minix/lib/libsffs/main.c

   1 /* This file contains the SFFS initialization code and message loop.
   2  *
   3  * The entry points into this file are:
   4  *   sffs_init          initialization
   5  *   sffs_signal        signal handler
   6  *   sffs_loop          main message loop
   7  *
   8  * Created:
   9  *   April 2009 (D.C. van Moolenbroek)
  10  */
  11
  12 #include "inc.h"
  13
  14 /*===========================================================================*
  15  *                              sffs_init                                    *
  16  *===========================================================================*/
  17 int sffs_init(char *name, const struct sffs_table *table,
  18   struct sffs_params *params)
  19 {
  20 /* Initialize this file server. Called at startup time.
  21  */
  22   int i;
  23
  24   /* Make sure that the given path prefix doesn't end with a slash. */
  25   i = strlen(params->p_prefix);
  26   while (i > 0 && params->p_prefix[i - 1] == '/') i--;
  27   params->p_prefix[i] = 0;
  28
  29   sffs_name = name;
  30   sffs_table = table;
  31   sffs_params = params;
  32
  33   return OK;
  34 }
  35
  36 /*===========================================================================*
  37  *                              sffs_signal                                  *
  38  *===========================================================================*/
  39 void sffs_signal(int signo)
  40 {
  41
  42   /* Only check for termination signal, ignore anything else. */
  43   if (signo != SIGTERM) return;
  44
  45   dprintf(("%s: got SIGTERM\n", sffs_name));
  46
  47   fsdriver_terminate();
  48 }
  49
  50 /*===========================================================================*
  51  *                              sffs_loop                                    *
  52  *===========================================================================*/
  53 void sffs_loop(void)
  54 {
  55 /* The main function of this file server. Libfsdriver does the real work.
  56  */
  57
  58   fsdriver_task(&sffs_dtable);
  59 }