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Be stricter when converting strings to integers. Should fix the problem

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reported by Rob.
This commit is contained in:
Manuel Novoa III 2004-01-25 19:47:10 +00:00
parent bbbe21d6b0
commit 7018385fe7
1 changed files with 10 additions and 8 deletions
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6
coreutils/expr.c
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@ -158,11 +158,13 @@ static int toarith (VALUE *v)
{ {
if(v->type == string) { if(v->type == string) {
int i; int i;
char *e;
/* Don't interpret the empty string as an integer. */ /* Don't interpret the empty string as an integer. */
if (v->u.s == 0) /* Currently does not worry about overflow or int/long differences. */
i = (int) strtol(v->u.s, &e, 10);
if ((v->u.s == e) || *e)
return 0; return 0;
i = atoi(v->u.s);
free (v->u.s); free (v->u.s);
v->u.i = i; v->u.i = i;
v->type = integer; v->type = integer;