CVS: linux-atm/src/led main.c,1.2,1.2.2.1

[chas w. <ch...@us...>]

Update of /cvsroot/linux-atm/linux-atm/src/led
In directory sc8-pr-cvs1:/tmp/cvs-serv29666

Modified Files:
      Tag: V2_5_0
	main.c 
Log Message:
add -b (daemon flag) option -- this should make startup scripts
somewhat easier to write.  the lec interface will be before the 
zeppelin forks the child so you no longer need to sleep after
starting zeppelin before configuring the interface


Index: main.c
===================================================================
RCS file: /cvsroot/linux-atm/linux-atm/src/led/main.c,v
retrieving revision 1.2
retrieving revision 1.2.2.1
diff -C2 -d -r1.2 -r1.2.2.1
*** main.c	9 Oct 2001 22:33:07 -0000	1.2
--- main.c	2 May 2003 17:19:41 -0000	1.2.2.1
***************
*** 198,201 ****
--- 198,203 ----
          int lecs_method = LECS_WELLKNOWN;
          int poll_ret = 0, itf = 0, phys_itf = 0, selector = 0;
+         int daemon_flag = 0;
+         pid_t pid;
          struct sockaddr_atmsvc manual_atm_addr;
          struct sockaddr_atmsvc listen_addr;
***************
*** 211,216 ****
  
          while(poll_ret != -1) {
!                 poll_ret = getopt(argc, argv, "c:e:n:s:m:l:i:I:q:12pf:t:F:");
                  switch(poll_ret) {
                  case 'c':
                          if (atm_set) {
--- 213,221 ----
  
          while(poll_ret != -1) {
!                 poll_ret = getopt(argc, argv, "bc:e:n:s:m:l:i:I:q:12pf:t:F:");
                  switch(poll_ret) {
+                 case 'b':
+                         daemon_flag = 1;
+                         break;
                  case 'c':
                          if (atm_set) {
***************
*** 389,392 ****
--- 394,416 ----
                          return -1;
                  } 
+ 
+                 if (daemon_flag == 1) {
+                         daemon_flag = 0;
+                         pid = fork();
+                         if (pid < 0) {
+                                 diag(COMPONENT, DIAG_FATAL, "fork failed, exiting...\n");
+                                 return -1;
+                         }
+                         if (pid) {
+                                 /* parent */
+                                 return 0;
+                         } else {
+                                 /* child */
+                                 if (setsid() < 0) {
+                                         diag(COMPONENT, DIAG_FATAL, "setsid failed, exiting...\n");
+                                         return -1;
+                                 }
+                         }
+                 }
  
                  diag(COMPONENT, DIAG_DEBUG, "initializing lec parameters\n");