char *)malloc(strlen(G.filename)+G.rootlen+1))
#endif
            == (char *)NULL)
            return MPN_NOMEM;
        if ((G.rootlen > 0) && !G.renamed_fullpath) {
            strcpy(G.buildpath, G.rootpath);
            G.end = G.buildpath + G.rootlen;
        } else {
            *G.buildpath = '\0';
            G.end = G.buildpath;
        }
        Trace((stderr, "[%s]\n", FnFilter1(G.buildpath)));
        return MPN_OK;
    }

/*---------------------------------------------------------------------------
    ROOT:  if appropriate, store the path in rootpath and create it if
    necessary; else assume it's a zipfile member and return.  This path
    segment gets used in extracting all members from every zipfile specified
    on the command line.
  ---------------------------------------------------------------------------*/

#if (!defined(SFX) || defined(SFX_EXDIR))
    if (FUNCTION == ROOT) {
        Trace((stderr, "initializing root path to [%s]\n",
          FnFilter1(pathcomp)));
        if (pathcomp == (char *)NULL) {
            G.rootlen = 0;
            return MPN_OK;
        }
        if (G.rootlen > 0)      /* rootpath was already set, nothing to do */
            return MPN_OK;
        if ((G.rootlen = strlen(pathcomp)) > 0) {
            char *tmproot;

            if ((tmproot = (char *)malloc(G.rootlen+2)) == (char *)NULL) {
                G.rootlen = 0;
                return MPN_NOMEM;
            }
            strcpy(tmproot, pathcomp);
            if (tmproot[G.rootlen-1] == '/') {
                tmproot[--G.rootlen] = '\0';
            }