Convert jim-aio.c to use subcmd

Also:
- make stream.server set SO_REUSEADDR
- do object reference properly for callbacks
- white space cleanup in jim-eventloop.c
- fix the pwd command
- add support for JIM_MODFLAG_FULLARGV to subcmd
- make verbose runtests easier to read
- bio might not be available

1 files changed, 2 insertions, 1 deletions

diff --git a/jim-file.c b/jim-file.c
index 547efdf..4fb5b43 100644
--- a/jim-file.c
+++ b/jim-file.c
@@ -658,7 +658,8 @@ static int Jim_PwdCmd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
     const int cwd_len=2048;
     char *cwd=malloc(cwd_len);
 
-    if (getcwd(cwd, cwd_len) != 0) {
+    if (getcwd(cwd, cwd_len) == NULL) {
+        Jim_SetResultString(interp, "Failed to get pwd", -1);
         return JIM_ERR;
     }