unix: remove dead code in process.c

uv_spawn() saves and restores the environ in case the child clobbers it - which is impossible because the child process runs in a separate address space.
joyent · Aug 8, 2012 · d4737ab · d4737ab
1 parent 47f496a
commit d4737ab
Showing 1 changed file with 0 additions and 8 deletions.
diff --git a/src/unix/process.c b/src/unix/process.c
@@ -303,7 +303,6 @@ int uv_spawn(uv_loop_t* loop,
              uv_process_t* process,
              const uv_process_options_t options) {
   int signal_pipe[2] = { -1, -1 };
-  char** save_our_env;
   struct pollfd pfd;
   int (*pipes)[2];
   int stdio_count;
@@ -320,9 +319,6 @@ int uv_spawn(uv_loop_t* loop,
   uv__handle_init(loop, (uv_handle_t*)process, UV_PROCESS);
   loop->counters.process_init++;
 
-  /* Save environ in case it gets clobbered by the child process. */
-  save_our_env = environ;
-
   stdio_count = options.stdio_count;
   if (stdio_count < 3)
     stdio_count = 3;
@@ -378,7 +374,6 @@ int uv_spawn(uv_loop_t* loop,
   if (pid == -1) {
     close(signal_pipe[0]);
     close(signal_pipe[1]);
-    environ = save_our_env;
     goto error;
   }
 
@@ -387,9 +382,6 @@ int uv_spawn(uv_loop_t* loop,
     abort();
   }
 
-  /* Restore environment. */
-  environ = save_our_env;
-
   /* POLLHUP signals child has exited or execve()'d. */
   close(signal_pipe[1]);
   pfd.revents = 0;