remove logs

This commit is contained in:
Aliberk Sandıkçı 2023-07-26 15:58:21 +03:00
parent 30bda9ac00
commit 24324dcadb
Signed by: asandikci
GPG key ID: 25C67A03B5666BC1
3 changed files with 4 additions and 26 deletions

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View file

@ -17,61 +17,42 @@ int _daemon(int nochdir, int noclose){
// pid_t defined in sys/types.h
// pid_t is a signed int data type
logg(1);
pid = fork(); // fork of the parent process
// fork() function defined in unistd.h
logg(2);
if (pid < 0){
logg(3);
exit(EXIT_FAILURE); // exit and EXIT_FAILURE defined in stdlib.h
}
else if (pid > 0){
logg(4);
exit(EXIT_SUCCESS);
}
logg(5);
sid = setsid();
logg(8);
if (sid < 0) {
logg(9);
exit(EXIT_FAILURE);
}
logg(10);
if ((chdir("/")) < 0) {
logg(17);
exit(EXIT_FAILURE);
}
logg(11);
if (!noclose) {
logg(12);
for (int i = 0; i < NR_OPEN; i++)
for (int i = 0; i < NR_OPEN; i++){
close(i);
logg(13);
// close(STDOUT_FILENO); => close(1);
// close(STDERR_FILENO); => close(2);
}
open("/dev/null", O_RDWR);
logg(14);
dup(0);
logg(15);
dup(0);
logg(16);
}
// close(STDOUT_FILENO);
// close(STDERR_FILENO);
while (1) {
logg(6);
int status = system("./info");
// TODO SECURITY ISSUE
// LINK https://stackoverflow.com/questions/5237482/how-do-i-execute-an-external-program-within-c-code-in-linux-with-arguments#
sleep(1);
}
logg(7);
exit(EXIT_SUCCESS);
}

View file

@ -3,10 +3,7 @@
int _daemon (int, int);
int main(){
printf("START");
_daemon(0, 0);
printf("END");
getchar();
printf("CLOSE");
return 0;
}