ash: ducument where "no fds > 9 in redirects" limitation is.

 no code changes.

1 files changed, 4 insertions, 3 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 8f3143669..6de71f6d7 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -8705,8 +8705,8 @@ evalcommand(union node *cmd, int flags)
                 for (;;) {
                         find_command(argv[0], &cmdentry, cmd_flag, path);
                         if (cmdentry.cmdtype == CMDUNKNOWN) {
-                                status = 127;
                                 flush_stderr();
+                                status = 127;
                                 goto bail;
                         }
 
@@ -8812,12 +8812,13 @@ evalcommand(union node *cmd, int flags)
 
  out:
         popredir(cmd_is_exec);
-        if (lastarg)
+        if (lastarg) {
                 /* dsl: I think this is intended to be used to support
                  * '_' in 'vi' command mode during line editing...
                  * However I implemented that within libedit itself.
                  */
                 setvar("_", lastarg, 0);
+        }
         popstackmark(&smark);
 }
 
@@ -10649,7 +10650,7 @@ readtoken1(int firstc, int syntax, char *eofmark, int striptabs)
         if (eofmark == NULL) {
                 if ((c == '>' || c == '<')
                  && quotef == 0
-                 && len <= 2
+                 && len <= 2 // THIS LIMITS fd to 1 char: N>file, but no NN>file!
                  && (*out == '\0' || isdigit(*out))
                 ) {
                         PARSEREDIR();