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-rw-r--r--src/mds-kbdc/validate-tree.c33
1 files changed, 10 insertions, 23 deletions
diff --git a/src/mds-kbdc/validate-tree.c b/src/mds-kbdc/validate-tree.c
index e1369e0..a2d128d 100644
--- a/src/mds-kbdc/validate-tree.c
+++ b/src/mds-kbdc/validate-tree.c
@@ -102,19 +102,9 @@ static size_t includes_size = 0;
static size_t includes_ptr = 0;
/**
- * Stack of visited for-statements
+ * The number visited for-statements
*/
-static mds_kbdc_tree_for_t** restrict fors = NULL;
-
-/**
- * The number elements allocated for `fors`
- */
-static size_t fors_size = 0;
-
-/**
- * The number elements stored in `fors`
- */
-static size_t fors_ptr = 0;
+static size_t fors = 0;
/**
* The function definition that is currently being visited
@@ -429,14 +419,10 @@ static int validate_macro_call(mds_kbdc_tree_macro_call_t* restrict tree)
*/
static int validate_for(mds_kbdc_tree_for_t* restrict tree)
{
- mds_kbdc_tree_for_t** old;
- int r, saved_errno;
- if (fors_ptr == fors_size)
- if (xxrealloc(old, fors, fors_size += 4, mds_kbdc_tree_for_t*))
- return saved_errno = errno, free(old), errno = saved_errno, -1;
- fors[fors_ptr++] = tree;
+ int r;
+ fors++;
r = validate_subtree(tree->inner);
- return fors_ptr--, r;
+ return fors--, r;
}
@@ -477,7 +463,7 @@ static int validate_return(mds_kbdc_tree_return_t* restrict tree)
*/
static int validate_break(mds_kbdc_tree_break_t* restrict tree)
{
- if (fors_ptr == 0)
+ if (fors == 0)
NEW_ERROR_WITH_INCLUDES(tree, includes_ptr, ERROR, "‘break’ outside ‘for’");
return 0;
pfail:
@@ -493,7 +479,7 @@ static int validate_break(mds_kbdc_tree_break_t* restrict tree)
*/
static int validate_continue(mds_kbdc_tree_continue_t* restrict tree)
{
- if (fors_ptr == 0)
+ if (fors == 0)
NEW_ERROR_WITH_INCLUDES(tree, includes_ptr, ERROR, "‘continue’ outside ‘for’");
return 0;
pfail:
@@ -601,8 +587,9 @@ int validate_tree(mds_kbdc_parsed_t* restrict result_)
saved_errno = errno;
result_->pathname = original_pathname;
result_->source_code = original_source_code;
- free(includes), includes = NULL, includes_size = includes_ptr = 0;
- free(fors), fors = NULL, fors_size = fors_ptr = 0;
+ free(includes), includes = NULL;
+ includes_size = includes_ptr = 0;
+ fors = 0;
return errno = saved_errno, r;
}