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sd-daemon: set FD_CLOEXEC by default

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This commit is contained in:
Lennart Poettering 2010-05-24 18:59:46 +02:00
parent 8efe3c0114
commit 8640e11135
1 changed files with 20 additions and 1 deletions
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21
src/sd-daemon.c
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@ -28,6 +28,7 @@
#include <sys/stat.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/fcntl.h>
#include <netinet/in.h>
#include <stdlib.h>
#include <errno.h>
@ -41,7 +42,7 @@ int sd_listen_fds(int unset_environment) {
#ifdef DISABLE_SYSTEMD
return 0;
#else
int r;
int r, fd;
const char *e;
char *p = NULL;
unsigned long l;
@ -88,6 +89,24 @@ int sd_listen_fds(int unset_environment) {
goto finish;
}
for (fd = SD_LISTEN_FDS_START; fd < SD_LISTEN_FDS_START + (int) l; fd ++) {
int flags;
if ((flags = fcntl(fd, F_GETFD)) < 0) {
r = -errno;
goto finish;
}
if (flags & FD_CLOEXEC)
continue;
if (fcntl(fd, F_SETFD, flags | FD_CLOEXEC) < 0) {
r = -errno;
goto finish;
}
}
r = (int) l;
finish: