Add named pipe support to the pipe wrapper

[lttng-tools.git] / src / common / runas.c

diff --git a/src/common/runas.c b/src/common/runas.c
index b4828ad608604935f3db7c7a3d7967c84fe2451a..081a3d28e98e4eac9bf236ac4825319d3828f0b4 100644 (file)
--- a/src/common/runas.c
+++ b/src/common/runas.c
@@ -28,7 +28,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <sched.h>
-#include <sys/signal.h>
+#include <signal.h>
 #include <assert.h>
 #include <signal.h>
 
@@ -171,7 +171,7 @@ run_as_fct run_as_enum_to_fct(enum run_as_cmd cmd)
        case RUN_AS_MKDIR_RECURSIVE:
                return _mkdir_recursive;
        default:
-               ERR("Unknown command %d", (int) cmd)
+               ERR("Unknown command %d", (int) cmd);
                return NULL;
        }
 }
@@ -487,10 +487,6 @@ int run_as_mkdir(const char *path, mode_t mode, uid_t uid, gid_t gid)
        return run_as(RUN_AS_MKDIR, &data, uid, gid);
 }
 
-/*
- * Note: open_run_as is currently not working. We'd need to pass the fd
- * opened in the child to the parent.
- */
 LTTNG_HIDDEN
 int run_as_open(const char *path, int flags, mode_t mode, uid_t uid, gid_t gid)
 {
@@ -547,10 +543,10 @@ void worker_sighandler(int sig)
        const char *signame;
 
        /*
-        * The worker will its parent's signals since they are part of the same
-        * process group. However, in the case of SIGINT and SIGTERM, we want
-        * to give the worker a chance to teardown gracefully when its parent
-        * closes the command socket.
+        * The worker will inherit its parent's signals since they are part of
+        * the same process group. However, in the case of SIGINT and SIGTERM,
+        * we want to give the worker a chance to teardown gracefully when its
+        * parent closes the command socket.
         */
        switch (sig) {
        case SIGINT:
@@ -560,10 +556,14 @@ void worker_sighandler(int sig)
                signame = "SIGTERM";
                break;
        default:
-               signame = "Unknown";
+               signame = NULL;
        }
 
-       DBG("run_as worker received signal %s", signame);
+       if (signame) {
+               DBG("run_as worker received signal %s", signame);
+       } else {
+               DBG("run_as_worker received signal %d", sig);
+       }
 }
 
 static