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Support 0xnn for hexadecimal constants - as well as 16#nn.

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While here, make '-' only valid once, and at the start of the number.
Fixes PR/40512
This commit is contained in:
dsl 2009-08-02 21:24:18 +00:00
parent 591b8c1e16
commit 6b42da309a
1 changed files with 12 additions and 5 deletions
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17
bin/ksh/var.c
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@ -1,9 +1,9 @@
/* $NetBSD: var.c,v 1.14 2006/03/29 15:51:00 christos Exp $ */
/* $NetBSD: var.c,v 1.15 2009/08/02 21:24:18 dsl Exp $ */
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: var.c,v 1.14 2006/03/29 15:51:00 christos Exp $");
__RCSID("$NetBSD: var.c,v 1.15 2009/08/02 21:24:18 dsl Exp $");
#endif
@ -458,10 +458,17 @@ getint(vp, nump)
base = 10;
num = 0;
neg = 0;
if (*s == '-') {
neg = 1;
s++;
}
if (s[0] == '0' && s[1] == 'x') {
base = 16;
have_base = 1;
s += 2;
}
for (c = (unsigned char)*s++; c ; c = (unsigned char)*s++) {
if (c == '-') {
neg++;
} else if (c == '#') {
if (c == '#') {
base = (int) num;
if (have_base || base < 2 || base > 36)
return -1;