introduce “typeset -i foo[*]”, rationale see cid 1004B5DA60A56BFB604

This commit is contained in:
tg 2010-01-25 14:25:16 +00:00
parent c700693d11
commit 2e9654ffa4
3 changed files with 22 additions and 8 deletions

View File

@ -1,4 +1,4 @@
# $MirOS: src/bin/mksh/check.t,v 1.355 2010/01/25 14:11:25 tg Exp $
# $MirOS: src/bin/mksh/check.t,v 1.356 2010/01/25 14:25:13 tg Exp $
# $OpenBSD: bksl-nl.t,v 1.2 2001/01/28 23:04:56 niklas Exp $
# $OpenBSD: history.t,v 1.5 2001/01/28 23:04:56 niklas Exp $
# $OpenBSD: read.t,v 1.3 2003/03/10 03:48:16 david Exp $
@ -5263,6 +5263,7 @@ stdin:
set -A ae 1 2
set -A af 1 2
set -A ag 1 2
set -A ah 1 2
typeset -Z3 aa ab ac ad ae af ag
print 1a ${aa[*]} .
print 1b ${ab[*]} .
@ -5271,6 +5272,7 @@ stdin:
print 1e ${ae[*]} .
print 1f ${af[*]} .
print 1g ${ag[*]} .
print 1h ${ah[*]} .
fna
fnb
fnc
@ -5278,6 +5280,7 @@ stdin:
fne
fnf
fng
typeset -Z5 ah[*]
print 2a ${aa[*]} .
print 2b ${ab[*]} .
print 2c ${ac[*]} .
@ -5285,6 +5288,7 @@ stdin:
print 2e ${ae[*]} .
print 2f ${af[*]} .
print 2g ${ag[*]} .
print 2h ${ah[*]} .
expected-stdout:
1a 001 002 .
1b 001 002 .
@ -5293,6 +5297,7 @@ expected-stdout:
1e 001 002 .
1f 001 002 .
1g 001 002 .
1h 1 2 .
2a 9 .
2b 001 002 .
2c 92 .
@ -5300,6 +5305,7 @@ expected-stdout:
2e 9 .
2f 9 002 .
2g 009 .
2h 00001 00002 .
---
name: varexpand-substr-1
description:

5
mksh.1
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@ -1,4 +1,4 @@
.\" $MirOS: src/bin/mksh/mksh.1,v 1.207 2010/01/25 14:11:27 tg Exp $
.\" $MirOS: src/bin/mksh/mksh.1,v 1.208 2010/01/25 14:25:15 tg Exp $
.\" $OpenBSD: ksh.1,v 1.129 2009/05/28 06:09:06 jmc Exp $
.\"-
.\" Copyright © 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
@ -4360,6 +4360,9 @@ arguments are given, the attributes of the named parameters are set
or cleared
.Pq Ic + .
Values for parameters may optionally be specified.
For
.Ar name Ns [*] ,
the change affects the entire array, and no value may be specified.
If
.Ic typeset
is used inside a function, any newly created parameters are local to the

17
var.c
View File

@ -22,7 +22,7 @@
#include "sh.h"
__RCSID("$MirOS: src/bin/mksh/var.c,v 1.101 2010/01/25 14:11:29 tg Exp $");
__RCSID("$MirOS: src/bin/mksh/var.c,v 1.102 2010/01/25 14:25:16 tg Exp $");
/*
* Variables
@ -674,14 +674,13 @@ typeset(const char *var, Tflag set, Tflag clr, int field, int base)
struct tbl *vpbase, *t;
char *tvar;
const char *val;
int len;
/* check for valid variable name, search for value */
val = skip_varname(var, false);
if (val == var)
return (NULL);
if (*val == '[') {
int len;
if (set_refflag)
errorf("%s: reference variable cannot be an array",
var);
@ -710,6 +709,11 @@ typeset(const char *var, Tflag set, Tflag clr, int field, int base)
return (NULL);
strdupx(tvar, var, ATEMP);
val = NULL;
/* handle foo[*] ⇒ foo (whole array) mapping for R39b */
len = strlen(tvar);
if (len > 3 && tvar[len-3] == '[' && tvar[len-2] == '*' &&
tvar[len-1] == ']')
tvar[len-3] = '\0';
}
/* Prevent typeset from creating a local PATH/ENV/SHELL */
@ -754,12 +758,13 @@ typeset(const char *var, Tflag set, Tflag clr, int field, int base)
/* most calls are with set/clr == 0 */
if (set | clr) {
int ok = 1;
bool ok = true;
/* XXX if x[0] isn't set, there will be problems: need to have
* one copy of attributes for arrays...
*/
for (t = vpbase; t; t = t->u.array) {
int fake_assign;
bool fake_assign;
char *s = NULL;
char *free_me = NULL;
@ -796,7 +801,7 @@ typeset(const char *var, Tflag set, Tflag clr, int field, int base)
* zap contents of variable, but keep
* the flag settings.
*/
ok = 0;
ok = false;
if (t->flag & INTEGER)
t->flag &= ~ISSET;
else {