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63 lines
1.6 KiB
63 lines
1.6 KiB
From c14852867786c798f98a23d075e76a2e2acce204 Mon Sep 17 00:00:00 2001
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From: Christos Zoulas <christos@zoulas.com>
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Date: Mon, 23 Aug 2021 08:30:57 -0400
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Subject: [PATCH] - Expose HIST_PURGE - Compare pointer against null - Use
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initlex()
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---
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sh.h | 2 ++
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sh.lex.c | 6 ++----
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2 files changed, 4 insertions(+), 4 deletions(-)
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diff --git a/sh.h b/sh.h
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index 3c285a9e..77e801c6 100644
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--- a/sh.h
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+++ b/sh.h
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@@ -78,6 +78,7 @@ typedef unsigned long intptr_t;
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#if defined(KANJI) && defined(WIDE_STRINGS) && defined(HAVE_NL_LANGINFO) && defined(CODESET)
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#define AUTOSET_KANJI
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#endif
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+
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/*
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* Sanity
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*/
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@@ -1027,6 +1028,7 @@ EXTERN struct varent {
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* The following are for interfacing redo substitution in
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* aliases to the lexical routines.
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*/
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+#define HIST_PURGE -500000
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EXTERN struct wordent *alhistp IZERO_STRUCT;/* Argument list (first) */
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EXTERN struct wordent *alhistt IZERO_STRUCT;/* Node after last in arg list */
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EXTERN Char **alvec IZERO_STRUCT,
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diff --git a/sh.lex.c b/sh.lex.c
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index 5b0c6d8d..afe053e5 100644
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--- a/sh.lex.c
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+++ b/sh.lex.c
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@@ -153,8 +153,7 @@ lex(struct wordent *hp)
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if (!postcmd_active)
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btell(&lineloc);
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- hp->next = hp->prev = hp;
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- hp->word = STRNULL;
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+ initlex(hp);
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hadhist = 0;
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do
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c = readc(0);
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@@ -711,7 +710,7 @@ getexcl(Char sc)
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lastev = eventno;
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hp = gethent(sc);
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- if (hp == 0)
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+ if (hp == NULL)
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return;
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hadhist = 1;
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dol = 0;
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@@ -901,7 +900,6 @@ getsub(struct wordent *en)
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* We raise the limit to 50000000
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*/
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-#define HIST_PURGE -50000000
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static struct wordent *
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dosub(Char sc, struct wordent *en, int global)
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{
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