add a few O_CLOEXEC where missing

diff --git a/src/manager.c b/src/manager.c
index 258b3ca4b77942eda329a7576c81a1f34a005053..7b725e34d80cd7a025faedefaeff40885add90e7 100644 (file)
--- a/src/manager.c
+++ b/src/manager.c
@@ -136,7 +136,7 @@ static int enable_special_signals(Manager *m) {
         if (reboot(RB_DISABLE_CAD) < 0)
                 log_warning("Failed to enable ctrl-alt-del handling: %m");
 
-        if ((fd = open_terminal("/dev/tty0", O_RDWR|O_NOCTTY)) < 0)
+        if ((fd = open_terminal("/dev/tty0", O_RDWR|O_NOCTTY|O_CLOEXEC)) < 0)
                 log_warning("Failed to open /dev/tty0: %m");
         else {
                 /* Enable that we get SIGWINCH on kbrequest */

diff --git a/src/util.c b/src/util.c
index f75df7b5116c68662decce5ac1f27a6a0897f0c6..ca769c22e6a62b2cbdd5956f5835435acf59a052 100644 (file)
--- a/src/util.c
+++ b/src/util.c
@@ -490,7 +490,7 @@ int get_parent_of_pid(pid_t pid, pid_t *_ppid) {
         assert_se(snprintf(fn, sizeof(fn)-1, "/proc/%lu/stat", (unsigned long) pid) < (int) (sizeof(fn)-1));
         char_array_0(fn);
 
-        if (!(f = fopen(fn, "r")))
+        if (!(f = fopen(fn, "re")))
                 return -errno;
 
         if (!(fgets(line, sizeof(line), f))) {
@@ -535,7 +535,7 @@ int get_starttime_of_pid(pid_t pid, unsigned long long *st) {
         assert_se(snprintf(fn, sizeof(fn)-1, "/proc/%lu/stat", (unsigned long) pid) < (int) (sizeof(fn)-1));
         char_array_0(fn);
 
-        if (!(f = fopen(fn, "r")))
+        if (!(f = fopen(fn, "re")))
                 return -errno;
 
         if (!(fgets(line, sizeof(line), f))) {
@@ -1010,7 +1010,7 @@ int get_process_cmdline(pid_t pid, size_t max_length, char **line) {
         if (asprintf(&p, "/proc/%lu/cmdline", (unsigned long) pid) < 0)
                 return -ENOMEM;
 
-        f = fopen(p, "r");
+        f = fopen(p, "re");
         free(p);
 
         if (!f)
@@ -2656,7 +2656,7 @@ int release_terminal(void) {
         int r = 0, fd;
         struct sigaction sa_old, sa_new;
 
-        if ((fd = open("/dev/tty", O_RDWR|O_NOCTTY|O_NDELAY)) < 0)
+        if ((fd = open("/dev/tty", O_RDWR|O_NOCTTY|O_NDELAY|O_CLOEXEC)) < 0)
                 return -errno;
 
         /* Temporarily ignore SIGHUP, so that we don't get SIGHUP'ed
@@ -4272,7 +4272,7 @@ int detect_container(const char **id) {
                 return 1;
         }
 
-        if ((f = fopen("/proc/self/cgroup", "r"))) {
+        if ((f = fopen("/proc/self/cgroup", "re"))) {
 
                 for (;;) {
                         char line[LINE_MAX], *p;