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-rw-r--r--src/scanner.c20
-rw-r--r--src/yaml_private.h1
2 files changed, 14 insertions, 7 deletions
diff --git a/src/scanner.c b/src/scanner.c
index 68fc002..cf68d97 100644
--- a/src/scanner.c
+++ b/src/scanner.c
@@ -615,11 +615,11 @@ yaml_parser_decrease_flow_level(yaml_parser_t *parser);
*/
static int
-yaml_parser_roll_indent(yaml_parser_t *parser, int column,
- int number, yaml_token_type_t type, yaml_mark_t mark);
+yaml_parser_roll_indent(yaml_parser_t *parser, ptrdiff_t column,
+ ptrdiff_t number, yaml_token_type_t type, yaml_mark_t mark);
static int
-yaml_parser_unroll_indent(yaml_parser_t *parser, int column);
+yaml_parser_unroll_indent(yaml_parser_t *parser, ptrdiff_t column);
/*
* Token fetchers.
@@ -1103,7 +1103,7 @@ yaml_parser_save_simple_key(yaml_parser_t *parser)
*/
int required = (!parser->flow_level
- && parser->indent == (int)parser->mark.column);
+ && parser->indent == (ptrdiff_t)parser->mark.column);
/*
* A simple key is required only when it is the first token in the current
@@ -1176,6 +1176,9 @@ yaml_parser_increase_flow_level(yaml_parser_t *parser)
/* Increase the flow level. */
+ if (parser->flow_level == INT_MAX)
+ return 0;
+
parser->flow_level++;
return 1;
@@ -1206,8 +1209,8 @@ yaml_parser_decrease_flow_level(yaml_parser_t *parser)
*/
static int
-yaml_parser_roll_indent(yaml_parser_t *parser, int column,
- int number, yaml_token_type_t type, yaml_mark_t mark)
+yaml_parser_roll_indent(yaml_parser_t *parser, ptrdiff_t column,
+ ptrdiff_t number, yaml_token_type_t type, yaml_mark_t mark)
{
yaml_token_t token;
@@ -1226,6 +1229,9 @@ yaml_parser_roll_indent(yaml_parser_t *parser, int column,
if (!PUSH(parser, parser->indents, parser->indent))
return 0;
+ if (column > INT_MAX)
+ return 0;
+
parser->indent = column;
/* Create a token and insert it into the queue. */
@@ -1254,7 +1260,7 @@ yaml_parser_roll_indent(yaml_parser_t *parser, int column,
static int
-yaml_parser_unroll_indent(yaml_parser_t *parser, int column)
+yaml_parser_unroll_indent(yaml_parser_t *parser, ptrdiff_t column)
{
yaml_token_t token;
diff --git a/src/yaml_private.h b/src/yaml_private.h
index f835d3d..f248383 100644
--- a/src/yaml_private.h
+++ b/src/yaml_private.h
@@ -7,6 +7,7 @@
#include <assert.h>
#include <limits.h>
+#include <stddef.h>
/*
* Memory management.