196 lines
4.4 KiB
Diff
196 lines
4.4 KiB
Diff
From dde61c8a6ee767bbfa20018ab277e3e38e3a613f Mon Sep 17 00:00:00 2001
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From: Roman Kollar <rkollar@redhat.com>
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Date: Fri, 12 Oct 2012 13:40:12 +0200
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Subject: [PATCH] Reverse patch for history handling in loops
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Originally reported at Red Hat Bugzilla:
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https://bugzilla.redhat.com/show_bug.cgi?id=814069
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Reverse patch for commit 23a51b0a709628af57729a07cbbfae3c95e98e6f in the upstream repo
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Adjusted by Jaromir Koncicky (jkoncick) to fit with version 6.18.01
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---
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sh.func.c | 137 +-------------------------------------------------------------
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1 file changed, 1 insertion(+), 136 deletions(-)
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diff --git a/sh.func.c b/sh.func.c
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index 31c5330..b564e53 100644
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--- a/sh.func.c
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+++ b/sh.func.c
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@@ -61,7 +61,6 @@ static void doagain (void);
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static const char *isrchx (int);
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static void search (int, int, Char *);
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static int getword (struct Strbuf *);
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-static struct wordent *histgetword (struct wordent *);
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static void toend (void);
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static void xecho (int, Char **);
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static int islocale_var (Char *);
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@@ -754,7 +753,6 @@ search(int type, int level, Char *goal)
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{
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struct Strbuf word = Strbuf_INIT;
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Char *cp;
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- struct wordent *histent = NULL, *ohistent = NULL;
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Stype = type;
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Sgoal = goal;
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@@ -767,28 +765,12 @@ search(int type, int level, Char *goal)
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}
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cleanup_push(&word, Strbuf_cleanup);
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do {
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-
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- if (intty) {
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- histent = xmalloc(sizeof(*histent));
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- ohistent = xmalloc(sizeof(*histent));
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- ohistent->word = STRNULL;
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- ohistent->next = histent;
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- histent->prev = ohistent;
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- }
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-
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if (intty && fseekp == feobp && aret == TCSH_F_SEEK)
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printprompt(1, isrchx(type == TC_BREAK ? zlast : type));
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/* xprintf("? "), flush(); */
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(void) getword(&word);
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Strbuf_terminate(&word);
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- if (intty && Strlen(word.s) > 0) {
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- histent->word = Strsave(word.s);
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- histent->next = xmalloc(sizeof(*histent));
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- histent->next->prev = histent;
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- histent = histent->next;
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- }
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-
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switch (srchx(word.s)) {
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case TC_ELSE:
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@@ -864,126 +846,12 @@ search(int type, int level, Char *goal)
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level = -1;
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break;
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}
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- if (intty) {
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- ohistent->prev = histgetword(histent);
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- ohistent->prev->next = ohistent;
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- savehist(ohistent, 0);
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- freelex(ohistent);
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- xfree(ohistent);
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- } else
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- (void) getword(NULL);
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+ (void) getword(NULL);
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} while (level >= 0);
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end:
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cleanup_until(&word);
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}
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-static struct wordent *
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-histgetword(struct wordent *histent)
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-{
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- int found = 0, first;
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- eChar c, d;
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- int e;
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- struct Strbuf *tmp;
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- tmp = xmalloc(sizeof(*tmp));
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- tmp->size = 0;
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- tmp->s = NULL;
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- c = readc(1);
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- d = 0;
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- e = 0;
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- for (;;) {
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- tmp->len = 0;
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- Strbuf_terminate (tmp);
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- while (c == ' ' || c == '\t')
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- c = readc(1);
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- if (c == '#')
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- do
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- c = readc(1);
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- while (c != CHAR_ERR && c != '\n');
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- if (c == CHAR_ERR)
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- goto past;
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- if (c == '\n')
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- goto nl;
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- unreadc(c);
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- found = 1;
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- first = 1;
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- do {
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- e = (c == '\\');
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- c = readc(1);
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- if (c == '\\' && !e) {
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- if ((c = readc(1)) == '\n') {
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- e = 1;
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- c = ' ';
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- } else {
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- unreadc(c);
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- c = '\\';
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- }
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- }
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- if ((c == '\'' || c == '"') && !e) {
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- if (d == 0)
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- d = c;
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- else if (d == c)
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- d = 0;
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- }
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- if (c == CHAR_ERR)
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- goto past;
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-
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- Strbuf_append1(tmp, (Char) c);
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-
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- if (!first && !d && c == '(' && !e) {
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- break;
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- }
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- first = 0;
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- } while (d || e || (c != ' ' && c != '\t' && c != '\n'));
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- tmp->len--;
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- if (tmp->len) {
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- Strbuf_terminate(tmp);
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- histent->word = Strsave(tmp->s);
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- histent->next = xmalloc(sizeof (*histent));
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- histent->next->prev = histent;
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- histent = histent->next;
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- }
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- if (c == '\n') {
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- nl:
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- tmp->len = 0;
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- Strbuf_append1(tmp, (Char) c);
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- Strbuf_terminate(tmp);
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- histent->word = Strsave(tmp->s);
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- return histent;
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- }
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- }
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-
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-past:
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- switch (Stype) {
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-
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- case TC_IF:
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- stderror(ERR_NAME | ERR_NOTFOUND, "then/endif");
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- break;
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-
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- case TC_ELSE:
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- stderror(ERR_NAME | ERR_NOTFOUND, "endif");
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- break;
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-
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- case TC_BRKSW:
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- case TC_SWITCH:
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- stderror(ERR_NAME | ERR_NOTFOUND, "endsw");
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- break;
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-
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- case TC_BREAK:
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- stderror(ERR_NAME | ERR_NOTFOUND, "end");
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- break;
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-
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- case TC_GOTO:
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- setname(short2str(Sgoal));
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- stderror(ERR_NAME | ERR_NOTFOUND, "label");
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- break;
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-
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- default:
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- break;
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- }
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- /* NOTREACHED */
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- return NULL;
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-}
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-
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static int
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getword(struct Strbuf *wp)
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{
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--
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1.7.11.4
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