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Add function to safely modify postgresql.auto.conf

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This is required for PostgreSQL 12 and later.
This commit is contained in:
Ian Barwick
2019-08-14 16:57:42 +09:00
parent 4ebc43fd63
commit f5044465cb
7 changed files with 190 additions and 27 deletions
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34
configfile-scan.l
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@@ -38,6 +38,8 @@ static sigjmp_buf *CONF_flex_fatal_jmp;
static char *CONF_scanstr(const char *s);
static int CONF_flex_fatal(const char *msg);
static bool ProcessConfigFile(FILE *fp, const char *config_file, KeyValueList *contents, t_configuration_options *options, ItemList *error_list, ItemList *warning_list);
%}
%option 8bit
@@ -88,9 +90,20 @@ STRING \'([^'\\\n]|\\.|\'\')*\'
%%
extern bool
ProcessRepmgrConfigFile(FILE *fp, const char *config_file, t_configuration_options *options, ItemList *error_list, ItemList *warning_list)
{
return ProcessConfigFile(fp, config_file, NULL, options, error_list, warning_list);
}
extern bool
ProcessConfigFile(FILE *fp, const char *config_file, t_configuration_options *options, ItemList *error_list, ItemList *warning_list)
ProcessPostgresConfigFile(FILE *fp, const char *config_file, KeyValueList *contents, ItemList *error_list, ItemList *warning_list)
{
return ProcessConfigFile(fp, config_file, contents, NULL, error_list, warning_list);
}
static bool
ProcessConfigFile(FILE *fp, const char *config_file, KeyValueList *contents, t_configuration_options *options, ItemList *error_list, ItemList *warning_list)
{
volatile bool OK = true;
volatile YY_BUFFER_STATE lex_buffer = NULL;
@@ -167,12 +180,21 @@ ProcessConfigFile(FILE *fp, const char *config_file, t_configuration_options *op
}
/* OK, process the option name and value */
if (contents != NULL)
{
key_value_list_replace_or_set(contents,
opt_name,
opt_value);
}
parse_configuration_item(options,
error_list,
warning_list,
opt_name,
opt_value);
if (options != NULL)
{
parse_configuration_item(options,
error_list,
warning_list,
opt_name,
opt_value);
}
/* break out of loop if read EOF, else loop for next line */
if (token == 0)