tools/tesh2/src/variable.c

   1 #include <variable.h>\r
   2 \r
   3 XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(tesh);\r
   4 \r
   5 variable_t\r
   6 variable_new(const char* name, const char* val)\r
   7 {\r
   8         variable_t variable;\r
   9         \r
  10         if(!name)\r
  11         {\r
  12                 errno = EINVAL;\r
  13                 return NULL;\r
  14         }\r
  15         \r
  16         variable = xbt_new0(s_variable_t, 1);\r
  17         \r
  18         variable->name = strdup(name);\r
  19 \r
  20         if(val)\r
  21                 variable->val = strdup(val);\r
  22 \r
  23         variable->used = 0;\r
  24         variable->env = 0;\r
  25         variable->err = 0;\r
  26         \r
  27         return variable;\r
  28         \r
  29 }\r
  30 \r
  31 int\r
  32 variable_free(variable_t* variableptr)\r
  33 {\r
  34         if(!(*variableptr))\r
  35                 return EINVAL;\r
  36         \r
  37         if((*((variable_t*)(variableptr)))->name)\r
  38                 free((*((variable_t*)(variableptr)))->name);\r
  39         \r
  40         if((*((variable_t*)(variableptr)))->val)\r
  41                 free((*((variable_t*)(variableptr)))->val);\r
  42         \r
  43         free(*variableptr);\r
  44         \r
  45         *variableptr = NULL;\r
  46         return 0;\r
  47 }\r
  48 \r
  49 \r
  50 int\r
  51 variable_is_used(variable_t variable)\r
  52 {\r
  53         if(!variable)\r
  54         {\r
  55                 errno = EINVAL;\r
  56                 return 0;\r
  57         }\r
  58                 \r
  59         return variable->used;\r
  60 }\r
  61 \r
  62 \r
  63 int\r
  64 variable_set_used(variable_t variable)\r
  65 {\r
  66         if(!variable)\r
  67                 return EINVAL;\r
  68         \r
  69         variable->used = 1;\r
  70         \r
  71         return 0;\r
  72 }\r