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Make nullSemAction const, add 'const' decorators to related functions

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To make it more clear that these should never be modified.

Reviewed-by: Andres Freund
Discussion: https://www.postgresql.org/message-id/54c29fb0-edf2-48ea-9814-44e918bbd6e8@iki.fi
This commit is contained in:
Heikki Linnakangas
2024-08-06 23:04:22 +03:00
parent 1e35951e71
commit 85829c973c
5 changed files with 19 additions and 19 deletions
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26
src/common/jsonapi.c
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@@ -213,15 +213,15 @@ static char JSON_PROD_GOAL[] = {JSON_TOKEN_END, JSON_NT_JSON, 0};
static inline JsonParseErrorType json_lex_string(JsonLexContext *lex);
static inline JsonParseErrorType json_lex_number(JsonLexContext *lex, const char *s,
bool *num_err, size_t *total_len);
static inline JsonParseErrorType parse_scalar(JsonLexContext *lex, JsonSemAction *sem);
static JsonParseErrorType parse_object_field(JsonLexContext *lex, JsonSemAction *sem);
static JsonParseErrorType parse_object(JsonLexContext *lex, JsonSemAction *sem);
static JsonParseErrorType parse_array_element(JsonLexContext *lex, JsonSemAction *sem);
static JsonParseErrorType parse_array(JsonLexContext *lex, JsonSemAction *sem);
static inline JsonParseErrorType parse_scalar(JsonLexContext *lex, const JsonSemAction *sem);
static JsonParseErrorType parse_object_field(JsonLexContext *lex, const JsonSemAction *sem);
static JsonParseErrorType parse_object(JsonLexContext *lex, const JsonSemAction *sem);
static JsonParseErrorType parse_array_element(JsonLexContext *lex, const JsonSemAction *sem);
static JsonParseErrorType parse_array(JsonLexContext *lex, const JsonSemAction *sem);
static JsonParseErrorType report_parse_error(JsonParseContext ctx, JsonLexContext *lex);
/* the null action object used for pure validation */
JsonSemAction nullSemAction =
const JsonSemAction nullSemAction =
{
NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL
@@ -519,7 +519,7 @@ freeJsonLexContext(JsonLexContext *lex)
* other differences.
*/
JsonParseErrorType
pg_parse_json(JsonLexContext *lex, JsonSemAction *sem)
pg_parse_json(JsonLexContext *lex, const JsonSemAction *sem)
{
#ifdef FORCE_JSON_PSTACK
@@ -648,7 +648,7 @@ json_count_array_elements(JsonLexContext *lex, int *elements)
*/
JsonParseErrorType
pg_parse_json_incremental(JsonLexContext *lex,
JsonSemAction *sem,
const JsonSemAction *sem,
const char *json,
size_t len,
bool is_last)
@@ -1005,7 +1005,7 @@ pg_parse_json_incremental(JsonLexContext *lex,
* - object field
*/
static inline JsonParseErrorType
parse_scalar(JsonLexContext *lex, JsonSemAction *sem)
parse_scalar(JsonLexContext *lex, const JsonSemAction *sem)
{
char *val = NULL;
json_scalar_action sfunc = sem->scalar;
@@ -1049,7 +1049,7 @@ parse_scalar(JsonLexContext *lex, JsonSemAction *sem)
}
static JsonParseErrorType
parse_object_field(JsonLexContext *lex, JsonSemAction *sem)
parse_object_field(JsonLexContext *lex, const JsonSemAction *sem)
{
/*
* An object field is "fieldname" : value where value can be a scalar,
@@ -1111,7 +1111,7 @@ parse_object_field(JsonLexContext *lex, JsonSemAction *sem)
}
static JsonParseErrorType
parse_object(JsonLexContext *lex, JsonSemAction *sem)
parse_object(JsonLexContext *lex, const JsonSemAction *sem)
{
/*
* an object is a possibly empty sequence of object fields, separated by
@@ -1185,7 +1185,7 @@ parse_object(JsonLexContext *lex, JsonSemAction *sem)
}
static JsonParseErrorType
parse_array_element(JsonLexContext *lex, JsonSemAction *sem)
parse_array_element(JsonLexContext *lex, const JsonSemAction *sem)
{
json_aelem_action astart = sem->array_element_start;
json_aelem_action aend = sem->array_element_end;
@@ -1229,7 +1229,7 @@ parse_array_element(JsonLexContext *lex, JsonSemAction *sem)
}
static JsonParseErrorType
parse_array(JsonLexContext *lex, JsonSemAction *sem)
parse_array(JsonLexContext *lex, const JsonSemAction *sem)
{
/*
* an array is a possibly empty sequence of array elements, separated by