config: use ptrdiff_t for all field-offset members.

Previously we used int here, but it is more correct to use
ptrdiff_t.  (This never actually matters for our code in practice,
since the structure we are managing here never exceed INT_MAX in
size.)
This commit is contained in:
Nick Mathewson 2019-09-04 10:50:09 -04:00
parent 34f3fcef40
commit 539158f2be
2 changed files with 5 additions and 3 deletions

View File

@ -72,7 +72,7 @@ typedef struct config_format_t {
const struct_member_t *extra;
/** The position of a config_suite_t pointer within the toplevel object,
* or -1 if there is no such pointer. */
int config_suite_offset;
ptrdiff_t config_suite_offset;
} config_format_t;
/**

View File

@ -33,6 +33,8 @@
#include "lib/conf/conftesting.h"
#endif
#include <stddef.h>
/** Enumeration of types which option values can take */
typedef enum config_type_t {
CONFIG_TYPE_STRING = 0, /**< An arbitrary string. */
@ -89,7 +91,7 @@ typedef struct struct_member_t {
* Offset of this field within the structure. Compute this with
* offsetof(structure, fieldname).
**/
int offset;
ptrdiff_t offset;
} struct_member_t;
/**
@ -102,7 +104,7 @@ typedef struct struct_member_t {
typedef struct struct_magic_decl_t {
const char *typename;
uint32_t magic_val;
int magic_offset;
ptrdiff_t magic_offset;
} struct_magic_decl_t;
/**