From f52a9fb11e61a5b62fa77d43fb635556de3fb648 Mon Sep 17 00:00:00 2001
From: Tanaka Akira <akr@users.sourceforge.net>
Date: Tue, 4 May 1999 21:27:55 +0000
Subject: zsh-workers:6205

---
 Src/Zle/zle_main.c | 22 +++++++++++++++++-----
 acconfig.h         |  3 ---
 configure.in       | 19 -------------------
 3 files changed, 17 insertions(+), 27 deletions(-)

diff --git a/Src/Zle/zle_main.c b/Src/Zle/zle_main.c
index 46721b641..be82672f8 100644
--- a/Src/Zle/zle_main.c
+++ b/Src/Zle/zle_main.c
@@ -119,12 +119,16 @@ zsetterm(void)
 {
     struct ttyinfo ti;
 
-#if defined(CLOBBERS_TYPEAHEAD) && defined(FIONREAD)
+#if defined(FIONREAD)
     int val;
 
     ioctl(SHTTY, FIONREAD, (char *)&val);
-    if (val)
-	return;
+    if (val) {
+	char *tmpline = (char *)zalloc(val);
+	read(SHTTY, tmpline, val);
+	ungetkeys(tmpline, val);
+	zfree(tmpline, val);
+    }
 #endif
 
 /* sanitize the tty */
@@ -656,14 +660,18 @@ handleprefixes(void)
 	initmodifier(&zmod);
 }
 
+/* this exports the argument we are currently vared'iting if != NULL */
+
+/**/
+char *varedarg;
+
 /* vared: edit (literally) a parameter value */
 
 /**/
 static int
 bin_vared(char *name, char **args, char *ops, int func)
 {
-    char *s;
-    char *t;
+    char *s, *t, *ova = varedarg;
     Value v;
     Param pm = 0;
     int create = 0;
@@ -753,7 +761,9 @@ bin_vared(char *name, char **args, char *ops, int func)
     PERMALLOC {
 	pushnode(bufstack, ztrdup(s));
     } LASTALLOC;
+    varedarg = *args;
     t = (char *) zleread(p1, p2, ops['h'] ? ZLRF_HISTORY : 0);
+    varedarg = ova;
     if (!t || errflag) {
 	/* error in editing */
 	errflag = 0;
@@ -927,6 +937,8 @@ setup_zle(Module m)
     /* initialise the keymap system */
     init_keymaps();
 
+    varedarg = NULL;
+
     return 0;
 }
 
diff --git a/acconfig.h b/acconfig.h
index 1e0473557..58ad6aa2b 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -189,9 +189,6 @@
 /* Define to 1 if struct timezone is defined by a system header */
 #undef HAVE_STRUCT_TIMEZONE
 
-/* Define if your system's typeahead disappears from the shell editor. */
-#undef CLOBBERS_TYPEAHEAD
-
 /* Define to 1 if there is a prototype defined for brk() on your system */
 #undef HAVE_BRK_PROTO
 
diff --git a/configure.in b/configure.in
index f022744f4..d275d6fb0 100644
--- a/configure.in
+++ b/configure.in
@@ -883,25 +883,6 @@ zsh_PATH_UTMP(wtmp)
 zsh_PATH_UTMP(utmpx)
 zsh_PATH_UTMP(wtmpx)
 
-dnl ----------------
-dnl TYPEAHEAD KLUDGE
-dnl ----------------
-dnl Some systems clobber typeahead when you go from canonical input
-dnl processing to non-canonical, so we need a FIONREAD ioctl.
-dnl I don't know how to check this with configure, so I am using the
-dnl system names directly.
-dnl The doubled square brackets are necessary because autoconf uses m4.
-AC_CACHE_CHECK(if typeahead needs FIONREAD, zsh_cv_sys_clobbers_typeahead,
-[case x-$host_vendor-$host_os in
-    x-*-ultrix* | x-*-dgux* | x-sni-sysv4* | x-*-irix*)
-	zsh_cv_sys_clobbers_typeahead=yes;;
-    *)
-	zsh_cv_sys_clobbers_typeahead=no;;
-esac])
-if test $zsh_cv_sys_clobbers_typeahead = yes; then
-  AC_DEFINE(CLOBBERS_TYPEAHEAD)
-fi
-
 dnl -------------------
 dnl brk/sbrk PROTOTYPES
 dnl -------------------
-- 
cgit 1.4.1