appimage/citadel.AppDir/ctdlvisor.c

   1 #include <stdlib.h>
   2 #include <unistd.h>
   3 #include <stdio.h>
   4 #include <sys/wait.h>
   5
   6
   7
   8
   9 pid_t start_citadel() {
  10         pid_t pid = fork();
  11         if (pid == 0) {
  12                 execlp("citserver", "citserver", "-x9", "-h/usr/local/citadel", NULL);
  13                 exit(1);
  14         }
  15         else {
  16                 return(pid);
  17         }
  18 }
  19
  20
  21 pid_t start_webcit() {
  22         pid_t pid = fork();
  23         if (pid == 0) {
  24                 execlp("/bin/bash", "bash", "-c", "sleep 7", NULL);
  25                 exit(1);
  26         }
  27         else {
  28                 return(pid);
  29         }
  30 }
  31
  32
  33 pid_t start_webcits() {
  34         pid_t pid = fork();
  35         if (pid == 0) {
  36                 execlp("/bin/bash", "bash", "-c", "sleep 9", NULL);
  37                 exit(1);
  38         }
  39         else {
  40                 return(pid);
  41         }
  42 }
  43
  44
  45
  46
  47
  48 main() {
  49         int status;
  50         pid_t who_exited;
  51
  52         pid_t citserver_pid = start_citadel();
  53         //pid_t webcit_pid = start_webcit();
  54         //pid_t webcits_pid = start_webcits();
  55
  56         do {
  57                 printf("LD_LIBRARY_PATH = %s\n", getenv("LD_LIBRARY_PATH"));
  58                 printf("PATH = %s\n", getenv("PATH"));
  59
  60
  61                 printf("waiting...\n");
  62                 who_exited = waitpid(-1, &status, 0);
  63                 printf("pid=%d exited, status=%d\n", who_exited, status);
  64
  65                 if (who_exited == citserver_pid)        citserver_pid = start_citadel();
  66                 //if (who_exited == webcit_pid)         webcit_pid = start_webcit();
  67                 //if (who_exited == webcits_pid)        webcits_pid = start_webcits();
  68
  69                 sleep(1);                               // for sanity
  70
  71         } while(who_exited >= 0);
  72         exit(0);
  73 }