Merge remote-tracking branch 'ovs-dev/master'

[sliver-openvswitch.git] / lib / process.c

diff --git a/lib/process.c b/lib/process.c
index 03e00ce..143347c 100644 (file)
--- a/lib/process.c
+++ b/lib/process.c
@@ -28,6 +28,7 @@
 #include "dynamic-string.h"
 #include "fatal-signal.h"
 #include "list.h"
+#include "ovs-thread.h"
 #include "poll-loop.h"
 #include "signals.h"
 #include "socket-util.h"
@@ -71,6 +72,7 @@ process_init(void)
     static bool inited;
     struct sigaction sa;
 
+    assert_single_threaded();
     if (inited) {
         return;
     }
@@ -180,6 +182,8 @@ process_start(char **argv, struct process **pp)
     pid_t pid;
     int error;
 
+    assert_single_threaded();
+
     *pp = NULL;
     COVERAGE_INC(process_start);
     error = process_prestart(argv);
@@ -189,7 +193,7 @@ process_start(char **argv, struct process **pp)
 
     pid = fork();
     if (pid < 0) {
-        VLOG_WARN("fork failed: %s", strerror(errno));
+        VLOG_WARN("fork failed: %s", ovs_strerror(errno));
         return errno;
     } else if (pid) {
         /* Running in parent process. */
@@ -206,7 +210,7 @@ process_start(char **argv, struct process **pp)
         }
         execvp(argv[0], argv);
         fprintf(stderr, "execvp(\"%s\") failed: %s\n",
-                argv[0], strerror(errno));
+                argv[0], ovs_strerror(errno));
         _exit(1);
     }
 }
@@ -312,7 +316,7 @@ process_run(void)
                     p->exited = true;
                     p->status = status;
                 } else if (retval < 0) {
-                    VLOG_WARN("waitpid: %s", strerror(errno));
+                    VLOG_WARN("waitpid: %s", ovs_strerror(errno));
                     p->exited = true;
                     p->status = -1;
                 }