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This commit is contained in:
Karl Heuer 1994-04-21 19:45:27 +00:00
parent 501b568d67
commit 69fdec9e4d
1 changed files with 2 additions and 4 deletions
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6
src/regex.c
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@ -1256,7 +1256,6 @@ typedef union
We make the fail stack a global thing, and then grow it to
re_max_failures when we compile. */
#ifndef MATCH_MAY_ALLOCATE
static int fail_stack_allocated;
static fail_stack_type fail_stack;
static const char ** regstart, ** regend;
@ -2493,9 +2492,9 @@ regex_compile (pattern, size, syntax, bufp)
/* Since DOUBLE_FAIL_STACK refuses to double only if the current size
is strictly greater than re_max_failures, the largest possible stack
is 2 * re_max_failures failure points. */
fail_stack.size = (2 * re_max_failures * MAX_FAILURE_ITEMS);
if (fail_stack.size > fail_stack_allocated)
if (fail_stack.size < (2 * re_max_failures * MAX_FAILURE_ITEMS))
{
fail_stack.size = (2 * re_max_failures * MAX_FAILURE_ITEMS);
if (! fail_stack.stack)
fail_stack.stack =
(fail_stack_elt_t *) malloc (fail_stack.size
@ -2505,7 +2504,6 @@ regex_compile (pattern, size, syntax, bufp)
(fail_stack_elt_t *) realloc (fail_stack.stack,
(fail_stack.size
* sizeof (fail_stack_elt_t)));
fail_stack_allocated = fail_stack.size;
}
/* Initialize some other variables the matcher uses. */