Line data    Source code

       1              : #include "testitall.h"
       2              : 
       3              : /**
       4              :  * @brief Writes content of a buffer to a temporary file
       5              :  * @param buffer Pointer to the null-terminated string to be written
       6              :  * @return Return enum value indicating execution status
       7              :  * @note Creates a temporary file using mkstemp with template /tmp/testitall_XXXXXX
       8              :  */
       9            0 : Return write_to_temp_file(const char *buffer)
      10              : {
      11              :         /// The status that will be passed to return() before exiting.
      12              :         /// By default, the function worked without errors.
      13            0 :         Return status = SUCCESS;
      14              : 
      15            0 :         int fd = -1;
      16            0 :         FILE *temp_file = NULL;
      17            0 :         char template[] = "/tmp/testitall_XXXXXX";
      18              :         int write_result;
      19              : 
      20            0 :         if(SUCCESS == status)
      21              :         {
      22            0 :                 if(buffer == NULL)
      23              :                 {
      24            0 :                         status = FAILURE;
      25              :                 }
      26              :         }
      27              : 
      28            0 :         if(SUCCESS == status)
      29              :         {
      30            0 :                 fd = mkstemp(template);
      31              : 
      32            0 :                 if(fd == -1)
      33              :                 {
      34            0 :                         status = FAILURE;
      35              :                 }
      36              :         }
      37              : 
      38            0 :         if(SUCCESS == status)
      39              :         {
      40            0 :                 temp_file = fdopen(fd,"w");
      41              : 
      42            0 :                 if(temp_file == NULL)
      43              :                 {
      44            0 :                         status = FAILURE;
      45              :                 }
      46              :         }
      47              : 
      48            0 :         if(SUCCESS == status)
      49              :         {
      50            0 :                 write_result = fprintf(temp_file,"%s",buffer);
      51              : 
      52            0 :                 if(write_result < 0)
      53              :                 {
      54            0 :                         status = FAILURE;
      55              :                 }
      56              :         }
      57              : 
      58              :         // Cleanup
      59            0 :         if(temp_file != NULL)
      60              :         {
      61            0 :                 fclose(temp_file); // This also closes fd
      62            0 :         } else if(fd != -1){
      63            0 :                 close(fd);
      64              :         }
      65              : 
      66            0 :         return(status);
      67              : }