serviceOptions.c

   1 /**
   2  * @file serviceOptions.c
   3  *
   4  * @brief
   5  *
   6  * @author Copyright (c) 2004 - 2009 CERN. Georgievskiy Yury
   7  *
   8  * @date Created on 27/02/2004
   9  */
  10 #include "serviceOptions.h"
  11 #include "driverGen.h"
  12
  13 static srvopt_c srv_opt_c;      /* container that holds command line args */
  14
  15 /**
  16  * @brief Arguments amount and their forman supposed to be correct! No
  17  *        checking is performed.
  18  *
  19  * @param cur_arg -
  20  * @param ...     -
  21  *
  22  * @return 0 - all OK
  23  * @return 1 - error occurs.
  24  */
  25 int SetSrvOptArgs(srvarg cur_arg, ...)
  26 {
  27         va_list ap;
  28
  29         va_start(ap, cur_arg);
  30
  31         switch (cur_arg) {
  32         case SRV_VF_DRVR:
  33         case SRV_VF_SIM:
  34                 vsnprintf(srv_opt_c.srv_vf_dir, sizeof(srv_opt_c.srv_vf_dir),
  35                           "%s", ap);
  36                 break;
  37         default:
  38                 break;
  39         }
  40
  41         va_end(ap);
  42
  43         return 0; /* OK */
  44 }
  45
  46 /**
  47  * @brief All service driverGen options are processed here.
  48  *
  49  * @param cur_arg --
  50  * @param pn      -- prog name
  51  *
  52  * To call service option you should call dgII with -srv option:
  53  * dgII -srv [args]
  54  *
  55  * Supported service options are:
  56  * 1. Creating of the version file within already existing driver directory.
  57  *    Arguments are:
  58  *    a. drvrvers/simvers
  59  *    b. driver directory, where to create versioin files.
  60  *
  61  * @return 0              - all OK
  62  * @return negative value - error occurs.
  63  */
  64 int ProcessSrvOpt(srvarg cur_arg, char *pn)
  65 {
  66         struct stat status;
  67         FILE *file;
  68         char file_path[128];
  69         char *file_name;
  70         FILETYPE cur_ft;        /* current file type */
  71         rstat cc;               /* driverGen error codes */
  72
  73         switch (cur_arg) {
  74         case SRV_VF_DRVR:
  75         case SRV_VF_SIM:
  76                 /* version files will be created only if appropriate destanation
  77                    directory already exist and version file is not yet created.
  78                    Existing version files will not be corrupted in this case.
  79
  80                    Parameters for this service command are:
  81                    1. Module name
  82                    2. Bus type
  83                    3. Driver directory  */
  84                 if (cur_arg == SRV_VF_DRVR) {
  85                         cur_ft = DRIVER_FT;
  86                         TranslationSetDriverType("DRVR");
  87                         TranslationSetFancyString("Driver");
  88                 } else {
  89                         cur_ft = SIM_FT;
  90                         TranslationSetDriverType("SIM");
  91                         TranslationSetFancyString("Simulator");
  92                 }
  93
  94                 /* first, check if driver directory exist */
  95                 snprintf(file_path, sizeof(file_path), "%s/%s", get_mid(NULL),
  96                          srv_opt_c.srv_vf_dir);
  97                 if (stat(file_path, &status)) {
  98                         fprintf(stderr, "[%s] %s: Module driver directory"
  99                                 " doesn't exist!\n", pn, file_path);
 100                         return -1; /* fail */
 101                 }
 102
 103                 /* second, check if expected user directory is in the place */
 104                 snprintf(file_path, sizeof(file_path), "%s/%s/%s/%s",
 105                          get_mid(NULL), srv_opt_c.srv_vf_dir, LOCAL_INCL_DIR,
 106                          LOCAL_USER_DIR);
 107                 cc = MakeSafeDir(file_path);
 108                 if (cc < 0)
 109                         return cc;
 110
 111                 /* now check if version file is already exist */
 112                 GenerateFilename(cur_ft, file_path, "Version", ".h", file_path);
 113                 file_name = rindex(file_path, '/');
 114                 ++file_name;
 115                 if (!stat(file_path, &status)) {
 116                         fprintf(stderr, "%s Version file (%s) already exist!\n",
 117                                 (cur_arg == SRV_VF_DRVR) ? "Driver" :
 118                                 "Simulator", file_name);
 119                         return -1; /* error */
 120                 }
 121
 122                 /* ok - we are cool. Proceed... */
 123                 file = fopen(file_path, "w");   /* create version file */
 124                 Translate(file, "common", "driver/userPart/uepVers.h");
 125                 fclose(file);
 126                 break;
 127         default:
 128                 break;
 129         }
 130
 131         return 0; /* success */
 132 }