tree-wide: whenever we fork off a foreign child process reset signal mask/handlers

Also, when the child is potentially long-running make sure to set a
death signal.

Also, ignore the result of the reset operations explicitly by casting
them to (void).

1 files changed, 4 insertions, 0 deletions

diff --git a/src/journal-remote/journal-remote.c b/src/journal-remote/journal-remote.c
index 911e2a178b..ae332d826f 100644
--- a/src/journal-remote/journal-remote.c
+++ b/src/journal-remote/journal-remote.c
@@ -96,6 +96,10 @@ static int spawn_child(const char* child, char** argv) {
 
         /* In the child */
         if (child_pid == 0) {
+
+                (void) reset_all_signal_handlers();
+                (void) reset_signal_mask();
+
                 r = dup2(fd[1], STDOUT_FILENO);
                 if (r < 0) {
                         log_error_errno(errno, "Failed to dup pipe to stdout: %m");