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Add fcntl to actually lock pidfile on Android

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nonlin-lin-chaos-order-etc-etal 2024-04-10 03:15:55 +08:00
parent 26fac94d05
commit 8e80a8b06f
1 changed files with 10 additions and 1 deletions
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11
daemon/UnixDaemon.cpp
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@ -162,12 +162,21 @@ namespace i2p
#ifndef ANDROID #ifndef ANDROID
if (lockf(pidFH, F_TLOCK, 0) != 0) if (lockf(pidFH, F_TLOCK, 0) != 0)
#else
struct flock fl;
fl.l_len = 0;
fl.l_type = F_WRLCK;
fl.l_whence = SEEK_SET;
fl.l_start = 0;
if (fcntl(pidFH, F_SETLK, &fl) != 0)
#endif
{ {
LogPrint(eLogError, "Daemon: Could not lock pid file ", pidfile, ": ", strerror(errno)); LogPrint(eLogError, "Daemon: Could not lock pid file ", pidfile, ": ", strerror(errno));
std::cerr << "i2pd: Could not lock pid file " << pidfile << ": " << strerror(errno) << std::endl; std::cerr << "i2pd: Could not lock pid file " << pidfile << ": " << strerror(errno) << std::endl;
return false; return false;
} }
#endif
char pid[10]; char pid[10];
sprintf(pid, "%d\n", getpid()); sprintf(pid, "%d\n", getpid());
ftruncate(pidFH, 0); ftruncate(pidFH, 0);