Function valid_path

systemv/cupstestppd.c:3876–3952

 */

static int				/* O - Errors found */
valid_path(const char *keyword,		/* I - Keyword using path */
           const char *path,		/* I - Path to check */
	   int        errors,		/* I - Errors found */
	   int        verbose,		/* I - Verbosity level */
	   int        warn)		/* I - Warnings only? */
{
  cups_dir_t	*dir;			/* Current directory */
  cups_dentry_t	*dentry;		/* Current directory entry */
  char		temp[1024],		/* Temporary path */
		*ptr;			/* Pointer into temporary path */
  const char	*prefix;		/* WARN/FAIL prefix */


  prefix = warn ? "  WARN  " : "**FAIL**";

 /*
  * Loop over the components of the path, checking that the entry exists with
  * the same capitalization...
  */

  strlcpy(temp, path, sizeof(temp));

  while ((ptr = strrchr(temp, '/')) != NULL)
  {
   /*
    * Chop off the trailing component so temp == dirname and ptr == basename.
    */

    *ptr++ = '\0';

   /*
    * Try opening the directory containing the base name...
    */

    if (temp[0])
      dir = cupsDirOpen(temp);
    else
      dir = cupsDirOpen("/");

    if (!dir)
      dentry = NULL;
    else
    {
      while ((dentry = cupsDirRead(dir)) != NULL)
      {
        if (!strcmp(dentry->filename, ptr))
	  break;
      }

      cupsDirClose(dir);
    }

   /*
    * Display an error if the filename doesn't exist with the same
    * capitalization...
    */