sh: Remove unnecessary reset functions.

These are already handled by exception handlers.

bin/sh/eval.c

@@ -109,7 +109,6 @@ reseteval(void)
 {
 	evalskip = 0;
 	loopnest = 0;
-	funcnest = 0;
 }
 
 

bin/sh/main.c

@@ -185,8 +185,6 @@ reset(void)
 {
 	reseteval();
 	resetinput();
-	resetparser();
-	resetredir();
 }
 
 /*

bin/sh/parser.c

@@ -210,6 +210,7 @@ parsecmd(int interact)
 	heredoclist = NULL;
 
 	tokpushback = 0;
+	checkkwd = 0;
 	doprompt = interact;
 	if (doprompt)
 		setprompt(1);
@@ -1822,14 +1823,6 @@ parsearith: {
 } /* end of readtoken */
 
 
-void
-resetparser(void)
-{
-	tokpushback = 0;
-	checkkwd = 0;
-}
-
-
 /*
  * Returns true if the text contains nothing to expand (no dollar signs
  * or backquotes).

bin/sh/parser.h

@@ -79,7 +79,6 @@ extern const char *const parsekwd[];
 
 union node *parsecmd(int);
 void fixredir(union node *, const char *, int);
-void resetparser(void);
 int goodname(const char *);
 int isassignment(const char *);
 char *getprompt(void *);

bin/sh/redir.c

@@ -319,18 +319,6 @@ popredir(void)
 	INTON;
 }
 
-/*
- * Undo all redirections.  Called on error or interrupt.
- */
-
-void
-resetredir(void)
-{
-	while (redirlist)
-		popredir();
-}
-
-
 /* Return true if fd 0 has already been redirected at least once.  */
 int
 fd0_redirected_p(void)

bin/sh/redir.h

@@ -40,7 +40,6 @@
 union node;
 void redirect(union node *, int);
 void popredir(void);
-void resetredir(void);
 int fd0_redirected_p(void);
 void clearredir(void);